}

    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:

 */
package org.gradle.api;

/**
 * <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 Transformer<OUT extends @org.jetbrains.annotations.Nullable Object, IN> {
    /**

        createFile(new File(cachesDir, "8.7-rc-4/transforms/first/transformed/instrumented/file"))
        createFile(new File(cachesDir, "8.7-rc-4/transforms/second/transformed/original/file"))
        createFile(new File(cachesDir, "8.8/transforms/first/transformed/instrumented/file"))
        createFile(new File(cachesDir, "8.8/transforms/first/transformed/original/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> {

type Transformer interface {
	// Transform writes to dst the transformed bytes read from src, and
	// returns the number of dst bytes written and src bytes read. The
	// atEOF argument tells whether src represents the last bytes of the
	// input.
	//
	// Callers should always process the nDst bytes produced and account
	// for the nSrc bytes consumed before considering the error err.
	//

        output.count("Transformed") == 8
        isTransformed("lib1.jar", "lib1.jar.size")
        isTransformed("lib2.jar", "lib2.jar.size")
        isTransformed("lib3.jar", "lib3.jar.size")
        isTransformed("lib4-1.0.jar", "lib4-1.0.jar.size")
        isTransformed("lib1.jar", "lib1.jar.hash")
        isTransformed("lib2.jar", "lib2.jar.hash")
        isTransformed("lib3.jar", "lib3.jar.hash")

    String ROLE = ArtifactTransformation.class.getName();

    /**
     * Take in an artifact and return the transformed artifact for locating in the remote repository. If no
     * transformation has occurred the original artifact is returned.
     *
     * @param artifact           Artifact to be transformed.
     * @param request the repositories to check
     */

    String ROLE = ArtifactTransformationManager.class.getName();

    /**
     * Take in an artifact and return the transformed artifact for locating in the remote repository. If no
     * transformation has occurred the original artifact is returned.
     *
     * @param artifact           Artifact to be transformed.
     * @param request the repositories to check
     */

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

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

        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._
    }