SourceFolder folder = createSourceFolder(testSourceSets, provideRelativePath, sourceSetOutputPaths, sourceSetUsages, sourceSet, tree, dir);
                    entries.add(folder);
                }
            }
        }
        return entries.build();
    }

    private final SetProperty<SourceSet> testSourceSets;
    private final SetProperty<Configuration> testConfigurations;

    @Inject
    public EclipseClasspath(org.gradle.api.Project project) {
        this.project = project;
        this.containsTestFixtures = project.getObjects().property(Boolean.class).convention(false);
        this.testSourceSets = project.getObjects().setProperty(SourceSet.class);

        }

        @Override
        public void execute(Project project) {
            DependencyHandler dependencies = project.getDependencies();
            Set<SourceSet> testSourceSets = extension.getTestSourceSets();
            project.getNormalization().getRuntimeClasspath().ignore(PluginUnderTestMetadata.METADATA_FILE_NAME);

            project.getTasks().withType(Test.class).configureEach(test -> {

                // Override native libs dir for the test executor
                systemProperty("$NATIVE_DIR_OVERRIDE", "${nativeDirOverride}")
            }

            gradlePlugin.testSourceSets.add(sourceSets["functionalTest"])
        """)
        file("src/functionalTest/groovy/TestkitTestPluginFunctionalTest.groovy") << """
            import spock.lang.Specification
            import spock.lang.TempDir