Add tests for arbitrary tags

Author: ItayZiv

tests/roots/test-arbitrary-tags/conf.py

@@ -0,0 +1,8 @@
+extensions = ["sphinxext.opengraph"]
+
+master_doc = "index"
+exclude_patterns = ["_build"]
+
+html_theme = "basic"
+
+ogp_site_url = "http://example.org/"

tests/roots/test-arbitrary-tags/index.rst

@@ -0,0 +1,4 @@
+:og:video: http://example.org/video.mp4
+:og:video:type: video/mp4
+
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse at lorem ornare, fringilla massa nec, venenatis mi. Donec erat sapien, tincidunt nec rhoncus nec, scelerisque id diam. Orci varius natoque penatibus et magnis dis parturient mauris.

tests/test_options.py

@@ -180,6 +180,12 @@ def test_overrides_complex(og_meta_tags):
     assert get_tag_content(og_meta_tags, "image:alt") == "Overridden Alt Text"
 
 
+@pytest.mark.sphinx("html", testroot="arbitrary-tags")
+def test_arbitrary_tags(og_meta_tags):
+    assert get_tag_content(og_meta_tags, "video") == "http://example.org/video.mp4"
+    assert get_tag_content(og_meta_tags, "video:type") == "video/mp4"
+
+
 # use same as simple, as configuration is identical to overriden
 @pytest.mark.sphinx("html", testroot="simple")
 def test_rtd_override(app: Sphinx, monkeypatch):