def test_mobile_no_resize(driver_wrapper):
# Update conf and create a new VisualTest instance
driver_wrapper.driver.get_window_size.return_value = {'width': 750, 'height': 1334}
driver_wrapper.config.set('Driver', 'type', 'ios')
visual = VisualTest(driver_wrapper)
# Resize image
orig_img = Image.open(file_ios)
img = visual.mobile_resize(orig_img)
# Assert that image object has not been modified
assert orig_img == img
def test_mobile_resize(driver_wrapper):
# Update conf and create a new VisualTest instance
driver_wrapper.driver.get_window_size.return_value = {'width': 375, 'height': 667}
driver_wrapper.config.set('Driver', 'type', 'ios')
visual = VisualTest(driver_wrapper)
# Resize image
img = Image.open(file_ios)
img = visual.mobile_resize(img)
# Assert output image
assert_image(visual, img, 'report_name', 'ios_resized')
class VisualTests(unittest.TestCase):
@classmethod
def setUpClass(cls):
# Get file paths
cls.root_path = os.path.dirname(os.path.realpath(__file__))
cls.file_v1 = os.path.join(cls.root_path, 'resources', 'register.png')
cls.file_v2 = os.path.join(cls.root_path, 'resources',
'register_v2.png')
cls.file_small = os.path.join(cls.root_path, 'resources',
'register_small.png')
cls.file_ios = os.path.join(cls.root_path, 'resources', 'ios.png')
def setUp(self):
# Remove previous visual path
visual_path = os.path.join(self.root_path, 'output', 'visualtests')
if os.path.exists(visual_path):
shutil.rmtree(visual_path)
# Reset wrappers pool values
DriverWrappersPool._empty_pool()
DriverWrapper.config_properties_filenames = None
# Create a new wrapper
self.driver_wrapper = DriverWrappersPool.get_default_wrapper()
self.driver_wrapper.driver = mock.MagicMock()
# Configure properties
config_files = ConfigFiles()
config_files.set_config_directory(os.path.join(self.root_path, 'conf'))
config_files.set_config_properties_filenames('properties.cfg')
config_files.set_output_directory(
os.path.join(self.root_path, 'output'))
self.driver_wrapper.configure(tc_config_files=config_files)
self.driver_wrapper.config.set('VisualTests', 'enabled', 'true')
# Create a new VisualTest instance
self.visual = VisualTest(self.driver_wrapper)
@classmethod
def tearDownClass(cls):
# Remove visual path
visual_path = os.path.join(cls.root_path, 'output', 'visualtests')
if os.path.exists(visual_path):
shutil.rmtree(visual_path)
# Reset wrappers pool values
DriverWrappersPool._empty_pool()
DriverWrapper.config_properties_filenames = None
def test_no_enabled(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'enabled', 'false')
self.visual = VisualTest(self.driver_wrapper)
self.visual.assert_screenshot(None,
filename='screenshot_full',
file_suffix='screenshot_suffix')
self.driver_wrapper.driver.save_screenshot.assert_not_called()
def test_engine_pil(self):
assert_is_instance(self.visual.engine, PilEngine)
def test_engine_perceptual(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'engine',
'perceptualdiff')
self.visual = VisualTest(self.driver_wrapper)
assert_is_instance(self.visual.engine, PerceptualEngine)
# def test_engine_magick(self):
# self.driver_wrapper.config.set('VisualTests', 'engine', 'imagemagick')
# visual = VisualTest()
# assert_is_instance(visual.engine, MagickEngine)
def test_engine_empty(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'engine', '')
self.visual = VisualTest(self.driver_wrapper)
assert_is_instance(self.visual.engine, PilEngine)
def test_engine_unknown(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'engine', 'unknown')
self.visual = VisualTest(self.driver_wrapper)
assert_is_instance(self.visual.engine, PilEngine)
def test_compare_files_equals(self):
message = self.visual.compare_files(self._testMethodName, self.file_v1,
self.file_v1, 0)
assert_is_none(message)
def test_compare_files_diff(self):
message = self.visual.compare_files(self._testMethodName, self.file_v1,
self.file_v2, 0)
assert_in('by a distance of 522.65', message)
def test_compare_files_diff_fail(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'fail', 'true')
self.visual = VisualTest(self.driver_wrapper)
with assert_raises(AssertionError):
self.visual.compare_files(self._testMethodName, self.file_v1,
self.file_v2, 0)
def test_compare_files_size(self):
message = self.visual.compare_files(self._testMethodName, self.file_v1,
self.file_small, 0)
# PIL returns an empty error
assert_equal('', message)
def test_compare_files_size_fail(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'fail', 'true')
self.visual = VisualTest(self.driver_wrapper)
with assert_raises(AssertionError):
self.visual.compare_files(self._testMethodName, self.file_v1,
self.file_small, 0)
