extract a couple of files
This commit is contained in:
parent
06e6ecdf8f
commit
0d52962b3e
114
search.lua
Normal file
114
search.lua
Normal file
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-- helpers for the search bar (C-f)
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function Text.draw_search_bar()
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local h = Line_height+2
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local y = App.screen.height-h
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love.graphics.setColor(0.9,0.9,0.9)
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love.graphics.rectangle('fill', 0, y-10, App.screen.width-1, h+8)
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love.graphics.setColor(0.6,0.6,0.6)
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love.graphics.line(0, y-10, App.screen.width-1, y-10)
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love.graphics.setColor(1,1,1)
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love.graphics.rectangle('fill', 20, y-6, App.screen.width-40, h+2, 2,2)
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love.graphics.setColor(0.6,0.6,0.6)
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love.graphics.rectangle('line', 20, y-6, App.screen.width-40, h+2, 2,2)
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love.graphics.setColor(0,0,0)
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App.screen.print(Search_term, 25,y-5)
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love.graphics.setColor(1,0,0)
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if Search_text == nil then
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Search_text = App.newText(love.graphics.getFont(), Search_term)
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end
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love.graphics.circle('fill', 25+App.width(Search_text),y-5+h, 2)
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love.graphics.setColor(0,0,0)
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end
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function Text.search_next()
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-- search current line
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local pos = Lines[Cursor1.line].data:find(Search_term, Cursor1.pos)
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if pos then
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Cursor1.pos = pos
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end
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if pos == nil then
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for i=Cursor1.line+1,#Lines do
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pos = Lines[i].data:find(Search_term)
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if pos then
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Cursor1.line = i
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Cursor1.pos = pos
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break
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end
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end
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end
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if pos == nil then
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-- wrap around
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for i=1,Cursor1.line-1 do
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pos = Lines[i].data:find(Search_term)
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if pos then
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Cursor1.line = i
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Cursor1.pos = pos
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break
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end
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end
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end
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if pos == nil then
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Cursor1.line = Search_backup.cursor.line
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Cursor1.pos = Search_backup.cursor.pos
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Screen_top1.line = Search_backup.screen_top.line
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Screen_top1.pos = Search_backup.screen_top.pos
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end
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if Text.lt1(Cursor1, Screen_top1) or Text.lt1(Screen_bottom1, Cursor1) then
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Screen_top1.line = Cursor1.line
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local _, pos = Text.pos_at_start_of_cursor_screen_line()
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Screen_top1.pos = pos
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end
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end
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function Text.search_previous()
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-- search current line
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local pos = rfind(Lines[Cursor1.line].data, Search_term, Cursor1.pos)
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if pos then
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Cursor1.pos = pos
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end
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if pos == nil then
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for i=Cursor1.line-1,1,-1 do
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pos = rfind(Lines[i].data, Search_term)
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if pos then
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Cursor1.line = i
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Cursor1.pos = pos
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break
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end
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end
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end
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if pos == nil then
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-- wrap around
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for i=#Lines,Cursor1.line+1,-1 do
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pos = rfind(Lines[i].data, Search_term)
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if pos then
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Cursor1.line = i
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Cursor1.pos = pos
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break
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end
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end
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end
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if pos == nil then
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Cursor1.line = Search_backup.cursor.line
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Cursor1.pos = Search_backup.cursor.pos
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Screen_top1.line = Search_backup.screen_top.line
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Screen_top1.pos = Search_backup.screen_top.pos
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end
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if Text.lt1(Cursor1, Screen_top1) or Text.lt1(Screen_bottom1, Cursor1) then
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Screen_top1.line = Cursor1.line
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local _, pos = Text.pos_at_start_of_cursor_screen_line()
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Screen_top1.pos = pos
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end
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end
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function rfind(s, pat, i)
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local rs = s:reverse()
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local rpat = pat:reverse()
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if i == nil then i = #s end
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local ri = #s - i + 1
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local rendpos = rs:find(rpat, ri)
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if rendpos == nil then return nil end
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local endpos = #s - rendpos + 1
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assert (endpos >= #pat)
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return endpos-#pat+1
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end
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153
select.lua
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153
select.lua
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-- helpers for selecting portions of text
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local utf8 = require 'utf8'
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-- Return any intersection of the region from Selection1 to Cursor1 (or
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-- current mouse, if mouse is pressed; or recent mouse if mouse is pressed and
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-- currently over a drawing) with the region between {line=line_index, pos=apos}
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-- and {line=line_index, pos=bpos}.
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-- apos must be less than bpos. However Selection1 and Cursor1 can be in any order.
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-- Result: positions spos,epos between apos,bpos.
