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How to use WaitForService method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.WaitForService

compose_api_test.go

Source:compose_api_test.go

...27	ctx, cancel := context.WithCancel(context.Background())28	t.Cleanup(cancel)29	err = compose.30		// Appending with _1 as given in the Java Test-Containers Example31		WaitForService("mysql-1", wait.NewLogStrategy("started").WithStartupTimeout(10*time.Second).WithOccurrence(1)).32		Up(ctx, Wait(true))33	assert.Error(t, err, "Expected error to be thrown because service with wait strategy is not running")34	assert.Equal(t, err.Error(), "no container found for service name mysql-1")35	serviceNames := compose.Services()36	assert.Equal(t, 1, len(serviceNames))37	assert.Contains(t, serviceNames, "nginx")38}39func TestDockerComposeAPIWithWaitLogStrategy(t *testing.T) {40	compose, err := NewDockerCompose("./testresources/docker-compose-complex.yml")41	assert.NoError(t, err, "NewDockerCompose()")42	t.Cleanup(func() {43		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")44	})45	ctx, cancel := context.WithCancel(context.Background())46	t.Cleanup(cancel)47	err = compose.48		WaitForService("mysql", wait.NewLogStrategy("started").WithStartupTimeout(10*time.Second).WithOccurrence(1)).49		Up(ctx, Wait(true))50	assert.NoError(t, err, "compose.Up()")51	serviceNames := compose.Services()52	assert.Equal(t, 2, len(serviceNames))53	assert.Contains(t, serviceNames, "nginx")54	assert.Contains(t, serviceNames, "mysql")55}56func TestDockerComposeAPIWithRunServices(t *testing.T) {57	compose, err := NewDockerCompose("./testresources/docker-compose-complex.yml")58	assert.NoError(t, err, "NewDockerCompose()")59	t.Cleanup(func() {60		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")61	})62	ctx, cancel := context.WithCancel(context.Background())63	t.Cleanup(cancel)64	err = compose.65		WaitForService("nginx", wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).66		Up(ctx, Wait(true), RunServices("nginx"))67	assert.NoError(t, err, "compose.Up()")68	serviceNames := compose.Services()69	_, err = compose.ServiceContainer(context.Background(), "mysql")70	assert.Error(t, err, "Make sure there is no mysql container")71	assert.Equal(t, 1, len(serviceNames))72	assert.Contains(t, serviceNames, "nginx")73}74func TestDockerComposeAPIWithWaitForService(t *testing.T) {75	compose, err := NewDockerCompose("./testresources/docker-compose-simple.yml")76	assert.NoError(t, err, "NewDockerCompose()")77	t.Cleanup(func() {78		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")79	})80	ctx, cancel := context.WithCancel(context.Background())81	t.Cleanup(cancel)82	err = compose.83		WithEnv(map[string]string{84			"bar": "BAR",85		}).86		WaitForService("nginx", wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).87		Up(ctx, Wait(true))88	assert.NoError(t, err, "compose.Up()")89	serviceNames := compose.Services()90	assert.Equal(t, 1, len(serviceNames))91	assert.Contains(t, serviceNames, "nginx")92}93func TestDockerComposeAPIWithWaitHTTPStrategy(t *testing.T) {94	compose, err := NewDockerCompose("./testresources/docker-compose-simple.yml")95	assert.NoError(t, err, "NewDockerCompose()")96	t.Cleanup(func() {97		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")98	})99	ctx, cancel := context.WithCancel(context.Background())100	t.Cleanup(cancel)101	err = compose.102		WithEnv(map[string]string{103			"bar": "BAR",104		}).105		WaitForService("nginx", wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).106		Up(ctx, Wait(true))107	assert.NoError(t, err, "compose.Up()")108	serviceNames := compose.Services()109	assert.Equal(t, 1, len(serviceNames))110	assert.Contains(t, serviceNames, "nginx")111}112func TestDockerComposeAPIWithContainerName(t *testing.T) {113	compose, err := NewDockerCompose("./testresources/docker-compose-container-name.yml")114	