buildFile << testablePluginProject()
            file("$projectDirName/src/test/groovy/MyTest.groovy") << gradleApiAndTestKitClassLoadingTestClass()
        }

        expect:
        concurrentBuildSucceed(CONCURRENT_BUILDS_PROJECT_COUNT, 'test')
    }

    def "Gradle API and TestKit dependency JAR files are the same when run by concurrent Gradle builds"() {
        given: