package drivers // import "github.com/docker/docker/volume/drivers" import ( "fmt" "net/http" "net/http/httptest" "net/url" "strings" "testing" "github.com/docker/docker/pkg/plugins" "github.com/docker/go-connections/tlsconfig" ) func TestVolumeRequestError(t *testing.T) { mux := http.NewServeMux() server := httptest.NewServer(mux) defer server.Close() mux.HandleFunc("/VolumeDriver.Create", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") fmt.Fprintln(w, `{"Err": "Cannot create volume"}`) }) mux.HandleFunc("/VolumeDriver.Remove", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") fmt.Fprintln(w, `{"Err": "Cannot remove volume"}`) }) mux.HandleFunc("/VolumeDriver.Mount", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") fmt.Fprintln(w, `{"Err": "Cannot mount volume"}`) }) mux.HandleFunc("/VolumeDriver.Unmount", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") fmt.Fprintln(w, `{"Err": "Cannot unmount volume"}`) }) mux.HandleFunc("/VolumeDriver.Path", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") fmt.Fprintln(w, `{"Err": "Unknown volume"}`) }) mux.HandleFunc("/VolumeDriver.List", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") fmt.Fprintln(w, `{"Err": "Cannot list volumes"}`) }) mux.HandleFunc("/VolumeDriver.Get", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") fmt.Fprintln(w, `{"Err": "Cannot get volume"}`) }) mux.HandleFunc("/VolumeDriver.Capabilities", func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/vnd.docker.plugins.v1+json") http.Error(w, "error", 500) }) u, _ := url.Parse(server.URL) client, err := plugins.NewClient("tcp://"+u.Host, &tlsconfig.Options{InsecureSkipVerify: true}) if err != nil { t.Fatal(err) } driver := volumeDriverProxy{client} if err = driver.Create("volume", nil); err == nil { t.Fatal("Expected error, was nil") } if !strings.Contains(err.Error(), "Cannot create volume") { t.Fatalf("Unexpected error: %v\n", err) } _, err = driver.Mount("volume", "123") if err == nil { t.Fatal("Expected error, was nil") } if !strings.Contains(err.Error(), "Cannot mount volume") { t.Fatalf("Unexpected error: %v\n", err) } err = driver.Unmount("volume", "123") if err == nil { t.Fatal("Expected error, was nil") } if !strings.Contains(err.Error(), "Cannot unmount volume") { t.Fatalf("Unexpected error: %v\n", err) } err = driver.Remove("volume") if err == nil { t.Fatal("Expected error, was nil") } if !strings.Contains(err.Error(), "Cannot remove volume") { t.Fatalf("Unexpected error: %v\n", err) } _, err = driver.Path("volume") if err == nil { t.Fatal("Expected error, was nil") } if !strings.Contains(err.Error(), "Unknown volume") { t.Fatalf("Unexpected error: %v\n", err) } _, err = driver.List() if err == nil { t.Fatal("Expected error, was nil") } if !strings.Contains(err.Error(), "Cannot list volumes") { t.Fatalf("Unexpected error: %v\n", err) } _, err = driver.Get("volume") if err == nil { t.Fatal("Expected error, was nil") } if !strings.Contains(err.Error(), "Cannot get volume") { t.Fatalf("Unexpected error: %v\n", err) } _, err = driver.Capabilities() if err == nil { t.Fatal(err) } }