distinct from those stored in testdata directory; clean does not remove
those files.

For more about build flags, see 'go help build'.

For more about specifying packages, see 'go help packages'.
	`,
}

var (
	cleanI         bool // clean -i flag
	cleanR         bool // clean -r flag
	cleanCache     bool // clean -cache flag
	cleanFuzzcache bool // clean -fuzzcache flag
	cleanModcache  bool // clean -modcache flag

            args '--parallel', '--max-workers=2'
            succeeds(generate.path, clean.path)

            result.assertTaskOrder(generateFoo.fullPath, generateBar.fullPath, generate.fullPath)
            result.assertTaskOrder(generateFoo.fullPath, cleanFoo.fullPath, clean.fullPath)
            result.assertTaskOrder(generateBar.fullPath, cleanBar.fullPath, clean.fullPath)
        }

        where:
        type << ProductionType.values()

        expect:
        2.times {
            args '--parallel', '--max-workers=2'
            succeeds(clean.path, generate.path)

            result.assertTaskOrder(cleanBar.fullPath, clean.fullPath)
            result.assertTaskOrder(generateFoo.fullPath, cleanFoo.fullPath, clean.fullPath)
            result.assertTaskOrder(generateFoo.fullPath, generate.fullPath)

        result.assertTaskSkipped ":compileJava"
    }

    def "clean doesn't get cached"() {
        withBuildCache().run "assemble"
        withBuildCache().run "clean"
        withBuildCache().run "assemble"
        when:
        withBuildCache().run "clean"
        then:
        executedAndNotSkipped ":clean"
    }

    def "cacheable task with cache disabled doesn't get cached"() {

  "durations" : [ {
    "testProject" : "largeAndroidBuild",
    "linux" : 492
  } ]
}, {
  "scenario" : "org.gradle.performance.regression.android.RealLifeAndroidBuildPerformanceTest.clean assembleDebug with clean transforms cache",
  "durations" : [ {
    "testProject" : "largeAndroidBuild",
    "linux" : 1620
  }, {
    "testProject" : "nowInAndroidBuild",
    "linux" : 3580
  }, {

        result.assertTaskSkipped ":compileJava"
    }

    def "clean doesn't get cached"() {
        withBuildCache().run "assemble"
        withBuildCache().run "clean"
        withBuildCache().run "assemble"
        when:
        withBuildCache().run "clean"
        then:
        executedAndNotSkipped ":clean"
    }

        public String id() {
            return Lifecycle.CLEAN;
        }

        @Override
        public Collection<Phase> phases() {
            return asList(
                    phase("pre-clean"),
                    phase(
                            "clean",
                            plugin(
                                    "org.apache.maven.plugins:maven-clean-plugin:" + MAVEN_CLEAN_PLUGIN_VERSION

      "coverage" : {
        "per_commit" : [ "linux" ]
      }
    } ]
  }, {
    "testId" : "org.gradle.performance.regression.android.RealLifeAndroidBuildPerformanceTest.clean assembleDebug with clean transforms cache",
    "groups" : [ {
      "testProject" : "largeAndroidBuild",
      "coverage" : {
        "per_day" : [ "linux" ]
      }
    }, {
      "testProject" : "nowInAndroidBuild",

        conventionPluginBuildFile.exists()
        warSubprojectBuildFile.exists()
        implSubprojectBuildFile.exists()
        apiSubprojectBuildFile.exists()

        when:
        run 'clean', 'build'

        then: //smoke test the build artifacts
        targetDir.file("webinar-api/build/libs/webinar-api-1.0-SNAPSHOT.jar").exists()

    }

    def "clean on Java project with a single source file and no dependencies"() {
        given:
        buildWithSingleSourceFile()

        def buildDir = file("build")
        buildDir.mkdirs()

        expect:
        configurationCacheRun "clean"
        assertStateStored()
        result.assertTasksExecuted(":clean")
        !buildDir.exists()

        when: