Added unit test case for #624

packages/cache/__tests__/saveCache.test.ts

@@ -290,3 +290,14 @@ test('save with valid inputs uploads a cache', async () => {
   expect(saveCacheMock).toHaveBeenCalledWith(cacheId, archiveFile, undefined)
   expect(getCompressionMock).toHaveBeenCalledTimes(1)
 })
+
+test('save with non existing path should not save cache', async () => {
+  const paths: string[] = ['aPathThatDoesnotExist']
+  const primaryKey = 'Linux-node-bb828da54c148048dd17899ba9fda624811cfb43'
+  jest.spyOn(cacheUtils, 'resolvePaths').mockImplementation(async filePaths => {
+    return []
+  })
+  await expect(saveCache(paths, primaryKey)).rejects.toThrowError(
+    `Path Validation Error: Path(s) specified in the action do not exist, hence no cache is being saved.`
+  )
+})