def test_clearstamp(patched_turtle):
expected_report = """\
create_polygon
0
0
-9
-5
-7
0
-9
5
fill='black'
outline=''
create_line
0
0
-9
-5
fill='black'
pensize=1
create_line
-9
-5
-7
0
fill='black'
pensize=1
create_line
-7
0
-9
5
fill='black'
pensize=1
create_line
-9
5
0
0
fill='black'
pensize=1
"""
t = MockTurtle()
stamp1 = t.stamp()
t.up()
t.forward(100)
stamp2 = t.stamp()
t.clearstamp(stamp2)
report = t.report
assert report == expected_report.splitlines()
assert stamp1 != stamp2
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_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_undo(patched_turtle):
expected_report = """\
create_line
0
0
100
0
fill='black'
pensize=1
"""
t = MockTurtle()
t.forward(100)
t.right(90)
t.forward(100)
t.undo()
report = t.report
assert report == expected_report.splitlines()
def test_stamp_while_filling(patched_turtle):
expected_report = """\
create_polygon
0
0
40
0
40
40
0
40
fill='#008000'
outline=''
create_line
0
0
40
0
fill='black'
pensize=4
create_line
40
0
40
40
fill='black'
pensize=4
create_line
40
40
0
40
fill='black'
pensize=4
create_polygon
40
0
45
-9
40
-7
35
-9
fill='#008000'
outline=''
create_line
40
0
45
-9
fill='black'
pensize=1
create_line
45
-9
40
-7
fill='black'
pensize=1
create_line
40
-7
35
-9
fill='black'
pensize=1
create_line
35
-9
40
0
fill='black'
pensize=1
"""
t = MockTurtle()
t.pensize(4)
t.fillcolor('green')
t.begin_fill()
t.forward(40)
t.right(90)
t.stamp()
t.forward(40)
t.right(90)
t.forward(40)
t.end_fill()
report = t.report
assert report == expected_report.splitlines()
