Golang B.Skip方法代码示例

func BenchmarkCacheComplete(b *testing.B) {
	b.StopTimer()

	paths := DefaultPaths()
	if len(paths) == 0 {
		b.Skip("No default paths available")
	}

	tests := []string{"mscorlib.dll", "System.dll"}

	c := Cache{paths: paths}
	for _, test := range tests {
		if _, err := c.Load(test); err != nil {
			b.Error(err)
		}
	}

	tests2 := []content.Type{
		content.Type{Name: content.FullyQualifiedName{Absolute: "net://type/System.String"}},
	}
	b.StartTimer()
	for i := 0; i < b.N; i++ {
		for _, test := range tests2 {
			if _, err := c.Complete(&test); err != nil {
				b.Error(err)
			}
		}
	}
}

func Benchmark_Proto_Binary(b *testing.B) {
	b.Skip()
	srv := &binaryTestServer{&baseTestServer{}}
	port, err := srv.listen()
	assert.NoError(b, err)
	srv.start()
	defer srv.Stop()

	client, err := rpc.Dial("tcp", fmt.Sprintf("127.0.0.1:%d", port))
	assert.NoError(b, err)
	defer client.Close()

	b.Log(port)

	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		b.StartTimer()
		var res TestMessage
		req := TestMessage{
			"12345678910",
			[]byte("mama myla ramu"),
		}
		err = client.Call("ServiceFixture.Ping", &req, &res)
		b.StopTimer()
		assert.NoError(b, err)
		assert.Equal(b, req, res)
		b.SetBytes(int64(len(req.Data) * 2))
	}
}

func Benchmark_Proto_HTTP_Large(b *testing.B) {
	b.Skip()
	srv := &httpTestServer{&baseTestServer{}}
	port, err := srv.listen()
	assert.NoError(b, err)
	srv.start()
	defer srv.Stop()

	client, err := rpc.DialHTTPPath("tcp",
		fmt.Sprintf("127.0.0.1:%d", port), "/v1/rpc")
	assert.NoError(b, err)
	defer client.Close()

	b.Log(port, b.N)

	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		b.StartTimer()
		var res TestMessage
		req := TestMessage{
			fmt.Sprintf("%d", i),
			[]byte(strings.Repeat("0", 1024*1024)),
		}
		err = client.Call("ServiceFixture.Ping", &req, &res)
		b.StopTimer()
		assert.NoError(b, err)
		assert.Equal(b, req, res)
		b.SetBytes(int64(len(req.Data) * 2))
	}
}

func bench(b *testing.B, size int, algo func(Interface), name string) {
	if stringspkg.HasSuffix(testenv.Builder(), "-race") && size > 1e4 {
		b.Skip("skipping slow benchmark on race builder")
	}
	b.StopTimer()
	data := make(intPairs, size)
	x := ^uint32(0)
	for i := 0; i < b.N; i++ {
		for n := size - 3; n <= size+3; n++ {
			for i := 0; i < len(data); i++ {
				x += x
				x ^= 1
				if int32(x) < 0 {
					x ^= 0x88888eef
				}
				data[i].a = int(x % uint32(n/5))
			}
			data.initB()
			b.StartTimer()
			algo(data)
			b.StopTimer()
			if !IsSorted(data) {
				b.Errorf("%s did not sort %d ints", name, n)
			}
			if name == "Stable" && !data.inOrder() {
				b.Errorf("%s unstable on %d ints", name, n)
			}
		}
	}
}

func BenchmarkRequestsTLSoTCP(b *testing.B) {
	// Benchmarks the rate at which we can serve requests over a single,
	// TLS encrypted TCP channel over the loopback interface.

	// Load a certificate, skipping this benchmark if it doesn't exist
	cert, err := tls.LoadX509KeyPair("../../test/h1/cert.pem", "../../test/h1/key.pem")
	if err != nil {
		b.Skip(err)
		return
	}

	// Get a connected TCP pair
	conn0, conn1, err := getTCPConnectionPair()
	if err != nil {
		b.Fatal(err)
	}

	/// TLSify them
	conn0, conn1 = negotiateTLS(cert, conn0, conn1)

	defer conn0.Close()
	defer conn1.Close()

	// Bench it
	benchmarkRequestsConnPair(b, conn0, conn1)
}

func BenchmarkAppendLog(b *testing.B) {
	bucketName := "bucketName"
	ownerName := "ownerName"
	artifactName := "artifactName"

	if testing.Short() {
		b.Skip("Skipping end-to-end test in short mode.")
	}

	client := setup(b)

	bucket, _ := client.NewBucket(bucketName, ownerName, 31)
	require.NotNil(b, bucket)

	artifact, _ := bucket.NewChunkedArtifact(artifactName)
	require.NotNil(b, artifact)

	// Typical logchunk of size ~4KB
	str := gen4KString()

	// Each 4K chunks sent takes ~1.3ms on a 4-core laptop (with synchronous_commit=off,fsync=off in
	// Postgres)
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		artifact.AppendLog(str)
	}
	// Make sure all logchunks are sent to API/DB.
	artifact.Flush()
}

func BenchmarkStoreLeveldbDocs720(b *testing.B) {
	if testing.Short() {
		b.Skip("Skipping large store test in short mode")
	}

	runStoreBench(b, "leveldb", 720)
}

func BenchmarkRedisClusterPing(b *testing.B) {
	if testing.Short() {
		b.Skip("skipping in short mode")
	}

	cluster := &clusterScenario{
		ports:     []string{"8220", "8221", "8222", "8223", "8224", "8225"},
		nodeIds:   make([]string, 6),
		processes: make(map[string]*redisProcess, 6),
		clients:   make(map[string]*redis.Client, 6),
	}
	if err := startCluster(cluster); err != nil {
		b.Fatal(err)
	}
	defer stopCluster(cluster)
	client := cluster.clusterClient(nil)
	defer client.Close()