def test_get_html_row(self):
expected_row = '<tr class=diff><td>test_get_html_row</td><td><img style="width: 100%" onclick=' \
'"launchModal\(this.src\)" src=".*register_v2.png"/></td></td><td><img style="width: 100%" ' \
'onclick="launchModal\(this.src\)" src=".*register.png"/></td></td><td></td></tr>'
row = self.visual._get_html_row('diff', self._testMethodName,
self.file_v1, self.file_v2)
assertRegex(self, row, expected_row)
def assert_image(self, img, img_name, expected_image_filename):
"""Save img in an image file and compare with the expected image
:param img: image object
:param img_name: temporary filename
:param expected_image_filename: filename of the expected image
"""
# Save result image in output folder
result_file = os.path.join(self.visual.output_directory,
img_name + '.png')
img.save(result_file)
# Output image and expected image must be equals
expected_image = os.path.join(self.root_path, 'resources',
expected_image_filename + '.png')
PilEngine().assertSameFiles(result_file, expected_image, 0.1)
def test_crop_element(self):
# Create element mock
web_element = get_mock_element(x=250, y=40, height=40, width=300)
# Resize image
img = Image.open(self.file_v1)
img = self.visual.crop_element(img, web_element)
# Assert output image
self.assert_image(img, self._testMethodName,
'register_cropped_element')
def test_mobile_resize(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.driver.get_window_size.return_value = {
'width': 375,
'height': 667
}
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.visual = VisualTest(self.driver_wrapper)
# Resize image
img = Image.open(self.file_ios)
img = self.visual.mobile_resize(img)
# Assert output image
self.assert_image(img, self._testMethodName, 'ios_resized')
def test_mobile_no_resize(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.driver.get_window_size.return_value = {
'width': 750,
'height': 1334
}
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.visual = VisualTest(self.driver_wrapper)
# Resize image
orig_img = Image.open(self.file_ios)
img = self.visual.mobile_resize(orig_img)
# Assert that image object has not been modified
assert_equal(orig_img, img)
def test_exclude_elements(self):
# Create elements mock
web_elements = [
get_mock_element(x=250, y=40, height=40, width=300),
get_mock_element(x=250, y=90, height=20, width=100)
]
img = Image.open(self.file_v1)
# Exclude elements
img = self.visual.exclude_elements(img, web_elements)
# Assert output image
self.assert_image(img, self._testMethodName, 'register_exclude')
def test_exclude_element_outofimage(self):
# Create elements mock
web_elements = [get_mock_element(x=250, y=40, height=40, width=1500)]
img = Image.open(self.file_v1)
# Exclude elements
img = self.visual.exclude_elements(img, web_elements)
# Assert output image
self.assert_image(img, self._testMethodName,
'register_exclude_outofimage')
def test_exclude_no_elements(self):
# Exclude no elements
img = Image.open(self.file_v1)
img = self.visual.exclude_elements(img, [])
# Assert output image
self.assert_image(img, self._testMethodName, 'register')
def test_assert_screenshot_no_enabled_force(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'enabled', 'false')
self.visual = VisualTest(self.driver_wrapper, force=True)
# Assert screenshot
self.visual.assert_screenshot(None,
filename='screenshot_full',
file_suffix='screenshot_suffix')
output_file = os.path.join(
self.visual.output_directory,
'01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(
output_file)
def test_assert_screenshot_no_enabled_force_fail(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Add v2 baseline image
baseline_file = os.path.join(self.root_path, 'output', 'visualtests',
'baseline', 'firefox',
'screenshot_full.png')
shutil.copyfile(self.file_v2, baseline_file)
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'fail', 'false')
self.driver_wrapper.config.set('VisualTests', 'enabled', 'false')
self.visual = VisualTest(self.driver_wrapper, force=True)
# Assert screenshot
with assert_raises(AssertionError):
self.visual.assert_screenshot(None,
filename='screenshot_full',
file_suffix='screenshot_suffix')
output_file = os.path.join(
self.visual.output_directory,
'01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(
output_file)
def test_assert_screenshot_full_and_save_baseline(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Assert screenshot
self.visual.assert_screenshot(None,
filename='screenshot_full',
file_suffix='screenshot_suffix')
output_file = os.path.join(
self.visual.output_directory,
'01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(