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function Text.clip_selection(line_index, apos, bpos)
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if Selection1.line == nil then return nil,nil end
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-- min,max = sorted(Selection1,Cursor1)
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local minl,minp = Selection1.line,Selection1.pos
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local maxl,maxp
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if love.mouse.isDown('1') then
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maxl,maxp = Text.mouse_pos()
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else
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maxl,maxp = Cursor1.line,Cursor1.pos
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end
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if minl > maxl then
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minl,maxl = maxl,minl
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minp,maxp = maxp,minp
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elseif minl == maxl then
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if minp > maxp then
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minp,maxp = maxp,minp
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end
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end
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-- check if intervals are disjoint
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if line_index < minl then return nil,nil end
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if line_index > maxl then return nil,nil end
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if line_index == minl and bpos <= minp then return nil,nil end
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if line_index == maxl and apos >= maxp then return nil,nil end
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-- compare bounds more carefully (start inclusive, end exclusive)
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local a_ge = Text.le1({line=minl, pos=minp}, {line=line_index, pos=apos})
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local b_lt = Text.lt1({line=line_index, pos=bpos}, {line=maxl, pos=maxp})
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--? print(minl,line_index,maxl, '--', minp,apos,bpos,maxp, '--', a_ge,b_lt)
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if a_ge and b_lt then
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-- fully contained
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return apos,bpos
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elseif a_ge then
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assert(maxl == line_index)
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return apos,maxp
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elseif b_lt then
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assert(minl == line_index)
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return minp,bpos
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else
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assert(minl == maxl and minl == line_index)
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return minp,maxp
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end
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end
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-- inefficient for some reason, so don't do it on every frame
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function Text.mouse_pos()
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local time = love.timer.getTime()
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if Recent_mouse.time and Recent_mouse.time > time-0.1 then
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return Recent_mouse.line, Recent_mouse.pos
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end
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Recent_mouse.time = time
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local line,pos = Text.to_pos(love.mouse.getX(), love.mouse.getY())
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if line then
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Recent_mouse.line = line
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Recent_mouse.pos = pos
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end
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return Recent_mouse.line, Recent_mouse.pos
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end
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function Text.to_pos(x,y)
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for line_index,line in ipairs(Lines) do
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if line.mode == 'text' then
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if Text.in_line(line, x,y) then
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return line_index, Text.to_pos_on_line(line, x,y)
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end
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end
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end
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end
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function Text.delete_selection()
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local minl,maxl = minmax(Selection1.line, Cursor1.line)
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local before = snapshot(minl, maxl)
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Text.delete_selection_without_undo()
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record_undo_event({before=before, after=snapshot(Cursor1.line)})
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end
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function Text.delete_selection_without_undo()
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if Selection1.line == nil then return end
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-- min,max = sorted(Selection1,Cursor1)
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local minl,minp = Selection1.line,Selection1.pos
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local maxl,maxp = Cursor1.line,Cursor1.pos
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if minl > maxl then
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minl,maxl = maxl,minl
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minp,maxp = maxp,minp
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elseif minl == maxl then
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if minp > maxp then
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minp,maxp = maxp,minp
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end
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end
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-- update Cursor1 and Selection1
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Cursor1.line = minl
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Cursor1.pos = minp
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Selection1 = {}
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-- delete everything between min (inclusive) and max (exclusive)
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Lines[minl].fragments = nil
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Lines[minl].screen_line_starting_pos = nil
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local min_offset = utf8.offset(Lines[minl].data, minp)
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local max_offset = utf8.offset(Lines[maxl].data, maxp)
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if minl == maxl then
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--? print('minl == maxl')
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Lines[minl].data = Lines[minl].data:sub(1, min_offset-1)..Lines[minl].data:sub(max_offset)
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return
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end
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assert(minl < maxl)
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local rhs = Lines[maxl].data:sub(max_offset)
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for i=maxl,minl+1,-1 do
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table.remove(Lines, i)
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end
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Lines[minl].data = Lines[minl].data:sub(1, min_offset-1)..rhs
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end
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function Text.selection()
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if Selection1.line == nil then return end
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-- min,max = sorted(Selection1,Cursor1)
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local minl,minp = Selection1.line,Selection1.pos
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local maxl,maxp = Cursor1.line,Cursor1.pos
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if minl > maxl then
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minl,maxl = maxl,minl
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minp,maxp = maxp,minp
