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package matchers
import (
"fmt"
"net/http"
"net/http/httptest"
"reflect"
"strings"
"github.com/onsi/gomega/format"
"github.com/onsi/gomega/internal/gutil"
)
type HaveHTTPStatusMatcher struct {
Expected []interface{}
}
func (matcher *HaveHTTPStatusMatcher) Match(actual interface{}) (success bool, err error) {
var resp *http.Response
switch a := actual.(type) {
case *http.Response:
resp = a
case *httptest.ResponseRecorder:
resp = a.Result()
default:
return false, fmt.Errorf("HaveHTTPStatus matcher expects *http.Response or *httptest.ResponseRecorder. Got:\n%s", format.Object(actual, 1))
}
if len(matcher.Expected) == 0 {
return false, fmt.Errorf("HaveHTTPStatus matcher must be passed an int or a string. Got nothing")
}
for _, expected := range matcher.Expected {
switch e := expected.(type) {
case int:
if resp.StatusCode == e {
return true, nil
}
case string:
if resp.Status == e {
return true, nil
}
default:
return false, fmt.Errorf("HaveHTTPStatus matcher must be passed int or string types. Got:\n%s", format.Object(expected, 1))
}
}
return false, nil
}
func (matcher *HaveHTTPStatusMatcher) FailureMessage(actual interface{}) (message string) {
return fmt.Sprintf("Expected\n%s\n%s\n%s", formatHttpResponse(actual), "to have HTTP status", matcher.expectedString())
}
func (matcher *HaveHTTPStatusMatcher) NegatedFailureMessage(actual interface{}) (message string) {
return fmt.Sprintf("Expected\n%s\n%s\n%s", formatHttpResponse(actual), "not to have HTTP status", matcher.expectedString())
}
func (matcher *HaveHTTPStatusMatcher) expectedString() string {
var lines []string
for _, expected := range matcher.Expected {
lines = append(lines, format.Object(expected, 1))
}
return strings.Join(lines, "\n")
}
func formatHttpResponse(input interface{}) string {
var resp *http.Response
switch r := input.(type) {
case *http.Response:
resp = r
case *httptest.ResponseRecorder:
resp = r.Result()
default:
return "cannot format invalid HTTP response"
}
body := "<nil>"
if resp.Body != nil {
defer resp.Body.Close()
data, err := gutil.ReadAll(resp.Body)
if err != nil {
data = []byte("<error reading body>")
}
body = format.Object(string(data), 0)
}
var s strings.Builder
s.WriteString(fmt.Sprintf("%s<%s>: {\n", format.Indent, reflect.TypeOf(input)))
s.WriteString(fmt.Sprintf("%s%sStatus: %s\n", format.Indent, format.Indent, format.Object(resp.Status, 0)))
s.WriteString(fmt.Sprintf("%s%sStatusCode: %s\n", format.Indent, format.Indent, format.Object(resp.StatusCode, 0)))
s.WriteString(fmt.Sprintf("%s%sBody: %s\n", format.Indent, format.Indent, body))
s.WriteString(fmt.Sprintf("%s}", format.Indent))
return s.String()
}
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