How to use untar method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.untar

docker_test.go

Source:docker_test.go

...2150		_, err = io.Copy(dst, fd)2151		if err != nil {2152			require.NoError(t, err)2153		}2154		untarBytes, err := ioutil.ReadFile(targetPath)2155		if err != nil {2156			require.NoError(t, err)2157		}2158		assert.Equal(t, srcBytes, untarBytes)2159	}2160}2161func terminateContainerOnEnd(tb testing.TB, ctx context.Context, ctr Container) {2162	tb.Helper()2163	if ctr == nil {2164		return2165	}2166	tb.Cleanup(func() {2167		tb.Log("terminating container")2168		require.NoError(tb, ctr.Terminate(ctx))2169	})2170}2171func randomString() string {2172	rand.Seed(time.Now().UnixNano())...

file_test.go

Source:file_test.go

...53	if err != nil {54		t.Fatal(err)55	}56	tmpDir := filepath.Join(t.TempDir(), "subfolder")57	err = untar(tmpDir, bytes.NewReader(buff.Bytes()))58	if err != nil {59		t.Fatal(err)60	}61	srcFiles, err := ioutil.ReadDir(src)62	if err != nil {63		log.Fatal(err)64	}65	for _, srcFile := range srcFiles {66		srcBytes, err := ioutil.ReadFile(filepath.Join(src, srcFile.Name()))67		if err != nil {68			t.Fatal(err)69		}70		untarBytes, err := ioutil.ReadFile(filepath.Join(tmpDir, "testresources", srcFile.Name()))71		if err != nil {72			t.Fatal(err)73		}74		assert.Equal(t, srcBytes, untarBytes)75	}76}77func Test_TarFile(t *testing.T) {78	b, err := ioutil.ReadFile(filepath.Join(".", "testresources", "Dockerfile"))79	if err != nil {80		t.Fatal(err)81	}82	buff, err := tarFile(b, "Docker.file", 0755)83	if err != nil {84		t.Fatal(err)85	}86	tmpDir := t.TempDir()87	err = untar(tmpDir, bytes.NewReader(buff.Bytes()))88	if err != nil {89		t.Fatal(err)90	}91	untarBytes, err := ioutil.ReadFile(filepath.Join(tmpDir, "Docker.file"))92	if err != nil {93		t.Fatal(err)94	}95	assert.Equal(t, b, untarBytes)96}97// untar takes a destination path and a reader; a tar reader loops over the tarfile98// creating the file structure at 'dst' along the way, and writing any files99func untar(dst string, r io.Reader) error {100	gzr, err := gzip.NewReader(r)101	if err != nil {102		return err103	}104	defer gzr.Close()105	tr := tar.NewReader(gzr)106	for {107		header, err := tr.Next()108		switch {109		// if no more files are found return110		case err == io.EOF:111			return nil112		// return any other error113		case err != nil:...

untar

Using AI Code Generation

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

untar

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		Cmd:          []string{"sh", "-c", "while true; do sleep 1; done"},6		ExposedPorts: []string{"80/tcp"},7		WaitingFor:   wait.ForHTTP("/"),8	}9	container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{10	})11	if err != nil {12		panic(err)13	}14	ip, err := container.Host(ctx)15	if err != nil {16		panic(err)17	}18	port, err := container.MappedPort(ctx, "80")19	if err != nil {20		panic(err)21	}22	fmt.Printf("Container IP: %s, Port: %s", ip, port.Port())23}

untar

Using AI Code Generation

1import (2func main() {3	file, err := os.Open("C:\\Users\\Admin\\Desktop\\testcontainers-go-0.9.0.tar.gz")4	if err != nil {5		log.Fatal(err)6	}7	defer file.Close()8	reader, err := gzip.NewReader(file)9	if err != nil {10		log.Fatal(err)11	}12	defer reader.Close()13	tarReader := tar.NewReader(reader)14	for {15		header, err := tarReader.Next()16		if err == io.EOF {17		}18		if err != nil {19			log.Fatal(err)20		}21		fmt.Println(header.Name)22		switch header.Typeflag {23			if err := os.Mkdir(header.Name, 0755); err != nil {24				log.Fatal(err)25			}26			outFile, err := os.Create(header.Name)27			if err != nil {28				log.Fatal(err)29			}30			defer outFile.Close()31			if _, err := io.Copy(outFile, tarReader); err != nil {32				log.Fatal(err)33			}34		}35	}36}37import (38func main() {

