package client // import "github.com/docker/docker/client" import ( "bytes" "context" "fmt" "io/ioutil" "net/http" "strings" "testing" "github.com/docker/docker/errdefs" ) func TestSwarmLeaveError(t *testing.T) { client := &Client{ client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")), } err := client.SwarmLeave(context.Background(), false) if err == nil || 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 TestSwarmLeave(t *testing.T) { expectedURL := "/swarm/leave" leaveCases := []struct { force bool expectedForce string }{ { expectedForce: "", }, { force: true, expectedForce: "1", }, } for _, leaveCase := range leaveCases { 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) } if req.Method != "POST" { return nil, fmt.Errorf("expected POST method, got %s", req.Method) } force := req.URL.Query().Get("force") if force != leaveCase.expectedForce { return nil, fmt.Errorf("force not set in URL query properly. expected '%s', got %s", leaveCase.expectedForce, force) } return &http.Response{ StatusCode: http.StatusOK, Body: ioutil.NopCloser(bytes.NewReader([]byte(""))), }, nil }), } err := client.SwarmLeave(context.Background(), leaveCase.force) if err != nil { t.Fatal(err) } } }