}
            project(':shuffle') {
                apply plugin: 'cpp-library'
            }
        """
        app.deck.writeToProject(file("deck"))
        app.card.writeToProject(file("card"))
        app.shuffle.writeToProject(file("shuffle"))
        app.main.writeToProject(file("app"))

        expect:
        succeeds ":app:assemble"

            }
            project(':lib3') {
                apply plugin: 'cpp-library'
            }
"""
        app.deck.writeToProject(file("lib1"))
        app.card.writeToProject(file("lib2"))
        app.shuffle.writeToProject(file("lib3"))

        expect:
        succeeds tasks(':lib1').debug.assemble

            }
        """

        app.application.writeToProject(testDirectory)
        app.greeter.writeToProject(file('hello'))
        app.logger.writeToProject(file('log'))

        def test = new SwiftXCTestWithDepAndCustomXCTestSuite('bundle', 'Main','XCTAssert(main() == 0)', ['App'] as String[], [] as String[])
        test.writeToProject(testDirectory)

        when:
        succeeds 'test'

                }
            }
            project(':log') {
                apply plugin: 'swift-library'
            }
"""
        app.library.writeToProject(file("hello"))
        app.logLibrary.writeToProject(file("log"))
        app.application.writeToProject(file("app"))

        expect:
        succeeds ":app:assemble"

        componentUnderTest.writeToProject(testDirectory)

        and:
        buildFile << configureTargetMachines("machines.os('some-other-family')")

        expect:
        succeeds "help"
    }

    def "fails configuration when no target machine is configured"() {
        given:
        makeSingleProject()
        componentUnderTest.writeToProject(testDirectory)

        and:

        given:
        def outputs = new CompilationOutputsFixture(file("build/obj/main/debug"), [".o"])
        def app = new SwiftApp()
        settingsFile << "rootProject.name = 'app'"
        app.writeToProject(testDirectory)
        def main = file("src/main/swift/main.swift").makeOlder()

        buildFile << """
            apply plugin: 'swift-application'
         """

            project(':cppGreeter') {
                apply plugin: 'cpp-library'
            }
        """
        swiftGreeter.writeToProject(file("hello"))
        cppGreeter.asLib().writeToProject(file("cppGreeter"))
        sumLibrary.writeToProject(file("app"))
        app.writeToProject(file("app"))

        when:
        succeeds("xcode")

        then:

                    }
                }
            }
        """
        swiftGreeter.writeToProject(file("greeter"))
        app.writeToProject(file("app"))
        sumLibrary.writeToProject(file("app"))
        cppGreeter.asLib().writeToProject(file("cppGreeter"))

        expect:
        succeeds ":app:assemble"
        result.assertTasksExecuted(

                }
            }
            project(':log') {
                apply plugin: 'swift-library'
            }
"""
        app.library.writeToProject(file("hello"))
        app.logLibrary.writeToProject(file("log"))

        expect:
        succeeds ":hello:assemble"

        given:
        buildTestFixture.withBuildInSubDir()
        singleProjectBuild("greeter") {
            buildFile << """
                apply plugin: 'swift-library'
            """
            fixture.library.writeToProject(it)
        }
        def commit = repo.commit('initial commit')

        and:
        settingsFile << """
            sourceControl {
                vcsMappings {