output_file)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests',
'baseline', 'firefox',
'screenshot_full.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_element_and_save_baseline(self):
# Create element mock
web_element = get_mock_element(x=250, y=40, height=40, width=300)
# Configure driver mock
with open(self.file_v1, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
# Assert screenshot
self.visual.assert_screenshot(web_element,
filename='screenshot_elem',
file_suffix='screenshot_suffix')
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with(
)
# Check cropped image
expected_image = os.path.join(self.root_path, 'resources',
'register_cropped_element.png')
output_file = os.path.join(
self.visual.output_directory,
'01_screenshot_elem__screenshot_suffix.png')
PilEngine().assertSameFiles(output_file, expected_image, 0.1)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests',
'baseline', 'firefox',
'screenshot_elem.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_full_and_compare(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Add baseline image
baseline_file = os.path.join(self.root_path, 'output', 'visualtests',
'baseline', 'firefox',
'screenshot_full.png')
shutil.copyfile(self.file_v1, baseline_file)
# Assert screenshot
self.visual.assert_screenshot(None,
filename='screenshot_full',
file_suffix='screenshot_suffix')
output_file = os.path.join(
self.visual.output_directory,
'01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(
output_file)
def test_assert_screenshot_element_and_compare(self):
# Add baseline image
expected_image = os.path.join(self.root_path, 'resources',
'register_cropped_element.png')
baseline_file = os.path.join(self.root_path, 'output', 'visualtests',
'baseline', 'firefox',
'screenshot_elem.png')
shutil.copyfile(expected_image, baseline_file)
# Create element mock
web_element = get_mock_element(x=250, y=40, height=40, width=300)
# Configure driver mock
with open(self.file_v1, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
# Assert screenshot
self.visual.assert_screenshot(web_element,
filename='screenshot_elem',
file_suffix='screenshot_suffix')
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with(
)
def test_assert_screenshot_mobile_resize_and_exclude(self):
# Create elements mock
exclude_elements = [get_mock_element(x=0, y=0, height=24, width=375)]
# Configure driver mock
with open(self.file_ios, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
self.driver_wrapper.driver.get_window_size.return_value = {
'width': 375,
'height': 667
}
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.visual = VisualTest(self.driver_wrapper)
# Assert screenshot
self.visual.assert_screenshot(None,
filename='screenshot_ios',
file_suffix='screenshot_suffix',
exclude_elements=exclude_elements)
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with(
)
# Check cropped image
expected_image = os.path.join(self.root_path, 'resources',
'ios_excluded.png')
output_file = os.path.join(self.visual.output_directory,
'01_screenshot_ios__screenshot_suffix.png')
PilEngine().assertSameFiles(output_file, expected_image, 0.1)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests',
'baseline', 'firefox',
'screenshot_ios.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_mobile_web_resize_and_exclude(self):
# Create elements mock
form_element = get_mock_element(x=0, y=0, height=559, width=375)
exclude_elements = [
get_mock_element(x=15, y=296.515625, height=32, width=345)
]
# Configure driver mock
file_ios_web = os.path.join(self.root_path, 'resources', 'ios_web.png')
with open(file_ios_web, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
self.driver_wrapper.driver.get_window_size.return_value = {
'width': 375,
'height': 667
}
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.driver_wrapper.config.set('AppiumCapabilities', 'browserName',
'safari')
self.visual = VisualTest(self.driver_wrapper)
# Assert screenshot
self.visual.assert_screenshot(form_element,
filename='screenshot_ios_web',
file_suffix='screenshot_suffix',
exclude_elements=exclude_elements)
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with(
)
# Check cropped image
expected_image = os.path.join(self.root_path, 'resources',
'ios_web_exclude.png')
output_file = os.path.join(
self.visual.output_directory,
'01_screenshot_ios_web__screenshot_suffix.png')
PilEngine().assertSameFiles(output_file, expected_image, 0.1)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests',
'baseline', 'firefox',
'screenshot_ios_web.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_str_threshold(self):
with assert_raises(TypeError):
self.visual.assert_screenshot(None,
