Add --cap_file command line option for desired capabilities

Author: mdmintz

seleniumbase/fixtures/base_case.py

@@ -2606,6 +2606,7 @@ def setUp(self):
             self.servername = pytest.config.option.servername
             self.port = pytest.config.option.port
             self.proxy_string = pytest.config.option.proxy_string
+            self.cap_file = pytest.config.option.cap_file
             self.database_env = pytest.config.option.database_env
             self.log_path = pytest.config.option.log_path
             self.browser = pytest.config.option.browser

seleniumbase/plugins/pytest_plugin.py

@@ -39,6 +39,10 @@ def pytest_addoption(parser):
     parser.addoption('--data', dest='data',
                      default=None,
                      help='Extra data to pass from the command line.')
+    parser.addoption('--cap_file', dest='cap_file',
+                     default=None,
+                     help="""The file that stores browser desired capabilities
+                          for BrowserStack or Sauce Labs web drivers.""")
     parser.addoption('--with-testing_base', action="store_true",
                      dest='with_testing_base',
                      default=True,

seleniumbase/plugins/selenium_plugin.py

@@ -47,6 +47,12 @@ def options(self, parser, env):
             default="latest",
             help="""The browser version to use. Explicitly select
                     a version number or use "latest".""")
+        parser.add_option(
+            '--cap_file', action='store',
+            dest='cap_file',
+            default=None,
+            help="""The file that stores browser desired capabilities
+                    for BrowserStack or Sauce Labs web drivers.""")
         parser.add_option(
             '--server', action='store', dest='servername',
             default='localhost',
@@ -122,6 +128,7 @@ def configure(self, options, conf):
 
     def beforeTest(self, test):
         test.test.browser = self.options.browser
+        test.test.cap_file = self.options.cap_file
         test.test.headless = self.options.headless
         test.test.servername = self.options.servername
         test.test.port = self.options.port