<item index="15" class="java.lang.String" itemvalue="org.jspecify.annotations.NonNull" />
        </list>
      </value>
    </option>
  </component>
  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="11" project-jdk-type="JavaSDK" />

    }

    void assertProjectLanguageLevel(String iprFileName, String javaVersion) {
        def project = new XmlSlurper().parse(file(iprFileName))
        def projectRootMngr = project.component.find { it.@name == "ProjectRootManager" }
        assert projectRootMngr
        assert projectRootMngr.@languageLevel == javaVersion
    }

    @Test
    @ToBeFixedForConfigurationCache
    void canAddProjectLibraries() {