project(':$from') {
                dependencies { api project(':$to') }
            }
        """
    }

    protected abstract boolean isUseJar()

    protected void clearImplProjectDependencies() {
        buildFile << """
            project(':impl') {
                configurations.api.dependencies.clear() //so that api jar is no longer on classpath
            }
        """

        source api: ["class A {}"], impl: ["class SomeImpl {}"]
        impl.snapshot { run language.compileTaskName }

        when:
        clearImplProjectDependencies()

        run "impl:${language.compileTaskName}"

        then:
        impl.noneRecompiled()
    }

    def "deletion of jar with dependents causes compilation failure"() {