if (src != null) {
            if (sourceDominant || target.getTestOutputDirectory() == null) {
                target.setTestOutputDirectory(src);
                target.setLocation("testOutputDirectory", source.getLocation("testOutputDirectory"));
            }
        }
    }

    protected void mergeBuild_Extensions(
            Build target, Build source, boolean sourceDominant, Map<Object, Object> context) {

            The default value is {@code target/classes}.
          </description>
          <type>String</type>
        </field>
        <field>
          <name>testOutputDirectory</name>
          <version>4.0.0+</version>
          <description>
            The directory where compiled test classes are placed.
            The default value is {@code target/test-classes}.