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How to use Bytes method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.Bytes

main_test.go

Source:main_test.go

1package main2import (3	"context"4	"io"5	"log"6	"strings"7	"testing"8	"github.com/testcontainers/testcontainers-go"9	"github.com/testcontainers/testcontainers-go/wait"10)11const success = "                                         /                                      \n" +12	"                                       /////////                                  \n" +13	"                                    ///////////////                               \n" +14	"                                   /////////////////                              \n" +15	"                                      /////////////                               \n" +16	"                                     %%   ////   %                                \n" +17	"                                     %%    //   %%                                \n" +18	"                                   %%      //      %                              \n" +19	"                                 %%        ////      %                            \n" +20	"                                 %     /////////     %                            \n" +21	"                                  % /////////////// %%                            \n" +22	"                                    %%%%%%%%%%%%%%%       \n" +23	"  \n" +24	"    /%%%%%%    /%%                             /%%              /%%%%%                    \n" +25	"   /%%__  %%  | %%                            |__/             |__  %%                    \n" +26	"  | %%  \\ %% /%%%%%%    /%%%%%%  /%%%%%%/%%%%  /%%  /%%%%%%%      | %%  /%%%%%%   /%%%%%% \n" +27	"  | %%%%%%%%|_  %%_/   /%%__  %%| %%_  %%_  %%| %% /%%_____/      | %% |____  %% /%%__  %%\n" +28	"  | %%__  %%  | %%    | %%  \\ %%| %% \\ %% \\ %%| %%| %%       /%%  | %%  /%%%%%%%| %%  \\__/\n" +29	"  | %%  | %%  | %% /%%| %%  | %%| %% | %% | %%| %%| %%      | %%  | %% /%%__  %%| %%      \n" +30	"  | %%  | %%  |  %%%%/|  %%%%%%/| %% | %% | %%| %%|  %%%%%%%|  %%%%%%/|  %%%%%%%| %%      \n" +31	"  |__/  |__/   \\___/   \\______/ |__/ |__/ |__/|__/ \\_______/ \\______/  \\_______/|__/    \n" +32	"  \n" +33	"  \n" +34	"  You configured correctly your Testcontainers Cloud environment! ð\n" +35	"  Continue your journey at https://app.testcontainers.cloud\n"36func TestWithRedis(t *testing.T) {37	w := &strings.Builder{}38	l := log.New(w, "[TESTCONTAINERS] ", log.LstdFlags)39	ctx := context.Background()40	req := testcontainers.ContainerRequest{41		Image:        "redis:6.2.6-alpine",42		ExposedPorts: []string{"6379/tcp"},43		WaitingFor:   wait.ForLog("Ready to accept connections"),44	}45	redisC, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{46		ContainerRequest: req,47		Started:          true,48		Logger:           l,49	})50	if err == nil {51		t.Cleanup(func() {52			_ = redisC.Terminate(ctx)53		})54	}55	t.Run("Container can start", func(t *testing.T) {56		if err != nil {57			t.Fatalf("[Container creation] %s: %v", w, err)58		}59		logs, err := redisC.Logs(ctx)60		if err != nil {61			t.Fatalf("Logs: %s: %v", w, err)62		}63		bytes, err := io.ReadAll(logs)64		if err != nil {65			t.Fatalf("%s: %v", w, err)66		}67		t.Logf("Container logs: \n%s", string(bytes))68		if redisC.GetContainerID() == "" {69			t.Error("Container ID is empty, something went wrong starting the redis container")70		}71	})72	t.Run("Connected to Testcontainers Cloud", func(t *testing.T) {73		if err != nil {74			t.Skip("Container can't be started, seems there is an issue connecting to Testcontainers Cloud")75		}76		if !strings.Contains(w.String(), "testcontainerscloud") {77			t.Fatal("Can't find <testcontainerscloud> in logs, which means that most probably, you're not connected to Testcontainers Cloud:\n", w.String())78		}79		t.Log(success)80	})81}...

helpers_test.go

Source:helpers_test.go

...12	"net/http/httptest"13	"time"14)15func (s *ServerSuite) requestAPI(method string, url string, body interface{}) *httptest.ResponseRecorder {16	bodyBytes, err := json.Marshal(body)17	s.Require().NoError(err)18	req, _ := http.NewRequest(method, url, bytes.NewReader(bodyBytes))19	rr := httptest.NewRecorder()20	s.server.ServeHTTP(rr, req)21	return rr22}23func (s *ServerSuite) findOneAsJSON(collectionName string, filter interface{}) string {24	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)25	defer cancel()26	var result map[string]interface{}27	err := s.db.Collection(collectionName).FindOne(ctx, filter).Decode(&result)28	s.Assert().NoError(err)29	b, err := json.Marshal(result)30	s.Assert().NoError(err)31	return string(b)32}...

common.go

Source:common.go

...15// envoy image for running "consul connect envoy ..."16func getDevContainerDockerfile() (testcontainers.FromDockerfile, error) {17	var buf bytes.Buffer18	tw := tar.NewWriter(&buf)19	dockerfileBytes := []byte(consulEnvoyDockerfile)20	hdr := &tar.Header{21		Name: "Dockerfile",22		Mode: 0600,23		Size: int64(len(dockerfileBytes)),24	}25	if err := tw.WriteHeader(hdr); err != nil {26		return testcontainers.FromDockerfile{}, err27	}28	if _, err := tw.Write(dockerfileBytes); err != nil {29		return testcontainers.FromDockerfile{}, err30	}31	if err := tw.Close(); err != nil {32		return testcontainers.FromDockerfile{}, err33	}34	reader := bytes.NewReader(buf.Bytes())35	fromDockerfile := testcontainers.FromDockerfile{36		ContextArchive: reader,37	}38	return fromDockerfile, nil39}40func getEnvoyVersion() string {41	if version, ok := os.LookupEnv(envoyEnvKey); ok && version != "" {42		return version43	}44	return latestEnvoyVersion45}...

