class JreJavaHomeGroovyIntegrationTest extends AbstractIntegrationSpec {

    @Requires(IntegTestPreconditions.BestJreAvailable)
    def "groovy java cross compilation works in forking mode = #forkMode when JAVA_HOME is set to JRE"() {
        given:
        def jreJavaHome = AvailableJavaHomes.bestJre
        writeJavaTestSource("src/main/groovy")
        writeGroovyTestSource("src/main/groovy")
        file('build.gradle') << """

export SEARCH_ENGINE_HOME
export SEARCH_ENGINE_HTTP_URL
export FESS_JAVA_OPTS
export JAVA_HOME

lockfile=/var/lock/subsys/$prog

# backwards compatibility for old config sysconfig files, pre 0.90.1
if [ -n $USER ] && [ -z $FESS_USER ] ; then 
   FESS_USER=$USER
fi

checkJava() {
    if [ -x "$JAVA_HOME/bin/java" ]; then
        JAVA="$JAVA_HOME/bin/java"
    else
        JAVA=`which java`
    fi

         <vendor>sun</vendor>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>
  <toolchain>
     <type>jdk</type>
     <provides>
         <version>1.6</version>
         <vendor>sun</vendor>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>

     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
        <toolsJar>lib/tools.jar</toolsJar>
     </configuration>
  </toolchain>
  <toolchain>
     <type>jdk</type>
     <provides>
         <version>1.6</version>
         <vendor>sun</vendor>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
        <toolsJar>lib/classes.jar</toolsJar>

     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>
  <toolchain>
     <type>jdk</type>
     <provides>
         <version>1.7</version>
         <vendor>ibm</vendor>
         <id>ibm_17</id>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>

            gradle.startParameter.showStacktrace = ShowStacktrace.ALWAYS_FULL
            Properties gatherEnvironment() {
                Properties properties = new Properties()
                properties.JAVA_HOME = String.valueOf(System.getenv('JAVA_HOME'))
                properties.GRADLE_USER_HOME = String.valueOf(gradle.gradleUserHomeDir.absolutePath)
                properties.GRADLE_OPTS = String.valueOf(System.getenv('GRADLE_OPTS'))

            <exclude>**/Test*.java</exclude>
          </excludes>
          <systemProperties>
            <property>
              <name>JAVA_HOME</name>
              <value>${JAVA_HOME}</value>
            </property>
            <property>
              <name>M2_HOME</name>
              <value>${M2_HOME}</value>
            </property>
          </systemProperties>

        stage('Build / Unit Test') {
            String jdkName = jenkinsEnv.jdkFromVersion(buildOs, buildJdk)
            String mvnName = jenkinsEnv.mvnFromVersion(buildOs, buildMvn)
            try {
                withEnv(["JAVA_HOME=${ tool "$jdkName" }",
                         "PATH+MAVEN=${ tool "$jdkName" }/bin:${tool "$mvnName"}/bin",
                         "MAVEN_OPTS=-Xms2g -Xmx4g -Djava.awt.headless=true"]) {                   

elif [ -r "$FESS_INCLUDE" ]; then
    . "$FESS_INCLUDE"
fi

if [ -x "$JAVA_HOME/bin/java" ]; then
    JAVA="$JAVA_HOME/bin/java"
else
    JAVA=`which java`
fi

if [ ! -x "$JAVA" ]; then
    echo "Could not find any executable java binary. Please install java in your PATH or set JAVA_HOME"
    exit 1
fi

if [ -z "$FESS_CLASSPATH" ]; then
    echo "You must set the FESS_CLASSPATH var" >&2

        when:
        def directories = supplier.get()

        then:
        directories.size() == 1
        directories[0].location == expectedJavaHome
        directories[0].source == "MacOS java_home"
    }

    def "supplies multiple installations for multiple paths"() {
        given:
        def supplier = new OsXInstallationSupplier(OperatingSystem.MAC_OS, osxJavaHomeCommand)