1 files changed, 34 insertions, 0 deletions
diff --git a/actionsystemtest/test/cases/action_system_test_test.rb b/actionsystemtest/test/cases/action_system_test_test.rb
new file mode 100644
index 0000000000..732c06ba20
--- /dev/null
+++ b/actionsystemtest/test/cases/action_system_test_test.rb
@@ -0,0 +1,34 @@
+require "active_support/testing/autorun"
+require "action_system_test"
+
+class ActionSystemTestTest < ActiveSupport::TestCase
+  test "driven_by sets Capybara's default driver to poltergeist" do
+    ActionSystemTest::Base.driven_by :poltergeist
+
+    assert_equal :poltergeist, Capybara.default_driver
+  end
+
+  test "driven_by defaults to port 21800" do
+    ActionSystemTest::Base.driven_by :poltergeist
+
+    assert_equal 21800, Capybara.server_port
+  end
+
+  test "driven_by can change Capybara's server port" do
+    ActionSystemTest::Base.driven_by :selenium, on: 3000
+
+    assert_equal 3000, Capybara.server_port
+  end
+
+  test "driven_by sets Capybara's drivers respectively" do
+    ActionSystemTest::Base.driven_by :selenium, using: :chrome
+
+    assert_includes Capybara.drivers, :selenium
+    assert_includes Capybara.drivers, :chrome
+    assert_equal :chrome, Capybara.default_driver
+  end
+
+  test "selenium? returns false if driver is poltergeist" do
+    assert_not ActionSystemTest::Base.selenium?(:poltergeist)
+  end
+end