package client
 
 import (
 	"bytes"
 	"fmt"
 	"io/ioutil"
 	"net/http"
 	"strings"
 	"testing"
 
 	"golang.org/x/net/context"
 )
 
 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)
 	}
 }
 
 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)
 		}
 	}
 }