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elseif minl == maxl then
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if minp > maxp then
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minp,maxp = maxp,minp
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end
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end
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local min_offset = utf8.offset(Lines[minl].data, minp)
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local max_offset = utf8.offset(Lines[maxl].data, maxp)
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if minl == maxl then
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return Lines[minl].data:sub(min_offset, max_offset-1)
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end
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assert(minl < maxl)
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local result = Lines[minl].data:sub(min_offset)..'\n'
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for i=minl+1,maxl-1 do
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if Lines[i].mode == 'text' then
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result = result..Lines[i].data..'\n'
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end
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end
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result = result..Lines[maxl].data:sub(1, max_offset-1)
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return result
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end
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function Text.cut_selection()
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local result = Text.selection()
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Text.delete_selection()
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return result
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end
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931
text_tests.lua
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931
text_tests.lua
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@ -0,0 +1,931 @@
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-- major tests for text editing flows
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-- This still isn't quite as thorough as I'd like.
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function test_draw_text()
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io.write('\ntest_draw_text')
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App.screen.init{width=120, height=60}
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Lines = load_array{'abc', 'def', 'ghi'}
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Line_width = App.screen.width
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Cursor1 = {line=1, pos=1}
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Screen_top1 = {line=1, pos=1}
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Screen_bottom1 = {}
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App.draw()
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local y = Margin_top
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App.screen.check(y, 'abc', 'F - test_draw_text/screen:1')
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y = y + Line_height
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App.screen.check(y, 'def', 'F - test_draw_text/screen:2')
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y = y + Line_height
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App.screen.check(y, 'ghi', 'F - test_draw_text/screen:3')
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end
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function test_draw_wrapping_text()
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io.write('\ntest_draw_wrapping_text')
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App.screen.init{width=50, height=60}
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Lines = load_array{'abc', 'defgh', 'xyz'}
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Line_width = App.screen.width
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Cursor1 = {line=1, pos=1}
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Screen_top1 = {line=1, pos=1}
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Screen_bottom1 = {}
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App.draw()
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local y = Margin_top
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App.screen.check(y, 'abc', 'F - test_draw_wrapping_text/screen:1')
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y = y + Line_height
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App.screen.check(y, 'def', 'F - test_draw_wrapping_text/screen:2')
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y = y + Line_height
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App.screen.check(y, 'gh', 'F - test_draw_wrapping_text/screen:3')
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end
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function test_draw_word_wrapping_text()
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io.write('\ntest_draw_word_wrapping_text')
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App.screen.init{width=60, height=60}
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Lines = load_array{'abc def ghi', 'jkl'}
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Line_width = App.screen.width
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Cursor1 = {line=1, pos=1}
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Screen_top1 = {line=1, pos=1}
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Screen_bottom1 = {}
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App.draw()
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local y = Margin_top
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App.screen.check(y, 'abc ', 'F - test_draw_word_wrapping_text/screen:1')
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y = y + Line_height
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App.screen.check(y, 'def ', 'F - test_draw_word_wrapping_text/screen:2')
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y = y + Line_height
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App.screen.check(y, 'ghi', 'F - test_draw_word_wrapping_text/screen:3')
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end
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function test_draw_text_wrapping_within_word()
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-- arrange a screen line that needs to be split within a word
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io.write('\ntest_draw_text_wrapping_within_word')
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App.screen.init{width=60, height=60}
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Lines = load_array{'abcd e fghijk', 'xyz'}
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Line_width = App.screen.width
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Cursor1 = {line=1, pos=1}
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Screen_top1 = {line=1, pos=1}
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Screen_bottom1 = {}
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App.draw()
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local y = Margin_top
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App.screen.check(y, 'abcd ', 'F - test_draw_text_wrapping_within_word/screen:1')
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y = y + Line_height
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App.screen.check(y, 'e fghi', 'F - test_draw_text_wrapping_within_word/screen:2')
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y = y + Line_height
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App.screen.check(y, 'jk', 'F - test_draw_text_wrapping_within_word/screen:3')
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end
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function test_edit_wrapping_text()
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io.write('\ntest_edit_wrapping_text')
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App.screen.init{width=50, height=60}
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Lines = load_array{'abc', 'def', 'xyz'}
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Line_width = App.screen.width
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Cursor1 = {line=2, pos=4}
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Screen_top1 = {line=1, pos=1}
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Screen_bottom1 = {}
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App.run_after_textinput('g')
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App.run_after_textinput('h')
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App.run_after_textinput('i')
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App.run_after_textinput('j')
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App.run_after_textinput('k')
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App.run_after_textinput('l')
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local y = Margin_top
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App.screen.check(y, 'abc', 'F - test_edit_wrapping_text/screen:1')
