package client
 
 import (
 	"bytes"
 	"encoding/json"
 	"fmt"
 	"io/ioutil"
 	"net/http"
 	"strings"
 	"testing"
 
 	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/api/types/filters"
 	"golang.org/x/net/context"
 )
 
 func TestContainerListError(t *testing.T) {
 	client := &Client{

 		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),

 	}
 	_, err := client.ContainerList(context.Background(), types.ContainerListOptions{})
 	if err == nil || err.Error() != "Error response from daemon: Server error" {
 		t.Fatalf("expected a Server Error, got %v", err)
 	}
 }
 
 func TestContainerList(t *testing.T) {
 	expectedURL := "/containers/json"
 	expectedFilters := `{"before":{"container":true},"label":{"label1":true,"label2":true}}`
 	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)
 			}
 			query := req.URL.Query()
 			all := query.Get("all")
 			if all != "1" {
 				return nil, fmt.Errorf("all not set in URL query properly. Expected '1', got %s", all)
 			}
 			limit := query.Get("limit")
 			if limit != "0" {
 				return nil, fmt.Errorf("limit should have not be present in query. Expected '0', got %s", limit)
 			}
 			since := query.Get("since")
 			if since != "container" {
 				return nil, fmt.Errorf("since not set in URL query properly. Expected 'container', got %s", since)
 			}
 			before := query.Get("before")
 			if before != "" {
 				return nil, fmt.Errorf("before should have not be present in query, go %s", before)
 			}
 			size := query.Get("size")
 			if size != "1" {
 				return nil, fmt.Errorf("size not set in URL query properly. Expected '1', got %s", size)
 			}
 			filters := query.Get("filters")
 			if filters != expectedFilters {
 				return nil, fmt.Errorf("expected filters incoherent '%v' with actual filters %v", expectedFilters, filters)
 			}
 
 			b, err := json.Marshal([]types.Container{
 				{
 					ID: "container_id1",
 				},
 				{
 					ID: "container_id2",
 				},
 			})
 			if err != nil {
 				return nil, err
 			}
 
 			return &http.Response{
 				StatusCode: http.StatusOK,
 				Body:       ioutil.NopCloser(bytes.NewReader(b)),
 			}, nil
 		}),
 	}
 
 	filters := filters.NewArgs()
 	filters.Add("label", "label1")
 	filters.Add("label", "label2")
 	filters.Add("before", "container")
 	containers, err := client.ContainerList(context.Background(), types.ContainerListOptions{

 		Size:    true,
 		All:     true,
 		Since:   "container",
 		Filters: filters,

 	})
 	if err != nil {
 		t.Fatal(err)
 	}
 	if len(containers) != 2 {
 		t.Fatalf("expected 2 containers, got %v", containers)
 	}
 }