How to use _get_diff_message method in toolium

Best Python code snippet using toolium_python

test_visual_test.py

Source:test_visual_test.py

...142    assert re.compile(expected_row).match(row) is not None143def test_diff_message_equal():144    message = None145    expected_message = ''146    assert expected_message == VisualTest._get_diff_message(message, 1000000)147def test_diff_message_size_pil():148    message = ''149    expected_message = 'Image dimensions do not match'150    assert expected_message == VisualTest._get_diff_message(message, 1000000)151def test_diff_message_size_perceptualdiff():152    message = """The new screenshot 'C:\\...\\01_login_form__test_login.png' did not match the baseline 'C:\\...\\login_form.png':153        FAIL: Image dimensions do not match"""154    expected_message = 'Image dimensions do not match'155    assert expected_message == VisualTest._get_diff_message(message, 1000000)156def test_diff_message_size_imagemagick():157    message = 'Image dimensions do not match'158    expected_message = 'Image dimensions do not match'159    assert expected_message == VisualTest._get_diff_message(message, 1000000)160def test_diff_message_diff_pil():161    message = ("The new screenshot 'C:\\...\\01_login_form__test_login.png' did not match the baseline "162               "'C:\\...\\login_form.png' (by a distance of 14794.11)")163    expected_message = 'Distance of 0.01479411'164    assert expected_message == VisualTest._get_diff_message(message, 1000000)165def test_diff_message_diff_perceptualdiff():166    message = "The new screenshot 'C:\\...\\01_login_form__test_login.png' did not match the baseline "167    message += """'C:\\...\\login_form.png' (See C:\\...\\01_login_form__test_login.diff.png):168        FAIL: Images are visibly different169        15040 pixels are different170    """171    expected_message = 'Distance of 0.01504000'172    assert expected_message == VisualTest._get_diff_message(message, 1000000)173def test_diff_message_diff_imagemagick():174    message = ("The new screenshot 'C:\\...\\01_login_form__test_login.png' did not match the baseline "175               "'C:\\...\\login_form.png' (See C:\\...\\01_login_form__test_login.diff.png):\n"176               "5443.77 (0.0830666) @ 0,0")177    expected_message = 'Distance of 0.08306660'178    assert expected_message == VisualTest._get_diff_message(message, 1000000)179def assert_image(visual, img, img_name, expected_image_filename):180    """Save img in an image file and compare with the expected image181    :param img: image object182    :param img_name: temporary filename183    :param expected_image_filename: filename of the expected image184    """185    # Save result image in output folder186    result_file = os.path.join(visual.output_directory, img_name + '.png')187    img.save(result_file)188    # Output image and expected image must be equal189    expected_image = os.path.join(root_path, 'resources', expected_image_filename + '.png')190    compare_image_files(result_file, expected_image)191def compare_image_files(image, expected_image, threshold=0.1):192    """Compare two images...

visual_test.py

Source:visual_test.py

...198            if self.driver_wrapper.config.getboolean_optional('VisualTests', 'complete_report'):199                self._add_result_to_report('equal', report_name, image_file, baseline_file)200            return None201        except AssertionError as exc:202            diff_message = self._get_diff_message(str(exc), width * height)203            self._add_result_to_report('diff', report_name, image_file, baseline_file, diff_message)204            self.logger.warning("Visual error in '%s': %s", os.path.splitext(os.path.basename(baseline_file))[0],205                                diff_message)206            if self.driver_wrapper.config.getboolean_optional('VisualTests', 'fail') or self.force:207                raise exc208            else:209                return diff_message210    def _add_result_to_report(self, result, report_name, image_file, baseline_file, message=''):211        self.results[result] += 1212        row = self._get_html_row(result, report_name, image_file, baseline_file, message)213        self._add_data_to_report_before_tag(row, '</tbody>')214        self._update_report_summary()215    def _add_data_to_report_before_tag(self, data, tag):216        with open(os.path.join(self.output_directory, self.report_name), "r+") as f:217            report = f.read()218            index = report.find(tag)219            report = report[:index] + data + report[index:]220            f.seek(0)221            f.write(report)222    def _update_report_summary(self):223        """Update asserts counter in report"""224        new_results = 'Visual asserts</b>: {} ({} failed)'.format(sum(self.results.values()), self.results['diff'])225        with open(os.path.join(self.output_directory, self.report_name), "r+") as f:226            report = f.read()227            report = re.sub(r'Visual asserts</b>: [0-9]* \([0-9]* failed\)', new_results, report)228            f.seek(0)229            f.write(report)230    def _add_summary_to_report(self):231        summary = '<p><b>Execution date</b>: {}</p>'.format(datetime.datetime.now().strftime('%d/%m/%Y %H:%M:%S'))232        summary += '<p><b>Baseline name</b>: {}</p>'.format(path.basename(self.baseline_directory))233        summary += '<p><b>Visual asserts</b>: {} ({} failed)</p>'.format(sum(self.results.values()),234                                                                         self.results['diff'])235        self._add_data_to_report_before_tag(summary, '</div>')236    def _get_html_row(self, result, report_name, image_file, baseline_file, message=''):237        row = '<tr class=' + result + '>'238        row += '<td>' + report_name + '</td>'239        # Create baseline column240        baseline_col = self._get_img_element(baseline_file, 'Baseline image')241        row += '<td>' + baseline_col + '</td>'242        # Create image column243        image_col = self._get_img_element(image_file, 'Screenshot image')244        row += '<td>' + image_col + '</td>'245        # Create diff column246        diff_file = image_file.replace('.png', '.diff.png')247        diff_col = self._get_img_element(diff_file, message) if os.path.exists(diff_file) else message248        row += '<td>' + diff_col + '</td>'249        row += '</tr>'250        return row251    def _get_img_element(self, image_file, image_title):252        if not image_file:253            return ''254        image_file_path = path.relpath(image_file, self.output_directory).replace('\\', '/')255        return '<img src="{}" title="{}"/>'.format(image_file_path, image_title)256    @staticmethod257    def _get_diff_message(message, image_size):258        if message is None:259            # Images are equal260            return ''261        elif message == '' or 'Image dimensions do not match' in message:262            # Different sizes in pil (''), perceptualdiff or imagemagick engines263            return 'Image dimensions do not match'264        # Check pil engine message265        m = re.search('\(by a distance of (.*)\)', message)266        if m:267            return 'Distance of %0.8f' % (float(m.group(1)) / image_size)268        # Check perceptualdiff engine message269        m = re.search('([0-9]*) pixels are different', message)270        if m:271            return 'Distance of %0.8f' % (float(m.group(1)) / image_size)...

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