From 89e70fa6a385d27533e4b883c39f3a5733bd602f Mon Sep 17 00:00:00 2001
From: beefchimi <curtdulmage@gmail.com>
Date: Fri, 22 Dec 2023 11:02:50 -0500
Subject: [PATCH] fix up earwurm test

---
 src/tests/Earwurm.test.ts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/tests/Earwurm.test.ts b/src/tests/Earwurm.test.ts
index 22b80cc..1e7bd5e 100644
--- a/src/tests/Earwurm.test.ts
+++ b/src/tests/Earwurm.test.ts
@@ -261,6 +261,7 @@ describe('Earwurm component', () => {
       expect(spyKeysChange).toBeCalledWith(mockInitialKeys, []);
       expect(spyKeysChange).toBeCalledTimes(1);
 
+      // Does not add/remove when both `id + path` are identical.
       mockManager.add(mockEntries[0]);
       expect(spyKeysChange).not.toBeCalledTimes(2);
 
@@ -279,6 +280,19 @@ describe('Earwurm component', () => {
         [...mockInitialKeys, mockUniqueEntry.id],
         mockInitialKeys,
       );
+
+      const keysSnapshot = mockManager.keys;
+
+      // Emits twice as an existing key is removed then re-added
+      // as a result of the `path` value changing.
+      mockManager.add({...mockUniqueEntry, path: 'changed'});
+      expect(spyKeysChange).toBeCalledTimes(4);
+
+      expect(spyKeysChange).toBeCalledWith(mockInitialKeys, keysSnapshot);
+      expect(spyKeysChange).toHaveBeenLastCalledWith(
+        keysSnapshot,
+        mockInitialKeys,
+      );
     });
 
     // TODO: Figure out how best to read `fadeMs` and `request` from Stack.