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y = y + Line_height
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App.screen.check(y, 'def', 'F - test_edit_wrapping_text/screen:2')
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y = y + Line_height
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App.screen.check(y, 'ghij', 'F - test_edit_wrapping_text/screen:3')
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end
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function test_insert_newline()
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io.write('\ntest_insert_newline')
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-- display a few lines with cursor on bottom line
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App.screen.init{width=25+30, height=60}
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Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
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Line_width = App.screen.width
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Cursor1 = {line=1, pos=2}
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Screen_top1 = {line=1, pos=1}
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Screen_bottom1 = {}
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App.draw()
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local y = Margin_top
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App.screen.check(y, 'abc', 'F - test_insert_newline/baseline/screen:1')
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y = y + Line_height
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App.screen.check(y, 'def', 'F - test_insert_newline/baseline/screen:2')
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y = y + Line_height
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App.screen.check(y, 'ghi', 'F - test_insert_newline/baseline/screen:3')
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-- after hitting the enter key the screen scrolls down
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App.run_after_keychord('return')
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check_eq(Screen_top1.line, 1, 'F - test_insert_newline/screen_top')
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check_eq(Cursor1.line, 2, 'F - test_insert_newline/cursor:line')
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check_eq(Cursor1.pos, 1, 'F - test_insert_newline/cursor:pos')
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y = Margin_top
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App.screen.check(y, 'a', 'F - test_insert_newline/screen:1')
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y = y + Line_height
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App.screen.check(y, 'bc', 'F - test_insert_newline/screen:2')
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y = y + Line_height
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App.screen.check(y, 'def', 'F - test_insert_newline/screen:3')
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end
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function test_insert_from_clipboard()
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io.write('\ntest_insert_from_clipboard')
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-- display a few lines with cursor on bottom line
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App.screen.init{width=25+30, height=60}
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Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
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Line_width = App.screen.width
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Cursor1 = {line=1, pos=2}
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Screen_top1 = {line=1, pos=1}
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Screen_bottom1 = {}
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App.draw()
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local y = Margin_top
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App.screen.check(y, 'abc', 'F - test_insert_from_clipboard/baseline/screen:1')
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y = y + Line_height
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App.screen.check(y, 'def', 'F - test_insert_from_clipboard/baseline/screen:2')
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y = y + Line_height
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App.screen.check(y, 'ghi', 'F - test_insert_from_clipboard/baseline/screen:3')
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-- after hitting the enter key the screen scrolls down
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App.clipboard = 'xy\nz'
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App.run_after_keychord('C-v')
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check_eq(Screen_top1.line, 1, 'F - test_insert_from_clipboard/screen_top')
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check_eq(Cursor1.line, 2, 'F - test_insert_from_clipboard/cursor:line')
|
||||
check_eq(Cursor1.pos, 2, 'F - test_insert_from_clipboard/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'axy', 'F - test_insert_from_clipboard/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'zbc', 'F - test_insert_from_clipboard/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_insert_from_clipboard/screen:3')
|
||||
end
|
||||
|
||||
function test_move_cursor_using_mouse()
|
||||
io.write('\ntest_move_cursor_using_mouse')
|
||||
App.screen.init{width=50, height=60}
|
||||
Lines = load_array{'abc', 'def', 'xyz'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw() -- populate line.y for each line in Lines
|
||||
local screen_left_margin = 25 -- pixels
|
||||
App.run_after_mouserelease(screen_left_margin+8,Margin_top+5, '1')
|
||||
check_eq(Cursor1.line, 1, 'F - test_move_cursor_using_mouse/cursor:line')
|
||||
check_eq(Cursor1.pos, 2, 'F - test_move_cursor_using_mouse/cursor:pos')
|
||||
end
|
||||
|
||||
function test_pagedown()
|
||||
io.write('\ntest_pagedown')
|
||||
App.screen.init{width=120, height=45}
|
||||
Lines = load_array{'abc', 'def', 'ghi'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
-- initially the first two lines are displayed
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_pagedown/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_pagedown/baseline/screen:2')
|
||||
-- after pagedown the bottom line becomes the top
|
||||
App.run_after_keychord('pagedown')
|
||||
check_eq(Screen_top1.line, 2, 'F - test_pagedown/screen_top')
|
||||
check_eq(Cursor1.line, 2, 'F - test_pagedown/cursor')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_pagedown/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_pagedown/screen:2')
|
||||
end
|
||||
|
||||
function test_pagedown_skips_drawings()
|
||||
io.write('\ntest_pagedown_skips_drawings')
|
||||
-- some lines of text with a drawing intermixed
|
||||
App.screen.init{width=50, height=80}
|
||||
Lines = load_array{'abc', -- height 15
|
||||
'```lines', '```', -- height 25
|
||||
'def', -- height 15
|
||||
'ghi'} -- height 15
|
||||
check_eq(Lines[2].mode, 'drawing', 'F - test_pagedown_skips_drawings/baseline/lines')
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
local drawing_height = 20 + App.screen.width / 2 -- default
|
||||
-- initially the screen displays the first line and the drawing
|
||||
-- 15px margin + 15px line1 + 10px margin + 25px drawing + 10px margin = 75px < screen height 80px
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_pagedown_skips_drawings/baseline/screen:1')
|
||||
-- after pagedown the screen draws the drawing up top
|
||||
-- 15px margin + 10px margin + 25px drawing + 10px margin + 15px line3 = 75px < screen height 80px
|
||||
App.run_after_keychord('pagedown')
|
||||
check_eq(Screen_top1.line, 2, 'F - test_pagedown_skips_drawings/screen_top')
|
||||
check_eq(Cursor1.line, 3, 'F - test_pagedown_skips_drawings/cursor')
|
||||
y = Margin_top + drawing_height
|
||||
App.screen.check(y, 'def', 'F - test_pagedown_skips_drawings/screen:1')
|
||||
end
|
||||
|
||||
function test_pagedown_shows_one_screen_line_in_common()
|
||||
io.write('\ntest_pagedown_shows_one_screen_line_in_common')
|
||||
-- some lines of text with a drawing intermixed
|
||||
App.screen.init{width=50, height=60}
|
||||
Lines = load_array{'abc', 'def ghi jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_pagedown_shows_one_screen_line_in_common/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def ', 'F - test_pagedown_shows_one_screen_line_in_common/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi ', 'F - test_pagedown_shows_one_screen_line_in_common/baseline/screen:3')
|
||||
-- after pagedown the bottom screen line becomes the top
|
||||
App.run_after_keychord('pagedown')
|
||||
check_eq(Screen_top1.line, 2, 'F - test_pagedown_shows_one_screen_line_in_common/screen_top:line')
|
||||
check_eq(Screen_top1.pos, 5, 'F - test_pagedown_shows_one_screen_line_in_common/screen_top:pos')
|
||||
check_eq(Cursor1.line, 2, 'F - test_pagedown_shows_one_screen_line_in_common/cursor:line')
|
||||
check_eq(Cursor1.pos, 5, 'F - test_pagedown_shows_one_screen_line_in_common/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'ghi ', 'F - test_pagedown_shows_one_screen_line_in_common/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_pagedown_shows_one_screen_line_in_common/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mn', 'F - test_pagedown_shows_one_screen_line_in_common/screen:3')
