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package client // import "github.com/docker/docker/client"
import (
"bytes"
"context"
"fmt"
"io"
"net/http"
"reflect"
"strings"
"testing"
"github.com/docker/docker/errdefs"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestImageSaveError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.ImageSave(context.Background(), []string{"nothing"})
assert.Check(t, is.ErrorType(err, errdefs.IsSystem))
}
func TestImageSave(t *testing.T) {
expectedURL := "/images/get"
client := &Client{
client: newMockClient(func(r *http.Request) (*http.Response, error) {
if !strings.HasPrefix(r.URL.Path, expectedURL) {
return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, r.URL)
}
query := r.URL.Query()
names := query["names"]
expectedNames := []string{"image_id1", "image_id2"}
if !reflect.DeepEqual(names, expectedNames) {
return nil, fmt.Errorf("names not set in URL query properly. Expected %v, got %v", names, expectedNames)
}
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader([]byte("response"))),
}, nil
}),
}
saveResponse, err := client.ImageSave(context.Background(), []string{"image_id1", "image_id2"})
if err != nil {
t.Fatal(err)
}
response, err := io.ReadAll(saveResponse)
if err != nil {
t.Fatal(err)
}
saveResponse.Close()
if string(response) != "response" {
t.Fatalf("expected response to contain 'response', got %s", string(response))
}
}
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