github.com/rawahars/moby@v24.0.4+incompatible/client/image_prune_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/errdefs"
    14  
    15  	"github.com/docker/docker/api/types"
    16  	"github.com/docker/docker/api/types/filters"
    17  	"gotest.tools/v3/assert"
    18  	is "gotest.tools/v3/assert/cmp"
    19  )
    20  
    21  func TestImagesPruneError(t *testing.T) {
    22  	client := &Client{
    23  		client:  newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    24  		version: "1.25",
    25  	}
    26  
    27  	_, err := client.ImagesPrune(context.Background(), filters.NewArgs())
    28  	if !errdefs.IsSystem(err) {
    29  		t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
    30  	}
    31  }
    32  
    33  func TestImagesPrune(t *testing.T) {
    34  	const expectedURL = "/v1.25/images/prune"
    35  
    36  	listCases := []struct {
    37  		filters             filters.Args
    38  		expectedQueryParams map[string]string
    39  	}{
    40  		{
    41  			filters: filters.Args{},
    42  			expectedQueryParams: map[string]string{
    43  				"until":   "",
    44  				"filter":  "",
    45  				"filters": "",
    46  			},
    47  		},
    48  		{
    49  			filters: filters.NewArgs(filters.Arg("dangling", "true")),
    50  			expectedQueryParams: map[string]string{
    51  				"until":   "",
    52  				"filter":  "",
    53  				"filters": `{"dangling":{"true":true}}`,
    54  			},
    55  		},
    56  		{
    57  			filters: filters.NewArgs(filters.Arg("dangling", "false")),
    58  			expectedQueryParams: map[string]string{
    59  				"until":   "",
    60  				"filter":  "",
    61  				"filters": `{"dangling":{"false":true}}`,
    62  			},
    63  		},
    64  		{
    65  			filters: filters.NewArgs(
    66  				filters.Arg("dangling", "true"),
    67  				filters.Arg("label", "label1=foo"),
    68  				filters.Arg("label", "label2!=bar"),
    69  			),
    70  			expectedQueryParams: map[string]string{
    71  				"until":   "",
    72  				"filter":  "",
    73  				"filters": `{"dangling":{"true":true},"label":{"label1=foo":true,"label2!=bar":true}}`,
    74  			},
    75  		},
    76  	}
    77  	for _, listCase := range listCases {
    78  		client := &Client{
    79  			client: newMockClient(func(req *http.Request) (*http.Response, error) {
    80  				if !strings.HasPrefix(req.URL.Path, expectedURL) {
    81  					return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
    82  				}
    83  				query := req.URL.Query()
    84  				for key, expected := range listCase.expectedQueryParams {
    85  					actual := query.Get(key)
    86  					assert.Check(t, is.Equal(expected, actual))
    87  				}
    88  				content, err := json.Marshal(types.ImagesPruneReport{
    89  					ImagesDeleted: []types.ImageDeleteResponseItem{
    90  						{
    91  							Deleted: "image_id1",
    92  						},
    93  						{
    94  							Deleted: "image_id2",
    95  						},
    96  					},
    97  					SpaceReclaimed: 9999,
    98  				})
    99  				if err != nil {
   100  					return nil, err
   101  				}
   102  				return &http.Response{
   103  					StatusCode: http.StatusOK,
   104  					Body:       io.NopCloser(bytes.NewReader(content)),
   105  				}, nil
   106  			}),
   107  			version: "1.25",
   108  		}
   109  
   110  		report, err := client.ImagesPrune(context.Background(), listCase.filters)
   111  		assert.Check(t, err)
   112  		assert.Check(t, is.Len(report.ImagesDeleted, 2))
   113  		assert.Check(t, is.Equal(uint64(9999), report.SpaceReclaimed))
   114  	}
   115  }