[py] convert OSS capabilities to W3C equivalent for W3C payload

py/selenium/webdriver/remote/webdriver.py

@@ -52,6 +52,11 @@
     'unhandledPromptBehavior',
 ])
 
+_OSS_W3C_CONVERSION = {
+    'acceptSslCerts': 'acceptInsecureCerts',
+    'version': 'browserVersion',
+    'platform': 'platformName'
+}
 
 def _make_w3c_caps(caps):
     """Makes a W3C alwaysMatch capabilities object.
@@ -68,6 +73,8 @@ def _make_w3c_caps(caps):
     profile = caps.get('firefox_profile')
     always_match = {}
     for k, v in caps.items():
+        if v and k in _OSS_W3C_CONVERSION:
+            always_match[_OSS_W3C_CONVERSION[k]] = v.lower() if k == 'platform' else v
         if k in _W3C_CAPABILITY_NAMES or ':' in k:
             always_match[k] = v
     if profile:

py/test/unit/selenium/webdriver/remote/test_new_session.py

@@ -0,0 +1,30 @@
+# Licensed to the Software Freedom Conservancy (SFC) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The SFC licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+
+from selenium.webdriver.remote.command import Command
+from selenium.webdriver.remote.webdriver import WebDriver
+
+
+def test_converts_oss_capabilities_to_w3c(mocker):
+    mock = mocker.patch('selenium.webdriver.remote.webdriver.WebDriver.execute')
+    oss_caps = {'platform': 'WINDOWS', 'version': '11', 'acceptSslCerts': True}
+    w3c_caps = {'platformName': 'windows', 'browserVersion': '11', 'acceptInsecureCerts': True}
+    WebDriver(desired_capabilities=oss_caps)
+    expected_params = {'capabilities': {'firstMatch': [{}], 'alwaysMatch': w3c_caps},
+                       'desiredCapabilities': oss_caps}
+    mock.assert_called_with(Command.NEW_SESSION, expected_params)