Add glide.yaml and vendor deps

vendor/github.com/docker/engine-api/client/image_save_test.go

@@ -0,0 +1,58 @@
+package client
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"reflect"
+	"testing"
+
+	"golang.org/x/net/context"
+
+	"strings"
+)
+
+func TestImageSaveError(t *testing.T) {
+	client := &Client{
+		transport: newMockClient(nil, errorMock(http.StatusInternalServerError, "Server error")),
+	}
+	_, err := client.ImageSave(context.Background(), []string{"nothing"})
+	if err == nil || err.Error() != "Error response from daemon: Server error" {
+		t.Fatalf("expected a Server error, got %v", err)
+	}
+}
+
+func TestImageSave(t *testing.T) {
+	expectedURL := "/images/get"
+	client := &Client{
+		transport: newMockClient(nil, func(r *http.Request) (*http.Response, error) {
+			if !strings.HasPrefix(r.URL.Path, expectedURL) {
+				return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, r.URL)
+			}
+			query := r.URL.Query()
+			names := query["names"]
+			expectedNames := []string{"image_id1", "image_id2"}
+			if !reflect.DeepEqual(names, expectedNames) {
+				return nil, fmt.Errorf("names not set in URL query properly. Expected %v, got %v", names, expectedNames)
+			}
+
+			return &http.Response{
+				StatusCode: http.StatusOK,
+				Body:       ioutil.NopCloser(bytes.NewReader([]byte("response"))),
+			}, nil
+		}),
+	}
+	saveResponse, err := client.ImageSave(context.Background(), []string{"image_id1", "image_id2"})
+	if err != nil {
+		t.Fatal(err)
+	}
+	response, err := ioutil.ReadAll(saveResponse)
+	if err != nil {
+		t.Fatal(err)
+	}
+	saveResponse.Close()
+	if string(response) != "response" {
+		t.Fatalf("expected response to contain 'response', got %s", string(response))
+	}
+}