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How to use checkIfError method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.checkIfError

compose_test.go

Source:compose_test.go

...75	identifier := strings.ToLower(uuid.New().String())76	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))77	destroyFn := func() {78		err := compose.Down()79		checkIfError(t, err)80	}81	defer destroyFn()82	err := compose.83		WithCommand([]string{"up", "-d"}).84		Invoke()85	checkIfError(t, err)86}87func TestDockerComposeStrategyForInvalidService(t *testing.T) {88	path := "./testresources/docker-compose-simple.yml"89	identifier := strings.ToLower(uuid.New().String())90	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))91	destroyFn := func() {92		err := compose.Down()93		checkIfError(t, err)94	}95	defer destroyFn()96	err := compose.97		WithCommand([]string{"up", "-d"}).98		// Appending with _1 as given in the Java Test-Containers Example99		WithExposedService("mysql_1", 13306, wait.NewLogStrategy("started").WithStartupTimeout(10*time.Second).WithOccurrence(1)).100		Invoke()101	assert.NotEqual(t, err.Error, nil, "Expected error to be thrown because service with wait strategy is not running")102	assert.Equal(t, 1, len(compose.Services))103	assert.Contains(t, compose.Services, "nginx")104}105func TestDockerComposeWithWaitLogStrategy(t *testing.T) {106	path := "./testresources/docker-compose-complex.yml"107	identifier := strings.ToLower(uuid.New().String())108	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))109	destroyFn := func() {110		err := compose.Down()111		checkIfError(t, err)112	}113	defer destroyFn()114	err := compose.115		WithCommand([]string{"up", "-d"}).116		// Appending with _1 as given in the Java Test-Containers Example117		WithExposedService("mysql_1", 13306, wait.NewLogStrategy("started").WithStartupTimeout(10*time.Second).WithOccurrence(1)).118		Invoke()119	checkIfError(t, err)120	assert.Equal(t, 2, len(compose.Services))121	assert.Contains(t, compose.Services, "nginx")122	assert.Contains(t, compose.Services, "mysql")123}124func TestDockerComposeWithWaitForService(t *testing.T) {125	path := "./testresources/docker-compose-simple.yml"126	identifier := strings.ToLower(uuid.New().String())127	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))128	destroyFn := func() {129		err := compose.Down()130		checkIfError(t, err)131	}132	defer destroyFn()133	err := compose.134		WithCommand([]string{"up", "-d"}).135		WithEnv(map[string]string{136			"bar": "BAR",137		}).138		WaitForService("nginx_1", wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).139		Invoke()140	checkIfError(t, err)141	assert.Equal(t, 1, len(compose.Services))142	assert.Contains(t, compose.Services, "nginx")143}144func TestDockerComposeWithWaitHTTPStrategy(t *testing.T) {145	path := "./testresources/docker-compose-simple.yml"146	identifier := strings.ToLower(uuid.New().String())147	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))148	destroyFn := func() {149		err := compose.Down()150		checkIfError(t, err)151	}152	defer destroyFn()153	err := compose.154		WithCommand([]string{"up", "-d"}).155		WithEnv(map[string]string{156			"bar": "BAR",157		}).158		WithExposedService("nginx_1", 9080, wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).159		Invoke()160	checkIfError(t, err)161	assert.Equal(t, 1, len(compose.Services))162	assert.Contains(t, compose.Services, "nginx")163}164func TestDockerComposeWithContainerName(t *testing.T) {165	path := "./testresources/docker-compose-container-name.yml"166	identifier := strings.ToLower(uuid.New().String())167	compose := NewLocalDockerCompose([]string{path}, identifier)168	destroyFn := func() {169		err := compose.Down()170		checkIfError(t, err)171	}172	defer destroyFn()173	err := compose.174		WithCommand([]string{"up", "-d"}).175		WithEnv(map[string]string{176			"bar": "BAR",177		}).178		WithExposedService("nginxy", 9080, wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).179		Invoke()180	checkIfError(t, err)181	assert.Equal(t, 1, len(compose.Services))182	assert.Contains(t, compose.Services, "nginx")183}184func TestDockerComposeWithWaitStrategy_NoExposedPorts(t *testing.T) {185	path := "./testresources/docker-compose-no-exposed-ports.yml"186	identifier := strings.ToLower(uuid.New().String())187	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))188	destroyFn := func() {189		err := compose.Down()190		checkIfError(t, err)191	}192	defer destroyFn()193	err := compose.194		WithCommand([]string{"up", "-d"}).195		WithExposedService("nginx_1", 9080, wait.ForLog("Configuration complete; ready for start up")).196		Invoke()197	checkIfError(t, err)198	assert.Equal(t, 1, len(compose.Services))199	assert.Contains(t, compose.Services, "nginx")200}201func TestDockerComposeWithMultipleWaitStrategies(t *testing.T) {202	path := "./testresources/docker-compose-complex.yml"203	identifier := strings.ToLower(uuid.New().String())204	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))205	destroyFn := func() {206		err := compose.Down()207		checkIfError(t, err)208	}209	defer destroyFn()210	err := compose.211		WithCommand([]string{"up", "-d"}).212		WithExposedService("mysql_1", 13306, wait.NewLogStrategy("started").WithStartupTimeout(10*time.Second)).213		WithExposedService("nginx_1", 9080, wait.NewHTTPStrategy("/").WithPort("80/tcp").WithStartupTimeout(10*time.Second)).214		Invoke()215	checkIfError(t, err)216	assert.Equal(t, 2, len(compose.Services))217	assert.Contains(t, compose.Services, "nginx")218	assert.Contains(t, compose.Services, "mysql")219}220func TestDockerComposeWithFailedStrategy(t *testing.T) {221	path := "./testresources/docker-compose-simple.yml"222	identifier := strings.ToLower(uuid.New().String())223	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))224	destroyFn := func() {225		err := compose.Down()226		checkIfError(t, err)227	}228	defer destroyFn()229	err := compose.230		WithCommand([]string{"up", "-d"}).231		WithEnv(map[string]string{232			"bar": "BAR",233		}).234		WithExposedService("nginx_1", 9080, wait.NewHTTPStrategy("/").WithPort("8080/tcp").WithStartupTimeout(5*time.Second)).235		Invoke()236	// Verify that an error is thrown and not nil237	// A specific error message matcher is not asserted since the docker library can change the return message, breaking this test238	assert.NotEqual(t, err.Error, nil, "Expected error to be thrown because of a wrong suplied wait strategy")239	assert.Equal(t, 1, len(compose.Services))240	assert.Contains(t, compose.Services, "nginx")241}242func TestLocalDockerComposeComplex(t *testing.T) {243	path := "./testresources/docker-compose-complex.yml"244	identifier := strings.ToLower(uuid.New().String())245	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))246	destroyFn := func() {247		err := compose.Down()248		checkIfError(t, err)249	}250	defer destroyFn()251	err := compose.252		WithCommand([]string{"up", "-d"}).253		Invoke()254	checkIfError(t, err)255	assert.Equal(t, 2, len(compose.Services))256	assert.Contains(t, compose.Services, "nginx")257	assert.Contains(t, compose.Services, "mysql")258}259func TestLocalDockerComposeWithEnvironment(t *testing.T) {260	path := "./testresources/docker-compose-simple.yml"261	identifier := strings.ToLower(uuid.New().String())262	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))263	destroyFn := func() {264		err := compose.Down()265		checkIfError(t, err)266	}267	defer destroyFn()268	err := compose.269		WithCommand([]string{"up", "-d"}).270		WithEnv(map[string]string{271			"bar": "BAR",272		}).273		Invoke()274	checkIfError(t, err)275	assert.Equal(t, 1, len(compose.Services))276	assert.Contains(t, compose.Services, "nginx")277	containerNameNginx := compose.Identifier + "_nginx_1"278	present := map[string]string{279		"bar": "BAR",280	}281	absent := map[string]string{}282	assertContainerEnvironmentVariables(t, containerNameNginx, present, absent)283}284func TestLocalDockerComposeWithMultipleComposeFiles(t *testing.T) {285	composeFiles := []string{286		"testresources/docker-compose-simple.yml",287		"testresources/docker-compose-postgres.yml",288		"testresources/docker-compose-override.yml",289	}290	identifier := strings.ToLower(uuid.New().String())291	compose := NewLocalDockerCompose(composeFiles, identifier, WithLogger(TestLogger(t)))292	destroyFn := func() {293		err := compose.Down()294		checkIfError(t, err)295	}296	defer destroyFn()297	err := compose.298		WithCommand([]string{"up", "-d"}).299		WithEnv(map[string]string{300			"bar": "BAR",301			"foo": "FOO",302		}).303		Invoke()304	checkIfError(t, err)305	assert.Equal(t, 3, len(compose.Services))306	assert.Contains(t, compose.Services, "nginx")307	assert.Contains(t, compose.Services, "mysql")308	assert.Contains(t, compose.Services, "postgres")309	containerNameNginx := compose.Identifier + "_nginx_1"310	present := map[string]string{311		"bar": "BAR",312		"foo": "FOO",313	}314	absent := map[string]string{}315	assertContainerEnvironmentVariables(t, containerNameNginx, present, absent)316}317func TestLocalDockerComposeWithVolume(t *testing.T) {318	path := "./testresources/docker-compose-volume.yml"319	identifier := strings.ToLower(uuid.New().String())320	compose := NewLocalDockerCompose([]string{path}, identifier, WithLogger(TestLogger(t)))321	destroyFn := func() {322		err := compose.Down()323		checkIfError(t, err)324		assertVolumeDoesNotExist(t, fmt.Sprintf("%s_mydata", identifier))325	}326	defer destroyFn()327	err := compose.328		WithCommand([]string{"up", "-d"}).329		Invoke()330	checkIfError(t, err)331}332func assertVolumeDoesNotExist(t *testing.T, volume string) {333	args := []string{"volume", "inspect", volume}334	output, _ := executeAndGetOutput("docker", args)335	if !strings.Contains(output, "No such volume") {336		t.Fatalf("Expected volume %q to not exist", volume)337	}338}339func assertContainerEnvironmentVariables(t *testing.T, containerName string, present map[string]string, absent map[string]string) {340	args := []string{"exec", containerName, "env"}341	output, err := executeAndGetOutput("docker", args)342	checkIfError(t, err)343	for k, v := range present {344		keyVal := k + "=" + v345		assert.Contains(t, output, keyVal)346	}347	for k, v := range absent {348		keyVal := k + "=" + v349		assert.NotContains(t, output, keyVal)350	}351}352func checkIfError(t *testing.T, err ExecError) {353	if err.Error != nil {354		t.Fatalf("Failed when running %v: %v", err.Command, err.Error)355	}356	if err.Stdout != nil {357		t.Fatalf("An error in Stdout happened when running %v: %v", err.Command, err.Stdout)358	}359	if err.Stderr != nil {360		t.Fatalf("An error in Stderr happened when running %v: %v", err.Command, err.Stderr)361	}362	assert.NotNil(t, err.StdoutOutput)363	assert.NotNil(t, err.StderrOutput)364}365func executeAndGetOutput(command string, args []string) (string, ExecError) {366	cmd := exec.Command(command, args...)...

