return visitor.files;
    }

    @Override
    @Deprecated
    public Set<File> getFiles(Spec<? super Dependency> dependencySpec) {
        DeprecationLogger.deprecateMethod(LenientConfiguration.class, "getFiles(Spec)")
            .withAdvice("Use a lenient ArtifactView with a componentFilter instead.")
            .willBeRemovedInGradle9()

        then:
        0 * taskProvider._

        when:
        artifact.file

        then:
        1 * taskProvider.get() >> task
        1 * task.getOutputs() >> outputs
        1 * outputs.getFiles() >> fileCollection
        1 * fileCollection.getSingleFile() >> Stub(File)
        0 * _
    }

    def "fails resolving lazy MavenArtifact for Provider<Task> notation when task has a multiple output files"() {

        File javaExecutable = getJavaLauncher().get().getExecutablePath().getAsFile();
        DefaultScalaJavaJointCompileSpec spec = new DefaultScalaJavaJointCompileSpec(javaExecutable);
        spec.setSourceFiles(getSource().getFiles());
        spec.setDestinationDir(getDestinationDirectory().getAsFile().get());
        spec.setWorkingDir(getProjectLayout().getProjectDirectory().getAsFile());
        spec.setTempDir(getTemporaryDir());

            @Override
            public List<SourceFile> getBeforeFiles() {
                return element.getFiles();
            }

            @Override
            public List<SourceFile> getAfterFiles() {
                return element.getFiles();
            }
        };
    }

    /**

                        }
                        moduleMap.getPublicHeaderPaths().add(artifact.getFile().getAbsolutePath());
                    }
                    // TODO Change this to only add SWIFT_API artifacts and instead parse modulemaps to discover compile task inputs
                    result.add(artifact.getFile());
                }

                if (!moduleMaps.isEmpty()) {

        for (SourceFile sourceFile : getFiles()) {
            sourceFile.writeToDir(srcDir);
        }
    }

    /**
     * Writes the source files of this element to the given source directory.
     */
    public void writeToSourceDir(TestFile sourceDir) {
        for (SourceFile sourceFile : getFiles()) {
            sourceFile.writeToFile(sourceDir.file(sourceFile.getName()));
        }

                addClasspathFor(configuration.getRuleClass(), classpath);
            }
        }
        classpath.addAll(additionalJapicmpClasspath.getFiles());
        return classpath;
    }

    private JapiCmpWorkerConfiguration calculateWorkerConfiguration(List<JApiCmpWorkerAction.Archive> baseline, List<JApiCmpWorkerAction.Archive> current) {

                    grammarFiles.add(fileChange.getFile());
                }
            }
            if (rebuildRequired) {
                try {
                    getDeleter().ensureEmptyDirectory(outputDirectory);
                } catch (IOException ex) {
                    throw new UncheckedIOException(ex);
                }
                grammarFiles.addAll(stableSources.getFiles());
            }
        } else {

        """)
    }

    @Override
    String getExpectedOutput() {
        return greeter.expectedOutput + sum.sum(5, 7)
    }

    @Override
    List<SourceFile> getFiles() {
        return super.getFiles() + sum.getFiles()
    }

    }

    @Override
    public Set<File> getFiles() throws ResolveException {
        ResolvedFilesCollectingVisitor visitor = new ResolvedFilesCollectingVisitor();
        visitedArtifacts.select(configuration.getImplicitSelectionSpec()).visitArtifacts(visitor, false);
        resolutionHost.rethrowFailure("files", visitor.getFailures());
        return visitor.getFiles();
    }

    @Override
    @Deprecated