test(ui): cover all formatReversalEventType branches

apps/loopover-ui/src/components/site/app-panels/reversal-health-card-model.test.ts

@@ -0,0 +1,20 @@
+import { describe, expect, it } from "vitest";
+
+import { formatReversalEventType } from "@/components/site/app-panels/reversal-health-card-model";
+
+// (#8665) Direct unit coverage for all three formatReversalEventType branches. Previously only
+// "reversal_reopened" was reached indirectly via reversal-health-card.test.tsx's card render.
+
+describe("formatReversalEventType (#8665)", () => {
+  it('maps reversal_reverted to "merge reverted"', () => {
+    expect(formatReversalEventType("reversal_reverted")).toBe("merge reverted");
+  });
+
+  it('maps reversal_reopened to "close reopened"', () => {
+    expect(formatReversalEventType("reversal_reopened")).toBe("close reopened");
+  });
+
+  it("falls back to replacing underscores with spaces for unknown event types", () => {
+    expect(formatReversalEventType("some_new_event")).toBe("some new event");
+  });
+});