def rootBuild = rootBuild(rootDir)
        registry.attachRootBuild(rootBuild)

        def parentDir = rootDir.file("parent").createDir()
        parentDir.file("buildSrc/build.gradle").createFile()

        def parentDefinition = build(parentDir, "parent")
        def parent = expectIncludedBuildAdded("parent", parentDefinition)

        registry.addIncludedBuild(parentDefinition)

    String getMetaData();

    void setMetaData(String metaData);

    String getEncoding();

    void setEncoding(String encoding);

    String getParentUrl();

    void setParentUrl(String parentUrl);

    Integer getDepth();

    void setDepth(Integer depth);

    Long getLastModified();

    void setLastModified(Long lastModified);

    Long getCreateTime();

    public void assembleModelInheritance(Model child, Model parent) {
        throw new UnsupportedOperationException();
    }

    @Override
    public void assembleBuildInheritance(Build childBuild, Build parentBuild, boolean handleAsInheritance) {
        throw new UnsupportedOperationException();
    }

    @Override
    public void copyModel(Model dest, Model source) {
        throw new UnsupportedOperationException();
    }

    void assembleModelInheritance(Model child, Model parent, String childPathAdjustment);

    void assembleModelInheritance(Model child, Model parent);

    void assembleBuildInheritance(Build childBuild, Build parentBuild, boolean handleAsInheritance);

    void copyModel(Model dest, Model source);

    String getRuleId();

    void setRuleId(String ruleId);

    String getUrl();

    void setUrl(String url);

    String getParentUrl();

    void setParentUrl(String parentUrl);

    Integer getStatus();

    void setStatus(Integer status);

    Integer getHttpStatusCode();

    void setHttpStatusCode(Integer httpStatusCode);

    String getMethod();

     *     <li>{@link org.gradle.api.internal.GradleInternal}</li>
     * </ul>
     */
    Supplier servicesForBuild(BuildDefinition buildDefinition, BuildState owner, @Nullable BuildState parentBuild);

    interface Supplier {
        void applyServicesTo(ServiceRegistration registration, BuildScopeServices services);
    }

            if (parentData == null) {
                currentData = superData;
            } else if (!parentIds.add(parentData.id())) {
                StringBuilder message = new StringBuilder("The parents form a cycle: ");
                for (String parentId : parentIds) {
                    message.append(parentId).append(" -> ");
                }
                message.append(parentData.id());

                        if (finishEvent.result.hashBytes != null) {
                            buildCacheKeysByParentId.put(buildOperation.parentId.id, finishEvent.result.hashBytes)
                        }
                    }
                }

                @Override

    }

    TestFile file(String filename) {
        def file = new TestFile(testProjectDir, filename)
        def parentDir = file.getParentFile()
        assert parentDir.isDirectory() || parentDir.mkdirs()

        file
    }

    SmokeTestGradleRunner runner(String... tasks) {
        def gradleRunner = GradleRunner.create()

            dir == importedProjectRoot -> importedProjectRoot
            isProjectRoot(dir) -> dir
            else -> {
                when (val parentDir = dir.parentFile) {
                    null, dir, stopAt -> scriptFile.parentFile // external project
                    else -> test(parentDir)
                }
            }
        }

    return test(scriptFile.parentFile)