Add command line option to set/reset the visual baseline

Author: mdmintz

seleniumbase/plugins/pytest_plugin.py

@@ -173,6 +173,13 @@ def pytest_addoption(parser):
                      default=False,
                      help="""Take a screenshot on last page after the last step
                           of the test. (Added to the "latest_logs" folder.)""")
+    parser.addoption('--visual_baseline', action='store_true',
+                     dest='visual_baseline',
+                     default=False,
+                     help="""Setting this resets the visual baseline for
+                          Automated Visual Testing with SeleniumBase.
+                          When a test calls self.check_window(), it will
+                          rebuild its files in the visual_baseline folder.""")
     parser.addoption('--timeout_multiplier', action='store',
                      dest='timeout_multiplier',
                      default=None,
@@ -212,6 +219,7 @@ def pytest_configure(config):
     sb_config.verify_delay = config.getoption('verify_delay')
     sb_config.disable_csp = config.getoption('disable_csp')
     sb_config.save_screenshot = config.getoption('save_screenshot')
+    sb_config.visual_baseline = config.getoption('visual_baseline')
     sb_config.timeout_multiplier = config.getoption('timeout_multiplier')
 
     if sb_config.with_testing_base:

seleniumbase/plugins/selenium_plugin.py

@@ -30,6 +30,7 @@ class SeleniumBrowser(Plugin):
     self.options.verify_delay -- delay before MasterQA checks (--verify_delay)
     self.options.disable_csp -- disable Content Security Policy (--disable_csp)
     self.options.save_screenshot -- save screen after test (--save_screenshot)
+    self.options.visual_baseline -- set the visual baseline (--visual_baseline)
     self.options.timeout_multiplier -- increase defaults (--timeout_multiplier)
     """
     name = 'selenium'  # Usage: --with-selenium
@@ -144,6 +145,14 @@ def options(self, parser, env):
             default=False,
             help="""Take a screenshot on last page after the last step
                     of the test. (Added to the "latest_logs" folder.)""")
+        parser.add_option(
+            '--visual_baseline', action='store_true',
+            dest='visual_baseline',
+            default=False,
+            help="""Setting this resets the visual baseline for
+                    Automated Visual Testing with SeleniumBase.
+                    When a test calls self.check_window(), it will
+                    rebuild its files in the visual_baseline folder.""")
         parser.add_option(
             '--timeout_multiplier', action='store',
             dest='timeout_multiplier',
@@ -176,6 +185,7 @@ def beforeTest(self, test):
         test.test.verify_delay = self.options.verify_delay  # MasterQA
         test.test.disable_csp = self.options.disable_csp
         test.test.save_screenshot_after_test = self.options.save_screenshot
+        test.test.visual_baseline = self.options.visual_baseline
         test.test.timeout_multiplier = self.options.timeout_multiplier
         test.test.use_grid = False
         if test.test.servername != "localhost":