|
||||
end
|
||||
|
||||
function test_down_arrow_moves_cursor()
|
||||
io.write('\ntest_down_arrow_moves_cursor')
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
-- initially the first three lines are displayed
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_down_arrow_moves_cursor/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_moves_cursor/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_down_arrow_moves_cursor/baseline/screen:3')
|
||||
-- after hitting the down arrow, the cursor moves down by 1 line
|
||||
App.run_after_keychord('down')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_down_arrow_moves_cursor/screen_top')
|
||||
check_eq(Cursor1.line, 2, 'F - test_down_arrow_moves_cursor/cursor')
|
||||
-- the screen is unchanged
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_down_arrow_moves_cursor/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_moves_cursor/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_down_arrow_moves_cursor/screen:3')
|
||||
end
|
||||
|
||||
function test_down_arrow_scrolls_down_by_one_line()
|
||||
io.write('\ntest_down_arrow_scrolls_down_by_one_line')
|
||||
-- display the first three lines with the cursor on the bottom line
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=3, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_down_arrow_scrolls_down_by_one_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_line/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_down_arrow_scrolls_down_by_one_line/baseline/screen:3')
|
||||
-- after hitting the down arrow the screen scrolls down by one line
|
||||
App.run_after_keychord('down')
|
||||
check_eq(Screen_top1.line, 2, 'F - test_down_arrow_scrolls_down_by_one_line/screen_top')
|
||||
check_eq(Cursor1.line, 4, 'F - test_down_arrow_scrolls_down_by_one_line/cursor')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_down_arrow_scrolls_down_by_one_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_down_arrow_scrolls_down_by_one_line/screen:3')
|
||||
end
|
||||
|
||||
function test_down_arrow_scrolls_down_by_one_screen_line()
|
||||
io.write('\ntest_down_arrow_scrolls_down_by_one_screen_line')
|
||||
-- display the first three lines with the cursor on the bottom line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=3, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_down_arrow_scrolls_down_by_one_screen_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_screen_line/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi ', 'F - test_down_arrow_scrolls_down_by_one_screen_line/baseline/screen:3') -- line wrapping includes trailing whitespace
|
||||
-- after hitting the down arrow the screen scrolls down by one line
|
||||
App.run_after_keychord('down')
|
||||
check_eq(Screen_top1.line, 2, 'F - test_down_arrow_scrolls_down_by_one_screen_line/screen_top')
|
||||
check_eq(Cursor1.line, 3, 'F - test_down_arrow_scrolls_down_by_one_screen_line/cursor:line')
|
||||
check_eq(Cursor1.pos, 5, 'F - test_down_arrow_scrolls_down_by_one_screen_line/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_screen_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi ', 'F - test_down_arrow_scrolls_down_by_one_screen_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_down_arrow_scrolls_down_by_one_screen_line/screen:3')
|
||||
end
|
||||
|
||||
function test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word()
|
||||
io.write('\ntest_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word')
|
||||
-- display the first three lines with the cursor on the bottom line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghijkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=3, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghijk', 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/baseline/screen:3')
|
||||
-- after hitting the down arrow the screen scrolls down by one line
|
||||
App.run_after_keychord('down')
|
||||
check_eq(Screen_top1.line, 2, 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/screen_top')
|
||||
check_eq(Cursor1.line, 3, 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/cursor:line')
|
||||
check_eq(Cursor1.pos, 6, 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghijk', 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'l', 'F - test_down_arrow_scrolls_down_by_one_screen_line_after_splitting_within_word/screen:3')
|
||||
end
|
||||
|
||||
function test_page_down_followed_by_down_arrow_does_not_scroll_screen_up()
|
||||
io.write('\ntest_page_down_followed_by_down_arrow_does_not_scroll_screen_up')
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghijkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=3, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghijk', 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/baseline/screen:3')
|
||||
-- after hitting pagedown the screen scrolls down to start of a long line
|
||||
App.run_after_keychord('pagedown')
|
||||
check_eq(Screen_top1.line, 3, 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/baseline2/screen_top')
|
||||
check_eq(Cursor1.line, 3, 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/baseline2/cursor:line')
|
||||
check_eq(Cursor1.pos, 1, 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/baseline2/cursor:pos')
|
||||
-- after hitting down arrow the screen doesn't scroll down further, and certainly doesn't scroll up
|
||||
App.run_after_keychord('down')
|
||||
check_eq(Screen_top1.line, 3, 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/screen_top')
|
||||
check_eq(Cursor1.line, 3, 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/cursor:line')
|
||||
check_eq(Cursor1.pos, 6, 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'ghijk', 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'l', 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_page_down_followed_by_down_arrow_does_not_scroll_screen_up/screen:3')
|
||||
end
|
||||
|
||||
function test_up_arrow_moves_cursor()
|
||||
io.write('\ntest_up_arrow_moves_cursor')
|
||||
-- display the first 3 lines with the cursor on the bottom line
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = 120
|
||||
Cursor1 = {line=3, pos=1}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_up_arrow_moves_cursor/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_up_arrow_moves_cursor/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_up_arrow_moves_cursor/baseline/screen:3')
|
||||
-- after hitting the up arrow the cursor moves up by 1 line
|
||||
App.run_after_keychord('up')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_up_arrow_moves_cursor/screen_top')
|
||||
check_eq(Cursor1.line, 2, 'F - test_up_arrow_moves_cursor/cursor')
|
||||
-- the screen is unchanged
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_up_arrow_moves_cursor/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_up_arrow_moves_cursor/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_up_arrow_moves_cursor/screen:3')
|
||||
end
|
||||
|
||||
function test_up_arrow_scrolls_up_by_one_line()
|
||||
io.write('\ntest_up_arrow_scrolls_up_by_one_line')
|
||||
-- display the lines 2/3/4 with the cursor on line 2
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = 120
|
||||
Cursor1 = {line=2, pos=1}
|
||||
Screen_top1 = {line=2, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_up_arrow_scrolls_up_by_one_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_up_arrow_scrolls_up_by_one_line/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_up_arrow_scrolls_up_by_one_line/baseline/screen:3')
|
||||
-- after hitting the up arrow the screen scrolls up by one line
|
||||
App.run_after_keychord('up')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_up_arrow_scrolls_up_by_one_line/screen_top')
|
||||
check_eq(Cursor1.line, 1, 'F - test_up_arrow_scrolls_up_by_one_line/cursor')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_up_arrow_scrolls_up_by_one_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_up_arrow_scrolls_up_by_one_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_up_arrow_scrolls_up_by_one_line/screen:3')
|
||||
end
|
||||
|
||||
function test_up_arrow_scrolls_up_by_one_screen_line()
|
||||
io.write('\ntest_up_arrow_scrolls_up_by_one_screen_line')
|
||||
-- display lines starting from second screen line of a line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=3, pos=6}
|
||||
Screen_top1 = {line=3, pos=5}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'jkl', 'F - test_up_arrow_scrolls_up_by_one_screen_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_up_arrow_scrolls_up_by_one_screen_line/baseline/screen:2')
|
||||
-- after hitting the up arrow the screen scrolls up to first screen line
|
||||
App.run_after_keychord('up')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'ghi ', 'F - test_up_arrow_scrolls_up_by_one_screen_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_up_arrow_scrolls_up_by_one_screen_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_up_arrow_scrolls_up_by_one_screen_line/screen:3')
|
||||
check_eq(Screen_top1.line, 3, 'F - test_up_arrow_scrolls_up_by_one_screen_line/screen_top')
|
||||
