github.com/kaisenlinux/docker.io@v0.0.0-20230510090727-ea55db55fac7/engine/client/image_tag_test.go (about)

     1  package client // import "github.com/docker/docker/client"
     2  
     3  import (
     4  	"bytes"
     5  	"context"
     6  	"fmt"
     7  	"io"
     8  	"net/http"
     9  	"strings"
    10  	"testing"
    11  
    12  	"github.com/docker/docker/errdefs"
    13  )
    14  
    15  func TestImageTagError(t *testing.T) {
    16  	client := &Client{
    17  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    18  	}
    19  
    20  	err := client.ImageTag(context.Background(), "image_id", "repo:tag")
    21  	if !errdefs.IsSystem(err) {
    22  		t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
    23  	}
    24  }
    25  
    26  // Note: this is not testing all the InvalidReference as it's the responsibility
    27  // of distribution/reference package.
    28  func TestImageTagInvalidReference(t *testing.T) {
    29  	client := &Client{
    30  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    31  	}
    32  
    33  	err := client.ImageTag(context.Background(), "image_id", "aa/asdf$$^/aa")
    34  	if err == nil || err.Error() != `Error parsing reference: "aa/asdf$$^/aa" is not a valid repository/tag: invalid reference format` {
    35  		t.Fatalf("expected ErrReferenceInvalidFormat, got %v", err)
    36  	}
    37  }
    38  
    39  func TestImageTagInvalidSourceImageName(t *testing.T) {
    40  	client := &Client{
    41  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    42  	}
    43  
    44  	err := client.ImageTag(context.Background(), "invalid_source_image_name_", "repo:tag")
    45  	if err == nil || err.Error() != "Error parsing reference: \"invalid_source_image_name_\" is not a valid repository/tag: invalid reference format" {
    46  		t.Fatalf("expected Parsing Reference Error, got %v", err)
    47  	}
    48  }
    49  
    50  func TestImageTagHexSource(t *testing.T) {
    51  	client := &Client{
    52  		client: newMockClient(errorMock(http.StatusOK, "OK")),
    53  	}
    54  
    55  	err := client.ImageTag(context.Background(), "0d409d33b27e47423b049f7f863faa08655a8c901749c2b25b93ca67d01a470d", "repo:tag")
    56  	if err != nil {
    57  		t.Fatalf("got error: %v", err)
    58  	}
    59  }
    60  
    61  func TestImageTag(t *testing.T) {
    62  	expectedURL := "/images/image_id/tag"
    63  	tagCases := []struct {
    64  		reference           string
    65  		expectedQueryParams map[string]string
    66  	}{
    67  		{
    68  			reference: "repository:tag1",
    69  			expectedQueryParams: map[string]string{
    70  				"repo": "repository",
    71  				"tag":  "tag1",
    72  			},
    73  		}, {
    74  			reference: "another_repository:latest",
    75  			expectedQueryParams: map[string]string{
    76  				"repo": "another_repository",
    77  				"tag":  "latest",
    78  			},
    79  		}, {
    80  			reference: "another_repository",
    81  			expectedQueryParams: map[string]string{
    82  				"repo": "another_repository",
    83  				"tag":  "latest",
    84  			},
    85  		}, {
    86  			reference: "test/another_repository",
    87  			expectedQueryParams: map[string]string{
    88  				"repo": "test/another_repository",
    89  				"tag":  "latest",
    90  			},
    91  		}, {
    92  			reference: "test/another_repository:tag1",
    93  			expectedQueryParams: map[string]string{
    94  				"repo": "test/another_repository",
    95  				"tag":  "tag1",
    96  			},
    97  		}, {
    98  			reference: "test/test/another_repository:tag1",
    99  			expectedQueryParams: map[string]string{
   100  				"repo": "test/test/another_repository",
   101  				"tag":  "tag1",
   102  			},
   103  		}, {
   104  			reference: "test:5000/test/another_repository:tag1",
   105  			expectedQueryParams: map[string]string{
   106  				"repo": "test:5000/test/another_repository",
   107  				"tag":  "tag1",
   108  			},
   109  		}, {
   110  			reference: "test:5000/test/another_repository",
   111  			expectedQueryParams: map[string]string{
   112  				"repo": "test:5000/test/another_repository",
   113  				"tag":  "latest",
   114  			},
   115  		},
   116  	}
   117  	for _, tagCase := range tagCases {
   118  		client := &Client{
   119  			client: newMockClient(func(req *http.Request) (*http.Response, error) {
   120  				if !strings.HasPrefix(req.URL.Path, expectedURL) {
   121  					return nil, fmt.Errorf("expected URL '%s', got '%s'", expectedURL, req.URL)
   122  				}
   123  				if req.Method != http.MethodPost {
   124  					return nil, fmt.Errorf("expected POST method, got %s", req.Method)
   125  				}
   126  				query := req.URL.Query()
   127  				for key, expected := range tagCase.expectedQueryParams {
   128  					actual := query.Get(key)
   129  					if actual != expected {
   130  						return nil, fmt.Errorf("%s not set in URL query properly. Expected '%s', got %s", key, expected, actual)
   131  					}
   132  				}
   133  				return &http.Response{
   134  					StatusCode: http.StatusOK,
   135  					Body:       io.NopCloser(bytes.NewReader([]byte(""))),
   136  				}, nil
   137  			}),
   138  		}
   139  		err := client.ImageTag(context.Background(), "image_id", tagCase.reference)
   140  		if err != nil {
   141  			t.Fatal(err)
   142  		}
   143  	}
   144  }