Bytes

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		Cmd:          []string{"sleep", "100000"},6		WaitingFor:   wait.ForLog("100000"),7	}8	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		panic(err)12	}13	defer c.Terminate(ctx)14	ip, err := c.Host(ctx)15	if err != nil {16		panic(err)17	}18	fmt.Println(ip)19	port, err := c.MappedPort(ctx, "80")20	if err != nil {21		panic(err)22	}23	fmt.Println(port.Int())24}

Bytes

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")12	fmt.Printf("Redis is available at %s:%s13}

Bytes

Using AI Code Generation

1func main() {2    ctx := context.Background()3    req := testcontainers.ContainerRequest{4        Cmd:          []string{"echo", "hello world"},5    }6    container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{7    })8    if err != nil {9        panic(err)10    }11    defer container.Terminate(ctx)12    id, err := container.ContainerID(ctx)13    if err != nil {14        panic(err)15    }16    fmt.Println(id)17    logs, err := container.Logs(ctx)18    if err != nil {19        panic(err)20    }21    fmt.Println(logs)22}

Bytes

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		Cmd:   []string{"echo", "Hello world!"},6	}7	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{8	})9	if err != nil {10		log.Fatal(err)11	}12	defer c.Terminate(ctx)13	ip, err := c.Host(ctx)14	if err != nil {15		log.Fatal(err)16	}17	port, err := c.MappedPort(ctx, "8080")18	if err != nil {19		log.Fatal(err)20	}21	logs, err := c.Logs(ctx)22	if err != nil {23		log.Fatal(err)24	}25	defer logs.Close()26	f, err := os.Create("container.log")27	if err != nil {28		log.Fatal(err)29	}30	defer f.Close()31	_, err = io.Copy(f, logs)32	if err != nil {33		log.Fatal(err)34	}35	bytes, err := c.Bytes(ctx)36	if err != nil {37		log.Fatal(err)38	}39	fmt.Println(bytes)40}41import (42func main() {43	ctx := context.Background()44	req := testcontainers.ContainerRequest{45		Cmd:   []string{"echo", "Hello world!"},46		WaitingFor: wait.ForLog("Hello world!").WithStartupTimeout(5 * time.Second),47	}48	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{49	})50	if err != nil {51		log.Fatal(err)52	}53	defer c.Terminate(ctx)54	ip, err := c.Host(ctx)55	if err != nil {

Bytes

Using AI Code Generation

1import (2func main() {3	_, b, _, _ := runtime.Caller(0)4	basepath := filepath.Dir(b)5	path := filepath.Join(basepath, "testcontainers.go")6	cmd := exec.Command("go", "run", path)7	out, err := cmd.Output()8	if err != nil {9		log.Fatal(err)10	}11	fmt.Println(string(out))12}

Bytes

Using AI Code Generation

1import (2func main() {3	out, err := exec.Command("go", "run", "testcontainers.go").Output()4	if err != nil {5		log.Fatal(err)6	}7	fmt.Println("output:", string(out))8}

Bytes

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForHTTP("/"),7	}8	nginxContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		log.Fatal(err)12	}13	defer nginxContainer.Terminate(ctx)14	ip, err := nginxContainer.Host(ctx)15	if err != nil {16		log.Fatal(err)17	}18	port, err := nginxContainer.MappedPort(ctx, "80")19	if err != nil {20		log.Fatal(err)21	}22	if err != nil {23		log.Fatal(err)24	}25	defer resp.Body.Close()26	body, err := ioutil.ReadAll(resp.Body)27	if err != nil {28		log.Fatal(err)29	}30	fmt.Println(string(body))31}32import (33func main() {34	ctx := context.Background()35	req := testcontainers.ContainerRequest{36		ExposedPorts: []string{"80/tcp"},37		WaitingFor:   wait.ForHTTP("/"),38	}39	nginxContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{40	})41	if err != nil {42		log.Fatal(err)43	}44	defer nginxContainer.Terminate(ctx)45	ip, err := nginxContainer.Host(ctx)46	if err != nil {47		log.Fatal(err)48	}49	port, err := nginxContainer.MappedPort(ctx, "80")50	if err != nil {51		log.Fatal(err)52	}

Bytes

Using AI Code Generation

1import (2func main() {3	req := testcontainers.ContainerRequest{4		Cmd:          []string{"echo", "hello world"},5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   testcontainers.WaitingForLog("hello world"),7	}8	ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)9	defer cancel()10	container, err := client.RunContainer(ctx, req)11	if err != nil {12		log.Fatalf("Could not create container: %s", err)13	}14	defer container.Terminate(ctx)15	ip, err := container.Host(ctx)16	if err != nil {17		log.Fatalf("Could not get container IP: %s", err)18	}19	port, err := container.MappedPort(ctx, "80")20	if err != nil {21		log.Fatalf("Could not get container port: %s", err)22	}23	fmt.Printf("Container %s is available on %s:%s", container.GetContainerID(), ip, port.Port())24}25import (26func main() {27	req := testcontainers.ContainerRequest{28		Cmd:          []string{"echo", "hello world"},29		ExposedPorts: []string{"80/tcp"},30		WaitingFor:   testcontainers.WaitingForLog("hello world"),31	}32	ctx, cancel := context.WithTimeout(context

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