diff --git a/packages/integration/src/azure/config.ts b/packages/integration/src/azure/config.ts
index 2f6a08a43c..3d6244d69a 100644
--- a/packages/integration/src/azure/config.ts
+++ b/packages/integration/src/azure/config.ts
@@ -359,14 +359,14 @@ export function readAzureIntegrationConfigs(
 }
 
 /**
- * These config sections have been removed but to insure they
+ * These config sections have been removed but to ensure they
  * don't leak sensitive tokens we have this check in place
  * to throw an error if found
  *
  * @internal
  * @deprecated To be removed at a later date
  */
-export function deprecatedConfigCheck(config: Config) {
+function deprecatedConfigCheck(config: Config) {
   if (config.getOptional('credential') || config.getOptional('token')) {
     throw new Error(
       `Invalid Azure integration config, 'credential' and 'token' have been removed. Use 'credentials' instead.`,
diff --git a/packages/integration/src/gerrit/core.test.ts b/packages/integration/src/gerrit/core.test.ts
index 60bd898008..b22b5f2caf 100644
--- a/packages/integration/src/gerrit/core.test.ts
+++ b/packages/integration/src/gerrit/core.test.ts
@@ -311,6 +311,45 @@ describe('gerrit core', () => {
         'https://gerrit.com/a/projects/web%2Fproject/branches/master',
       );
     });
+    it('throws when ref type is not a branch (tag).', () => {
+      const config: GerritIntegrationConfig = {
+        host: 'gerrit.com',
+        baseUrl: 'https://gerrit.com',
+        gitilesBaseUrl: 'https://gerrit.com',
+      };
+      expect(() =>
+        getGerritBranchApiUrl(
+          config,
+          'https://gerrit.com/web/project/+/refs/tags/v1.0.0/README.md',
+        ),
+      ).toThrow('Unsupported gitiles ref type: tag');
+    });
+    it('throws when ref type is not a branch (sha).', () => {
+      const config: GerritIntegrationConfig = {
+        host: 'gerrit.com',
+        baseUrl: 'https://gerrit.com',
+        gitilesBaseUrl: 'https://gerrit.com',
+      };
+      expect(() =>
+        getGerritBranchApiUrl(
+          config,
+          'https://gerrit.com/web/project/+/157f862803d45b9d269f0e390f88aece1ded51e8/README.md',
+        ),
+      ).toThrow('Unsupported gitiles ref type: sha');
+    });
+    it('throws when ref type is not a branch (head).', () => {
+      const config: GerritIntegrationConfig = {
+        host: 'gerrit.com',
+        baseUrl: 'https://gerrit.com',
+        gitilesBaseUrl: 'https://gerrit.com',
+      };
+      expect(() =>
+        getGerritBranchApiUrl(
+          config,
+          'https://gerrit.com/web/project/+/HEAD/README.md',
+        ),
+      ).toThrow('Unsupported gitiles ref type: head');
+    });
   });
 
   describe('getGerritCloneRepoUrl', () => {