add dirhtml test case

Signed-off-by: Ruth Fuchss <[email protected]>

tests/test_options.py

@@ -31,6 +31,9 @@ def test_site_url(og_meta_tags):
     # Uses the same directory as simple, because it already contains url for a minimal config
     assert get_tag_content(og_meta_tags, "url") == "http://example.org/index.html"
 
+@pytest.mark.sphinx("dirhtml", testroot="simple")
+def test_dirhtml_url(og_meta_tags):
+    assert get_tag_content(og_meta_tags, "url") == "http://example.org/index/"
 
 @pytest.mark.sphinx("html", testroot="image")
 def test_image(og_meta_tags):