def test_mm_and_formatting(self, ppmm):
# Integer and float support
assert css_dimension_to_mm("123mm", ppmm) == 123
assert css_dimension_to_mm("1.23mm", ppmm) == 1.23
# With optional plus
assert css_dimension_to_mm("+1mm", ppmm) == 1
# With whitespace
assert css_dimension_to_mm(" 1 mm ", ppmm) == 1
assert css_dimension_to_mm(" + 1 mm ", ppmm) == 1
def test_unsupported_units(self, ppmm):
# No font-relative sizes
with pytest.raises(ValueError):
css_dimension_to_mm("1em", ppmm)
# No viewport-relative sizes
with pytest.raises(ValueError):
css_dimension_to_mm("1vw", ppmm)
with pytest.raises(ValueError):
css_dimension_to_mm("1%", ppmm)
def test_malformed(self, value, ppmm):
with pytest.raises(ValueError):
css_dimension_to_mm(value, ppmm)
def test_negative(self, ppmm):
with pytest.raises(ValueError):
css_dimension_to_mm("-1mm", ppmm)
def test_pixels(self, ppmm):
assert css_dimension_to_mm("1px", ppmm) == 1.0 / ppmm
assert css_dimension_to_mm("1", ppmm) == 1.0 / ppmm
assert css_dimension_to_mm("2px", ppmm) == 2.0 / ppmm
assert css_dimension_to_mm("2", ppmm) == 2.0 / ppmm
def test_point(self, ppmm):
assert css_dimension_to_mm("72pt", ppmm) == \
css_dimension_to_mm("1in", ppmm)
def test_pica(self, ppmm):
assert css_dimension_to_mm("6pc", ppmm) == \
css_dimension_to_mm("1in", ppmm)
def test_inches(self, ppmm):
assert css_dimension_to_mm("1in", ppmm) == 25.4
assert css_dimension_to_mm("2in", ppmm) == 50.8
def test_Q(self, ppmm):
assert css_dimension_to_mm("1Q", ppmm) == 0.25
assert css_dimension_to_mm("4Q", ppmm) == 1.0
def test_cm(self, ppmm):
assert css_dimension_to_mm("1.2cm", ppmm) == 12.0