check_eq(Screen_top1.pos, 1, 'F - test_up_arrow_scrolls_up_by_one_screen_line/screen_top')
|
||||
check_eq(Cursor1.line, 3, 'F - test_up_arrow_scrolls_up_by_one_screen_line/cursor:line')
|
||||
check_eq(Cursor1.pos, 1, 'F - test_up_arrow_scrolls_up_by_one_screen_line/cursor:pos')
|
||||
end
|
||||
|
||||
function test_up_arrow_scrolls_up_to_final_screen_line()
|
||||
io.write('\ntest_up_arrow_scrolls_up_to_final_screen_line')
|
||||
-- display lines starting just after a long line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc def', 'ghi', 'jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=2, pos=1}
|
||||
Screen_top1 = {line=2, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'ghi', 'F - test_up_arrow_scrolls_up_to_final_screen_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_up_arrow_scrolls_up_to_final_screen_line/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_up_arrow_scrolls_up_to_final_screen_line/baseline/screen:3')
|
||||
-- after hitting the up arrow the screen scrolls up to final screen line of previous line
|
||||
App.run_after_keychord('up')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_up_arrow_scrolls_up_to_final_screen_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_up_arrow_scrolls_up_to_final_screen_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_up_arrow_scrolls_up_to_final_screen_line/screen:3')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_up_arrow_scrolls_up_to_final_screen_line/screen_top')
|
||||
check_eq(Screen_top1.pos, 5, 'F - test_up_arrow_scrolls_up_to_final_screen_line/screen_top')
|
||||
check_eq(Cursor1.line, 1, 'F - test_up_arrow_scrolls_up_to_final_screen_line/cursor:line')
|
||||
check_eq(Cursor1.pos, 5, 'F - test_up_arrow_scrolls_up_to_final_screen_line/cursor:pos')
|
||||
end
|
||||
|
||||
function test_up_arrow_scrolls_up_to_empty_line()
|
||||
io.write('\ntest_up_arrow_scrolls_up_to_empty_line')
|
||||
-- display a screenful of text with an empty line just above it outside the screen
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'', 'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = 120
|
||||
Cursor1 = {line=2, pos=1}
|
||||
Screen_top1 = {line=2, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_up_arrow_scrolls_up_to_empty_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_up_arrow_scrolls_up_to_empty_line/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_up_arrow_scrolls_up_to_empty_line/baseline/screen:3')
|
||||
-- after hitting the up arrow the screen scrolls up by one line
|
||||
App.run_after_keychord('up')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_up_arrow_scrolls_up_to_empty_line/screen_top')
|
||||
check_eq(Cursor1.line, 1, 'F - test_up_arrow_scrolls_up_to_empty_line/cursor')
|
||||
y = Margin_top
|
||||
-- empty first line
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'abc', 'F - test_up_arrow_scrolls_up_to_empty_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_up_arrow_scrolls_up_to_empty_line/screen:3')
|
||||
end
|
||||
|
||||
function test_pageup()
|
||||
io.write('\ntest_pageup')
|
||||
App.screen.init{width=120, height=45}
|
||||
Lines = load_array{'abc', 'def', 'ghi'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=2, pos=1}
|
||||
Screen_top1 = {line=2, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
-- initially the last two lines are displayed
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_pageup/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_pageup/baseline/screen:2')
|
||||
-- after pageup the cursor goes to first line
|
||||
App.run_after_keychord('pageup')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_pageup/screen_top')
|
||||
check_eq(Cursor1.line, 1, 'F - test_pageup/cursor')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_pageup/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_pageup/screen:2')
|
||||
end
|
||||
|
||||
function test_pageup_scrolls_up_by_screen_line()
|
||||
io.write('\ntest_pageup_scrolls_up_by_screen_line')
|
||||
-- display the first three lines with the cursor on the bottom line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc def', 'ghi', 'jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=2, pos=1}
|
||||
Screen_top1 = {line=2, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'ghi', 'F - test_pageup_scrolls_up_by_screen_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_pageup_scrolls_up_by_screen_line/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_pageup_scrolls_up_by_screen_line/baseline/screen:3') -- line wrapping includes trailing whitespace
|
||||
-- after hitting the page-up key the screen scrolls up to top
|
||||
App.run_after_keychord('pageup')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_pageup_scrolls_up_by_screen_line/screen_top')
|
||||
check_eq(Cursor1.line, 1, 'F - test_pageup_scrolls_up_by_screen_line/cursor:line')
|
||||
check_eq(Cursor1.pos, 1, 'F - test_pageup_scrolls_up_by_screen_line/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc ', 'F - test_pageup_scrolls_up_by_screen_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_pageup_scrolls_up_by_screen_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_pageup_scrolls_up_by_screen_line/screen:3')
|
||||
end
|
||||
|
||||
function test_pageup_scrolls_up_from_middle_screen_line()
|
||||
io.write('\ntest_pageup_scrolls_up_from_middle_screen_line')
|
||||
-- display a few lines starting from the middle of a line (Cursor1.pos > 1)
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc def', 'ghi jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=2, pos=5}
|
||||
Screen_top1 = {line=2, pos=5}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'jkl', 'F - test_pageup_scrolls_up_from_middle_screen_line/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_pageup_scrolls_up_from_middle_screen_line/baseline/screen:3') -- line wrapping includes trailing whitespace
|
||||
-- after hitting the page-up key the screen scrolls up to top
|
||||
App.run_after_keychord('pageup')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_pageup_scrolls_up_from_middle_screen_line/screen_top')
|
||||
check_eq(Cursor1.line, 1, 'F - test_pageup_scrolls_up_from_middle_screen_line/cursor:line')
|
||||
check_eq(Cursor1.pos, 1, 'F - test_pageup_scrolls_up_from_middle_screen_line/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc ', 'F - test_pageup_scrolls_up_from_middle_screen_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_pageup_scrolls_up_from_middle_screen_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi ', 'F - test_pageup_scrolls_up_from_middle_screen_line/screen:3')
|
||||
end
|
||||
|
||||
function test_enter_on_bottom_line_scrolls_down()
|
||||
io.write('\ntest_enter_on_bottom_line_scrolls_down')
|
||||
-- display a few lines with cursor on bottom line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=3, pos=2}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_enter_on_bottom_line_scrolls_down/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_enter_on_bottom_line_scrolls_down/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_enter_on_bottom_line_scrolls_down/baseline/screen:3')
|
||||
-- after hitting the enter key the screen scrolls down
|
||||
App.run_after_keychord('return')
|
||||
check_eq(Screen_top1.line, 2, 'F - test_enter_on_bottom_line_scrolls_down/screen_top')
|
||||
check_eq(Cursor1.line, 4, 'F - test_enter_on_bottom_line_scrolls_down/cursor:line')
|
||||
check_eq(Cursor1.pos, 1, 'F - test_enter_on_bottom_line_scrolls_down/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_enter_on_bottom_line_scrolls_down/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'g', 'F - test_enter_on_bottom_line_scrolls_down/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'hi', 'F - test_enter_on_bottom_line_scrolls_down/screen:3')
|
||||
end
|
||||
|
||||
function test_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom()
|
||||
io.write('\ntest_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom')
|
||||
-- display just the bottom line on screen
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=4, pos=2}
|
||||
Screen_top1 = {line=4, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'jkl', 'F - test_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom/baseline/screen:1')
|
||||
-- after hitting the enter key the screen does not scroll down
|
||||
App.run_after_keychord('return')
|
||||
check_eq(Screen_top1.line, 4, 'F - test_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom/screen_top')
|
||||
check_eq(Cursor1.line, 5, 'F - test_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom/cursor:line')
|
||||
check_eq(Cursor1.pos, 1, 'F - test_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'j', 'F - test_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'kl', 'F - test_enter_on_final_line_avoids_scrolling_down_when_not_at_bottom/screen:2')
|
||||
end
|
||||
|
||||
function test_position_cursor_on_recently_edited_wrapping_line()
|
||||
-- draw a line wrapping over 2 screen lines
|
||||
io.write('\ntest_position_cursor_on_recently_edited_wrapping_line')
|
||||
App.screen.init{width=120, height=200}
|
||||
Lines = load_array{'abc def ghi jkl mno pqr ', 'xyz'}
|
||||
Line_width = 100
|
||||
Cursor1 = {line=1, pos=25}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
-- I don't understand why 120px fits so much on a fake screen, but whatever..
