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package client // import "github.com/docker/docker/client"
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"strings"
"testing"
"github.com/docker/docker/api/types"
"github.com/docker/docker/errdefs"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestImageRemoveError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.ImageRemove(context.Background(), "image_id", types.ImageRemoveOptions{})
if !errdefs.IsSystem(err) {
t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
}
}
func TestImageRemoveImageNotFound(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusNotFound, "missing")),
}
_, err := client.ImageRemove(context.Background(), "unknown", types.ImageRemoveOptions{})
assert.Check(t, is.Error(err, "Error: No such image: unknown"))
assert.Check(t, IsErrNotFound(err))
}
func TestImageRemove(t *testing.T) {
expectedURL := "/images/image_id"
removeCases := []struct {
force bool
pruneChildren bool
expectedQueryParams map[string]string
}{
{
force: false,
pruneChildren: false,
expectedQueryParams: map[string]string{
"force": "",
"noprune": "1",
},
}, {
force: true,
pruneChildren: true,
expectedQueryParams: map[string]string{
"force": "1",
"noprune": "",
},
},
}
for _, removeCase := range removeCases {
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)
}
if req.Method != http.MethodDelete {
return nil, fmt.Errorf("expected DELETE method, got %s", req.Method)
}
query := req.URL.Query()
for key, expected := range removeCase.expectedQueryParams {
actual := query.Get(key)
if actual != expected {
return nil, fmt.Errorf("%s not set in URL query properly. Expected '%s', got %s", key, expected, actual)
}
}
b, err := json.Marshal([]types.ImageDeleteResponseItem{
{
Untagged: "image_id1",
},
{
Deleted: "image_id",
},
})
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(bytes.NewReader(b)),
}, nil
}),
}
imageDeletes, err := client.ImageRemove(context.Background(), "image_id", types.ImageRemoveOptions{
Force: removeCase.force,
PruneChildren: removeCase.pruneChildren,
})
if err != nil {
t.Fatal(err)
}
if len(imageDeletes) != 2 {
t.Fatalf("expected 2 deleted images, got %v", imageDeletes)
}
}
}
|