assert.NoError(t, err, "NewDockerCompose()")115	t.Cleanup(func() {116		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")117	})118	ctx, cancel := context.WithCancel(context.Background())119	t.Cleanup(cancel)120	err = compose.121		WithEnv(map[string]string{122			"bar": "BAR",123		}).124		WaitForService("nginx", wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).125		Up(ctx, Wait(true))126	assert.NoError(t, err, "compose.Up()")127	serviceNames := compose.Services()128	assert.Equal(t, 1, len(serviceNames))129	assert.Contains(t, serviceNames, "nginx")130}131func TestDockerComposeAPIWithWaitStrategy_NoExposedPorts(t *testing.T) {132	compose, err := NewDockerCompose("./testresources/docker-compose-no-exposed-ports.yml")133	assert.NoError(t, err, "NewDockerCompose()")134	t.Cleanup(func() {135		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")136	})137	ctx, cancel := context.WithCancel(context.Background())138	t.Cleanup(cancel)139	err = compose.140		WaitForService("nginx", wait.ForLog("Configuration complete; ready for start up")).141		Up(ctx, Wait(true))142	assert.NoError(t, err, "compose.Up()")143	serviceNames := compose.Services()144	assert.Equal(t, 1, len(serviceNames))145	assert.Contains(t, serviceNames, "nginx")146}147func TestDockerComposeAPIWithMultipleWaitStrategies(t *testing.T) {148	compose, err := NewDockerCompose("./testresources/docker-compose-complex.yml")149	assert.NoError(t, err, "NewDockerCompose()")150	t.Cleanup(func() {151		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")152	})153	ctx, cancel := context.WithCancel(context.Background())154	t.Cleanup(cancel)155	err = compose.156		WaitForService("mysql", wait.NewLogStrategy("started").WithStartupTimeout(10*time.Second)).157		WaitForService("nginx", wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).158		Up(ctx, Wait(true))159	assert.NoError(t, err, "compose.Up()")160	serviceNames := compose.Services()161	assert.Equal(t, 2, len(serviceNames))162	assert.Contains(t, serviceNames, "nginx")163	assert.Contains(t, serviceNames, "mysql")164}165func TestDockerComposeAPIWithFailedStrategy(t *testing.T) {166	compose, err := NewDockerCompose("./testresources/docker-compose-simple.yml")167	assert.NoError(t, err, "NewDockerCompose()")168	t.Cleanup(func() {169		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")170	})171	ctx, cancel := context.WithCancel(context.Background())172	t.Cleanup(cancel)173	err = compose.174		WithEnv(map[string]string{175			"bar": "BAR",176		}).177		WaitForService("nginx_1", wait.NewHTTPStrategy("/").WithPort("8080/tcp").WithStartupTimeout(5*time.Second)).178		Up(ctx, Wait(true))179	// Verify that an error is thrown and not nil180	// A specific error message matcher is not asserted since the docker library can change the return message, breaking this test181	assert.Error(t, err, "Expected error to be thrown because of a wrong suplied wait strategy")182	serviceNames := compose.Services()183	assert.Equal(t, 1, len(serviceNames))184	assert.Contains(t, serviceNames, "nginx")185}186func TestDockerComposeAPIComplex(t *testing.T) {187	compose, err := NewDockerCompose("./testresources/docker-compose-complex.yml")188	assert.NoError(t, err, "NewDockerCompose()")189	t.Cleanup(func() {190		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")191	})192	ctx, cancel := context.WithCancel(context.Background())193	t.Cleanup(cancel)194	assert.NoError(t, compose.Up(ctx, Wait(true)), "compose.Up()")195	serviceNames := compose.Services()196	assert.Equal(t, 2, len(serviceNames))197	assert.Contains(t, serviceNames, "nginx")198	assert.Contains(t, serviceNames, "mysql")199}200func TestDockerComposeAPIWithEnvironment(t *testing.T) {201	identifier := testNameHash(t.Name())202	compose, err := NewDockerComposeWith(WithStackFiles("./testresources/docker-compose-simple.yml"), identifier)203	