def result = withBuild { BuildLauncher it ->
            it.forLaunchables(selectorT1, selectorT2)
        }
        then:
        result.result.assertTasksExecutedInOrder(':t1', ':b:c:t1', ':b:t2', ':b:c:t2')

        when:
        result = withBuild { BuildLauncher it ->
            it.forLaunchables(selectorT2, selectorT1)
        }
        then:

        OutputStream stdout = Stub()
        OutputStream stderr = Stub()

        when:
        launcher.standardOutput = stdout
        launcher.standardError = stderr
        launcher.forLaunchables(selector(ts))
        launcher.run(handler)

        then:
        1 * asyncConnection.run(!null, !null) >> { args ->
            ConsumerAction<GradleProject> action = args[0]
            action.run(connection)

            def launchables = findLaunchables(gradleProjects, taskName)
            assert launchables.size == 1
            def build = connection.newBuild()
            collectOutputs(build)
            build.forLaunchables(launchables[0]).run()
        }
    }

    private def findLaunchables(Collection<GradleProject> gradleProjects, String taskName) {