*
     * @since 5.1
     */
    Provider<? extends Task> getExecutableFileProducer();

    /**
     * Returns the executable file to produce.
     */
    Provider<RegularFile> getExecutableFile();

    /**
     * Returns the link task for the executable.
     */

    }

    public File getOptionsFile() {
        return optionsFile;
    }

    public void setExecutable(@Nullable String executable) {
        this.executable = executable;
    }

    @Nullable
    public String getExecutable() {
        return executable;
    }

commands:[{
    executable: gradle
    args: "tasks -DtestToolchain=knownVendor"
}, {
    executable: gradle
    args: "tasks -DtestToolchain=matchingVendor"
}, {
    executable: gradle
    args: "tasks -DtestToolchain=matchingImplementation"

commands: [{
    executable: gradle
    args: tasks -q
},{
    execution-subdirectory: modules/number-utils
    executable: gradle
    args: tasks -q
},{
    execution-subdirectory: modules/string-utils
    executable: gradle
    args: tasks -q

commands: [{
    execution-subdirectory: my-app
    executable: gradle
    args: tasks -q
},{
    execution-subdirectory: my-utils
    executable: gradle
    args: tasks -q
},{
    executable: gradle
    args: tasks -q

commands: [{
    execution-subdirectory: include-plugin-build
    executable: gradle
    args: tasks
}, {
    execution-subdirectory: url-verifier-plugin
    executable: gradle
    args: tasks
}, {
    executable: gradle
    args: tasks

commands: [{
    execution-subdirectory: java-gradle-plugin
    executable: gradle
    args: check
},{
    execution-subdirectory: java-gradle-plugin
    executable: gradle
    args: publish
},{
    execution-subdirectory: consumer
    executable: gradle
    args: "hello -PproducerName=java-gradle-plugin -q"
    expected-output-file: hello.out

commands: [{
    execution-subdirectory: java-gradle-plugin
    executable: gradle
    args: check
},{
    execution-subdirectory: java-gradle-plugin
    executable: gradle
    args: publish
},{
    execution-subdirectory: consumer
    executable: gradle
    args: "hello -PproducerName=java-gradle-plugin -q"
    expected-output-file: hello.out

        File executable = commandLocation(command);
        if (executable.isFile()) {
            return executable;
        }

        if (userSupplied) { //then we want to validate strictly
            throw new JavaHomeException(String.format("The supplied javaHome seems to be invalid."
                + " I cannot find the %s executable. Tried location: %s", command, executable.getAbsolutePath()));

commands: [{
    executable: gradle
    args: "-q :listResolvedArtifacts"
    expected-output-file: listResolvedArtifacts.out
},
{
    executable: gradle
    args: "-q :graphResolvedComponents"
    expected-output-file: graphResolvedComponents.out
},
{
    executable: gradle
    args: "-q :graphResolvedComponentsAndFiles"
    expected-output-file: graphResolvedComponentsAndFiles.out