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

     1  package client // import "github.com/docker/docker/client"
     2  
     3  import (
     4  	"bytes"
     5  	"context"
     6  	"encoding/json"
     7  	"fmt"
     8  	"io"
     9  	"net/http"
    10  	"strings"
    11  	"testing"
    12  
    13  	"github.com/docker/docker/api/types"
    14  	"github.com/docker/docker/api/types/filters"
    15  	"github.com/docker/docker/errdefs"
    16  )
    17  
    18  func TestNetworkListError(t *testing.T) {
    19  	client := &Client{
    20  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    21  	}
    22  
    23  	_, err := client.NetworkList(context.Background(), types.NetworkListOptions{
    24  		Filters: filters.NewArgs(),
    25  	})
    26  	if !errdefs.IsSystem(err) {
    27  		t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
    28  	}
    29  }
    30  
    31  func TestNetworkList(t *testing.T) {
    32  	expectedURL := "/networks"
    33  
    34  	noDanglingFilters := filters.NewArgs()
    35  	noDanglingFilters.Add("dangling", "false")
    36  
    37  	danglingFilters := filters.NewArgs()
    38  	danglingFilters.Add("dangling", "true")
    39  
    40  	labelFilters := filters.NewArgs()
    41  	labelFilters.Add("label", "label1")
    42  	labelFilters.Add("label", "label2")
    43  
    44  	listCases := []struct {
    45  		options         types.NetworkListOptions
    46  		expectedFilters string
    47  	}{
    48  		{
    49  			options: types.NetworkListOptions{
    50  				Filters: filters.NewArgs(),
    51  			},
    52  			expectedFilters: "",
    53  		}, {
    54  			options: types.NetworkListOptions{
    55  				Filters: noDanglingFilters,
    56  			},
    57  			expectedFilters: `{"dangling":{"false":true}}`,
    58  		}, {
    59  			options: types.NetworkListOptions{
    60  				Filters: danglingFilters,
    61  			},
    62  			expectedFilters: `{"dangling":{"true":true}}`,
    63  		}, {
    64  			options: types.NetworkListOptions{
    65  				Filters: labelFilters,
    66  			},
    67  			expectedFilters: `{"label":{"label1":true,"label2":true}}`,
    68  		},
    69  	}
    70  
    71  	for _, listCase := range listCases {
    72  		client := &Client{
    73  			client: newMockClient(func(req *http.Request) (*http.Response, error) {
    74  				if !strings.HasPrefix(req.URL.Path, expectedURL) {
    75  					return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
    76  				}
    77  				if req.Method != http.MethodGet {
    78  					return nil, fmt.Errorf("expected GET method, got %s", req.Method)
    79  				}
    80  				query := req.URL.Query()
    81  				actualFilters := query.Get("filters")
    82  				if actualFilters != listCase.expectedFilters {
    83  					return nil, fmt.Errorf("filters not set in URL query properly. Expected '%s', got %s", listCase.expectedFilters, actualFilters)
    84  				}
    85  				content, err := json.Marshal([]types.NetworkResource{
    86  					{
    87  						Name:   "network",
    88  						Driver: "bridge",
    89  					},
    90  				})
    91  				if err != nil {
    92  					return nil, err
    93  				}
    94  				return &http.Response{
    95  					StatusCode: http.StatusOK,
    96  					Body:       io.NopCloser(bytes.NewReader(content)),
    97  				}, nil
    98  			}),
    99  		}
   100  
   101  		networkResources, err := client.NetworkList(context.Background(), listCase.options)
   102  		if err != nil {
   103  			t.Fatal(err)
   104  		}
   105  		if len(networkResources) != 1 {
   106  			t.Fatalf("expected 1 network resource, got %v", networkResources)
   107  		}
   108  	}
   109  }