|
||||
App.screen.check(y, 'abc def ghi ', 'F - test_position_cursor_on_recently_edited_wrapping_line/baseline1/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl mno pqr ', 'F - test_position_cursor_on_recently_edited_wrapping_line/baseline1/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'xyz', 'F - test_position_cursor_on_recently_edited_wrapping_line/baseline1/screen:3')
|
||||
-- add to the line until it's wrapping over 3 screen lines
|
||||
App.run_after_textinput('s')
|
||||
App.run_after_textinput('t')
|
||||
App.run_after_textinput('u')
|
||||
check_eq(Cursor1.pos, 28, 'F - test_move_cursor_using_mouse/cursor:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc def ghi ', 'F - test_position_cursor_on_recently_edited_wrapping_line/baseline2/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl mno pqr ', 'F - test_position_cursor_on_recently_edited_wrapping_line/baseline2/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'stu', 'F - test_position_cursor_on_recently_edited_wrapping_line/baseline2/screen:3')
|
||||
-- try to move the cursor earlier in the third screen line by clicking the mouse
|
||||
local screen_left_margin = 25 -- pixels
|
||||
App.run_after_mouserelease(screen_left_margin+8,Margin_top+Line_height*2+5, '1')
|
||||
-- cursor should move
|
||||
check_eq(Cursor1.line, 1, 'F - test_move_cursor_using_mouse/cursor:line')
|
||||
check_eq(Cursor1.pos, 26, 'F - test_move_cursor_using_mouse/cursor:pos')
|
||||
end
|
||||
|
||||
function test_backspace_can_scroll_up()
|
||||
io.write('\ntest_backspace_can_scroll_up')
|
||||
-- display the lines 2/3/4 with the cursor on line 2
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
|
||||
Line_width = 120
|
||||
Cursor1 = {line=2, pos=1}
|
||||
Screen_top1 = {line=2, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'def', 'F - test_backspace_can_scroll_up/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_backspace_can_scroll_up/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_backspace_can_scroll_up/baseline/screen:3')
|
||||
-- after hitting backspace the screen scrolls up by one line
|
||||
App.run_after_keychord('backspace')
|
||||
check_eq(Screen_top1.line, 1, 'F - test_backspace_can_scroll_up/screen_top')
|
||||
check_eq(Cursor1.line, 1, 'F - test_backspace_can_scroll_up/cursor')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abcdef', 'F - test_backspace_can_scroll_up/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'ghi', 'F - test_backspace_can_scroll_up/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'jkl', 'F - test_backspace_can_scroll_up/screen:3')
|
||||
end
|
||||
|
||||
function test_backspace_can_scroll_up_screen_line()
|
||||
io.write('\ntest_backspace_can_scroll_up_screen_line')
|
||||
-- display lines starting from second screen line of a line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=3, pos=5}
|
||||
Screen_top1 = {line=3, pos=5}
|
||||
Screen_bottom1 = {}
|
||||
App.draw()
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'jkl', 'F - test_backspace_can_scroll_up_screen_line/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_backspace_can_scroll_up_screen_line/baseline/screen:2')
|
||||
-- after hitting backspace the screen scrolls up by one screen line
|
||||
App.run_after_keychord('backspace')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'ghijk', 'F - test_backspace_can_scroll_up_screen_line/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'l', 'F - test_backspace_can_scroll_up_screen_line/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'mno', 'F - test_backspace_can_scroll_up_screen_line/screen:3')
|
||||
check_eq(Screen_top1.line, 3, 'F - test_backspace_can_scroll_up_screen_line/screen_top')
|
||||
check_eq(Screen_top1.pos, 1, 'F - test_backspace_can_scroll_up_screen_line/screen_top')
|
||||
check_eq(Cursor1.line, 3, 'F - test_backspace_can_scroll_up_screen_line/cursor:line')
|
||||
check_eq(Cursor1.pos, 4, 'F - test_backspace_can_scroll_up_screen_line/cursor:pos')
|
||||
end
|
||||
|
||||
-- some tests for operating over selections created using Shift- chords
|
||||
-- we're just testing delete_selection, and it works the same for all keys
|
||||
|
||||
function test_backspace_over_selection()
|
||||
io.write('\ntest_backspace_over_selection')
|
||||
-- select just one character within a line with cursor before selection
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=1}
|
||||
Selection1 = {line=1, pos=2}
|
||||
-- backspace deletes the selected character, even though it's after the cursor
|
||||
App.run_after_keychord('backspace')
|
||||
check_eq(Lines[1].data, 'bc', "F - test_backspace_over_selection/data")
|
||||
-- cursor (remains) at start of selection
|
||||
check_eq(Cursor1.line, 1, "F - test_backspace_over_selection/cursor:line")
|
||||
check_eq(Cursor1.pos, 1, "F - test_backspace_over_selection/cursor:pos")
|
||||
-- selection is cleared
|
||||
check_nil(Selection1.line, "F - test_backspace_over_selection/selection")
|
||||
end
|
||||
|
||||
function test_backspace_over_selection_reverse()
|
||||
io.write('\ntest_backspace_over_selection_reverse')
|
||||
-- select just one character within a line with cursor after selection
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=2}
|
||||
Selection1 = {line=1, pos=1}
|
||||
-- backspace deletes the selected character
|
||||
App.run_after_keychord('backspace')
|
||||
check_eq(Lines[1].data, 'bc', "F - test_backspace_over_selection_reverse/data")
|
||||
-- cursor moves to start of selection
|
||||
check_eq(Cursor1.line, 1, "F - test_backspace_over_selection_reverse/cursor:line")
|
||||
check_eq(Cursor1.pos, 1, "F - test_backspace_over_selection_reverse/cursor:pos")
|
||||
-- selection is cleared
|
||||
check_nil(Selection1.line, "F - test_backspace_over_selection_reverse/selection")
|
||||
end
|
||||
|
||||
function test_backspace_over_multiple_lines()
|
||||
io.write('\ntest_backspace_over_multiple_lines')
|
||||
-- select just one character within a line with cursor after selection
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=2}
