def test_string_image_tries_provided_font_path(self, m_truetype):
some_string = 'asdf'
some_font = 'somefont'
try:
_polygrid_module._string_image(some_string, font_path=some_font)
except Exception:
pass # ignore fallout
m_truetype_args = m_truetype.call_args[0]
self.assertIn(some_font, m_truetype_args)
def test_string_image_tries_provided_font_path(self, m_truetype):
some_string = 'asdf'
some_font = 'somefont'
try:
_polygrid_module._string_image(some_string, font_path=some_font)
except Exception:
pass # ignore fallout
m_truetype_args = m_truetype.call_args[0]
self.assertIn(some_font, m_truetype_args)
def test_string_image_uses_bundled_font_when_none_provided(self, m_tt):
some_string = 'asdf'
bundled_font_name = 'NotoSansCJK-Bold.ttc'
try:
_polygrid_module._string_image(some_string)
except Exception:
pass # ignore fallout due to mock object blowing up later
m_truetype_args = m_tt.call_args[0]
m_truetype_arg = m_truetype_args[0]
self.assertIn(bundled_font_name, m_truetype_arg)
def test_string_image_uses_bundled_font_when_none_provided(self, m_tt):
some_string = 'asdf'
bundled_font_name = 'NotoSansCJK-Bold.ttc'
try:
_polygrid_module._string_image(some_string)
except Exception:
pass # ignore fallout due to mock object blowing up later
m_truetype_args = m_tt.call_args[0]
m_truetype_arg = m_truetype_args[0]
self.assertIn(bundled_font_name, m_truetype_arg)
def test_string_image_is_about_double_height_with_newline(self):
# get a string image without newline
char = 'a'
image_without_newline = _polygrid_module._string_image(char)
# get a string image with 1 literal newline
char_with_newline = char + '\\n' + char
image_with_newline = _polygrid_module._string_image(char_with_newline)
# confirm height is about double
h_single_line = image_without_newline.size[1]
h_min_spec = 2 * h_single_line
h_max_spec = 3.5 * h_single_line # since cropped, generous upper bound
h_double = image_with_newline.size[1]
self.assertTrue(h_min_spec <= h_double <= h_max_spec,
'Height of text with newline was unexpectedly not about'
' double the height of a single line.\nExpected'
' between {} and {} but got {}'
''.format(h_min_spec, h_max_spec, h_double))
def test_string_image_is_about_double_height_with_newline(self):
# get a string image without newline
char = 'a'
image_without_newline = _polygrid_module._string_image(char)
# get a string image with 1 literal newline
char_with_newline = char + '\\n' + char
image_with_newline = _polygrid_module._string_image(char_with_newline)
# confirm height is about double
h_single_line = image_without_newline.size[1]
h_min_spec = 2 * h_single_line
h_max_spec = 3.5 * h_single_line # since cropped, generous upper bound
h_double = image_with_newline.size[1]
self.assertTrue(
h_min_spec <= h_double <= h_max_spec,
'Height of text with newline was unexpectedly not about'
' double the height of a single line.\nExpected'
' between {} and {} but got {}'
''.format(h_min_spec, h_max_spec, h_double))
def test_string_image_returns_a_PIL_image(self):
some_string = 'asdf'
image = _polygrid_module._string_image(some_string)
self.assertTrue(hasattr(image, 'resize'))
def test_string_image_returns_a_PIL_image(self):
some_string = 'asdf'
image = _polygrid_module._string_image(some_string)
self.assertTrue(hasattr(image, 'resize'))