'screenshot_full',
threshold='name')
def test_assert_screenshot_greater_threshold(self):
with assert_raises(TypeError):
self.visual.assert_screenshot(None, 'screenshot_full', threshold=2)
class VisualTests(unittest.TestCase):
@classmethod
def setUpClass(cls):
# Get file paths
cls.root_path = os.path.dirname(os.path.realpath(__file__))
cls.file_v1 = os.path.join(cls.root_path, 'resources', 'register.png')
cls.file_v2 = os.path.join(cls.root_path, 'resources', 'register_v2.png')
cls.file_small = os.path.join(cls.root_path, 'resources', 'register_small.png')
cls.file_ios = os.path.join(cls.root_path, 'resources', 'ios.png')
def setUp(self):
# Remove previous visual path
visual_path = os.path.join(self.root_path, 'output', 'visualtests')
if os.path.exists(visual_path):
shutil.rmtree(visual_path)
# Reset wrappers pool values
DriverWrappersPool._empty_pool()
DriverWrapper.config_properties_filenames = None
# Create a new wrapper
self.driver_wrapper = DriverWrappersPool.get_default_wrapper()
self.driver_wrapper.driver = mock.MagicMock()
# Configure properties
config_files = ConfigFiles()
config_files.set_config_directory(os.path.join(self.root_path, 'conf'))
config_files.set_config_properties_filenames('properties.cfg')
config_files.set_output_directory(os.path.join(self.root_path, 'output'))
self.driver_wrapper.configure(tc_config_files=config_files)
self.driver_wrapper.config.set('VisualTests', 'enabled', 'true')
# Create a new VisualTest instance
self.visual = VisualTest(self.driver_wrapper)
@classmethod
def tearDownClass(cls):
# Remove visual path
visual_path = os.path.join(cls.root_path, 'output', 'visualtests')
if os.path.exists(visual_path):
shutil.rmtree(visual_path)
# Reset wrappers pool values
DriverWrappersPool._empty_pool()
DriverWrapper.config_properties_filenames = None
def test_no_enabled(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'enabled', 'false')
self.visual = VisualTest(self.driver_wrapper)
self.visual.assert_screenshot(None, filename='screenshot_full', file_suffix='screenshot_suffix')
self.driver_wrapper.driver.save_screenshot.assert_not_called()
def test_engine_pil(self):
assert_is_instance(self.visual.engine, PilEngine)
def test_engine_perceptual(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'engine', 'perceptualdiff')
self.visual = VisualTest(self.driver_wrapper)
assert_is_instance(self.visual.engine, PerceptualEngine)
# def test_engine_magick(self):
# self.driver_wrapper.config.set('VisualTests', 'engine', 'imagemagick')
# visual = VisualTest()
# assert_is_instance(visual.engine, MagickEngine)
def test_engine_empty(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'engine', '')
self.visual = VisualTest(self.driver_wrapper)
assert_is_instance(self.visual.engine, PilEngine)
def test_engine_unknown(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'engine', 'unknown')
self.visual = VisualTest(self.driver_wrapper)
assert_is_instance(self.visual.engine, PilEngine)
def test_compare_files_equals(self):
message = self.visual.compare_files(self._testMethodName, self.file_v1, self.file_v1, 0)
assert_is_none(message)
def test_compare_files_diff(self):
message = self.visual.compare_files(self._testMethodName, self.file_v1, self.file_v2, 0)
assert_in('by a distance of 522.65', message)
def test_compare_files_diff_fail(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'fail', 'true')
self.visual = VisualTest(self.driver_wrapper)
with assert_raises(AssertionError):
self.visual.compare_files(self._testMethodName, self.file_v1, self.file_v2, 0)
def test_compare_files_size(self):
message = self.visual.compare_files(self._testMethodName, self.file_v1, self.file_small, 0)
# PIL returns an empty error
assert_equal('', message)
def test_compare_files_size_fail(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'fail', 'true')
self.visual = VisualTest(self.driver_wrapper)
with assert_raises(AssertionError):
self.visual.compare_files(self._testMethodName, self.file_v1, self.file_small, 0)
def test_get_html_row(self):
expected_row = '<tr class=diff><td>test_get_html_row</td><td><img style="width: 100%" onclick=' \
'"launchModal\(this.src\)" src=".*register_v2.png"/></td></td><td><img style="width: 100%" ' \
'onclick="launchModal\(this.src\)" src=".*register.png"/></td></td><td></td></tr>'
row = self.visual._get_html_row('diff', self._testMethodName, self.file_v1, self.file_v2)
assertRegex(self, row, expected_row)
def assert_image(self, img, img_name, expected_image_filename):
"""Save img in an image file and compare with the expected image
:param img: image object
:param img_name: temporary filename
