fix: guard malformed linked issues in listTestCases

Author: SavioBS629

src/tools/testmanagement-utils/list-testcases.ts

@@ -87,6 +87,7 @@ export async function listTestCases(
     const summary = test_cases
       .map((tc: any) => {
         const links = (tc.issues ?? [])
+          .filter((i: any) => i?.issue_type && i?.jira_id)
           .map((i: any) => `${i.issue_type}:${i.jira_id}`)
           .join(", ");
         return `• ${tc.identifier}: ${tc.title} [${tc.case_type} | ${tc.priority}]${

tests/tools/list-testcases.test.ts

@@ -84,4 +84,30 @@ describe("listTestCases — linked issues in summary", () => {
     );
     expect(result.content?.[0]?.text).not.toContain("{linked:");
   });
+
+  it("skips malformed issue entries instead of rendering undefined", async () => {
+    (apiClient.get as any).mockResolvedValue({
+      data: {
+        success: true,
+        info: { count: 1 },
+        test_cases: [
+          {
+            identifier: "TC-3",
+            title: "Malformed link",
+            case_type: "Functional",
+            priority: "Medium",
+            issues: [{}, { jira_id: "TES-9", issue_type: "linear" }],
+          },
+        ],
+      },
+    });
+
+    const result = await listTestCases(
+      { project_identifier: "PR-1" },
+      mockConfig,
+    );
+
+    expect(result.content?.[0]?.text).toContain("{linked: linear:TES-9}");
+    expect(result.content?.[0]?.text).not.toContain("undefined");
+  });
 });