}

    def "transformed classpath can be appended to another transformed"() {
        given:
        TransformedClassPath transformed1 = transformedClassPath("1.jar": "t1.jar")
        TransformedClassPath transformed2 = transformedClassPath("2.jar": "t2.jar")

        when:
        def combined = transformed1 + transformed2

        then:

        createFile(new File(cachesDir, "transforms-1/first/transformed/file"))
        createFile(new File(cachesDir, "transforms-1/first/metadata.bin"))
        createFile(new File(cachesDir, "transforms-1/first/transformed/instrumented/file"))
        createFile(new File(cachesDir, "transforms-1/second/transformed/original/file"))
        createFile(new File(cachesDir, "transforms-2/first/transformed/instrumented/file"))

package org.gradle.internal;

/**
 * Equivalent to {@code Transformer}, but does not declare nullability due to Java 6 restrictions.
 *
 * <p>A {@code Transformer} transforms objects of type.</p>
 *
 * <p>Implementations are free to return new objects or mutate the incoming value.</p>
 *
 * @param <OUT> The type the value is transformed to.
 * @param <IN> The type of the value to be transformed.
 */
public interface InternalTransformer<OUT, IN> {

                        return project.getConfigurations().create("transformed", transformed -> {
                            transformed.setCanBeConsumed(false);
                            transformed.setCanBeResolved(true);
                            transformed.extendsFrom(base);

                            transformed.getAttributes().attribute(ARTIFACT_TYPE_ATTRIBUTE, TXT_TYPE);
                        });

        }

        def transformed = jar(testDir.file("transformed.jar")) {
            manifest {
                multiRelease()
            }

            entry("Foo.class", INSTRUMENTED_CLASS)
            entry(MarkerResource.RESOURCE_NAME, MarkerResource.TRANSFORMED.asBytes())
        }

        TransformedClassPath cp = classPath((original): transformed)

        expect:

     * @param action the action to add
     */
    public void addAction(Action<? super T> action) {
        actions.add(action);
    }

    /**
     * Transforms a property list object. This will modify the
     * original.
     * @param original the property list to transform
     * @return the transformed property list
     */
    @Override

        output.count("Transformed") == 2
        isTransformed("lib1.jar", "lib1.jar.value")
        isTransformed("lib2.jar", "lib2.jar.value")

        when:
        succeeds ":util:resolve", ":app:resolve"

        then:
        output.count("files 1: [lib1.jar.value, lib2.jar.value]") == 2

        output.count("Transformed") == 0

        where:
        type           | value

        then:
        result == transformed

        1 * attributeMatcher.matches(_, _, _) >> Collections.emptyList()
        1 * consumerProvidedVariantFinder.findTransformedVariants(variants, requestedAttributes) >> transformedVariants
        1 * factory.asTransformed(variant, transformedVariants[0].getTransformedVariantDefinition(), dependenciesResolverFactory, transformedVariantFactory) >> transformed
        0 * attributeMatcher._
    }

         *
         * @param original the original JAR or classes directory
         * @param transformed the transformed JAR or classes directory
         * @return this builder
         */
        public Builder add(File original, File transformed) {
            originals.add(original);
            if (!original.equals(transformed)) {

                    Files.exists(transformedDir.resolve("transformed/${INSTRUMENTATION_CLASSPATH_MARKER.fileName}")) ||
                    Files.exists(transformedDir.resolve("transformed/$ANALYSIS_OUTPUT_DIR/${INSTRUMENTATION_CLASSPATH_MARKER.fileName}")) ||