* <pre>
     * a:1.0
     * b:1.0 -&gt; a:2.0
     * </pre>
     */
    @Test
    void testDepth() {
        ResolutionNode a1n = createResolutionNode(a1);
        ResolutionNode b1n = createResolutionNode(b1);
        ResolutionNode a2n = createResolutionNode(a2, b1n);

        assertResolveConflict(a1n, a1n, a2n);
    }

    /**
     * Tests that <code>a:1.0</code> wins in the scenario:

    /*
     * @see org.apache.maven.artifact.resolver.conflict.ConflictResolver#resolveConflict(org.apache.maven.artifact.resolver.ResolutionNode,
     *      org.apache.maven.artifact.resolver.ResolutionNode)
     */

    @Override
    public ResolutionNode resolveConflict(ResolutionNode node1, ResolutionNode node2) {
        return node1.getDepth() <= node2.getDepth() ? node1 : node2;
    }

        this.artifacts = artifacts;
    }

    public Set<ResolutionNode> getArtifactResolutionNodes() {
        if (resolutionNodes == null) {
            resolutionNodes = new LinkedHashSet<>();
        }

        return resolutionNodes;
    }

    public void setArtifactResolutionNodes(Set<ResolutionNode> resolutionNodes) {
        this.resolutionNodes = resolutionNodes;
    }

            CountDownLatch latch =
                    new CountDownLatch(result.getArtifactResolutionNodes().size());

            for (ResolutionNode node : result.getArtifactResolutionNodes()) {
                Artifact artifact = node.getArtifact();

                if (resolutionFilter == null || resolutionFilter.include(artifact)) {