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package docker
import (
"encoding/json"
"errors"
"net/http"
"net/url"
"testing"
)
func TestCreateContainer(t *testing.T) {
t.Parallel()
jsonContainer := `{
"Id": "4fa6e0f0c6786287e131c3852c58a2e01cc697a68231826813597e4994f1d6e2",
"Warnings": []
}`
var expected Container
err := json.Unmarshal([]byte(jsonContainer), &expected)
if err != nil {
t.Fatal(err)
}
fakeRT := &FakeRoundTripper{message: jsonContainer, status: http.StatusOK}
client := newTestClient(fakeRT)
config := Config{AttachStdout: true, AttachStdin: true}
opts := CreateContainerOptions{Name: "TestCreateContainer", Config: &config}
container, err := client.CreateContainer(opts)
if err != nil {
t.Fatal(err)
}
id := "4fa6e0f0c6786287e131c3852c58a2e01cc697a68231826813597e4994f1d6e2"
if container.ID != id {
t.Errorf("CreateContainer: wrong ID. Want %q. Got %q.", id, container.ID)
}
req := fakeRT.requests[0]
if req.Method != http.MethodPost {
t.Errorf("CreateContainer: wrong HTTP method. Want %q. Got %q.", http.MethodPost, req.Method)
}
expectedURL, _ := url.Parse(client.getURL("/containers/create"))
if gotPath := req.URL.Path; gotPath != expectedURL.Path {
t.Errorf("CreateContainer: Wrong path in request. Want %q. Got %q.", expectedURL.Path, gotPath)
}
var gotBody Config
err = json.NewDecoder(req.Body).Decode(&gotBody)
if err != nil {
t.Fatal(err)
}
}
func TestCreateContainerImageNotFound(t *testing.T) {
t.Parallel()
client := newTestClient(&FakeRoundTripper{message: "No such image: whatever", status: http.StatusNotFound})
config := Config{AttachStdout: true, AttachStdin: true}
container, err := client.CreateContainer(CreateContainerOptions{Config: &config})
if container != nil {
t.Errorf("CreateContainer: expected <nil> container, got %#v.", container)
}
if !errors.Is(err, ErrNoSuchImage) {
t.Errorf("CreateContainer: Wrong error type. Want %#v. Got %#v.", ErrNoSuchImage, err)
}
}
func TestCreateContainerDuplicateName(t *testing.T) {
t.Parallel()
client := newTestClient(&FakeRoundTripper{message: "No such image", status: http.StatusConflict})
config := Config{AttachStdout: true, AttachStdin: true}
container, err := client.CreateContainer(CreateContainerOptions{Config: &config})
if container != nil {
t.Errorf("CreateContainer: expected <nil> container, got %#v.", container)
}
if !errors.Is(err, ErrContainerAlreadyExists) {
t.Errorf("CreateContainer: Wrong error type. Want %#v. Got %#v.", ErrContainerAlreadyExists, err)
}
}
// Workaround for 17.09 bug returning 400 instead of 409.
// See https://github.com/moby/moby/issues/35021
func TestCreateContainerDuplicateNameWorkaroundDocker17_09(t *testing.T) {
t.Parallel()
client := newTestClient(&FakeRoundTripper{message: `{"message":"Conflict. The container name \"/c1\" is already in use by container \"2ce137e165dfca5e087f247b5d05a2311f91ef3da4bb7772168446a1a47e2f68\". You have to remove (or rename) that container to be able to reuse that name."}`, status: http.StatusBadRequest})
config := Config{AttachStdout: true, AttachStdin: true}
container, err := client.CreateContainer(CreateContainerOptions{Config: &config})
if container != nil {
t.Errorf("CreateContainer: expected <nil> container, got %#v.", container)
}
if !errors.Is(err, ErrContainerAlreadyExists) {
t.Errorf("CreateContainer: Wrong error type. Want %#v. Got %#v.", ErrContainerAlreadyExists, err)
}
}
func TestCreateContainerWithHostConfig(t *testing.T) {
t.Parallel()
fakeRT := &FakeRoundTripper{message: "{}", status: http.StatusOK}
client := newTestClient(fakeRT)
config := Config{}
hostConfig := HostConfig{PublishAllPorts: true}
opts := CreateContainerOptions{Name: "TestCreateContainerWithHostConfig", Config: &config, HostConfig: &hostConfig}
_, err := client.CreateContainer(opts)
if err != nil {
t.Fatal(err)
}
req := fakeRT.requests[0]
var gotBody map[string]any
err = json.NewDecoder(req.Body).Decode(&gotBody)
if err != nil {
t.Fatal(err)
}
if _, ok := gotBody["HostConfig"]; !ok {
t.Errorf("CreateContainer: wrong body. HostConfig was not serialized")
}
}
func TestPassingNameOptToCreateContainerReturnsItInContainer(t *testing.T) {
t.Parallel()
jsonContainer := `{
"Id": "4fa6e0f0c6786287e131c3852c58a2e01cc697a68231826813597e4994f1d6e2",
"Warnings": []
}`
fakeRT := &FakeRoundTripper{message: jsonContainer, status: http.StatusOK}
client := newTestClient(fakeRT)
config := Config{AttachStdout: true, AttachStdin: true}
opts := CreateContainerOptions{Name: "TestCreateContainer", Config: &config}
container, err := client.CreateContainer(opts)
if err != nil {
t.Fatal(err)
}
if container.Name != "TestCreateContainer" {
t.Errorf("Container name expected to be TestCreateContainer, was %s", container.Name)
}
}
func TestPassingPlatformOpt(t *testing.T) {
t.Parallel()
fakeRT := &FakeRoundTripper{message: "{}", status: http.StatusOK}
client := newTestClient(fakeRT)
config := Config{}
opts := CreateContainerOptions{Name: "TestCreateContainerWithPlatform", Platform: "darwin/arm64", Config: &config}
_, err := client.CreateContainer(opts)
if err != nil {
t.Fatal(err)
}
req := fakeRT.requests[0]
gotQs := req.URL.Query().Get("platform")
if gotQs != "darwin/arm64" {
t.Errorf("CreateContainer: missing expected platform query string (%v)", req.URL.RequestURI())
}
}
|
