def test_retina_downscale(get_thumbnailer_mock):
with Spy(FilerImage) as filer_image:
filer_image.width.returns(300)
filer_image.height.returns(300)
filer_image.url.returns('dummy-original')
# Mock the get_thumbnailer() function call and make it return our mocked Thumbnailer instance
thumbnail_mock = MagicMock(name='Thumbnail')
thumbnail_mock.url = 'dummy-generated'
thumbnailer_mock = MagicMock(name='Thumbnailer')
thumbnailer_mock.__getitem__.return_value = filer_image
thumbnailer_mock.get_thumbnail.return_value = thumbnail_mock
get_thumbnailer_mock.return_value = thumbnailer_mock
result = FilerImageAdapter().retina_downscale(filer_image, density=3)
assert result == ['dummy-generated', 'dummy-generated', 'dummy-original']
thumbnailer_mock.get_thumbnail.assert_has_calls(
[call({'size': (100, 100)}),
call({'size': (200, 200)})], )
thumbnailer_mock.reset_mock()
result = FilerImageAdapter().retina_downscale(filer_image, density=4)
assert result == [
'dummy-generated', 'dummy-generated', 'dummy-generated',
'dummy-original'
]
thumbnailer_mock.get_thumbnail.assert_has_calls(
[call({'size': (75, 75)}),
call({'size': (150, 150)})],
call({'size': (225, 225)}),
)
def test_url_without_alias():
with Spy(FilerImage) as filer_image:
filer_image.url.returns('dummy.url')
res = FilerImageAdapter().url(filer_image)
assert_that(filer_image, property_got('url'))
assert res == 'dummy.url'
def test_retina_upscale(aliases_mock, get_thumbnailer_mock):
with Spy(FilerImage) as filer_image:
filer_image.width.returns(300)
filer_image.height.returns(300)
filer_image.subject_location = None
# Mock the get_thumbnailer() function call and make it return our mocked Thumbnailer instance
thumbnail_mock = MagicMock(name='Thumbnail')
thumbnail_mock.url = 'dummy-generated'
thumbnailer_mock = MagicMock(name='Thumbnailer')
thumbnailer_mock.get_thumbnail.return_value = thumbnail_mock
get_thumbnailer_mock.return_value = thumbnailer_mock
aliases_mock.get.return_value = {'size': (300, 300)}
result = FilerImageAdapter().retina_upscale(filer_image, density=3)
assert result == ['dummy-generated', 'dummy-generated', 'dummy-generated']
thumbnailer_mock.get_thumbnail.assert_has_calls([
call({'size': (300, 300)}),
call({'size': (600, 600)}),
call({'size': (900, 900)})
], )
# Test subject_location
filer_image.subject_location = (1, 1)
thumbnailer_mock.reset_mock()
result = FilerImageAdapter().retina_upscale(filer_image, density=2)
assert result == ['dummy-generated', 'dummy-generated']
thumbnailer_mock.get_thumbnail.assert_has_calls([
call({
'size': (300, 300),
'subject_location': (1, 1)
}),
call({
'size': (600, 600),
'subject_location': (1, 1)
}),
])
aliases_mock.get.return_value = {}
with pytest.raises(KeyError):
FilerImageAdapter().retina_upscale(filer_image, density=3)
def test_alt_return():
filer_image = mock.Mock(name='FilerImage', spec=True)
original_filename = PropertyMock(name='original_filename')
type(filer_image).original_filename = original_filename
original_filename.return_value = 'foo'
result = FilerImageAdapter().alt(filer_image)
assert result == 'foo'
# It's 2 because once for checking if the attribute exists and once for returning it
assert original_filename.call_count == 2
def test_url_with_alias(get_thumbnailer_mock):
with Spy(FilerImage) as filer_image:
filer_image.url.returns('dummy.url')
# Mock the get_thumbnailer() function call and make it return our mocked Thumbnailer instance
thumbnailer_mock = MagicMock()
thumbnailer_mock.__getitem__.return_value = filer_image
get_thumbnailer_mock.return_value = thumbnailer_mock
res = FilerImageAdapter().url(filer_image, alias='foo') # Trigger
get_thumbnailer_mock.assert_called_with(
filer_image) # Was get_thumbnailer() called correctly?
thumbnailer_mock.__getitem__.assert_called_with(
'foo') # Was the correct alias on our Thumbnailer accessed?
assert_that(filer_image, property_got(
'url')) # Was our filer_image mocks url property accessed?
assert res == 'dummy.url'
def test_alt_empty_return():
""" Douplex doesn't support mocked properties on free doubles so we need to use the standard mock library """
filer_image = mock.Mock(name='FilerImage', spec=True)
original_filename = PropertyMock(name='original_filename')
type(filer_image).original_filename = original_filename
original_filename.return_value = None
name = PropertyMock(name='name')
type(filer_image).name = name
name.return_value = None
default_alt_text = PropertyMock(name='default_alt_text')
type(filer_image).default_alt_text = default_alt_text
default_alt_text.return_value = None
result = FilerImageAdapter().alt(filer_image)
assert result == ''
assert original_filename.call_count == 1
assert name.call_count == 1
assert default_alt_text.call_count == 1
def test_retina_with_alias(upscale_mock):
filer_image = Stub(FilerImage)
FilerImageAdapter().retina(filer_image, alias='foo')
upscale_mock.assert_called_with(filer_image, 'foo', 1)
FilerImageAdapter().retina(filer_image, alias='foo', density=2)
upscale_mock.assert_called_with(filer_image, 'foo', 2)
def test_retina_without_alias(downscale_mock):
filer_image = Stub(FilerImage)
FilerImageAdapter().retina(filer_image)
downscale_mock.assert_called_with(filer_image, 1)
FilerImageAdapter().retina(filer_image, density=2)
downscale_mock.assert_called_with(filer_image, 2)