package client // import "github.com/docker/docker/client" import ( "bytes" "context" "encoding/json" "fmt" "io/ioutil" "log" "net/http" "strings" "testing" "time" "github.com/docker/docker/api/types/container" "github.com/docker/docker/errdefs" ) func TestContainerWaitError(t *testing.T) { client := &Client{ client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")), } resultC, errC := client.ContainerWait(context.Background(), "nothing", "") select { case result := <-resultC: t.Fatalf("expected to not get a wait result, got %d", result.StatusCode) case err := <-errC: if err.Error() != "Error response from daemon: Server error" { t.Fatalf("expected a Server Error, got %v", err) } if !errdefs.IsSystem(err) { t.Fatalf("expected a Server Error, got %T", err) } } } func TestContainerWait(t *testing.T) { expectedURL := "/containers/container_id/wait" client := &Client{ client: newMockClient(func(req *http.Request) (*http.Response, error) { if !strings.HasPrefix(req.URL.Path, expectedURL) { return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL) } b, err := json.Marshal(container.ContainerWaitOKBody{ StatusCode: 15, }) if err != nil { return nil, err } return &http.Response{ StatusCode: http.StatusOK, Body: ioutil.NopCloser(bytes.NewReader(b)), }, nil }), } resultC, errC := client.ContainerWait(context.Background(), "container_id", "") select { case err := <-errC: t.Fatal(err) case result := <-resultC: if result.StatusCode != 15 { t.Fatalf("expected a status code equal to '15', got %d", result.StatusCode) } } } func ExampleClient_ContainerWait_withTimeout() { ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) defer cancel() client, _ := NewClientWithOpts(FromEnv) _, errC := client.ContainerWait(ctx, "container_id", "") if err := <-errC; err != nil { log.Fatal(err) } }