final outputDir = temporaryFolder.file("output-dir")
    final outputDirFile = outputDir.file("some-file")
    final outputDirFile2 = outputDir.file("some-file-2")
    final emptyOutputDir = temporaryFolder.file("empty-output-dir")
    final missingOutputFile = temporaryFolder.file("missing-output-file")
    final missingOutputDir = temporaryFolder.file("missing-output-dir")

        }

        void setOutputDirName(String outputDirName) {
            executer.withArgument("-D${projectName}DirName=${outputDirName}")
        }

        void emptyOutputDir() {
            executer.withArgument("-D${projectName}EmptyDir")
        }

        void setOutputFileContent(String textToWrite) {
            executer.withArgument("-D${projectName}Content=${textToWrite}")

                    output.text = input.name + ".green"
                }
            }
        """

        when:
        withProjectConfig("b") {
            emptyOutputDir()
        }
        run(":a:resolve")

        then:
        result.assertTasksNotSkipped(":b:producer", ":a:resolve")
        transformed("b-dir")
        outputContains("result = [b-dir.green]")