test: remediate audit findings for task log viewer, report card and logger tests

frontend/src/lib/components/reports/__tests__/report_card.ux.test.js

@@ -2,7 +2,7 @@
  * @vitest-environment jsdom
  */
 // [DEF:frontend.src.lib.components.reports.__tests__.report_card.ux:Module]
-// @TIER: STANDARD
+// @TIER: CRITICAL
 // @SEMANTICS: reports, ux-tests, card, states, recovery
 // @PURPOSE: Test UX states and transitions for ReportCard component
 // @LAYER: UI
@@ -70,6 +70,33 @@ describe('ReportCard UX Contract', () => {
     // Check fallback type (the profile itself returns 'reports.unknown_type' string which doesn't get translated by $t in the mock if it's returning the key)
     expect(screen.getByText('reports.unknown_type')).toBeDefined();
   });
+
+  // @TEST_FIXTURE valid_report_card
+  it('should render valid_report_card correctly', () => {
+    const validReportCard = {
+      task_type: "migration",
+      status: "success",
+      summary: "Test Summary",
+      updated_at: "2024-01-01"
+    };
+    render(ReportCard, { report: validReportCard });
+
+    expect(screen.getByText('Test Summary')).toBeDefined();
+    expect(screen.getByText('Success')).toBeDefined();
+  });
+
+  // @TEST_EDGE empty_report_object
+  it('should handle completely empty report object gracefully', () => {
+    render(ReportCard, { report: {} });
+    const placeholders = screen.getAllByText('Not provided');
+    expect(placeholders.length).toBeGreaterThan(0);
+  });
+
+  // @TEST_EDGE random_status
+  it('should render random status directly if no translation matches', () => {
+    render(ReportCard, { report: { status: "unknown_status_code" } });
+    expect(screen.getByText('unknown_status_code')).toBeDefined();
+  });
 });
 
 // [/DEF:frontend.src.lib.components.reports.__tests__.report_card.ux:Module]