moby/client/image_prune_test.go
Sebastiaan van Stijn de10c7d013
client: reduce string-matching in tests
These checks were redundant, as we were not expecting
a specific string, just that a server-error or authentication
error was returned.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2019-10-13 17:00:40 +02:00

122 lines
2.9 KiB
Go

package client // import "github.com/docker/docker/client"
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"strings"
"testing"
"github.com/docker/docker/errdefs"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"gotest.tools/assert"
is "gotest.tools/assert/cmp"
)
func TestImagesPruneError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
version: "1.25",
}
_, err := client.ImagesPrune(context.Background(), filters.NewArgs())
if !errdefs.IsSystem(err) {
t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
}
}
func TestImagesPrune(t *testing.T) {
expectedURL := "/v1.25/images/prune"
danglingFilters := filters.NewArgs()
danglingFilters.Add("dangling", "true")
noDanglingFilters := filters.NewArgs()
noDanglingFilters.Add("dangling", "false")
labelFilters := filters.NewArgs()
labelFilters.Add("dangling", "true")
labelFilters.Add("label", "label1=foo")
labelFilters.Add("label", "label2!=bar")
listCases := []struct {
filters filters.Args
expectedQueryParams map[string]string
}{
{
filters: filters.Args{},
expectedQueryParams: map[string]string{
"until": "",
"filter": "",
"filters": "",
},
},
{
filters: danglingFilters,
expectedQueryParams: map[string]string{
"until": "",
"filter": "",
"filters": `{"dangling":{"true":true}}`,
},
},
{
filters: noDanglingFilters,
expectedQueryParams: map[string]string{
"until": "",
"filter": "",
"filters": `{"dangling":{"false":true}}`,
},
},
{
filters: labelFilters,
expectedQueryParams: map[string]string{
"until": "",
"filter": "",
"filters": `{"dangling":{"true":true},"label":{"label1=foo":true,"label2!=bar":true}}`,
},
},
}
for _, listCase := range listCases {
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
if !strings.HasPrefix(req.URL.Path, expectedURL) {
return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
}
query := req.URL.Query()
for key, expected := range listCase.expectedQueryParams {
actual := query.Get(key)
assert.Check(t, is.Equal(expected, actual))
}
content, err := json.Marshal(types.ImagesPruneReport{
ImagesDeleted: []types.ImageDeleteResponseItem{
{
Deleted: "image_id1",
},
{
Deleted: "image_id2",
},
},
SpaceReclaimed: 9999,
})
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(bytes.NewReader(content)),
}, nil
}),
version: "1.25",
}
report, err := client.ImagesPrune(context.Background(), listCase.filters)
assert.Check(t, err)
assert.Check(t, is.Len(report.ImagesDeleted, 2))
assert.Check(t, is.Equal(uint64(9999), report.SpaceReclaimed))
}
}