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// Code below is taken from https://github.com/distribution/distribution/blob/a4d9db5a884b70be0c96dd6a7a9dbef4f2798c51/registry/client/errors.go
// Copyright 2022 github.com/distribution/distribution authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package docker
import (
"bytes"
"io"
"net/http"
"strings"
"testing"
)
func TestHandleErrorResponse401ValidBody(t *testing.T) {
json := []byte("{\"errors\":[{\"code\":\"UNAUTHORIZED\",\"message\":\"action requires authentication\"}]}")
response := &http.Response{
Status: "401 Unauthorized",
StatusCode: 401,
Body: io.NopCloser(bytes.NewReader(json)),
}
err := handleErrorResponse(response)
expectedMsg := "unauthorized: action requires authentication"
if !strings.Contains(err.Error(), expectedMsg) {
t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error())
}
}
func TestHandleErrorResponse401WithInvalidBody(t *testing.T) {
json := []byte("{invalid json}")
response := &http.Response{
Status: "401 Unauthorized",
StatusCode: 401,
Body: io.NopCloser(bytes.NewReader(json)),
}
err := handleErrorResponse(response)
expectedMsg := "unauthorized: authentication required"
if !strings.Contains(err.Error(), expectedMsg) {
t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error())
}
}
func TestHandleErrorResponseExpectedStatusCode400ValidBody(t *testing.T) {
json := []byte("{\"errors\":[{\"code\":\"DIGEST_INVALID\",\"message\":\"provided digest does not match\"}]}")
response := &http.Response{
Status: "400 Bad Request",
StatusCode: 400,
Body: io.NopCloser(bytes.NewReader(json)),
}
err := handleErrorResponse(response)
expectedMsg := "digest invalid: provided digest does not match"
if !strings.Contains(err.Error(), expectedMsg) {
t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error())
}
}
func TestHandleErrorResponseExpectedStatusCode404EmptyErrorSlice(t *testing.T) {
json := []byte(`{"randomkey": "randomvalue"}`)
response := &http.Response{
Status: "404 Not Found",
StatusCode: 404,
Body: io.NopCloser(bytes.NewReader(json)),
}
err := handleErrorResponse(response)
expectedMsg := `error parsing HTTP 404 response body: no error details found in HTTP response body: "{\"randomkey\": \"randomvalue\"}"`
if !strings.Contains(err.Error(), expectedMsg) {
t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error())
}
}
func TestHandleErrorResponseExpectedStatusCode404InvalidBody(t *testing.T) {
json := []byte("{invalid json}")
response := &http.Response{
Status: "404 Not Found",
StatusCode: 404,
Body: io.NopCloser(bytes.NewReader(json)),
}
err := handleErrorResponse(response)
expectedMsg := "error parsing HTTP 404 response body: invalid character 'i' looking for beginning of object key string: \"{invalid json}\""
if !strings.Contains(err.Error(), expectedMsg) {
t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error())
}
}
func TestHandleErrorResponseUnexpectedStatusCode501(t *testing.T) {
response := &http.Response{
Status: "501 Not Implemented",
StatusCode: 501,
Body: io.NopCloser(bytes.NewReader([]byte("{\"Error Encountered\" : \"Function not implemented.\"}"))),
}
err := handleErrorResponse(response)
expectedMsg := "received unexpected HTTP status: 501 Not Implemented"
if !strings.Contains(err.Error(), expectedMsg) {
t.Errorf("Expected \"%s\", got: \"%s\"", expectedMsg, err.Error())
}
}
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