def args = allArgs
        args.remove("--no-daemon")

        usingToolingConnection(workingDir) { connection ->
            connection.newBuild()
                .withArguments(args)
                .addJvmArguments(jvmArgs)
                .setStandardOutput(new TeeOutputStream(output, System.out))
                .setStandardError(new TeeOutputStream(error, System.err))
                .run()

        when:
        def events = ProgressEvents.create()
        withConnection {
            ProjectConnection connection ->
                connection.newBuild().withArguments("-Dorg.gradle.parallel.intra=true", '--parallel', '--max-workers=2').forTasks('parallelTasks').addProgressListener(events).run()
        }

        then:
        events.tasks.size() == 3

            """
        }

        when:
        executer.withArguments("-Dprop1=some-value")
        run("show")

        then:
        output.count("prop1=some-value") == 2
        outputContains("prop2=null")

        when:
        executer.withArguments("-Dprop1=new-value", "-Dprop2=other-value")
        run("show")

        then:

        return arguments;
    }

    @Override
    public DefaultGradleRunner withArguments(List<String> arguments) {
        this.arguments = Collections.unmodifiableList(new ArrayList<>(arguments));
        return this;
    }

    @Override
    public DefaultGradleRunner withArguments(String... arguments) {
        return withArguments(Arrays.asList(arguments));
    }

    @Override

    @Issue("https://issues.gradle.org/browse/GRADLE-1871")
    void "can specify project properties containing D"() {
        given:
        prepareWrapper()

        when:
        def result = wrapperExecuter.withArguments("-PfooD=bar").withTasks('echoProperty').run()

        then:
        assertThat(result.output, containsString("fooD=bar"))
    }

            }
            runner.withTestKitDir(testKitDir)
            runner.withProjectDir(workingDir)
            def args = allArgs
            args.remove("--no-daemon")
            runner.withArguments(args)
            runner.withPluginClasspath(pluginClasspath)
            runner.withEnvironment(environmentVars)
            runner.forwardOutput()
            runner
        }
    }

    fun run(vararg args: String) = GradleRunner.create()
        .withProjectDir(projectDir)
        .withTestKitDir(projectDir.resolve("test-kit"))
        .withPluginClasspath()
        .forwardOutput()
        .withArguments(*args)


    protected
    fun assertChangesProperlyOrdered() {
        val result = run(":verifyAcceptedApiChangesOrdering").build()

            configurations.compileClasspath.files.collect { it.file }
        }
    }
}
"""
        executer.requireOwnGradleUserHomeDir().requireIsolatedDaemons()

        expect:
        def build = executer.withArguments('query:query', ':resolve:resolve', '--parallel').start()

        handler.waitForAllPendingCalls()
        handler.release('/sync')
        Thread.sleep(1000)
        handler.release(module.pom.path)

        blockingServer.expectConcurrent(2, "a", "b", "c")

        run ":a:ping", ":b:ping", ":c:ping"
    }

    void withParallelThreads(int threadCount) {
        executer.beforeExecute {
            withArguments("--max-workers=$threadCount", "--parallel")
        }
    }

                    GradleRunner
                        .create()
                        .withProjectDir(temporaryFolder.root)
                        .withPluginClasspath()
                        .withArguments(*arguments)
                        .withTestKitDir(java.io.File("${executer.gradleUserHomeDir.normalisedPath}"))
                        .build()

                private