Update deprecated functions and handle internal deprecations (#183)

pytest_selenium/pytest_selenium.py

@@ -7,6 +7,7 @@
 from datetime import datetime
 import os
 import io
+import logging
 
 import pytest
 from requests.structures import CaseInsensitiveDict
@@ -17,6 +18,9 @@
 
 from . import drivers
 
+LOGGER = logging.getLogger(__name__)
+
+
 SUPPORTED_DRIVERS = CaseInsensitiveDict({
     'BrowserStack': webdriver.Remote,
     'CrossBrowserTesting': webdriver.Remote,
@@ -93,13 +97,29 @@ def capabilities(request, driver_class, chrome_options, firefox_options,
         if all([key, options]):
             capabilities[key] = _merge(
                 capabilities.get(key, {}), options.get(key, {}))
-    capabilities_marker = request.node.get_marker('capabilities')
-    if capabilities_marker is not None:
-        # add capabilities from the marker
-        capabilities.update(capabilities_marker.kwargs)
+    capabilities.update(get_capabilities_from_markers(request.node))
     return capabilities
 
 
+def get_capabilities_from_markers(node):
+    # get_marker is deprecated since pytest 3.6
+    # https://docs.pytest.org/en/latest/mark.html#marker-revamp-and-iteration
+    try:
+        capabilities = dict()
+        for level, mark in node.iter_markers_with_node('capabilities'):
+            LOGGER.debug('{0} marker <{1.name}> '
+                         'contained kwargs <{1.kwargs}>'.
+                         format(level.__class__.__name__, mark))
+            capabilities.update(mark.kwargs)
+        LOGGER.info('Capabilities from markers: {}'.format(capabilities))
+        return capabilities
+    except AttributeError:
+        # backwards-compat
+        # can be removed when minimum req pytest is 3.6
+        capabilities = node.get_marker('capabilities')
+        return capabilities.kwargs if capabilities else {}
+
+
 @pytest.fixture
 def driver_args():
     """Return arguments to pass to the driver service"""

testing/conftest.py

@@ -34,6 +34,14 @@ def webtext(base_url, selenium):
             return selenium.find_element_by_tag_name('h1').text
         """)
 
+    testdir.makefile('.cfg', setup="""
+        [tool:pytest]
+        filterwarnings =
+            error::DeprecationWarning
+            ignore:--firefox-\w+ has been deprecated:DeprecationWarning
+            ignore:MarkInfo:DeprecationWarning:pytest_selenium.drivers.firefox:88
+    """)
+
     def runpytestqa(*args, **kwargs):
         return testdir.runpytest(httpserver_base_url, '--driver', 'Firefox',
                                  *args, **kwargs)