if err != nil {
		b.Fatal(err)
	}

	instances := make([]map[string]interface{}, 0, b.N)
	for i := 0; i < b.N; i++ {
		instances = append(instances, runtime.DeepCopyJSON(obj))
	}

	b.StartTimer()
	for i := 0; i < b.N; i++ {
		Prune(instances[i], schema, true)
	}
}

func BenchmarkDeepCopy(b *testing.B) {
	b.StopTimer()
	b.ReportAllocs()

	var obj map[string]interface{}

	netAllocs uint64
	netBytes  uint64
	// Extra metrics collected by ReportMetric.
	extra map[string]float64
}

// StartTimer starts timing a test. This function is called automatically
// before a benchmark starts, but it can also be used to resume timing after
// a call to [B.StopTimer].
func (b *B) StartTimer() {
	if !b.timerOn {
		runtime.ReadMemStats(&memStats)
		b.startAllocs = memStats.Mallocs

		for i := 0; i < b.N; i++ {
			b.StopTimer()
			ss := makeRandomStructs(N)
			b.StartTimer()
			SortFunc(ss, cmpFunc)
		}
	})
	b.Run("SortStableFunc", func(b *testing.B) {
		cmpFunc := func(a, b *myStruct) int { return a.n - b.n }
		for i := 0; i < b.N; i++ {
			b.StopTimer()
			ss := makeRandomStructs(N)
			b.StartTimer()
			SortStableFunc(ss, cmpFunc)
		}
	})
	b.Run("SortBy", func(b *testing.B) {

	b.ReportAllocs()
	b.StopTimer()
	data := benchdata
	if random {
		data = benchrand
		if data[0] == 0 {
			for i := range data {
				data[i] = byte(rand.Intn(256))
			}
		}
	}
	b.StartTimer()
	b.SetBytes(int64(len(data)))
	for i := 0; i < b.N; i++ {
		New(data)
	}
}

func makeText(name string) ([]byte, error) {
	var data []byte
	switch name {
	case "opticks":
		var err error

	a := make(map[int32]int, n)
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		if len(a) == 0 {
			b.StopTimer()
			for j := i; j < i+n; j++ {
				a[int32(j)] = j
			}
			b.StartTimer()
		}
		delete(a, int32(i))
	}
}

func benchmarkMapAssignInt64(b *testing.B, n int) {
	a := make(map[int64]int)
	for i := 0; i < b.N; i++ {
		a[int64(i&(n-1))] = i
	}
}

        private ResolvedComponentResult deserialize(Decoder decoder) {
            componentSelectorSerializer.reset();
            int valuesRead = 0;
            byte type = -1;
            Timer clock = Time.startTimer();
            try {
                ResolutionResultGraphBuilder builder = new ResolutionResultGraphBuilder();
                Map<Long, ComponentSelector> selectors = new HashMap<>();
                while (true) {

        LOGGER.debug("Starting daemon process: workingDir = {}, daemonArgs: {}", workingDir, args);
        Timer clock = Time.startTimer();
        try {
            GFileUtils.mkdirs(workingDir);

            DaemonOutputConsumer outputConsumer = new DaemonOutputConsumer();

        replaceSocketReceiver { pingRequestCount++ }

        when:
        def build = executer.withTasks("lock").start()
        def timer = Time.startTimer()
        poll(120) {
            assert (build.standardOutput =~ 'Pinged owner at port').count == 3
        }
        receivingLock.close()
        then:
        build.waitForFinish()

        this.onStartCommand = onStartCommand;
        this.onFinishCommand = onFinishCommand;
        this.onCancelCommand = onCancelCommand;
        this.cancelTimeoutMs = cancelTimeoutMs;
        idleTimer = Time.startTimer();
        updateCancellationToken();
    }

    private void setState(State state) {
        this.state = state;
        condition.signalAll();
    }

    DaemonStopState awaitStop() {

        Class<? extends Script> scriptBaseClass, Action<? super ClassNode> verifier
    ) {
        Timer clock = Time.startTimer();
        try {
            deleter.ensureEmptyDirectory(classesDir);
        } catch (IOException ioex) {
            throw new UncheckedIOException(ioex);
        }