/**
     * Returns an isolated listener for the registered actions, if any. The listener makes it impossible for
     * the actions to carry any shared mutable state across projects and can be safely executed in parallel.
     */
    @Nullable
    ProjectEvaluationListener isolateFor(Gradle owner);

    /**

        registration(registry)

        then:
        def exception = thrown(IllegalArgumentException)
        exception.message.contains("The service '${BuildTreeScopedService.name}' declares service scope 'BuildTree' but is registered in the 'Build' scope. Either update the '@ServiceScope()' annotation on '${BuildTreeScopedService.simpleName}' to include the 'Build' scope or move the service registration to one of the declared scopes.")

        where:

			},
			maxSeats:                  10,
			initialSeatsExpected:      1,
			finalSeatsExpected:        0,
			additionalLatencyExpected: 0,
		},
		{
			name:       "request verb is create, watches registered",
			requestURI: "http://server/apis/foo.bar/v1/foos",
			requestInfo: &apirequest.RequestInfo{
				Verb:     "create",
				APIGroup: "foo.bar",
				Resource: "foos",
			},
			watchCount:                29,

        failure.assertHasCause("Type 'org.gradle.test.SoftwareTypeImplPlugin' is registered as a software type plugin but does not expose a software type.")
    }

    def 'sensible error when a software type plugin is registered that exposes multiple software types'() {
        given:
        withSoftwareTypePluginThatExposesMultipleSoftwareTypes().prepareToExecute()

		if !ok {
			if err := og.notifyPlugin(client, false, fmt.Sprintf("RegisterPlugin error -- no handler registered for plugin type: %s at socket %s", infoResp.Type, socketPath)); err != nil {
				return fmt.Errorf("RegisterPlugin error -- failed to send error at socket %s, err: %v", socketPath, err)
			}
			return fmt.Errorf("RegisterPlugin error -- no handler registered for plugin type: %s at socket %s", infoResp.Type, socketPath)
		}

        testComponentTypeRegistry  | UnknownComponent      | TestArtifact         | "Not a registered component type: ${UnknownComponent.name}."
        testComponentTypeRegistry  | TestComponent         | UnknownArtifact      | "Artifact type $UnknownArtifact.name is not registered for component type ${TestComponent.name}."
    }

    def "forModule is cumulative"() {

When a task is registered, it is known to the build.
It can be configured, and references to it can be passed around, but the task object itself has not been created, and its actions have not been executed.
The registered task will remain in this state until something in the build needs the instantiated task object.

		errs = append(errs, fmt.Errorf("plugins %v in RecommendedPluginOrder are not registered",
			recommendPlugins.Difference(intersections).List()))
	}
	if !intersections.Equal(registeredPlugins) {
		// Developer error, this should never run in.
		errs = append(errs, fmt.Errorf("plugins %v registered are not in RecommendedPluginOrder",
			registeredPlugins.Difference(intersections).List()))
	}

        then:
        0 * _

        when:
        broadcast.something("12")

        then:
        1 * listener.something("12")
        0 * _
    }

    def "creates stateful listener registered after broadcaster is created"() {
        def created = Mock(Runnable)
        def listener = Mock(TestListener)

        when:
        def broadcast = listenerManager.getBroadcaster(TestListener)

                    .contextualLabel("is registered as a software type plugin but does not expose a software type")
                    .severity(Severity.ERROR)