KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use validateContextAndImage method of testcontainers Package

Best Testcontainers-go code snippet using testcontainers.validateContextAndImage

container.go

Source:container.go

...139// Validate ensures that the ContainerRequest does not have invalid parameters configured to it140// ex. make sure you are not specifying both an image as well as a context141func (c *ContainerRequest) Validate() error {142	validationMethods := []func() error{143		c.validateContextAndImage,144		c.validateContextOrImageIsSpecified,145		c.validateMounts,146	}147	var err error148	for _, validationMethod := range validationMethods {149		err = validationMethod()150		if err != nil {151			return err152		}153	}154	return nil155}156// GetContext retrieve the build context for the request157func (c *ContainerRequest) GetContext() (io.Reader, error) {158	if c.ContextArchive != nil {159		return c.ContextArchive, nil160	}161	buildContext, err := archive.TarWithOptions(c.Context, &archive.TarOptions{})162	if err != nil {163		return nil, err164	}165	return buildContext, nil166}167// GetBuildArgs returns the env args to be used when creating from Dockerfile168func (c *ContainerRequest) GetBuildArgs() map[string]*string {169	return c.FromDockerfile.BuildArgs170}171// GetDockerfile returns the Dockerfile from the ContainerRequest, defaults to "Dockerfile"172func (c *ContainerRequest) GetDockerfile() string {173	f := c.FromDockerfile.Dockerfile174	if f == "" {175		return "Dockerfile"176	}177	return f178}179func (c *ContainerRequest) ShouldBuildImage() bool {180	return c.FromDockerfile.Context != "" || c.FromDockerfile.ContextArchive != nil181}182func (c *ContainerRequest) ShouldPrintBuildLog() bool {183	return c.FromDockerfile.PrintBuildLog184}185func (c *ContainerRequest) validateContextAndImage() error {186	if c.FromDockerfile.Context != "" && c.Image != "" {187		return errors.New("you cannot specify both an Image and Context in a ContainerRequest")188	}189	return nil190}191func (c *ContainerRequest) validateContextOrImageIsSpecified() error {192	if c.FromDockerfile.Context == "" && c.FromDockerfile.ContextArchive == nil && c.Image == "" {193		return errors.New("you must specify either a build context or an image")194	}195	return nil196}197func (c *ContainerRequest) validateMounts() error {198	targets := make(map[string]bool, len(c.Mounts))199	for idx := range c.Mounts {...

validateContextAndImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForLog("ready"),7	}8	validateContextAndImage(ctx, req)9}10func validateContextAndImage(ctx context.Context, req testcontainers.ContainerRequest) {11	if ctx == nil {12		log.Fatal("Context must be set")13	}14	if req.Image == "" {15		log.Fatal("Image must be set")16	}17}18import (19func main() {20	ctx := context.Background()21	req := testcontainers.ContainerRequest{22		ExposedPorts: []string{"80/tcp"},23		WaitingFor:   wait.ForLog("ready"),24	}25	validateContextAndImage(ctx, req)26}27func validateContextAndImage(ctx context.Context, req testcontainers.ContainerRequest) {28	if ctx == nil {29		log.Fatal("Context must be set")30	}31	if req.Image == "" {32		log.Fatal("Image must be set")33	}34}35import (36func main() {37	ctx := context.Background()38	req := testcontainers.ContainerRequest{39		ExposedPorts: []string{"80/tcp"},40		WaitingFor:   wait.ForLog("ready"),41	}42	validateContextAndImage(ctx, req)43}44func validateContextAndImage(ctx context.Context, req testcontainers.ContainerRequest) {45	if ctx == nil {46		log.Fatal("Context must be set")

validateContextAndImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		Cmd:          []string{"echo", "hello world"},6		ExposedPorts: []string{"80/tcp"},7		WaitingFor:   wait.ForListeningPort("80/tcp"),8	}9	container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{10	})11	if err != nil {12		log.Fatal(err)13	}14	defer func() {15		if err := container.Terminate(ctx); err != nil {16			log.Fatal(err)17		}18	}()19	ip, err := container.Host(ctx)20	if err != nil {21		log.Fatal(err)22	}23	port, err := container.MappedPort(ctx, "80")24	if err != nil {25		log.Fatal(err)26	}27	fmt.Println(ip)28	fmt.Println(port.Int())29	time.Sleep(60 * time.Second)30}

validateContextAndImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		Cmd:          []string{"echo", "hello world"},7		WaitingFor:   wait.ForLog("hello world"),8	}9	validateContextAndImage(ctx, req)10}11import (12func main() {13	ctx := context.Background()14	req := testcontainers.ContainerRequest{15		ExposedPorts: []string{"80/tcp"},16		Cmd:          []string{"echo", "hello world"},17		WaitingFor:   wait.ForLog("hello world"),18	}19	validateContextAndImage(ctx, req)20}21import (22func main() {23	ctx := context.Background()24	req := testcontainers.ContainerRequest{25		ExposedPorts: []string{"80/tcp"},26		Cmd:          []string{"echo", "hello world"},27		WaitingFor:   wait.ForLog("hello world"),28	}29	validateContextAndImage(ctx, req)30}31import (32func main() {33	ctx := context.Background()34	req := testcontainers.ContainerRequest{35		ExposedPorts: []string{"80/tcp"},36		Cmd:          []string{"echo", "hello world"},37		WaitingFor:   wait.ForLog("hello world"),38	}39	validateContextAndImage(ctx, req)40}

validateContextAndImage

Using AI Code Generation

1import (2func TestValidateContextAndImage(t *testing.T) {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForListeningPort("80/tcp"),7	}8	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{9	})10	if err != nil {11		t.Fatal(err)12	}13	defer c.Terminate(ctx)14	ip, err := c.Host(ctx)15	if err != nil {16		t.Fatal(err)17	}18	port, err := c.MappedPort(ctx, "80")19	if err != nil {20		t.Fatal(err)21	}22	fmt.Printf("Container is ready! %s:%s", ip, port.Port())23}24import (25func TestValidateContextAndImage(t *testing.T) {26	ctx := context.Background()27	req := testcontainers.ContainerRequest{28		ExposedPorts: []string{"80/tcp"},29		WaitingFor:   wait.ForListeningPort("80/tcp"),30	}31	c, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{32	})33	if err != nil {34		t.Fatal(err)35	}36	defer c.Terminate(ctx)37	ip, err := c.Host(ctx)38	if err != nil {39		t.Fatal(err)40	}41	port, err := c.MappedPort(ctx, "80")42	if err != nil {43		t.Fatal(err)44	}45	fmt.Printf("Container is ready! %s:%s", ip, port.Port())46}

validateContextAndImage

Using AI Code Generation

1import (2func main() {3	ctx := context.Background()4	req := testcontainers.ContainerRequest{5		ExposedPorts: []string{"80/tcp"},6		WaitingFor:   wait.ForLog("listening on port 80"),7	}8	err := testcontainers.ValidateContextAndImage(ctx, req)9	if err != nil {10		fmt.Println(err)11	}12}13import (14func main() {15	ctx := context.Background()16	req := testcontainers.ContainerRequest{17		ExposedPorts: []string{"80/tcp"},18		WaitingFor:   wait.ForLog("listening on port 80"),19	}20	err := testcontainers.ValidateContextAndImage(ctx, req)21	if err != nil {22		fmt.Println(err)23	}24}25import (26func main() {27	ctx := context.Background()28	req := testcontainers.ContainerRequest{29		ExposedPorts: []string{"80/tcp"},30		WaitingFor:   wait.ForLog("listening on port 80"),31	}32	err := testcontainers.ValidateContextAndImage(ctx, req)33	if err != nil {34		fmt.Println(err)35	}36}

validateContextAndImage

Using AI Code Generation

1import (2func main() {3    ctx := context.Background()4    req := testcontainers.ContainerRequest{5        Cmd:   []string{"echo", "hello world"},6    }7    container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{8    })9    if err != nil {10        log.Fatalf("Could not start container: %v", err)11    }12    defer container.Terminate(ctx)13}14func validateContextAndImage(ctx context.Context, req ContainerRequest) error {15    if req.Image == "" {16        return errors.New("Image name is empty")17    }18}19import (20func main() {21    ctx := context.Background()22    req := testcontainers.ContainerRequest{23        Cmd:   []string{"echo", "hello world"},24    }25    container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{26    })27    if err != nil {28        log.Fatalf("Could not start container: %v", err)29    }30    defer container.Terminate(ctx

validateContextAndImage

Using AI Code Generation

1func TestValidateContextAndImage(t *testing.T) {2}3func TestValidateContextAndImage(t *testing.T) {4}5func TestValidateContextAndImage(t *testing.T) {6}7func TestValidateContextAndImage(t *testing.T) {8}9func TestValidateContextAndImage(t *testing.T) {10}11func TestValidateContextAndImage(t *testing.T) {12}13func TestValidateContextAndImage(t *testing.T) {

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.