shared.go

Source:shared.go

...51func dockerCompose(ctx context.Context, path string) (func(), error) {52	compose := testcontainers.NewLocalDockerCompose([]string{path}, "mongo-set")53	destroyFn := func() {54		exErr := compose.Down()55		if err := checkIfError(exErr); err != nil {56			log.Printf("Error on compose shutdown: %v\n", err)57		}58	}59	exErr := compose.Down()60	if err := checkIfError(exErr); err != nil {61		return nil, err62	}63	exErr = compose.64		WithCommand([]string{"up", "-d"}).65		Invoke()66	err := checkIfError(exErr)67	if err != nil {68		destroyFn()69		return nil, err70	}71	return destroyFn, err72}73func checkIfError(err testcontainers.ExecError) error {74	if err.Error != nil {75		return faults.Errorf("Failed when running %v: %v", err.Command, err.Error)76	}77	if err.Stdout != nil {78		return faults.Errorf("An error in Stdout happened when running %v: %v", err.Command, err.Stdout)79	}80	if err.Stderr != nil {81		return faults.Errorf("An error in Stderr happened when running %v: %v", err.Command, err.Stderr)82	}83	return nil84}85func dbSchema(cli *mongo.Client) error {86	cmds := []bson.D{87		{...

shared_test.go

Source:shared_test.go

...46	path := "./docker-compose.yml"47	compose := testcontainers.NewLocalDockerCompose([]string{path}, "cqrs-set")48	destroyFn := func() {49		exErr := compose.Down()50		if err := checkIfError(exErr); err != nil {51			log.Printf("Error on compose shutdown: %v\n", err)52		}53	}54	exErr := compose.Down()55	if err := checkIfError(exErr); err != nil {56		return func() {}, err57	}58	exErr = compose.59		WithCommand([]string{"up", "--build", "-d"}).60		Invoke()61	err := checkIfError(exErr)62	if err != nil {63		return destroyFn, err64	}65	return destroyFn, err66}67func checkIfError(err testcontainers.ExecError) error {68	if err.Error != nil {69		return faults.Errorf("Failed when running %v: %v", err.Command, err.Error)70	}71	if err.Stdout != nil {72		return faults.Errorf("An error in Stdout happened when running %v: %v", err.Command, err.Stdout)73	}74	if err.Stderr != nil {75		return faults.Errorf("An error in Stderr happened when running %v: %v", err.Command, err.Stderr)76	}77	return nil78}79func initElastic() {80	ticker := time.NewTicker(5 * time.Second)81	defer ticker.Stop()...

checkIfError

Using AI Code Generation

1import (2func main() {3    ctx := context.Background()4    req := testcontainers.ContainerRequest{5        WaitingFor: wait.ForLog("database system is ready to accept connections"),6    }7    postgresContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{8    })9    checkIfError(err)10    defer postgresContainer.Terminate(ctx)11    port, err := postgresContainer.MappedPort(ctx, "5432/tcp")12    checkIfError(err)13    fmt.Println(port.Int())14}15import (16func main() {17    ctx := context.Background()18    req := testcontainers.ContainerRequest{19        WaitingFor: wait.ForLog("database system is ready to accept connections"),20    }21    postgresContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{22    })23    checkIfError(err)24    defer postgresContainer.Terminate(ctx)25    port, err := postgresContainer.MappedPort(ctx, "5432/tcp")26    checkIfError(err)27    fmt.Println(port.Int())28}29import (30func main() {31    ctx := context.Background()32    req := testcontainers.ContainerRequest{33        WaitingFor: wait.ForLog("database system is ready to accept connections"),34    }35    postgresContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{36    })37    checkIfError(err)38    defer postgresContainer.Terminate(ctx)39    port, err := postgresContainer.MappedPort(ctx, "5432/tcp")40    checkIfError(err)41    fmt.Println(port.Int())42}

checkIfError

Using AI Code Generation

1import (2func main() {3    ctx := context.Background()4    req := testcontainers.ContainerRequest{5        Cmd:          []string{"echo", "Hello world"},6        WaitingFor:   wait.ForLog("Hello world"),7    }8    container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9    })10    if err != nil {11        panic(err)12    }13    defer container.Terminate(ctx)14    fmt.Println(container.GetContainerID())15}16import (17func main() {18    ctx := context.Background()19    req := testcontainers.ContainerRequest{20        Cmd:          []string{"echo", "Hello world"},21        WaitingFor:   wait.ForLog("Hello world"),22    }23    container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{24    })25    if err != nil {26        panic(err)27    }28    defer container.Terminate(ctx)29    fmt.Println(container.GetContainerID())30}31import (32func main() {33    ctx := context.Background()34    req := testcontainers.ContainerRequest{35        Cmd:          []string{"echo", "Hello world"},36        WaitingFor:   wait.ForLog("Hello world"),37    }38    container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{39    })40    if err != nil {41        panic(err)42    }43    defer container.Terminate(ctx)44    fmt.Println(container.GetContainerID())45}

checkIfError

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"8091-8094", "11210-11211"},6		WaitingFor:   wait.ForLog(".*The Server is ready.*"),7	}8	couchbaseContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	checkIfError(err)11	defer couchbaseContainer.Terminate(ctx)12}13import (14func main() {15	ctx := context.Background()16	req := testcontainers.ContainerRequest{17		ExposedPorts: []string{"8091-8094", "11210-11211"},18		WaitingFor:   wait.ForLog(".*The Server is ready.*"),19	}20	couchbaseContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{21	})22	checkIfError(err)23	defer couchbaseContainer.Terminate(ctx)24}25import (26func main() {27	ctx := context.Background()28	req := testcontainers.ContainerRequest{29		ExposedPorts: []string{"8091-8094", "11210-11211"},30		WaitingFor:   wait.ForLog(".*The Server is ready.*"),31	}32	couchbaseContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{33	})34	checkIfError(err)35	defer couchbaseContainer.Terminate(ctx)36}37import (

checkIfError

Using AI Code Generation

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

checkIfError

Using AI Code Generation

1func TestContainer(t *testing.T) {2  ctx := context.Background()3  req := testcontainers.ContainerRequest{4    ExposedPorts: []string{"6379/tcp"},5    WaitingFor:   wait.ForListeningPort("6379/tcp"),6  }7  redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{8  })9  testcontainers.CheckIfError(err)10  defer redisContainer.Terminate(ctx)11  port, err := redisContainer.MappedPort(ctx, "6379")12  testcontainers.CheckIfError(err)13  fmt.Println("Port is: ", port.Port())14}15func TestContainer(t *testing.T) {16  ctx := context.Background()17  req := testcontainers.ContainerRequest{18    ExposedPorts: []string{"6379/tcp"},19    WaitingFor:   wait.ForListeningPort("6379/tcp"),20  }21  redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{22  })23  testcontainers.CheckIfError(err)24  defer redisContainer.Terminate(ctx)25  port, err := redisContainer.MappedPort(ctx, "6379")26  testcontainers.CheckIfError(err)27  fmt.Println("Port is: ", port.Port())28}29func TestContainer(t *testing.T) {30  ctx := context.Background()31  req := testcontainers.ContainerRequest{32    ExposedPorts: []string{"6379/tcp"},33    WaitingFor:   wait.ForListeningPort("6379/tcp"),34  }35  redisContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{36  })37  testcontainers.CheckIfError(err)38  defer redisContainer.Terminate(ctx)39  port, err := redisContainer.MappedPort(ctx, "6379")40  testcontainers.CheckIfError(err)41  fmt.Println("Port is: ", port.Port())42}43func TestContainer(t *testing.T) {

checkIfError

Using AI Code Generation

1import (2func main() {3    ctx := context.Background()4    req := testcontainers.ContainerRequest{5        ExposedPorts: []string{"5432/tcp"},6        Env: map[string]string{7        },8        WaitingFor: wait.ForListeningPort("5432/tcp"),9    }10    postgres, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{11    })12    testcontainers.CheckIfError(err)13    defer postgres.Terminate(ctx)14}

checkIfError

Using AI Code Generation

1func checkIfError(err error) {2	if err != nil {3		log.Fatal(err)4	}5}6func main() {7	ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)8	defer cancel()9	req := testcontainers.ContainerRequest{10		ExposedPorts: []string{"5432/tcp"},11		WaitingFor:   wait.ForLog("database system is ready to accept connections"),12	}13	postgresContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{14	})15	checkIfError(err)16	ip, err := postgresContainer.Host(ctx)17	checkIfError(err)18	port, err := postgresContainer.MappedPort(ctx, "5432")19	checkIfError(err)20	fmt.Printf("Postgres is available at %s:%s\n", ip, port.Port())21	err = postgresContainer.Terminate(ctx)22	checkIfError(err)23}

checkIfError

Using AI Code Generation

1import (2func main() {3	err := testcontainers.CheckIfError(nil)4	if err != nil {5		log.Fatal("Error is not nil")6	}7	log.Println("Error is nil")8}9import (10func main() {11	err := testcontainers.CheckIfError(errors.New("error"))12	if err != nil {13		log.Fatal("Error is not nil")14	}15	log.Println("Error is nil")16}17import (18func main() {19	err := testcontainers.CheckIfError(errors.New("error"))20	if err == nil {21		log.Fatal("Error is nil")22	}23	log.Println("Error is not nil")24}25import (26func main() {27	err := testcontainers.CheckIfError(nil)28	if err == nil {29		log.Fatal("Error is nil")30	}31	log.Println("Error is not nil")32}33import (34func main() {35	err := testcontainers.CheckIfError(nil)36	if err != nil {37		log.Fatal("Error is not nil")38	}39	log.Println("Error is nil")40}

checkIfError

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        fmt.Printf("Error starting container: %s", err)12    }13    defer redisContainer.Terminate(ctx)14    redisHost, err := redisContainer.Host(ctx)15    if err != nil {16        fmt.Printf("Error getting container host: %s", err)17    }18    redisPort, err := redisContainer.MappedPort(ctx, "6379/tcp")19    if err != nil {20        fmt.Printf("Error getting container port: %s", err)21    }22    fmt.Printf("Redis is available on %s:%s", redisHost, redisPort.Port())23}

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