bug 1504488: webdriver: add basic interactability tests for element click; r=whimboo

These tests are largely ported from element_send_keys/interactability.py.

Differential Revision: https://phabricator.services.mozilla.com/D10826

--HG--
extra : moz-landing-system : lando

testing/web-platform/tests/webdriver/tests/element_click/interactability.py

@@ -3,6 +3,7 @@ import pytest
 from tests.support.asserts import assert_error, assert_success
 from tests.support.inline import inline
 
+
 def element_click(session, element):
     return session.transport.send(
         "POST", "session/{session_id}/element/{element_id}/click".format(
@@ -10,6 +11,38 @@ def element_click(session, element):
             element_id=element.id))
 
 
+def test_display_none(session):
+    session.url = inline("""<button style="display: none">foobar</button>""")
+    element = session.find.css("button", all=False)
+
+    response = element_click(session, element)
+    assert_error(response, "element not interactable")
+
+
+def test_visibility_hidden(session):
+    session.url = inline("""<button style="visibility: hidden">foobar</button>""")
+    element = session.find.css("button", all=False)
+
+    response = element_click(session, element)
+    assert_error(response, "element not interactable")
+
+
+def test_hidden(session):
+    session.url = inline("<button hidden>foobar</button>")
+    element = session.find.css("button", all=False)
+
+    response = element_click(session, element)
+    assert_error(response, "element not interactable")
+
+
+def test_disabled(session):
+    session.url = inline("""<button disabled>foobar</button>""")
+    element = session.find.css("button", all=False)
+
+    response = element_click(session, element)
+    assert_success(response)
+
+
 @pytest.mark.parametrize("transform", ["translate(-100px, -100px)", "rotate(50deg)"])
 def test_element_not_interactable_css_transform(session, transform):
     session.url = inline("""