import org.gradle.performance.results.CrossVersionPerformanceResults

class CrossVersionPerformanceTestExecutionTest extends ResultSpecification {
    def result = new CrossVersionPerformanceResults(testProject: "some-project", tasks: [], cleanTasks: [])

    def "passes when average execution time for current release is smaller than average execution time for previous releases"() {
        given:

        resolve.addDefaultVariantDerivationStrategy()
        resolve.expectDefaultConfiguration("runtime")
        createDirs("child1", "child2")
        settingsFile << """
            rootProject.name = 'testproject'
            include 'child1', 'child2'
        """
        buildFile << """
            allprojects {
                repositories {
                    maven { url '${mavenRepo.uri}' }

We modify `RealWorldNativePluginPerformanceTest` to only include the test we are interested in:
```java
    @Ignore
    @Unroll("Project '#testProject' measuring incremental build speed")
    def "build real world native project"() {
...
}

    @Unroll('Project #buildSize native build #changeType')

    static final String BAR_TXT = "bar.txt"

    static final String MYDEPS_BUNDLE = "mydeps"

    static final String PROJECT_GROUP = ""
    static final String PROJECT_NAME = "testproject"
    static final String PROJECT_VERSION = "1.1"

    String singleString(String group, String name, String version) {
        return renderString(group + ":" + name + ":" + version)
    }

                        .run()
            }
        } catch (BuildException e) {
        }
    }

    def testCode() {
        settingsFile << "rootProject.name = 'testproject'\n"
        buildFile.text = simpleJavaProject()

        def classesDir = 'file("build/classes/moreTests")'
        buildFile << """
            sourceSets {
                moreTests {

            assert operation.result.skipMessage == "NO-SOURCE"
        }
        true
    }

    def testCode() {
        settingsFile << "rootProject.name = 'testproject'\n"
        buildFile.text = simpleJavaProject()

        def classesDir = 'file("build/classes/moreTests")'
        buildFile << """
            sourceSets {
                moreTests {

    def scriptClasspath() {
        when:
        project.buildscript {
            repositories
        }

        then:
        1 * scriptHandlerMock.getRepositories()
    }

    def testProject() {
        expect:
        project.is(child1.parent)
        project.is(child1.rootProject)
        checkProject(project, null, 'root', rootDir)
    }