test(api-core): add test case to cover empty hostname endpoint

hebaalazzeh · hebaalazzeh · commit e0af12ee982f · 2026-07-20T23:26:04.000Z
diff --git a/packages/google-api-core/tests/unit/gapic/test_client_utils.py b/packages/google-api-core/tests/unit/gapic/test_client_utils.py
@@ -72,6 +72,7 @@ def test_get_default_mtls_endpoint():
     )
     assert get_default_mtls_endpoint("foo.com") == "foo.com"
     assert get_default_mtls_endpoint("foo.com:8080") == "foo.com:8080"
+    assert get_default_mtls_endpoint("/") == "/"
 
     # Test empty/None endpoints
     assert get_default_mtls_endpoint("") == ""

Original file line number	Diff line number	Diff line change
`@@ -72,6 +72,7 @@ def test_get_default_mtls_endpoint():`
`72`	`72`	`)`
`73`	`73`	`assert get_default_mtls_endpoint("foo.com") == "foo.com"`
`74`	`74`	`assert get_default_mtls_endpoint("foo.com:8080") == "foo.com:8080"`
	`75`	`+ assert get_default_mtls_endpoint("/") == "/"`
`75`	`76`
`76`	`77`	`# Test empty/None endpoints`
`77`	`78`	`assert get_default_mtls_endpoint("") == ""`