assert.NoError(t, err, "NewDockerCompose()")204	t.Cleanup(func() {205		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")206	})207	ctx, cancel := context.WithCancel(context.Background())208	t.Cleanup(cancel)209	err = compose.210		WithEnv(map[string]string{211			"bar": "BAR",212		}).213		Up(ctx, Wait(true))214	assert.NoError(t, err, "compose.Up()")215	serviceNames := compose.Services()216	assert.Equal(t, 1, len(serviceNames))217	assert.Contains(t, serviceNames, "nginx")218	present := map[string]string{219		"bar": "BAR",220	}221	absent := map[string]string{}222	assertContainerEnvironmentVariables(t, identifier.String(), "nginx", present, absent)223}224func TestDockerComposeAPIWithMultipleComposeFiles(t *testing.T) {225	composeFiles := ComposeStackFiles{226		"testresources/docker-compose-simple.yml",227		"testresources/docker-compose-postgres.yml",228		"testresources/docker-compose-override.yml",229	}230	identifier := testNameHash(t.Name())231	compose, err := NewDockerComposeWith(composeFiles, identifier)232	assert.NoError(t, err, "NewDockerCompose()")233	t.Cleanup(func() {234		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")235	})236	ctx, cancel := context.WithCancel(context.Background())237	t.Cleanup(cancel)238	err = compose.239		WithEnv(map[string]string{240			"bar": "BAR",241			"foo": "FOO",242		}).243		Up(ctx, Wait(true))244	assert.NoError(t, err, "compose.Up()")245	serviceNames := compose.Services()246	assert.Equal(t, 3, len(serviceNames))247	assert.Contains(t, serviceNames, "nginx")248	assert.Contains(t, serviceNames, "mysql")249	assert.Contains(t, serviceNames, "postgres")250	present := map[string]string{251		"bar": "BAR",252		"foo": "FOO",253	}254	absent := map[string]string{}255	assertContainerEnvironmentVariables(t, identifier.String(), "nginx", present, absent)256}257func TestDockerComposeAPIWithVolume(t *testing.T) {258	compose, err := NewDockerCompose("./testresources/docker-compose-volume.yml")259	assert.NoError(t, err, "NewDockerCompose()")260	t.Cleanup(func() {261		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")262	})263	ctx, cancel := context.WithCancel(context.Background())264	t.Cleanup(cancel)265	err = compose.Up(ctx, Wait(true))266	assert.NoError(t, err, "compose.Up()")267}268func TestDockerComposeAPIWithBuild(t *testing.T) {269	compose, err := NewDockerCompose("./testresources/docker-compose-build.yml")270	assert.NoError(t, err, "NewDockerCompose()")271	t.Cleanup(func() {272		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")273	})274	ctx, cancel := context.WithCancel(context.Background())275	t.Cleanup(cancel)276	err = compose.277		WaitForService("echo", wait.ForHTTP("/env").WithPort("8080/tcp")).278		Up(ctx, Wait(true))279	assert.NoError(t, err, "compose.Up()")280}281func TestDockerComposeApiWithWaitForShortLifespanService(t *testing.T) {282	compose, err := NewDockerCompose("./testresources/docker-compose-short-lifespan.yml")283	assert.NoError(t, err, "NewDockerCompose()")284	t.Cleanup(func() {285		assert.NoError(t, compose.Down(context.Background(), RemoveOrphans(true), RemoveImagesLocal), "compose.Down()")286	})287	ctx, cancel := context.WithCancel(context.Background())288	t.Cleanup(cancel)289	err = compose.290		//Assumption: tzatziki service wait logic will run before falafel, so that falafel service will exit before291		WaitForService("tzatziki", wait.ForExit().WithExitTimeout(10*time.Second)).292		WaitForService("falafel", wait.ForExit().WithExitTimeout(10*time.Second)).293		Up(ctx)294	assert.NoError(t, err, "compose.Up()")295	services := compose.Services()296	assert.Equal(t, 2, len(services))297	assert.Contains(t, services, "falafel")298	assert.Contains(t, services, "tzatziki")299}300func testNameHash(name string) StackIdentifier {301	return StackIdentifier(fmt.Sprintf("%x", fnv.New32a().Sum([]byte(name))))302}...

environment.go

Source:environment.go

...49	composeFilePaths []string,50	identifier string,51) {52	c.compose = testcontainers.NewLocalDockerCompose(composeFilePaths, identifier).53		WaitForService(PostgresContainerName, wait.ForLog("database system is ready to accept connections")).54		WaitForService(ZooKeeperContainerName, wait.ForLog("binding to port 0.0.0.0/0.0.0.0:"+ZooKeeperPort)).55		WaitForService(KafkaContainerName, wait.ForLog("[KafkaServer id=1] started"))56	if len(composeFilePaths) > 1 { // this is little tricky hack here. :)57		// if we have one docker-compose file for app container, that add wait strategy.58		c.compose = c.compose.WaitForService(AppName, wait.ForLog("App starting successfully! Ready for hard work!"))59	}60	require.Nil(t, c.compose.WithCommand([]string{"up", "--force-recreate", "-d"}).Invoke().Error)61}62// FinishedDockerComposeEnvironment - finished containers (env) which we created by second way.63func (c *ContainersEnvironment) FinishedDockerComposeEnvironment(t *testing.T) {64	require.Nil(t, c.compose.Down().Error, "docker compose must down without errors")65}...

cnc_test.go

Source:cnc_test.go

...17func (i *IntegrationTestSuite) SetupSuite() {18	composeFilePaths := []string{"docker/test-docker-compose.yml"}19	identifier := strings.ToLower(uuid.New().String())20	i.dockerCompose = testcontainers.NewLocalDockerCompose(composeFilePaths, identifier)21	i.dockerCompose.WaitForService("bridge0",22		wait.ForHTTP("/balance").WithPort("26658").23			WithStartupTimeout(60*time.Second).24			WithPollInterval(3*time.Second))25	execError := i.dockerCompose.WithCommand([]string{"up", "-d"}).Invoke()26	err := execError.Error27	if err != nil {28		i.Fail("failed to execute docker compose up:", "err", err.Error(), "stdout", execError.Stdout, "stderr", execError.Stderr)29	}30}31func (i *IntegrationTestSuite) TearDownSuite() {32	execError := i.dockerCompose.Down()33	if err := execError.Error; err != nil {34		i.Fail("failed to execute docker compose down: %v\n", err, execError.Stdout, execError.Stderr)35	}...

WaitForService

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"6379/tcp"},6		WaitingFor:   wait.ForListeningPort("6379/tcp"),7	}8	redisContainer, _ := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	redisHost, _ := redisContainer.Host(ctx)11	redisPort, _ := redisContainer.MappedPort(ctx, "6379/tcp")12	fmt.Println(redisHost)13	fmt.Println(redisPort.Int())14}

WaitForService

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		Env: map[string]string{6		},7		ExposedPorts: []string{"5432/tcp"},8		WaitingFor:   wait.ForListeningPort("5432/tcp"),9	}10	postgresContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{11	})12	if err != nil {13		log.Fatal(err)14	}15	ip, err := postgresContainer.Host(ctx)16	if err != nil {17		log.Fatal(err)18	}19	port, err := postgresContainer.MappedPort(ctx, "5432/tcp")20	if err != nil {21		log.Fatal(err)22	}23	fmt.Printf("Postgres is available on %s:%s24", ip, port.Port())25	postgresContainer.Terminate(ctx)26}

WaitForService

Using AI Code Generation

1import (2func main() {3	req := testcontainers.ContainerRequest{4		ExposedPorts: []string{"5432/tcp"},5		WaitingFor:   wait.ForLog("database system is ready to accept connections").WithStartupTimeout(60 * time.Second),6	}7	ctx := context.Background()8	postgres, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatal(err)12	}13	defer postgres.Terminate(ctx)14	ip, err := postgres.Host(ctx)15	if err != nil {16		log.Fatal(err)17	}18	mappedPort, err := postgres.MappedPort(ctx, "5432")19	if err != nil {20		log.Fatal(err)21	}22	fmt.Println(ip, mappedPort.Int())23}

