node [style=filled, fillcolor="#cfe2f3"]
  rankdir=LR

  compileDebugCpp -> linkDebug -> assembleDebug -> assemble -> build [dir=back]
  check -> build [dir=back]
  compileReleaseCpp -> linkRelease -> assembleRelease [dir=back]
  clean

  // Ensure ordering
  compileDebugCpp -> compileReleaseCpp -> clean [style=invis]
  {rank=same compileDebugCpp compileReleaseCpp clean}

  assemble -> empty1 -> empty2 -> check [style=invis]

        project.evaluate()

        then:
        def compileDebugCpp = project.tasks.compileDebugCpp
        compileDebugCpp instanceof CppCompile
        compileDebugCpp.includes.files.first() == project.file("src/main/headers")
        compileDebugCpp.source.files == [src] as Set
        compileDebugCpp.objectFileDir.get().asFile == projectDir.file("build/obj/main/debug")
        compileDebugCpp.debuggable
        !compileDebugCpp.optimized

  compileDebugCpp -> linkTest [dir=back]
  assemble -> build [dir=back]
  tripleDots -> assemble [dir=back]
  clean

  compileDebugCpp [style="dashed,filled", fillcolor=grey]
  tripleDots [style="dashed,filled", fillcolor=grey, label="..."]

  // Ensure ordering
  compileTestCpp -> compileDebugCpp -> clean [style=invis]
  {rank=same compileDebugCpp compileTestCpp clean}

        return [":compileDebug${variant.capitalize()}Cpp", ":createDebug${variant.capitalize()}"]
    }

    @Override
    protected String getDevelopmentBinaryCompileTask() {
        return ":compileDebugCpp"
    }

    @Override
    protected SourceElement getComponentUnderTest() {
        return new CppLib()
    }

    @ToBeFixedForConfigurationCache

        then:
        def compileDebugCpp = project.tasks.compileDebugCpp
        compileDebugCpp instanceof CppCompile
        compileDebugCpp.includes.files.take(2) as List == [publicHeaders, privateHeaders]
        compileDebugCpp.source.files as List == [src]
        compileDebugCpp.objectFileDir.get().asFile == projectDir.file("build/obj/main/debug")
        compileDebugCpp.debuggable
        !compileDebugCpp.optimized

  node [style=filled, fillcolor="#cfe2f3"]
  rankdir=LR

  compileDebugCpp -> linkDebug -> assemble -> build [dir=back]
  linkDebug -> assembleDebug [dir=back]
  check -> build [dir=back]
  compileReleaseCpp -> linkRelease -> assembleRelease [dir=back]
  clean

  // Ensure ordering
  compileDebugCpp -> compileReleaseCpp -> clean [style=invis]
  {rank=same compileDebugCpp compileReleaseCpp clean}

  node [style=filled, fillcolor="#cfe2f3"]
  rankdir=LR

  compileDebugCpp -> createDebug -> assembleDebug -> assemble -> build [dir=back]
  check -> build [dir=back]
  compileReleaseCpp -> createRelease -> assembleRelease [dir=back]
  clean

  // Ensure ordering
  compileDebugCpp -> compileReleaseCpp -> clean [style=invis]
  {rank=same compileDebugCpp compileReleaseCpp clean}

  assemble -> empty1 -> empty2 -> check [style=invis]

        return [":compileDebug${variant.capitalize()}Cpp", ":linkDebug${variant.capitalize()}"]
    }

    @Override
    protected String getDevelopmentBinaryCompileTask() {
        return ":compileDebugCpp"
    }

    @Override
    protected SourceElement getComponentUnderTest() {
        return new CppLib()
    }

    @ToBeFixedForConfigurationCache

        buildFile << """
            plugins { id 'cpp-application' }
            task sysHeaders {
                doLast {
                    def out = file("${outputFile.toURI()}")
                    out.text = tasks.compileDebugCpp.systemIncludes.join('\\n')
                }
            }
        """

        when:
        //TODO this fails in CI (for unknown reasons) with project access checks based on configuration barrier

"""
    }

    @Override
    protected String getProductionComponentDsl() {
        return "library"
    }

    @Override
    protected List<String> getRunTestTasks() {
        return [":compileDebugCpp", ":compileTestCpp", ":linkTest", ":installTest", ":runTest"]
    }

    @Override
    protected List<String> getLibDebugTasks() {
        return [":lib:compileDebugCpp", ":lib:linkDebug"]
    }