@BeforeEach
    void setUp() {
        repositorySystem = new TestRepositorySystem();
    }

    @Test
    void testCacheKey() throws Exception {
        Artifact a1 = repositorySystem.createArtifact("testGroup", "testArtifact", "1.2.3", "jar");
        @SuppressWarnings("deprecation")
        ArtifactRepository lr1 = new DelegatingLocalArtifactRepository(repositorySystem.createDefaultLocalRepository());