github.com/vvnotw/moby@v1.13.1/client/image_tag_test.go (about)

     1  package client
     2  
     3  import (
     4  	"bytes"
     5  	"fmt"
     6  	"io/ioutil"
     7  	"net/http"
     8  	"strings"
     9  	"testing"
    10  
    11  	"golang.org/x/net/context"
    12  )
    13  
    14  func TestImageTagError(t *testing.T) {
    15  	client := &Client{
    16  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    17  	}
    18  
    19  	err := client.ImageTag(context.Background(), "image_id", "repo:tag")
    20  	if err == nil || err.Error() != "Error response from daemon: Server error" {
    21  		t.Fatalf("expected a Server Error, got %v", err)
    22  	}
    23  }
    24  
    25  // Note: this is not testing all the InvalidReference as it's the reponsability
    26  // of distribution/reference package.
    27  func TestImageTagInvalidReference(t *testing.T) {
    28  	client := &Client{
    29  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    30  	}
    31  
    32  	err := client.ImageTag(context.Background(), "image_id", "aa/asdf$$^/aa")
    33  	if err == nil || err.Error() != `Error parsing reference: "aa/asdf$$^/aa" is not a valid repository/tag` {
    34  		t.Fatalf("expected ErrReferenceInvalidFormat, got %v", err)
    35  	}
    36  }
    37  
    38  func TestImageTag(t *testing.T) {
    39  	expectedURL := "/images/image_id/tag"
    40  	tagCases := []struct {
    41  		reference           string
    42  		expectedQueryParams map[string]string
    43  	}{
    44  		{
    45  			reference: "repository:tag1",
    46  			expectedQueryParams: map[string]string{
    47  				"repo": "repository",
    48  				"tag":  "tag1",
    49  			},
    50  		}, {
    51  			reference: "another_repository:latest",
    52  			expectedQueryParams: map[string]string{
    53  				"repo": "another_repository",
    54  				"tag":  "latest",
    55  			},
    56  		}, {
    57  			reference: "another_repository",
    58  			expectedQueryParams: map[string]string{
    59  				"repo": "another_repository",
    60  				"tag":  "latest",
    61  			},
    62  		}, {
    63  			reference: "test/another_repository",
    64  			expectedQueryParams: map[string]string{
    65  				"repo": "test/another_repository",
    66  				"tag":  "latest",
    67  			},
    68  		}, {
    69  			reference: "test/another_repository:tag1",
    70  			expectedQueryParams: map[string]string{
    71  				"repo": "test/another_repository",
    72  				"tag":  "tag1",
    73  			},
    74  		}, {
    75  			reference: "test/test/another_repository:tag1",
    76  			expectedQueryParams: map[string]string{
    77  				"repo": "test/test/another_repository",
    78  				"tag":  "tag1",
    79  			},
    80  		}, {
    81  			reference: "test:5000/test/another_repository:tag1",
    82  			expectedQueryParams: map[string]string{
    83  				"repo": "test:5000/test/another_repository",
    84  				"tag":  "tag1",
    85  			},
    86  		}, {
    87  			reference: "test:5000/test/another_repository",
    88  			expectedQueryParams: map[string]string{
    89  				"repo": "test:5000/test/another_repository",
    90  				"tag":  "latest",
    91  			},
    92  		},
    93  	}
    94  	for _, tagCase := range tagCases {
    95  		client := &Client{
    96  			client: newMockClient(func(req *http.Request) (*http.Response, error) {
    97  				if !strings.HasPrefix(req.URL.Path, expectedURL) {
    98  					return nil, fmt.Errorf("expected URL '%s', got '%s'", expectedURL, req.URL)
    99  				}
   100  				if req.Method != "POST" {
   101  					return nil, fmt.Errorf("expected POST method, got %s", req.Method)
   102  				}
   103  				query := req.URL.Query()
   104  				for key, expected := range tagCase.expectedQueryParams {
   105  					actual := query.Get(key)
   106  					if actual != expected {
   107  						return nil, fmt.Errorf("%s not set in URL query properly. Expected '%s', got %s", key, expected, actual)
   108  					}
   109  				}
   110  				return &http.Response{
   111  					StatusCode: http.StatusOK,
   112  					Body:       ioutil.NopCloser(bytes.NewReader([]byte(""))),
   113  				}, nil
   114  			}),
   115  		}
   116  		err := client.ImageTag(context.Background(), "image_id", tagCase.reference)
   117  		if err != nil {
   118  			t.Fatal(err)
   119  		}
   120  	}
   121  }