file('other-build/build.gradle') << """
            tasks.register('doSomething') {
                doLast {
                    println 'do something'
                }
            }
        """

        when:
        executeTaskViaGradleProjectLaunchable("doSomething")

        then:
        assertHasBuildSuccessfulLogging()
        outputContains("do something")
    }

                abstract DirectoryProperty getSources()

                @OutputFile
                abstract RegularFileProperty getOutputFile()

                @TaskAction
                void doSomething() {
                    outputFile.get().asFile.text = "executed"
                }
            }

            tasks.register("taskWithInputs", TaskWithInputs) {
                sources.set(file("inputDir"))

                File outputFile

                @Optional
                @OutputFile
                File secondaryOutputFile

                @TaskAction
                void doSomething() {
                    outputFile.text = inputFile.text
                    if (secondaryOutputFile != null) {
                        secondaryOutputFile.text = "secondary"
                    }
                }

            import ${FileCollectionFactory.name}

            class CustomTask extends DefaultTask {
                @Optional @$annotation.simpleName input
                @TaskAction void doSomething() {
                    def fileCollectionFactory = services.get(FileCollectionFactory)
                    GetInputFilesVisitor visitor = new GetInputFilesVisitor("ownerName", fileCollectionFactory)

                File outputFile

                public TaskWithInputs() {
                    sources = project.files()
                }

                @TaskAction
                void doSomething() {
                    outputFile.withWriter { writer ->
                        sources.each { writer.println it }
                    }
                }
            }
        """
    }

                abstract Property<String> getInput()

                @OutputFile
                abstract RegularFileProperty getOutput()

                @TaskAction
                void doSomething() {
                    output.get().asFile.text = input.get()
                }
            }

            task invalid(type: InvalidTask) {
                input = "invalid"

                @OutputFiles
                FileCollection getOutputFiles() {
                    throw new RuntimeException('BOOM!')
                }

                @TaskAction
                void doSomething() {
                    println "Executing broken task..."
                }
            }

            task brokenTask(type: BrokenTask)
            aPing.finalizedBy brokenTask
        """

      tester.testConstructor(constructor);
    }
  }

  private interface Foo<T> {
    void doSomething(T bar, Integer baz);
  }

  private static class StringFoo implements Foo<String> {

    @Override
    public void doSomething(String bar, Integer baz) {
      checkNotNull(bar);
      checkNotNull(baz);
    }
  }

  public void testBridgeMethodIgnored() {

                public Foo() {
                    getInputs().property("a", null).optional(true);
                }

                @TaskAction
                public void doSomething() {}
            }
        """

        buildFile << """
            task foo(type: Foo)
        """

        expect:
        succeeds "foo"
    }

            class CheckDeps extends DefaultTask {
                @InputFiles
                final ConfigurableFileCollection input = project.objects.fileCollection()

                @TaskAction
                void doSomething() {
                    println input.files.name
                }
            }
        """

        when:
        lib.pom.expectGet()
        lib.artifact.expectGet()

        then: