*
     * @since 4.7
     */
    @Deprecated
    public void setTestResourceDirs(Set<File> testResourceDirs) {
        this.testResourceDirs = testResourceDirs;
    }

    /**
     * The complete and up-to-date collection of test resource directories.
     *

                <td><literal>[]</literal></td>
                <td>resource dirs from <literal>project.sourceSets.main.resources</literal></td>
            </tr>
            <tr>
                <td>testResourceDirs</td>
                <td><literal>[]</literal></td>
                <td>resource dirs from <literal>project.sourceSets.test.resources</literal></td>
            </tr>
            <tr>
                <td>testSources</td>

                return resourceDirs;
            }
        });
        Set<File> testResourceDirs = new LinkedHashSet<>();
        conventionMapping.map("testResourceDirs", new Callable<Set<File>>() {
            @Override
            public Set<File> call() throws Exception {
                return testResourceDirs;
            }
        });
        Set<File> excludeDirs = new LinkedHashSet<>();

==== IdeaModule API Cleanup

The deprecated `testSourceDirs` and `testResourceDirs` properties of the `IdeaModule` type have been removed.
This affects the `org.gradle.plugins.ide.idea.model.IdeaModule` type, not the `org.gradle.tooling.model.idea.IdeaModule` type.