captureJavaHome()
        executer.withArgument("-Porg.gradle.java.installations.auto-detect=false")

        expect:
        withInstallations(otherJvm).succeeds("help")
        assertDaemonUsedJvm(otherJvm)
    }

    @Requires(IntegTestPreconditions.JavaHomeWithDifferentVersionAvailable)

        given:
        writeJvmCriteria(Jvm.current())
        captureJavaHome()

        expect:
        succeeds("help")
        assertDaemonUsedJvm(Jvm.current())
        outputContains("Daemon JVM discovery is an incubating feature.")
    }

    @Requires(IntegTestPreconditions.JavaHomeWithDifferentVersionAvailable)

        writeJvmCriteria(otherJdk)
        captureJavaHome()

        when:
        withInstallations(otherJdk).succeeds()

        then:
        assertDaemonUsedJvm(otherJdk)
        wasForked()
        daemons.daemon.stops()
    }

    @Requires(IntegTestPreconditions.JavaHomeWithDifferentVersionAvailable)

import org.gradle.internal.jvm.Jvm
import org.gradle.test.fixtures.file.TestFile

@SelfType(AbstractIntegrationSpec)
trait DaemonJvmPropertiesFixture {
    void assertDaemonUsedJvm(Jvm expectedJvm) {
        assert file("javaHome.txt").text == expectedJvm.javaHome.canonicalPath
    }

    void captureJavaHome() {
        buildFile << """

        given:
        daemonJvmPropertiesFile.touch()
        captureJavaHome()

        expect:
        succeeds("help")
        assertDaemonUsedJvm(Jvm.current())
    }

    def "Given non-integer toolchain version When execute any task Then fails with expected exception message"() {
        given: