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How to use WithCommand method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.WithCommand

create_order_e2e_test.go

Source:create_order_e2e_test.go

...20	identifier := strings.ToLower(uuid.New().String())21	compose := testcontainers.NewLocalDockerCompose(composeFilePaths, identifier)22	c.compose = compose23	execError := compose.24		WithCommand([]string{"up", "-d"}).25		Invoke()26	err := execError.Error27	if err != nil {28		log.Fatalf("Could not run compose stack: %v", err)29	}30}31func (c *CreateOrderTestSuite) Test_Should_Create_Order() {32	var opts []grpc.DialOption33	opts = append(opts, grpc.WithTransportCredentials(insecure.NewCredentials()))34	conn, err := grpc.Dial("localhost:8080", opts...)35	if err != nil {36		log.Fatalf("Failed to connect order service. Err: %v", err)37	}38	defer conn.Close()39	orderClient := order.NewOrderClient(conn)40	createOrderResponse, errCreate := orderClient.Create(context.Background(), &order.CreateOrderRequest{41		UserId: 23,42		OrderItems: []*order.OrderItem{43			{44				ProductCode: "CAM123",45				Quantity:    3,46				UnitPrice:   1.23,47			},48		},49	})50	c.Nil(errCreate)51	getOrderResponse, errGet := orderClient.Get(context.Background(), &order.GetOrderRequest{OrderId: createOrderResponse.OrderId})52	c.Nil(errGet)53	c.Equal(int64(23), getOrderResponse.UserId)54	orderItem := getOrderResponse.OrderItems[0]55	c.Equal(float32(1.23), orderItem.UnitPrice)56	c.Equal(int32(3), orderItem.Quantity)57	c.Equal("CAM123", orderItem.ProductCode)58}59func (c *CreateOrderTestSuite) TearDownSuite() {60	execError := c.compose.61		WithCommand([]string{"down"}).62		Invoke()63	err := execError.Error64	if err != nil {65		log.Fatalf("Could not shutdown compose stack: %v", err)66	}67}68func TestCreateOrderTestSuite(t *testing.T) {69	suite.Run(t, new(CreateOrderTestSuite))70}...

docker_compose.go

Source:docker_compose.go

...10	composeFilePaths := []string{"resource/docker-compose.yml"}11	identifier := strings.ToLower(uuid.New().String())12	compose = testcontainers.NewLocalDockerCompose(composeFilePaths, identifier)13	execError := compose.14		WithCommand([]string{"up", "-d"}).15		Invoke()16	err := execError.Error17	if err != nil {18		println(fmt.Errorf("could not run compose file: %v - %v", composeFilePaths, err))19	}20}21func DockerComposeDown() {22	if compose != nil {23		execError := compose.Down()24		if execError.Error != nil {25			println(fmt.Errorf("failed when running: %v", execError.Command))26		}27	} else {28		println("failed to down compose because compose is nil")29	}30}31func DockerComposeRestart(serviceName string) {32	if compose != nil {33		execError := compose.WithCommand([]string{"restart", serviceName}).Invoke()34		if execError.Error != nil {35			println(fmt.Errorf("failed when running: %v", execError.Command))36		}37	} else {38		println("failed to down compose because compose is nil")39	}40}41func ShowDockerComposeService() {42	if compose != nil {43		execError := compose.WithCommand([]string{"ps", "-q"}).Invoke()44		if execError.Error != nil {45			println(fmt.Errorf("failed when running: %v", execError.Command))46		}47	} else {48		println("failed to down compose because compose is nil")49	}50}...

database_test.go

Source:database_test.go

...22}23func setupPostgres(t *testing.T) testcontainers.DockerCompose {24	composeFilePaths := []string{"../../build/docker-compose.yml"}25	identifier := strings.ToLower(uuid.New().String())26	compose := testcontainers.NewLocalDockerCompose(composeFilePaths, identifier).WithCommand([]string{"up", "-d", "postgres"})27	if err := compose.Invoke().Error; err != nil {28		t.Fatal(err)29	}30	return compose31}...

WithCommand

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"5432/tcp"},6		WaitingFor:   wait.ForLog("database system is ready to accept connections"),7	}8	postgresContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatal(err)12	}13	defer postgresContainer.Terminate(ctx)14	postgresContainerPort, err := postgresContainer.MappedPort(ctx, "5432")15	if err != nil {16		log.Fatal(err)17	}18	fmt.Println(postgresContainerPort.Int())19}20import (21func main() {22	ctx := context.Background()23	req := testcontainers.ContainerRequest{24		ExposedPorts: []string{"5432/tcp"},25		WaitingFor:   wait.ForLog("database system is ready to accept connections"),26	}27	postgresContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{28		FromDockerfile: testcontainers.FromDockerfile{29		},30	})31	if err != nil {32		log.Fatal(err)33	}34	defer postgresContainer.Terminate(ctx)35	postgresContainerPort, err := postgresContainer.MappedPort(ctx, "5432")36	if err != nil {37		log.Fatal(err)38	}39	fmt.Println(postgresContainerPort.Int())40}41import (

WithCommand

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("Redis available at", ip, ":", port.Int())23	time.Sleep(30 * time.Second)24}25import (26func main() {27	ctx := context.Background()28	req := testcontainers.ContainerRequest{29		ExposedPorts: []string{"6379/tcp"},30		WaitingFor:   wait.ForListeningPort("6379/tcp"),31	}32	redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{33	})34	if err != nil {35		log.Fatal(err)36	}37	defer redisContainer.Terminate(ctx)38	ip, err := redisContainer.Host(ctx)39	if err != nil {40		log.Fatal(err)41	}42	port, err := redisContainer.MappedPort(ctx, "6379/tcp")43	if err != nil {44		log.Fatal(err)45	}46	fmt.Println("Redis available at", ip, ":", port

WithCommand

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"3306/tcp"},6		WaitingFor:   wait.ForLog("port: 3306  MySQL Community Server - GPL"),7		Env: map[string]string{8		},9	}10	mysqlContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{11	})12	if err != nil {13		log.Fatal(err)14	}15	defer mysqlContainer.Terminate(ctx)16	port, err := mysqlContainer.MappedPort(ctx, "3306")17	if err != nil {18		log.Fatal(err)19	}20	fmt.Println(port.Int())21	time.Sleep(10 * time.Second)22}23import (24func main() {25	ctx := context.Background()26	req := testcontainers.ContainerRequest{27		ExposedPorts: []string{"3306/tcp"},28		WaitingFor:   wait.ForLog("port: 3306  MySQL Community Server - GPL"),29		Env: map[string]string{30		},31	}32	mysqlContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{33	})34	if err != nil {35		log.Fatal(err)36	}37	defer mysqlContainer.Terminate(ctx)38	port, err := mysqlContainer.MappedPort(ctx, "3306")39	if err != nil {40		log.Fatal(err)41	}42	fmt.Println(port.Int())43	time.Sleep(10 * time.Second)44}

WithCommand

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"5432/tcp"},6		WaitingFor:   wait.ForLog("database system is ready to accept connections"),7		Env: map[string]string{8		},9	}10	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{11	})12	if err != nil {13		log.Fatal(err)14	}15	defer c.Terminate(ctx)16	ip, err := c.Host(ctx)17	if err != nil {18		log.Fatal(err)19	}20	port, err := c.MappedPort(ctx, "5432")21	if err != nil {22		log.Fatal(err)23	}24	fmt.Println(port.Int())25	fmt.Println(ip)26}

WithCommand

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		Cmd:          []string{"sleep", "100000"},6		ExposedPorts: []string{"80/tcp"},7		WaitingFor:   wait.ForLog("listening on port 80"),8	}9	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{10	})11	if err != nil {12		log.Fatal(err)13	}14	ip, err := c.Host(ctx)15	if err != nil {16		log.Fatal(err)17	}18	port, err := c.MappedPort(ctx, "80/tcp")19	if err != nil {20		log.Fatal(err)21	}22	fmt.Printf("Container IP: %s, Port: %s23", ip, port.Port())24	err = c.Terminate(ctx)25	if err != nil {26		log.Fatal(err)27	}28	time.Sleep(1 * time.Second)29}

WithCommand

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	if err != nil {5		log.Fatal(err)6	}7	if err != nil {8		log.Fatal(err)9	}10	if err != nil {11		log.Fatal(err)12	}13	if err != nil {14		log.Fatal(err)15	}16	if err != nil {17		log.Fatal(err)18	}19	if err != nil {20		log.Fatal(err)21	}22	if err != nil {23		log.Fatal(err)24	}25	if err != nil {26		log.Fatal(err)27	}28	if err != nil {29		log.Fatal(err)30	}31	if err != nil {32		log.Fatal(err)33	}

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