fix(docs): test case ref generation to try multiple dev forks

docs/gen_test_case_reference.py

@@ -186,21 +186,24 @@ def run_collect_only(test_path: Path = source_directory) -> Tuple[str, str]:
         str: The command used to collect the tests.
         str: A list of the collected tests.
     """
-    buffer = io.StringIO()
-    with contextlib.redirect_stdout(buffer):
-        pytest.main(["--collect-only", "-q", "--until", DEV_FORKS[-1], str(test_path)])
-    output = buffer.getvalue()
-    collect_only_command = f"fill --collect-only -q --until {DEV_FORKS[-1]} {test_path}"
-    # strip out the test module
-    output_lines = [
-        line.split("::")[1]
-        for line in output.split("\n")
-        if line.startswith("tests/") and "::" in line
-    ]
-    # prefix with required indent for admonition in MARKDOWN_TEST_CASES_TEMPLATE
-    collect_only_output = "\n".join("    " + line for line in output_lines)
-    collect_only_output = collect_only_output[4:]  # strip out indent for first line
-    return collect_only_command, collect_only_output
+    for fork in DEV_FORKS:
+        collect_only_args = ["--collect-only", "-q", "--until", fork, str(test_path)]
+        buffer = io.StringIO()
+        with contextlib.redirect_stdout(buffer):
+            pytest.main(collect_only_args)
+        output = buffer.getvalue()
+        # strip out the test module
+        output_lines = [
+            line.split("::")[1]
+            for line in output.split("\n")
+            if line.startswith("tests/") and "::" in line
+        ]
+        # prefix with required indent for admonition in MARKDOWN_TEST_CASES_TEMPLATE
+        collect_only_output = "\n".join("    " + line for line in output_lines)
+        collect_only_output = collect_only_output[4:]  # strip out indent for first line
+        if collect_only_output:
+            break
+    return f'fill {" ".join(collect_only_args)}', collect_only_output
 
 
 def generate_github_url(file_path, branch_or_commit_or_tag="main"):