untar

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	client, err := testcontainers.NewClient()5	if err != nil {6		log.Fatal(err)7	}8	req := testcontainers.ContainerRequest{9		ExposedPorts: []string{"80/tcp"},10		WaitingFor:   wait.ForLog("listening on port 80"),11	}12	c, err := client.CreateContainer(ctx, req)13	if err != nil {14		log.Fatal(err)15	}16	if err := c.Start(ctx); err != nil {17		log.Fatal(err)18	}19	ip, err := c.Host(ctx)20	if err != nil {21		log.Fatal(err)22	}23	port, err := c.MappedPort(ctx, "80/tcp")24	if err != nil {25		log.Fatal(err)26	}27	fmt.Printf("%v:%v", ip, port.Port())28	if err := c.Terminate(ctx); err != nil {29		log.Fatal(err)30	}31	if err := c.Delete(ctx); err != nil {32		log.Fatal(err)33	}34}35import (36func main() {37	ctx := context.Background()38	client, err := testcontainers.NewClient()39	if err != nil {40		log.Fatal(err)41	}42	req := testcontainers.ContainerRequest{

untar

Using AI Code Generation

1import (2func TestMain(m *testing.M) {3	retCode := m.Run()4	os.Exit(retCode)5}6func TestUntar(t *testing.T) {7	ctx := context.Background()8	req := testcontainers.ContainerRequest{9		ExposedPorts: []string{"80/tcp"},10		Cmd:          []string{"top"},11		WaitingFor:   wait.ForLog("top"),12	}13	alpine, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{14	})15	if err != nil {16		log.Fatal(err)17	}18	ip, err := alpine.Host(ctx)19	if err != nil {20		log.Fatal(err)21	}22	port, err := alpine.MappedPort(ctx, "80")23	if err != nil {24		log.Fatal(err)25	}26	id, err := alpine.ContainerID(ctx)27	if err != nil {28		log.Fatal(err)29	}30	fmt.Println("Container IP:", ip)31	fmt.Println("Container Port:", port.Int())32	fmt.Println("Container ID:", id)33	defer alpine.Terminate(ctx)34	tarFile, err := os.Create("test.tar")35	if err != nil {36		log.Fatal(err)37	}38	defer os.Remove("test.tar")39	tw := tar.NewWriter(tarFile)40	defer tw.Close()41	hdr := &tar.Header{42		Size: int64(len("Hello world!")),43	}

untar

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		Cmd:          []string{"sh", "-c", "while true; do sleep 1; done"},6		ExposedPorts: []string{"8080/tcp"},7		WaitingFor:   wait.ForLog("listening on port 8080"),8	}9	testContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{10	})11	if err != nil {12		log.Fatal(err)13	}14	defer testContainer.Terminate(ctx)15	ip, err := testContainer.Host(ctx)16	if err != nil {17		log.Fatal(err)18	}19	port, err := testContainer.MappedPort(ctx, "8080")20	if err != nil {21		log.Fatal(err)22	}

untar

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, playground")4	untar(imageName, imageTag)5}6import (7func Untar(imageName string, imageTag string) {8	image := getImage(imageName, imageTag)9	tempDir, err := ioutil.TempDir("", "temp")10	if err != nil {11		log.Fatal(err)12	}13	tempFile, err := ioutil.TempFile(tempDir, "temp")14	if err != nil {15		log.Fatal(err)16	}17	_, err = io.Copy(tempFile, image)18	if err != nil {19		log.Fatal(err)20	}21	tempFile.Close()22	untar(tempFile.Name(), tempDir)23	os.Remove(tempFile.Name())24	manifest := getManifest(tempDir)25	config := getConfig(tempDir, manifest)26	layers := getLayers(tempDir, manifest)27	createContainer(tempDir, config, layers)28	os.RemoveAll(tempDir)29}30func getImage(imageName string, imageTag string) io.Reader {31	req, err := http.NewRequest("GET", url, nil)32	if err != nil {33		log.Fatal(err)34	}35	req.Header.Set("Accept", "application/vnd.docker.distribution

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