testFile("build.gradle").writelns("new BuildClass()");
        inTestDirectory().withTasks("help").run();
    }

    @Test
    public void canExtendTheDefaultBuildForBuildSrcProject() {
        ArtifactBuilder builder = artifactBuilder();
        builder.sourceFile("org/gradle/test/DepClass.java").writelns(
                "package org.gradle.test;",