}

    void assertHasJavaFacetBuilders() {
        assertHasBuilders("org.eclipse.jdt.core.javabuilder",
            "org.eclipse.wst.common.project.facet.core.builder",
            "org.eclipse.wst.validation.validationbuilder"
        )
    }

    void assertHasBuilders(String... builders) {
        assert this.project.buildSpec.buildCommand.name*.text() == builders as List
    }

        when:
        run "eclipse"

        then:
        // Builders and natures
        def project = project
        project.assertHasNatures()
        project.assertHasBuilders()

        // Classpath
        !testDirectory.file('.classpath').exists()

        // Facets
        def facets = wtpFacets
        facets.assertHasFixedFacets()
        facets.assertHasInstalledFacets()

        project.assertHasReferencedProjects('some referenced project', 'some cool project')

        project.assertHasNatures('test.groovy.nature', 'test.java.nature')
        project.assertHasBuilders('org.eclipse.jdt.core.javabuilder','buildThisLovelyProject','buildWithTheArguments')
        project.assertHasBuilder('buildWithTheArguments', [argumentFoo:'a foo argument'])