private Class<?> plugin1Class = classLoader.parseClass("""
        import org.gradle.api.Plugin
        import org.gradle.api.Project
        class TestPlugin1 implements Plugin<Project> {
          void apply(Project project) {}
        }
    """)

    private Class<?> plugin2Class = classLoader.parseClass("""
        import org.gradle.api.Plugin
        import org.gradle.api.Project

        def parentTask = groovyClassLoader.parseClass """
            class ParentTask extends org.gradle.api.DefaultTask {
                @$parentAnnotation.name Object getValue() { null }
            }
        """

        def childTask = groovyClassLoader.parseClass """
            class ChildTask extends ParentTask {

        def cause = new RuntimeException("nested")
        def sourceExceptionType = source.parseClass(
                "package org.gradle; public class TestException extends RuntimeException { public TestException(String msg, Throwable cause) { super(msg, cause); } }")
        def destExceptionType = dest.parseClass(

    def setup() {
        rulesClass = classLoader.parseClass("""
            class Rules extends org.gradle.model.RuleSource {

            }
        """)

        hybridClass = classLoader.parseClass("""
            import org.gradle.api.Plugin
            import org.gradle.api.Project

            class Hybrid implements Plugin<Project> {

    def "handles invalid implementation classloader"() {
        given:
        buildScript """
            def classLoader = new GroovyClassLoader(this.class.classLoader)
            def clazz = classLoader.parseClass(\"\"\"${customTaskImpl()}\"\"\")
            task customTask(type: clazz){
                input1 = 'foo'
                input2 = 'bar'
            }
        """

        when:

        configuration.setBytecodePostprocessor { String name, byte[] original ->
            bytes = original
        }
        def gcl = new GroovyClassLoader(this.class.classLoader, configuration)
        gcl.parseClass(classBody)
        def jos = new JarOutputStream(jar.newOutputStream())
        jos.putNextEntry(new JarEntry("Foo.class"))
        jos.write(bytes)
        jos.closeEntry()
        jos.close()
        jar

    def "task loaded with custom classloader fails the build"() {
        file("input.txt").text = "data"
        buildFile << """
            def CustomTask = new GroovyClassLoader(getClass().getClassLoader()).parseClass '''
                import org.gradle.api.*
                import org.gradle.api.tasks.*

                class CustomTask extends DefaultTask {
                    @InputFile File input

        GroovyCodeSource codeSource = new GroovyCodeSource(scriptText == null ? "" : scriptText, scriptName, "/groovy/script");
        try {
            try {
                groovyClassLoader.parseClass(codeSource, false);
            } catch (MultipleCompilationErrorsException e) {
                wrapCompilationFailure(source, e);
            } catch (CompilationFailedException e) {

        !fromFirstExtraction.is(fromSecondExtraction)
    }

    def "cache does not hold strong references"() {
        given:
        def cl = new GroovyClassLoader(getClass().classLoader)
        def source = cl.parseClass('''
            import org.gradle.model.*

            class Rules extends RuleSource {
                @Mutate
                void mutate(String value) {
                }
            }
        ''')

                @TaskAction action() {
                    bean.output.text = bean.input.text
                }
            }

            def NestedBean = new GroovyClassLoader(getClass().getClassLoader()).parseClass '''
                import org.gradle.api.tasks.*

                class NestedBean {
                    @InputFile @PathSensitive(PathSensitivity.NONE) File input
                    @OutputFile File output