@Override
            protected void defaultSpec(BuildExperimentSpec.Builder builder) {
                super.defaultSpec(builder)
                builder.workingDirectory = temporaryFolder.testDirectory
                def invocation = (builder.invocation as GradleInvocationSpec.InvocationBuilder)
                invocation.buildLog(new File(builder.workingDirectory, "build.log"))
                invocation.distribution(distribution)

                    getInputs().dir("someDir");
                    getInputs();
                    getOutputs();
                }
            }
        """
        builder.buildJar(pluginJar)

        buildFile << """
            buildscript {
                dependencies {
                    classpath files("${pluginJar.toURI()}")
                }
            }

                task collectJavadoc(type: Copy) {
                    from configurations.javadoc
                    into "$buildDir/javadocs"
                }
                task collectSources(type: Copy) {
                    from configurations.sources
                    into "$buildDir/sources"
                }
            ''')
            src {
                main {
                    java {

        '''
    }

    private def createExternalJar() {
        ArtifactBuilder builder = artifactBuilder();
        builder.sourceFile('org/gradle/test/BuildClass.java') << '''
            package org.gradle.test;
            public class BuildClass { }
        '''
        builder.buildJar(file("repo/test-1.3.jar"))
    }

'''
    }

    private def createExternalJar() {
        ArtifactBuilder builder = artifactBuilder()
        builder.sourceFile('org/gradle/test/BuildClass.java') << '''
            package org.gradle.test;
            public class BuildClass { }
'''
        builder.buildJar(testFile("repo/test-1.3.jar"))
    }

    }

    def "output locations reflects changes to buildDir"() {
        when:
        project.pluginManager.apply(CppUnitTestPlugin)
        project.pluginManager.apply(CppApplicationPlugin)
        project.buildDir = project.file("output")
        project.evaluate()

        then:
        def compileCpp = project.tasks.compileTestCpp

    }

    private def createExternalJar() {
        ArtifactBuilder builder = artifactBuilder()
        builder.sourceFile('org/gradle/test/BuildClass.java') << '''
            package org.gradle.test;
            public class BuildClass { }
'''
        builder.buildJar(file("repo/test-1.3.jar"))
    }

    }

    def "output locations reflects changes to buildDir"() {
        given:
        project.pluginManager.apply(SwiftApplicationPlugin)
        project.evaluate()

        when:
        project.buildDir = "output"

        then:
        def compileSwift = project.tasks.compileDebugSwift

    }

    def "output locations reflects changes to buildDir"() {
        given:
        project.pluginManager.apply(CppApplicationPlugin)
        project.evaluate()

        when:
        project.buildDir = "output"

        then:
        def compileCpp = project.tasks.compileDebugCpp

        test.workingDirectory.get().asFile == projectDir.file("build/install/test")
    }

    def "output locations reflects changes to buildDir"() {
        when:
        project.pluginManager.apply(XCTestConventionPlugin)
        project.buildDir = project.file("output")
        project.evaluate()

        then:
        def compileSwift = project.tasks.compileTestSwift