@Shared
    def project = TestUtil.builder(temporaryFolder).withName("root").build()
    @Shared
    def child1 = ProjectBuilder.builder().withName("child1").withParent(project).build()
    @Shared
    def child2 = ProjectBuilder.builder().withName("child2").withParent(project).build()

    def "builds model"() {
        def builder = new GradleBuildBuilder(project.services.get(BuildStateRegistry))

        def build1 = executer.start()
        block1.waitForAllPendingCalls()

        // Start build 2 then wait until it has run both 'a' and 'b'.
        executer.withTasks("a", "b", "block2")
        executer.withArgument("--info")
        def build2 = executer.start()
        block2.waitForAllPendingCalls()

        // Finish up build 1 and 2
        block1.releaseAll() // finish build 1 while build 2 is still running

        // Finish up build 1 and 2
        block1.releaseAll() // finish build 1 while build 2 is still running
        build1.waitForFinish()
        block2.releaseAll()
        build2.waitForFinish()
    }

        failure.assertThatCause(Matchers.containsText("Multiple build operations failed"));
    }

    // This is the current behavior:
    // We need to make sure that the build operation ids of nested builds started by a GradleBuild task do not overlap.

                    commits: ['abcdef']
                ]
            ],
            totalTime: [
                [
                    label: 'build1',
                    data: [[0, 1]]
                ],
                [
                    label: 'build2',
                    data: [[0, 2]]
                ]
            ]
        ]
    }

    def 'can calculate background color'() {

    }

    PerformanceTestHistory mockCrossBuildHistory() {
        BuildDisplayInfo info1 = buildDisplayInfo('build1')
        CrossBuildPerformanceResults result1  = crossBuildResults(startTime: 100)
        result1.buildResult(info1).addAll(measuredOperations([1]))

        BuildDisplayInfo info2 = buildDisplayInfo('build2')
        CrossBuildPerformanceResults result2  = crossBuildResults(startTime: 200)

        buildB.file("foo/.gitkeepdir").touch()
        buildB.file("bar/.gitkeepdir").touch()
        buildB.settingsFile << """
            rootProject.name = 'B'
            include 'foo', 'bar'
        """
        buildB.buildFile << """
            allprojects {
                apply plugin: 'java'
                group = 'org.test'
                version = '1.0'
            }
        """

  # command to reattempt build a few times in the case of failure (b/302558736)
  set +e
  for i in $(seq 1 5)
  do
    docker build \
    --build-arg REQUIREMENTS_FILE=jax.requirements.txt \
    --target=$target \
    --cache-from "$IMAGE" \
    -t "$IMAGE" -t "$AR_IMAGE" . && break
  done
  final=$?
  if [ $final -ne 0 ]; then
    exit $final
  fi
  set -e

            rootProject.name = 'buildB'
        """
        repo.file("build.gradle") << """
            apply plugin: 'java'
            group = 'org.test'
        """
        repo.commit("version 2")
        repo.createLightWeightTag("2.0")
    }

    @ToBeFixedForConfigurationCache
    def "source dependency builds are not visible to main build"() {
        given:
        buildFile << """

        def loadOps = operations.all(LoadBuildBuildOperationType)
        loadOps.size() == 2
        loadOps[0].displayName == "Load build"
        loadOps[0].details.buildPath == ":"
        loadOps[0].parentId == root.id
        loadOps[1].displayName == "Load build (:buildB)"
        loadOps[1].details.buildPath == ":buildB"
        loadOps[1].parentId == resolve.id

        def buildIdentifiedEvents = operations.progress(BuildIdentifiedProgressDetails)