How to use _take_screenshot method in ATX

Best Python code snippet using ATX Github


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...56 utils.system(self.SPOOF_CMD + self.PORTRAIT_SENSOR_0)57 time.sleep(self._SHORT_WAIT)58 utils.system(self.SPOOF_CMD + self.PORTRAIT_SENSOR_1)59 time.sleep(self._WAIT)60 def _take_screenshot(self, suffix):61 """62 Captures a screenshot of the current VT screen in BMP format.63 @param suffixcurrent_vt: desired vt for screenshot.64 @returns the path of the screenshot file.65 """66 extension = 'bmp'67 return graphics_utils.take_screenshot(self.resultsdir,68 suffix + '_tablet_mode',69 extension)70 def _verify_difference(self, screenshot1, screenshot2,71 difference_percent_threshold=5):72 """73 Make sure screenshots are sufficiently different.74 @param screenshot1: path to screenshot.75 @param screenshot2: path to screenshot.76 @param difference_percent_threshold: threshold for difference.77 @returns number of errors found (0 or 1).78 """79 filename1 = screenshot1.split('/')[-1]80 filename2 = screenshot2.split('/')[-1]81 diff = get_percent_difference(screenshot1, screenshot2)82"Screenshot 1 and 2 diff: %s" % diff)83 if not diff >= difference_percent_threshold:84 error = ('Screenshots differ by %d %%: %s vs %s'85 % (diff, filename1, filename2))86 self.ERRORS.append(error)87 def _verify_similarity(self, screenshot1, screenshot2,88 similarity_percent_threshold=5):89 """90 Make sure screenshots are the same or similar.91 @param screenshot1: path to screenshot.92 @param screenshot2: path to screenshot.93 @param difference_percent_threshold: threshold for similarity.94 @returns number of errors found (0 or 1).95 """96 filename1 = screenshot1.split('/')[-1]97 filename2 = screenshot2.split('/')[-1]98 diff = get_percent_difference(screenshot1, screenshot2)99"Screenshot 1 and 2 similarity diff: %s" % diff)100 if not diff <= similarity_percent_threshold:101 error = ('Screenshots differ by %d %%: %s vs %s'102 % (diff, filename1, filename2))103 self.ERRORS.append(error)104 def run_once(self):105 """106 Run tablet mode test to spoof various tablet modes and ensure107 device changes accordingly.108 """109 # Ensure we start in laptop mode.110 self._revert_laptop()111"Take screenshot for initial laptop mode.")112 laptop_start = self._take_screenshot('laptop_start')113"Entering landscape mode.")114 self._spoof_tablet_landscape()115 landscape = self._take_screenshot('landscape')116 self._revert_laptop()117"Entering portrait mode.")118 self._spoof_tablet_portrait()119 portrait = self._take_screenshot('portrait')120 self._revert_laptop()121 laptop_end = self._take_screenshot('laptop_end')122 # Compare screenshots and determine the number of errors.123 self._verify_similarity(laptop_start, laptop_end)124 self._verify_difference(laptop_start, landscape)125 self._verify_difference(landscape, portrait)126 self._verify_difference(portrait, laptop_end)127 if self.ERRORS:128 raise error.TestFail('; '.join(set(self.ERRORS)))129 def cleanup(self):...

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