t2 == failure

        when:
        controller.configureProjects()

        then:
        def t3 = thrown RuntimeException
        t3 == failure
    }

    void testConfigureBuild() {
        def controller = controller()

        when:
        controller.configureProjects()

        then:
        1 * buildModelController.configuredModel >> gradleMock

        return projectsForThisBuild != null && projectsForThisBuild.getRootProject().isCreated();
    }

    @Override
    public void ensureProjectsConfigured() {
        getBuildController().configureProjects();
    }

    @Override
    public GradleInternal getMutableModel() {
        return getBuildController().getGradle();
    }

    @Override
    public BuildWorkGraphController getWorkGraph() {

            throw new IllegalArgumentException("Project has unexpected owner.");
        }
        // Force configuration of the containing build and then locate the builder for target project
        buildController.configureProjects();
        return doLocate(target, modelName, param);
    }

    private ToolingModelScope doLocate(ProjectState target, String modelName, boolean param) {

     */
    <T> T withSettings(Function<? super SettingsInternal, T> action);

    /**
     * Configures the projects of the build, if not already done.
     * Can be called multiple times.
     */
    void configureProjects();

    /**
     * Runs the given action against the mutable state of this build after configuring the projects of the build.
     * This may fail with an error, if this build is loaded from cache rather than configured.

        return state.notInState(State.Finished, () -> action.apply(modelController.getLoadedSettings()));
    }

    @Override
    public void configureProjects() {
        state.notInState(State.Finished, modelController::getConfiguredModel);
    }

    @Override
    public <T> T withProjectsConfigured(Function<? super GradleInternal, T> action) {

        }

        @Override
        <T> T withSettings(Function<? super SettingsInternal, T> action) {
            throw new UnsupportedOperationException()
        }

        @Override
        void configureProjects() {
            throw new UnsupportedOperationException()
        }

        @Override
        <T> T withProjectsConfigured(Function<? super GradleInternal, T> action) {

        checkConfigureProject('subprojects', listWithAllChildProjects)
    }

    def allprojects() {
        expect:
        checkConfigureProject('allprojects', listWithAllProjects)
    }

    def configureProjects() {
        expect:
        checkConfigureProject('configure', [project, child1] as Set)
    }

    private void checkConfigureProject(String configureMethod, Set projectsToCheck) {

           }
           gradle.addListener(listener)
       """
    }

    void afterBuild() {
        configuredProjects = asList(fixtureData.text.split(";"))
        assert fixtureData.delete()
    }

    void assertProjectsConfigured(String ... projectPaths) {
        assert configuredProjects == projectPaths
    }

        withUniqueScript("$className().foo()")
        configureProject().assertBuildScriptCompiled().assertOutputContains("foo")

        givenJavaClassInBuildSrcContains("""public void foo() { System.out.println("bar"); }""")
        configureProject().assertBuildScriptBodyRecompiled().assertOutputContains("bar")
    }

    @Test

                }
            """
        )
        configureProject().assertBuildScriptCompiled().assertOutputContains("foo")

        withPrecompiledScriptPluginInBuildSrc(
            pluginId,
            """
                tasks.register("foo") { doLast { println("bar from task") } }
            """
        )
        configureProject("foo").assertBuildScriptCompilationAvoided().assertOutputContains("bar from task")