	b.ResetTimer()

	b.RunParallel(func(pb *testing.PB) {
		for pb.Next() {
			if err := client.Ping().Err(); err != nil {
				b.Fatal(err)
			}
		}
	})
}

func Benchmark_Proto_GRPC_Large(b *testing.B) {
	b.Skip()
	logx.SetLevel(logx.DEBUG)
	srv1 := new(GRPCServer)
	srv1.Start()
	defer srv1.srv.Stop()

	conn, err := grpc.Dial(fmt.Sprintf("localhost:%d", srv1.Port), grpc.WithInsecure())
	assert.NoError(b, err)
	defer conn.Close()

	c := pb3.NewBarClient(conn)

	b.Log(srv1.Port, b.N)

	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		b.StartTimer()
		req := pb3.TestRep{
			fmt.Sprintf("%d", i),
			[]byte(strings.Repeat("m", 1024*1024)),
		}
		res, err := c.Test(context.Background(), &req)
		b.StopTimer()
		assert.NoError(b, err)
		assert.EqualValues(b, req, *res)
		b.SetBytes(int64(len(req.Body) * 2))
	}
}

func BenchmarkRoundtripFileBoom(b *testing.B) {
	if *file == "" {
		b.Skip("no file specified")
	}

	for i := 0; i < b.N; i++ {
		br, err := boom.OpenBAM(*file)
		if err != nil {
			b.Fatalf("Open failed: %v", err)
		}
		f, err := os.OpenFile("/dev/null", os.O_APPEND|os.O_RDWR, 0666)
		if err != nil {
			b.Fatalf("Open failed: %v", err)
		}
		bw, err := boom.OpenBAMFile(f, "bw", br.Header())
		if err != nil {
			b.Fatalf("NewWriter failed: %v", err)
		}
		for {
			r, _, err := br.Read()
			if err != nil {
				break
			}
			_, err = bw.Write(r)
			if err != nil {
				b.Fatalf("Write failed: %v", err)
			}
		}
		br.Close()
		f.Close()
	}
}

func BenchmarkAtomicIncrement(store data.Store, b *testing.B) {
	if err := store.SetLifetime(time.Second*30, data.ScopeAll); err != nil {
		b.Skip("Set lifetime to all items is not supported")
	}

	b.ResetTimer()

	b.SetParallelism(50)
	b.RunParallel(func(pb *testing.PB) {
		for pb.Next() {
			if _, err := store.Increment("key001"); err != nil {
				b.Errorf("Could not increment value: %v", err)
			}
		}
	})

	b.StopTimer()

	var result int
	if err := store.Get("key001", &result); err != nil {
		b.Errorf("Could not get stored value: %v", err)
	}
	if result != b.N {
		b.Errorf("Unexpected value: got %d instead of %d", result, b.N)
	}
}

func Benchmark_words_load(t *testing.B) {
	// wordlist was downloaded from http://www-personal.umich.edu/~jlawler/wordlist
	f, err := os.Open("d:\\wordlist.txt")
	if err != nil {
		t.Skip()
		return
	}
	defer f.Close()

	s := bufio.NewScanner(f)
	words := make([]string, 0, 80000)
	for s.Scan() {
		txt := s.Text()
		words = append(words, txt)
	}
	sort.Stable(byStringLengthDesc(words))

	tree := NewPrefixedTree("")
	for i := range words {
		tree.Put(words[i], i)
	}

	of, err := os.Create("d:\\wordlist.json")
	panicif(err)
	defer of.Close()
	of.WriteString(tree.String())

	t.Log("Nodes: ", tree.NodeCount())
	t.Log("Max fanout: ", tree.root.MaxFanout())

	histogram := make(map[int]int)
	tree.root.visit(func(n *Node) bool {
		count := len(n.Nodes)
		histogram[count] += 1
		return true
	})

	kvs := make([]kv, len(histogram))
	i := 0

	for k, v := range histogram {
		kvs[i] = kv{k, v}
		i++
	}
	sort.Stable(byFanout(kvs))
	for i := range kvs {
		t.Logf("%+v", kvs[i])
	}
	t.Logf("=====")
	sort.Stable(byCount(kvs))
	for i := range kvs {
		t.Logf("%+v", kvs[i])
	}

	tree.root.Walk("abating", func(path string, h int) bool {
		t.Logf("%d(%s): %s ", h, path, words[h])
		return true
	})
}

func BenchmarkArchiveDirectory(b *testing.B) {
	if BenchArchiveDirectory == "" {
		b.Skip("benchdir not set, skipping BenchmarkArchiveDirectory")
	}

	for i := 0; i < b.N; i++ {
		archiveDirectory(b)
	}
}

// Testing EnumerateBlobMeta because that's one of the few non-corpus index reading ops we still actually use.
func BenchmarkEnumerateBlobMetaSQLite(b *testing.B) {
	if *flagBenchDir == "" {
		b.Skip("Enumerating benchmark needs -benchDir")
	}
	dbfile := filepath.Join(*flagBenchDir, "sqlite.db")
	enumerateMeta(b, dbfile, func(dbfile string) (sorted.KeyValue, error) {
		return sqlite.NewStorage(dbfile)
	})
}

func BenchmarkInterruptSQLite(b *testing.B) {
	if *flagBenchDir == "" {
		b.Skip("Interrupt benchmark needs -benchDir")
	}
	dbfile := filepath.Join(*flagBenchDir, "sqlite.db")

	benchmarkKillReindex(b, 15, dbfile, func(dbfile string) (sorted.KeyValue, error) {
		return sqlite.NewStorage(dbfile)
	})
}