Add negative test for createArchives

__tests__/fs-helper.test.ts

@@ -75,7 +75,11 @@ describe('createArchives', () => {
     expect(tarSHA).toEqual(systemTarHash)
   })
 
-  // TODO: Test the failure cases
+  it('creates archives fails if destination cannot be reached', async () => {
+    await expect(
+      fsHelper.createArchives('/this/destination/path/does/not/exist', tmpDir)
+    ).rejects.toThrow(/^ENOENT: no such file or directory, lstat/)
+  })
 })
 
 describe('createTempDir', () => {