def e = thrown WorkValidationException
        validateException(task, e, cannotCreateParentDirectories {
            property('outputFile')
                .file(task.outputFile)
                .ancestorIsNotDirectory(task.outputFile.parentFile)
                .includeLink()
        })
    }

    def validationActionFailsWhenSpecifiedOutputFilesParentIsAFile() {
        given:

            this
        }

        CannotWriteToDir isNotDirectory() {
            this.reason = "is not a directory"
            this
        }

        CannotWriteToDir ancestorIsNotDirectory(File ancestor) {
            this.problemDir = ancestor
            this.reason = "ancestor '$ancestor' is not a directory"
            this
        }
    }