WaitForService

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"6379/tcp"},6		WaitingFor:   wait.ForListeningPort("6379/tcp"),7	}8	redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatal(err)12	}13	defer redisContainer.Terminate(ctx)14	redisHost, err := redisContainer.Host(ctx)15	if err != nil {16		log.Fatal(err)17	}18	redisPort, err := redisContainer.MappedPort(ctx, "6379/tcp")19	if err != nil {20		log.Fatal(err)21	}22	fmt.Println(redisURL)23}24import (25func main() {26	ctx := context.Background()27	req := testcontainers.ContainerRequest{28		ExposedPorts: []string{"6379/tcp"},29		WaitingFor:   wait.ForLog("Ready to accept connections"),30	}31	redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{32	})33	if err != nil {34		log.Fatal(err)35	}36	defer redisContainer.Terminate(ctx)37	redisHost, err := redisContainer.Host(ctx)38	if err != nil {39		log.Fatal(err)40	}41	redisPort, err := redisContainer.MappedPort(ctx, "6379/tcp")42	if err != nil {43		log.Fatal(err)44	}45	fmt.Println(redisURL)46}

WaitForService

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"6379/tcp"},6		WaitingFor:   wait.ForListeningPort("6379/tcp"),7	}8	redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatal(err)12	}13	defer redisContainer.Terminate(ctx)14	ip, err := redisContainer.Host(ctx)15	if err != nil {16		log.Fatal(err)17	}18	port, err := redisContainer.MappedPort(ctx, "6379/tcp")19	if err != nil {20		log.Fatal(err)21	}22	fmt.Println(ip, port.Int())23}

WaitForService

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"6379/tcp"},6		WaitingFor:   wait.ForListeningPort("6379/tcp"),7	}8	redis, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatal(err)12	}13	ip, err := redis.Host(ctx)14	if err != nil {15		log.Fatal(err)16	}17	port, err := redis.MappedPort(ctx, "6379/tcp")18	if err != nil {19		log.Fatal(err)20	}21	fmt.Printf("Redis is available at %s:%s22", ip, port.Port())23	if err := redis.Terminate(ctx); err != nil {24		log.Fatal(err)25	}26}27import (28func main() {29	ctx := context.Background()30	req := testcontainers.ContainerRequest{31		ExposedPorts: []string{"6379/tcp"},32		WaitingFor:   wait.ForLog("Ready to accept connections"),33	}34	redis, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{35	})36	if err != nil {37		log.Fatal(err)38	}39	ip, err := redis.Host(ctx)40	if err != nil {41		log.Fatal(err)42	}

WaitForService

Using AI Code Generation

1import (2func main() {3	req := testcontainers.ContainerRequest{4		ExposedPorts: []string{"27017/tcp"},5		WaitingFor:   wait.ForListeningPort("27017/tcp"),6	}7	ctx := context.Background()8	mongo, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatal(err)12	}13	defer mongo.Terminate(ctx)14	ip, err := mongo.Host(ctx)15	if err != nil {16		log.Fatal(err)17	}18	port, err := mongo.MappedPort(ctx, "27017/tcp")19	if err != nil {20		log.Fatal(err)21	}22	fmt.Printf("Container IP: %s, Container Port: %s23", ip, port.Port())

WaitForService

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"6379/tcp"},6		WaitingFor:   wait.ForListeningPort("6379/tcp"),7	}8	redis, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		panic(err)12	}13	ip, err := redis.Host(ctx)14	if err != nil {15		panic(err)16	}17	port, err := redis.MappedPort(ctx, "6379/tcp")18	if err != nil {19		panic(err)20	}21	fmt.Printf("Redis is available at %s on port %s22", ip, port.Port())23	redis.Terminate(ctx)24}

WaitForService

Using AI Code Generation

1import (2func main() {3	req := testcontainers.ContainerRequest{4		ExposedPorts: []string{"5432/tcp"},5		WaitingFor:   wait.ForListeningPort("5432/tcp"),6	}7	ctx := context.Background()8	container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatalf("Could not start container: %v", err)12	}13	defer container.Terminate(ctx)14	ip, err := container.Host(ctx)15	if err != nil {16		log.Fatalf("Could not get container IP: %v", err)17	}18	port, err := container.MappedPort(ctx, "5432/tcp")19	if err != nil {20		log.Fatalf("Could not get mapped port: %v", err)21	}22	fmt.Printf("Container IP: %s, Port: %s", ip, port.Port())23}

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