|
||||
Selection1 = {line=4, pos=2}
|
||||
-- backspace deletes the region and joins the remaining portions of lines on either side
|
||||
App.run_after_keychord('backspace')
|
||||
check_eq(Lines[1].data, 'akl', "F - test_backspace_over_multiple_lines/data:1")
|
||||
check_eq(Lines[2].data, 'mno', "F - test_backspace_over_multiple_lines/data:2")
|
||||
-- cursor remains at start of selection
|
||||
check_eq(Cursor1.line, 1, "F - test_backspace_over_multiple_lines/cursor:line")
|
||||
check_eq(Cursor1.pos, 2, "F - test_backspace_over_multiple_lines/cursor:pos")
|
||||
-- selection is cleared
|
||||
check_nil(Selection1.line, "F - test_backspace_over_multiple_lines/selection")
|
||||
end
|
||||
|
||||
function test_backspace_to_end_of_line()
|
||||
io.write('\ntest_backspace_to_end_of_line')
|
||||
-- select region from cursor to end of line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=1, pos=2}
|
||||
Selection1 = {line=1, pos=4}
|
||||
-- backspace deletes rest of line without joining to any other line
|
||||
App.run_after_keychord('backspace')
|
||||
check_eq(Lines[1].data, 'a', "F - test_backspace_to_start_of_line/data:1")
|
||||
check_eq(Lines[2].data, 'def', "F - test_backspace_to_start_of_line/data:2")
|
||||
-- cursor remains at start of selection
|
||||
check_eq(Cursor1.line, 1, "F - test_backspace_to_start_of_line/cursor:line")
|
||||
check_eq(Cursor1.pos, 2, "F - test_backspace_to_start_of_line/cursor:pos")
|
||||
-- selection is cleared
|
||||
check_nil(Selection1.line, "F - test_backspace_to_start_of_line/selection")
|
||||
end
|
||||
|
||||
function test_backspace_to_start_of_line()
|
||||
io.write('\ntest_backspace_to_start_of_line')
|
||||
-- select region from cursor to start of line
|
||||
App.screen.init{width=25+30, height=60}
|
||||
Lines = load_array{'abc', 'def', 'ghi', 'jkl', 'mno'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=2, pos=1}
|
||||
Selection1 = {line=2, pos=3}
|
||||
-- backspace deletes beginning of line without joining to any other line
|
||||
App.run_after_keychord('backspace')
|
||||
check_eq(Lines[1].data, 'abc', "F - test_backspace_to_start_of_line/data:1")
|
||||
check_eq(Lines[2].data, 'f', "F - test_backspace_to_start_of_line/data:2")
|
||||
-- cursor remains at start of selection
|
||||
check_eq(Cursor1.line, 2, "F - test_backspace_to_start_of_line/cursor:line")
|
||||
check_eq(Cursor1.pos, 1, "F - test_backspace_to_start_of_line/cursor:pos")
|
||||
-- selection is cleared
|
||||
check_nil(Selection1.line, "F - test_backspace_to_start_of_line/selection")
|
||||
end
|
||||
|
||||
function test_undo_insert_text()
|
||||
io.write('\ntest_undo_insert_text')
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'abc', 'def', 'xyz'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=2, pos=4}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
-- insert a character
|
||||
App.run_after_textinput('g')
|
||||
check_eq(Cursor1.line, 2, 'F - test_undo_insert_text/baseline/cursor:line')
|
||||
check_eq(Cursor1.pos, 5, 'F - test_undo_insert_text/baseline/cursor:pos')
|
||||
check_nil(Selection1.line, 'F - test_undo_insert_text/baseline/selection:line')
|
||||
check_nil(Selection1.pos, 'F - test_undo_insert_text/baseline/selection:pos')
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_undo_insert_text/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'defg', 'F - test_undo_insert_text/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'xyz', 'F - test_undo_insert_text/baseline/screen:3')
|
||||
-- undo
|
||||
App.run_after_keychord('C-z')
|
||||
check_eq(Cursor1.line, 2, 'F - test_undo_insert_text/cursor:line')
|
||||
check_eq(Cursor1.pos, 4, 'F - test_undo_insert_text/cursor:pos')
|
||||
check_nil(Selection1.line, 'F - test_undo_insert_text/selection:line')
|
||||
check_nil(Selection1.pos, 'F - test_undo_insert_text/selection:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_undo_insert_text/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_undo_insert_text/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'xyz', 'F - test_undo_insert_text/screen:3')
|
||||
end
|
||||
|
||||
function test_undo_delete_text()
|
||||
io.write('\ntest_undo_delete_text')
|
||||
App.screen.init{width=120, height=60}
|
||||
Lines = load_array{'abc', 'defg', 'xyz'}
|
||||
Line_width = App.screen.width
|
||||
Cursor1 = {line=2, pos=5}
|
||||
Screen_top1 = {line=1, pos=1}
|
||||
Screen_bottom1 = {}
|
||||
-- delete a character
|
||||
App.run_after_keychord('backspace')
|
||||
check_eq(Cursor1.line, 2, 'F - test_undo_delete_text/baseline/cursor:line')
|
||||
check_eq(Cursor1.pos, 4, 'F - test_undo_delete_text/baseline/cursor:pos')
|
||||
check_nil(Selection1.line, 'F - test_undo_delete_text/baseline/selection:line')
|
||||
check_nil(Selection1.pos, 'F - test_undo_delete_text/baseline/selection:pos')
|
||||
local y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_undo_delete_text/baseline/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'def', 'F - test_undo_delete_text/baseline/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'xyz', 'F - test_undo_delete_text/baseline/screen:3')
|
||||
-- undo
|
||||
--? -- after undo, the backspaced key is selected
|
||||
App.run_after_keychord('C-z')
|
||||
check_eq(Cursor1.line, 2, 'F - test_undo_delete_text/cursor:line')
|
||||
check_eq(Cursor1.pos, 5, 'F - test_undo_delete_text/cursor:pos')
|
||||
check_nil(Selection1.line, 'F - test_undo_delete_text/selection:line')
|
||||
check_nil(Selection1.pos, 'F - test_undo_delete_text/selection:pos')
|
||||
--? check_eq(Selection1.line, 2, 'F - test_undo_delete_text/selection:line')
|
||||
--? check_eq(Selection1.pos, 4, 'F - test_undo_delete_text/selection:pos')
|
||||
y = Margin_top
|
||||
App.screen.check(y, 'abc', 'F - test_undo_delete_text/screen:1')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'defg', 'F - test_undo_delete_text/screen:2')
|
||||
y = y + Line_height
|
||||
App.screen.check(y, 'xyz', 'F - test_undo_delete_text/screen:3')
|
||||
end
|
Loading…
Reference in New Issue
Block a user