:param expected_image_filename: filename of the expected image
"""
# Save result image in output folder
result_file = os.path.join(self.visual.output_directory, img_name + '.png')
img.save(result_file)
# Output image and expected image must be equals
expected_image = os.path.join(self.root_path, 'resources', expected_image_filename + '.png')
PilEngine().assertSameFiles(result_file, expected_image, 0.1)
def test_crop_element(self):
# Create element mock
web_element = get_mock_element(x=250, y=40, height=40, width=300)
# Resize image
img = Image.open(self.file_v1)
img = self.visual.crop_element(img, web_element)
# Assert output image
self.assert_image(img, self._testMethodName, 'register_cropped_element')
def test_mobile_resize(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.driver.get_window_size.return_value = {'width': 375, 'height': 667}
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.visual = VisualTest(self.driver_wrapper)
# Resize image
img = Image.open(self.file_ios)
img = self.visual.mobile_resize(img)
# Assert output image
self.assert_image(img, self._testMethodName, 'ios_resized')
def test_mobile_no_resize(self):
# Update conf and create a new VisualTest instance
self.driver_wrapper.driver.get_window_size.return_value = {'width': 750, 'height': 1334}
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.visual = VisualTest(self.driver_wrapper)
# Resize image
orig_img = Image.open(self.file_ios)
img = self.visual.mobile_resize(orig_img)
# Assert that image object has not been modified
assert_equal(orig_img, img)
def test_exclude_elements(self):
# Create elements mock
web_elements = [get_mock_element(x=250, y=40, height=40, width=300),
get_mock_element(x=250, y=90, height=20, width=100)]
img = Image.open(self.file_v1)
# Exclude elements
img = self.visual.exclude_elements(img, web_elements)
# Assert output image
self.assert_image(img, self._testMethodName, 'register_exclude')
def test_exclude_element_outofimage(self):
# Create elements mock
web_elements = [get_mock_element(x=250, y=40, height=40, width=1500)]
img = Image.open(self.file_v1)
# Exclude elements
img = self.visual.exclude_elements(img, web_elements)
# Assert output image
self.assert_image(img, self._testMethodName, 'register_exclude_outofimage')
def test_exclude_no_elements(self):
# Exclude no elements
img = Image.open(self.file_v1)
img = self.visual.exclude_elements(img, [])
# Assert output image
self.assert_image(img, self._testMethodName, 'register')
def test_assert_screenshot_no_enabled_force(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'enabled', 'false')
self.visual = VisualTest(self.driver_wrapper, force=True)
# Assert screenshot
self.visual.assert_screenshot(None, filename='screenshot_full', file_suffix='screenshot_suffix')
output_file = os.path.join(self.visual.output_directory, '01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(output_file)
def test_assert_screenshot_no_enabled_force_fail(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Add v2 baseline image
baseline_file = os.path.join(self.root_path, 'output', 'visualtests', 'baseline', 'firefox',
'screenshot_full.png')
shutil.copyfile(self.file_v2, baseline_file)
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('VisualTests', 'fail', 'false')
self.driver_wrapper.config.set('VisualTests', 'enabled', 'false')
self.visual = VisualTest(self.driver_wrapper, force=True)
# Assert screenshot
with assert_raises(AssertionError):
self.visual.assert_screenshot(None, filename='screenshot_full', file_suffix='screenshot_suffix')
output_file = os.path.join(self.visual.output_directory, '01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(output_file)
def test_assert_screenshot_full_and_save_baseline(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Assert screenshot
self.visual.assert_screenshot(None, filename='screenshot_full', file_suffix='screenshot_suffix')
output_file = os.path.join(self.visual.output_directory, '01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(output_file)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests', 'baseline', 'firefox',
'screenshot_full.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_element_and_save_baseline(self):
# Create element mock
web_element = get_mock_element(x=250, y=40, height=40, width=300)
# Configure driver mock
with open(self.file_v1, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
# Assert screenshot
self.visual.assert_screenshot(web_element, filename='screenshot_elem', file_suffix='screenshot_suffix')
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with()
# Check cropped image
expected_image = os.path.join(self.root_path, 'resources', 'register_cropped_element.png')
