exec.getPlugin().getDescriptor(),
                result,
                "${mojo.plugin.descriptor} expression does not return plugin descriptor.");
    }

    @Test
    public void testPluginArtifactsExpressionReference() throws Exception {
        Session session = newSession();
        MojoExecution exec = newMojoExecution(session);

        @SuppressWarnings("unchecked")

                exec.getMojoDescriptor().getPluginDescriptor(),
                result,
                "${plugin} expression does not return plugin descriptor.");
    }

    @Test
    void testPluginArtifactsExpressionReference() throws Exception {
        MojoExecution exec = newMojoExecution();

        Artifact depArtifact = createArtifact("group", "artifact", "1");

        List<Artifact> deps = new ArrayList<>();