}

    void assertNoTargets() {
        assert targets.empty
    }

    void assertTargetsAreTools() {
        assertTargetsAre(ProductType.TOOL)
    }

    void assertTargetsAreDynamicLibraries() {
        assertTargetsAre(ProductType.DYNAMIC_LIBRARY)
    }

    void assertTargetsAre(ProductType productType) {
        targets.each { it.assertIs(productType) }
    }