private ProjectArtifactsCache cache;

    @BeforeEach
    void setUp() throws Exception {
        cache = new DefaultProjectArtifactsCache();
    }

    @Test
    void testProjectDependencyOrder() throws Exception {
        ProjectArtifactsCache.Key project1 = new ProjectArtifactsCache.Key() {};

        Set<Artifact> artifacts = new LinkedHashSet<>(4);