1 files changed, 38 insertions, 0 deletions
diff --git a/tests/test_renderers/test_myst_refs.py b/tests/test_renderers/test_myst_refs.py
new file mode 100644
index 0000000..083b34a
--- /dev/null
+++ b/tests/test_renderers/test_myst_refs.py
@@ -0,0 +1,38 @@
+import pytest
+from sphinx_pytest.plugin import CreateDoctree
+
+
+@pytest.mark.parametrize(
+    "test_name,text,should_warn",
+    [
+        ("null", "", False),
+        ("missing", "[](ref)", True),
+        ("doc", "[](index)", False),
+        ("doc_with_extension", "[](index.md)", False),
+        ("doc_nested", "[*text*](index)", False),
+        ("ref", "(ref)=\n# Title\n[](ref)", False),
+        ("ref_nested", "(ref)=\n# Title\n[*text*](ref)", False),
+        ("duplicate", "(index)=\n# Title\n[](index)", True),
+        ("ref_colon", "(ref:colon)=\n# Title\n[](ref:colon)", False),
+    ],
+)
+def test_parse(
+    test_name: str,
+    text: str,
+    should_warn: bool,
+    sphinx_doctree: CreateDoctree,
+    file_regression,
+):
+    sphinx_doctree.set_conf({"extensions": ["myst_parser"]})
+    result = sphinx_doctree(text, "index.md")
+    assert not result.warnings
+
+    doctree = result.get_resolved_doctree("index")
+
+    if should_warn:
+        assert result.warnings
+    else:
+        assert not result.warnings
+
+    doctree["source"] = "root/index.md"
+    file_regression.check(doctree.pformat(), basename=test_name, extension=".xml")