output_file = os.path.join(self.visual.output_directory, '01_screenshot_elem__screenshot_suffix.png')
PilEngine().assertSameFiles(output_file, expected_image, 0.1)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests', 'baseline', 'firefox',
'screenshot_elem.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_full_and_compare(self):
# Configure driver mock
def copy_file_side_effect(output_file):
shutil.copyfile(self.file_v1, output_file)
self.driver_wrapper.driver.save_screenshot.side_effect = copy_file_side_effect
# Add baseline image
baseline_file = os.path.join(self.root_path, 'output', 'visualtests', 'baseline', 'firefox',
'screenshot_full.png')
shutil.copyfile(self.file_v1, baseline_file)
# Assert screenshot
self.visual.assert_screenshot(None, filename='screenshot_full', file_suffix='screenshot_suffix')
output_file = os.path.join(self.visual.output_directory, '01_screenshot_full__screenshot_suffix.png')
self.driver_wrapper.driver.save_screenshot.assert_called_once_with(output_file)
def test_assert_screenshot_element_and_compare(self):
# Add baseline image
expected_image = os.path.join(self.root_path, 'resources', 'register_cropped_element.png')
baseline_file = os.path.join(self.root_path, 'output', 'visualtests', 'baseline', 'firefox',
'screenshot_elem.png')
shutil.copyfile(expected_image, baseline_file)
# Create element mock
web_element = get_mock_element(x=250, y=40, height=40, width=300)
# Configure driver mock
with open(self.file_v1, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
# Assert screenshot
self.visual.assert_screenshot(web_element, filename='screenshot_elem', file_suffix='screenshot_suffix')
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with()
def test_assert_screenshot_mobile_resize_and_exclude(self):
# Create elements mock
exclude_elements = [get_mock_element(x=0, y=0, height=24, width=375)]
# Configure driver mock
with open(self.file_ios, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
self.driver_wrapper.driver.get_window_size.return_value = {'width': 375, 'height': 667}
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.visual = VisualTest(self.driver_wrapper)
# Assert screenshot
self.visual.assert_screenshot(None, filename='screenshot_ios', file_suffix='screenshot_suffix',
exclude_elements=exclude_elements)
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with()
# Check cropped image
expected_image = os.path.join(self.root_path, 'resources', 'ios_excluded.png')
output_file = os.path.join(self.visual.output_directory, '01_screenshot_ios__screenshot_suffix.png')
PilEngine().assertSameFiles(output_file, expected_image, 0.1)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests', 'baseline', 'firefox',
'screenshot_ios.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_mobile_web_resize_and_exclude(self):
# Create elements mock
form_element = get_mock_element(x=0, y=0, height=559, width=375)
exclude_elements = [get_mock_element(x=15, y=296.515625, height=32, width=345)]
# Configure driver mock
file_ios_web = os.path.join(self.root_path, 'resources', 'ios_web.png')
with open(file_ios_web, "rb") as f:
image_data = f.read()
self.driver_wrapper.driver.get_screenshot_as_png.return_value = image_data
self.driver_wrapper.driver.get_window_size.return_value = {'width': 375, 'height': 667}
# Update conf and create a new VisualTest instance
self.driver_wrapper.config.set('Driver', 'type', 'ios')
self.driver_wrapper.config.set('AppiumCapabilities', 'browserName', 'safari')
self.visual = VisualTest(self.driver_wrapper)
# Assert screenshot
self.visual.assert_screenshot(form_element, filename='screenshot_ios_web', file_suffix='screenshot_suffix',
exclude_elements=exclude_elements)
self.driver_wrapper.driver.get_screenshot_as_png.assert_called_once_with()
# Check cropped image
expected_image = os.path.join(self.root_path, 'resources', 'ios_web_exclude.png')
output_file = os.path.join(self.visual.output_directory, '01_screenshot_ios_web__screenshot_suffix.png')
PilEngine().assertSameFiles(output_file, expected_image, 0.1)
# Output image and new baseline image must be equals
baseline_file = os.path.join(self.root_path, 'output', 'visualtests', 'baseline', 'firefox',
'screenshot_ios_web.png')
PilEngine().assertSameFiles(output_file, baseline_file, 0.1)
def test_assert_screenshot_str_threshold(self):
with assert_raises(TypeError):
self.visual.assert_screenshot(None, 'screenshot_full', threshold='name')
def test_assert_screenshot_greater_threshold(self):
with assert_raises(TypeError):
self.visual.assert_screenshot(None, 'screenshot_full', threshold=2)