31 lines
1.5 KiB
Lua
31 lines
1.5 KiB
Lua
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-- major tests for drawings
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-- We minimize assumptions about specific pixels, and try to test at the level
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-- of specific shapes. In particular, no tests of freehand drawings.
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function test_draw_line()
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io.write('\ntest_draw_line')
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-- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
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App.screen.init{width=Margin_left+300, height=300}
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Lines = load_array{'```lines', '```', ''}
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Line_width = 256 -- drawing coordinates 1:1 with pixels
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Current_drawing_mode = 'line'
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App.draw()
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check_eq(#Lines, 2, 'F - test_draw_line/baseline/#lines')
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check_eq(Lines[1].mode, 'drawing', 'F - test_draw_line/baseline/mode')
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check_eq(Lines[1].y, Margin_top+Drawing_padding_top, 'F - test_draw_line/baseline/y')
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check_eq(Lines[1].h, 128, 'F - test_draw_line/baseline/y')
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check_eq(#Lines[1].shapes, 0, 'F - test_draw_line/baseline/#shapes')
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-- draw a line
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App.run_after_mouse_press(Margin_left+5, Margin_top+Drawing_padding_top+6, 1)
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App.run_after_mouse_release(Margin_left+35, Margin_top+Drawing_padding_top+36, 1)
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check_eq(#Lines[1].shapes, 1, 'F - test_draw_line/#shapes')
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check_eq(#Lines[1].points, 2, 'F - test_draw_line/#points')
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local drawing = Lines[1]
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local p1 = drawing.points[drawing.shapes[1].p1]
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local p2 = drawing.points[drawing.shapes[1].p2]
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check_eq(p1.x, 5, 'F - test_draw_line/p1:x')
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check_eq(p1.y, 6, 'F - test_draw_line/p1:y')
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check_eq(p2.x, 35, 'F - test_draw_line/p2:x')
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check_eq(p2.y, 36, 'F - test_draw_line/p2:y')
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end
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