2022-06-14 17:28:09 +00:00
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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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2022-06-14 18:19:19 +00:00
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check_eq(drawing.shapes[1].mode, 'line', 'F - test_draw_line/shape:1')
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2022-06-14 17:28:09 +00:00
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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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2022-06-14 18:19:19 +00:00
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function test_draw_horizontal_line()
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io.write('\ntest_draw_horizontal_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 = 'manhattan'
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App.draw()
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check_eq(#Lines, 2, 'F - test_draw_horizontal_line/baseline/#lines')
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check_eq(Lines[1].mode, 'drawing', 'F - test_draw_horizontal_line/baseline/mode')
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check_eq(Lines[1].y, Margin_top+Drawing_padding_top, 'F - test_draw_horizontal_line/baseline/y')
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check_eq(Lines[1].h, 128, 'F - test_draw_horizontal_line/baseline/y')
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check_eq(#Lines[1].shapes, 0, 'F - test_draw_horizontal_line/baseline/#shapes')
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-- draw a line that is more horizontal than vertical
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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+26, 1)
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check_eq(#Lines[1].shapes, 1, 'F - test_draw_horizontal_line/#shapes')
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check_eq(#Lines[1].points, 2, 'F - test_draw_horizontal_line/#points')
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local drawing = Lines[1]
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check_eq(drawing.shapes[1].mode, 'manhattan', 'F - test_draw_horizontal_line/shape_mode')
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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_horizontal_line/p1:x')
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check_eq(p1.y, 6, 'F - test_draw_horizontal_line/p1:y')
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check_eq(p2.x, 35, 'F - test_draw_horizontal_line/p2:x')
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check_eq(p2.y, p1.y, 'F - test_draw_horizontal_line/p2:y')
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end
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function test_draw_circle()
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io.write('\ntest_draw_circle')
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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_circle/baseline/#lines')
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check_eq(Lines[1].mode, 'drawing', 'F - test_draw_circle/baseline/mode')
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check_eq(Lines[1].y, Margin_top+Drawing_padding_top, 'F - test_draw_circle/baseline/y')
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check_eq(Lines[1].h, 128, 'F - test_draw_circle/baseline/y')
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check_eq(#Lines[1].shapes, 0, 'F - test_draw_circle/baseline/#shapes')
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-- draw a circle
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App.mouse_move(Margin_left+4, Margin_top+Drawing_padding_top+4) -- hover on drawing
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App.run_after_keychord('C-o')
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App.run_after_mouse_press(Margin_left+35, Margin_top+Drawing_padding_top+36, 1)
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App.run_after_mouse_release(Margin_left+35+30, Margin_top+Drawing_padding_top+36, 1)
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check_eq(#Lines[1].shapes, 1, 'F - test_draw_circle/#shapes')
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check_eq(#Lines[1].points, 1, 'F - test_draw_circle/#points')
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local drawing = Lines[1]
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check_eq(drawing.shapes[1].mode, 'circle', 'F - test_draw_horizontal_line/shape_mode')
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check_eq(drawing.shapes[1].radius, 30, 'F - test_draw_circle/radius')
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local center = drawing.points[drawing.shapes[1].center]
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check_eq(center.x, 35, 'F - test_draw_circle/center:x')
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check_eq(center.y, 36, 'F - test_draw_circle/center:y')
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end
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function test_keys_do_not_affect_shape_when_mouse_up()
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io.write('\ntest_keys_do_not_affect_shape_when_mouse_up')
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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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-- hover over drawing and press 'o' without holding mouse
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App.mouse_move(Margin_left+4, Margin_top+Drawing_padding_top+4) -- hover on drawing
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App.run_after_keychord('o')
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-- no change to drawing mode
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check_eq(Current_drawing_mode, 'line', 'F - test_keys_do_not_affect_shape_when_mouse_up/drawing_mode')
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-- no change to text either because we didn't run the textinput event
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end
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function test_draw_circle_mid_stroke()
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io.write('\ntest_draw_circle_mid_stroke')
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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_circle_mid_stroke/baseline/#lines')
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check_eq(Lines[1].mode, 'drawing', 'F - test_draw_circle_mid_stroke/baseline/mode')
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check_eq(Lines[1].y, Margin_top+Drawing_padding_top, 'F - test_draw_circle_mid_stroke/baseline/y')
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check_eq(Lines[1].h, 128, 'F - test_draw_circle_mid_stroke/baseline/y')
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check_eq(#Lines[1].shapes, 0, 'F - test_draw_circle_mid_stroke/baseline/#shapes')
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-- draw a circle
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App.mouse_move(Margin_left+4, Margin_top+Drawing_padding_top+4) -- hover on drawing
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App.run_after_mouse_press(Margin_left+35, Margin_top+Drawing_padding_top+36, 1)
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App.run_after_keychord('o')
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App.run_after_mouse_release(Margin_left+35+30, Margin_top+Drawing_padding_top+36, 1)
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check_eq(#Lines[1].shapes, 1, 'F - test_draw_circle_mid_stroke/#shapes')
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check_eq(#Lines[1].points, 1, 'F - test_draw_circle_mid_stroke/#points')
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local drawing = Lines[1]
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check_eq(drawing.shapes[1].mode, 'circle', 'F - test_draw_horizontal_line/shape_mode')
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check_eq(drawing.shapes[1].radius, 30, 'F - test_draw_circle_mid_stroke/radius')
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local center = drawing.points[drawing.shapes[1].center]
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check_eq(center.x, 35, 'F - test_draw_circle_mid_stroke/center:x')
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check_eq(center.y, 36, 'F - test_draw_circle_mid_stroke/center:y')
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end
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function test_draw_arc()
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io.write('\ntest_draw_arc')
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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 = 'circle'
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App.draw()
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check_eq(#Lines, 2, 'F - test_draw_arc/baseline/#lines')
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check_eq(Lines[1].mode, 'drawing', 'F - test_draw_arc/baseline/mode')
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check_eq(Lines[1].y, Margin_top+Drawing_padding_top, 'F - test_draw_arc/baseline/y')
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check_eq(Lines[1].h, 128, 'F - test_draw_arc/baseline/y')
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check_eq(#Lines[1].shapes, 0, 'F - test_draw_arc/baseline/#shapes')
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-- draw an arc
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App.run_after_mouse_press(Margin_left+35, Margin_top+Drawing_padding_top+36, 1)
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App.mouse_move(Margin_left+35+30, Margin_top+Drawing_padding_top+36)
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App.run_after_keychord('a') -- arc mode
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App.run_after_mouse_release(Margin_left+35+50, Margin_top+Drawing_padding_top+36+50, 1) -- 45°
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check_eq(#Lines[1].shapes, 1, 'F - test_draw_arc/#shapes')
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check_eq(#Lines[1].points, 2, 'F - test_draw_arc/#points')
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local drawing = Lines[1]
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check_eq(drawing.shapes[1].mode, 'arc', 'F - test_draw_horizontal_line/shape_mode')
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local arc = drawing.shapes[1]
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check_eq(arc.radius, 30, 'F - test_draw_arc/radius')
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local center = drawing.points[arc.center]
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check_eq(center.x, 35, 'F - test_draw_arc/center:x')
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check_eq(center.y, 36, 'F - test_draw_arc/center:y')
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check_eq(arc.start_angle, 0, 'F - test_draw_arc/start:angle')
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check_eq(arc.end_angle, math.pi/4, 'F - test_draw_arc/end:angle')
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end
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