TestBuilder builder = new TestBuilder()
        doFirst { outputRoot().delete() }
        perSnippet builder.&handleSnippet
        doLast builder.&checkUnconverted
        doLast builder.&finishLastTest
    }

    /**
     * Root directory containing all the files generated by this task. It is
     * contained within testRoot.
     */
    File outputRoot() {
        return new File(testRoot.get().asFile, '/rest-api-spec/test')