Use Firefox as webdriver for tests

Author: Bruno Oliveira

environment.devenv.yml

@@ -9,7 +9,7 @@ includes:
 environment:
   # Tip: Use `--driver <driver_name>` to change driver for a single run
   {% if TEST_QMXGRAPH %}
-  PYTEST_ADDOPTS: --driver PhantomJS
+  PYTEST_ADDOPTS: --driver Firefox
   {% endif %}
 
 dependencies:
@@ -18,11 +18,12 @@ dependencies:
   {% if TEST_QMXGRAPH %}
   - cherrypy
   - hypothesis =3.11
-  - phantomjs
+  - firefox
+  - geckodriver
   - pytest-mock
   - pytest-qt
   - pytest-rerunfailures
-  - pytest-selenium >=1,<2
+  - pytest-selenium
   - pytest-timeout
   - typing-extensions <4.2.0  # [PYTHON_VERSION=="3.6"]
   # Pin importlib_resources due to #151.

tests/conftest.py

@@ -1,5 +1,4 @@
 import os
-import shutil
 
 import pytest
 
@@ -10,43 +9,16 @@ def pytest_configure(config):
     # of pytest so they can't reliably be removed by a fixture.
     config.cache.set('qmxgraph/ports', [])
 
-    # Ensure phantomjs is available.
-    phantomjs = shutil.which("phantomjs")
-    assert phantomjs is not None
-
     lock_file = _get_port_lock_filename(config.rootdir)
     if os.path.isfile(lock_file):
         os.remove(lock_file)
 
 
 # Fixtures --------------------------------------------------------------------
-
-
-@pytest.fixture
-def phantomjs_driver(capabilities, driver_path, port):
-    """
-    Overrides default `phantomjs_driver` driver from pytest-selenium.
-
-    Default implementation uses ephemeral ports just as our tests but
-    it doesn't provide any way to configure them, for this reason we basically
-    recreate the driver fixture using port fixture.
-    """
-    kwargs = {}
-    if capabilities:
-        kwargs['desired_capabilities'] = capabilities
-    if driver_path is not None:
-        kwargs['executable_path'] = driver_path
-
-    kwargs['port'] = port.get()
-
-    from selenium.webdriver import PhantomJS
-
-    return PhantomJS(**kwargs)
-
-
 @pytest.fixture
-def driver_args():
-    return ['--debug=true']
+def firefox_options(firefox_options):
+    firefox_options.headless = True
+    return firefox_options
 
 
 @pytest.fixture(autouse=True)