project.configure([], "1.6", new IdeaLanguageLevel("JDK_1_5"), JavaVersion.VERSION_1_8, [], libraries, '')

        then:
        project.projectLibraries as List == libraries
    }

    def "project vcs is set"() {
        when:
        project.load(customProjectReader)
        project.configure([], "1.6", new IdeaLanguageLevel("JDK_1_5"), JavaVersion.VERSION_1_8, [], [], 'Git')

        then:

        this.level = level;
    }

    public boolean isJDK_1_4() {
        return "JDK_1_4".equals(level);
    }

    public boolean isJDK_1_5() {
        return "JDK_1_5".equals(level);
    }

    public boolean isJDK_1_6() {
        return "JDK_1_6".equals(level);
    }

    public boolean isJDK_1_7() {
        return "JDK_1_7".equals(level);
    }

        expect:
        new IdeaLanguageLevel(JavaVersion.VERSION_1_3).level == "JDK_1_3"
        new IdeaLanguageLevel(JavaVersion.VERSION_1_4).level == "JDK_1_4"
        new IdeaLanguageLevel(JavaVersion.VERSION_1_5).level == "JDK_1_5"
        new IdeaLanguageLevel(JavaVersion.VERSION_1_6).level == "JDK_1_6"
        new IdeaLanguageLevel(JavaVersion.VERSION_1_7).level == "JDK_1_7"
    }

    def "allows arbitrary language level in IDEA's format"() {

      <module fileurl="file://$PROJECT_DIR$/../a child project/a_child.iml" filepath="$PROJECT_DIR$/../a child project/a_child.iml"/>
    </modules>
  </component>
  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_5" assert-keyword="true" jdk-15="true" project-jdk-type="JavaSDK" assert-jdk-15="true" project-jdk-name="1.7">
    <output url="file://$PROJECT_DIR$/out"/>
  </component>
  <component name="SvnBranchConfigurationManager">

        <option name="OPEN_IN_BROWSER" value="true"/>
    </component>
    <component name="ProjectModuleManager">
    </component>
    <component name="ProjectRootManager" version="2" languageLevel="JDK_1_5" assert-keyword="true" jdk-15="true"
               project-jdk-type="JavaSDK">
        <output url="file://$PROJECT_DIR$/out"/>
    </component>
    <component name="SvnBranchConfigurationManager">

    <modules>
      <module fileurl="file://$PROJECT_DIR$/root.iml" filepath="$PROJECT_DIR$/root.iml"/>
    </modules>
  </component>
  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_5" assert-keyword="true" jdk-15="true" project-jdk-type="JavaSDK" assert-jdk-15="true" project-jdk-name="1.5">
    <output url="file://$PROJECT_DIR$/out"/>
  </component>
  <component name="VcsDirectoryMappings">

        succeeds "idea"

        then:
        ipr.languageLevel == "JDK_1_8"
        iml('root').languageLevel == "JDK_1_6"
        iml("child1").languageLevel == "JDK_1_7"
        iml("child2").languageLevel == "JDK_1_5"
        iml("child3").languageLevel == null
    }

    @ToBeFixedForConfigurationCache
    void "use project language level not source language level and target bytecode level when explicitly set"() {
        given:

idea.project {
  languageLevel = '1.5'
  jdkName = '1.6'
}
"""

        when:
        IdeaProject project = loadToolingModel(IdeaProject)

        then:
        project.languageLevel.level == "JDK_1_5"
        project.jdkName == '1.6'
    }

    def "provides all modules"() {

        file('build.gradle').text = '''
subprojects {
    apply plugin: 'java'
}
'''

        this.languageLevel = languageLevel;
    }

    /**
     * Sets the java language level for the project.
     * Pass a valid Java version number (e.g. '1.5') or IDEA language level (e.g. 'JDK_1_5').
     * <p>
     * See the examples in the docs for {@link IdeaProject}.
     * <p>
     * When explicitly set in the build script, this setting overrides any calculated values for Idea project
     * and Idea module.