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import cairo
import pytest
@pytest.fixture
def context():
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, 42, 42)
return cairo.Context(surface)
def test_path():
assert cairo.Path
with pytest.raises(TypeError):
cairo.Path()
def test_path_str(context):
p = context.copy_path()
assert isinstance(p, cairo.Path)
assert str(p) == ""
context.line_to(1, 2)
p = context.copy_path()
assert str(p) == "move_to 1.000000 2.000000"
context.line_to(1, 2)
p = context.copy_path()
assert str(p) == "move_to 1.000000 2.000000\nline_to 1.000000 2.000000"
context.new_path()
context.curve_to(0, 1, 2, 3, 4, 5)
p = context.copy_path()
assert str(p) == (
"move_to 0.000000 1.000000\n"
"curve_to 0.000000 1.000000 2.000000 3.000000 4.000000 5.000000")
context.new_path()
context.line_to(1, 2)
context.close_path()
p = context.copy_path()
assert str(p) == (
"move_to 1.000000 2.000000\n"
"close path\n"
"move_to 1.000000 2.000000")
def test_path_compare_hash(context):
p = context.copy_path()
assert p == p
hash(p)
assert not p != p
assert p != object()
assert not p < p
assert p <= p
assert p >= p
assert not p > p
def test_path_iter(context):
context.line_to(1, 2)
context.line_to(2, 3)
context.curve_to(0, 1, 2, 3, 4, 5)
context.close_path()
p = context.copy_path()
i = iter(p)
assert list(i) == [
(0, (1.0, 2.0)),
(1, (2.0, 3.0)),
(2, (0.0, 1.0, 2.0, 3.0, 4.0, 5.0)),
(3, ()),
(0, (1.0, 2.0)),
]
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