def display_diff(self, actual: LivePainter, expected: LivePainter):
if not self.is_displayed:
return
if not MockTurtle.is_patched():
return
t = MockTurtle()
w = t.getscreen().window_width()
h = t.getscreen().window_height()
ox, oy = w / 2, h / 2
actual_width, actual_height = actual.get_size()
expected_width, expected_height = expected.get_size()
diff_width, diff_height = self.diff.get_size()
text_space = (h - actual_height - diff_height - expected_height)
text_height = max(20, text_space // 3)
font = ('Arial', text_height // 2, 'normal')
t.penup()
t.goto(-ox, oy)
t.right(90)
t.forward(text_height)
t.write('Actual', font=font)
actual.display(t.pos())
t.forward(actual_height)
t.forward(text_height)
t.write('Diff ({} pixels)'.format(self.diff_count), font=font)
self.diff.display(t.pos())
t.forward(diff_height)
t.forward(text_height)
t.write('Expected', font=font)
expected.display(t.pos())
def test_bounds():
expected_width = 800
expected_height = 600
t = MockTurtle(canvas=Canvas(expected_width, expected_height))
width = t.getscreen().window_width()
height = t.getscreen().window_height()
size = t.getscreen().screensize()
assert width == expected_width
assert height == expected_height
assert size == (expected_width, expected_height)
def test_colormode():
expected_report = """\
create_line
0
0
100
0
fill='#007fff'
pensize=1"""
t = MockTurtle()
t.getscreen().colormode(255)
t.color(0, 127, 255)
t.fd(100)
report = t.report
assert report == expected_report.splitlines()
def test_mode(patched_turtle):
expected_report = """\
create_line
0
0
0
-100
fill='black'
pensize=1
"""
t = MockTurtle()
t.getscreen().mode('logo')
t.forward(100)
report = t.report
assert report == expected_report.splitlines()
def test_clearscreen(patched_turtle):
expected_report = """\
create_line
0
0
20
0
fill='black'
pensize=1"""
t = MockTurtle()
for i in range(4):
t.pensize(i + 1) # force new line
t.fd(100)
t.left(90)
t.getscreen().clear()
t2 = MockTurtle()
t2.fd(20)
report = t2.report
assert report == expected_report.splitlines()
assert not any(item['deleted'] for item in t.getscreen().cv.items)
