clair/vendor/github.com/grpc-ecosystem/grpc-gateway/runtime/errors_test.go
2017-06-13 15:58:11 -04:00

58 lines
1.5 KiB
Go

package runtime_test
import (
"encoding/json"
"fmt"
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"golang.org/x/net/context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func TestDefaultHTTPError(t *testing.T) {
ctx := context.Background()
for _, spec := range []struct {
err error
status int
msg string
}{
{
err: fmt.Errorf("example error"),
status: http.StatusInternalServerError,
msg: "example error",
},
{
err: status.Error(codes.NotFound, "no such resource"),
status: http.StatusNotFound,
msg: "no such resource",
},
} {
w := httptest.NewRecorder()
req, _ := http.NewRequest("", "", nil) // Pass in an empty request to match the signature
runtime.DefaultHTTPError(ctx, &runtime.ServeMux{}, &runtime.JSONBuiltin{}, w, req, spec.err)
if got, want := w.Header().Get("Content-Type"), "application/json"; got != want {
t.Errorf(`w.Header().Get("Content-Type") = %q; want %q; on spec.err=%v`, got, want, spec.err)
}
if got, want := w.Code, spec.status; got != want {
t.Errorf("w.Code = %d; want %d", got, want)
}
body := make(map[string]interface{})
if err := json.Unmarshal(w.Body.Bytes(), &body); err != nil {
t.Errorf("json.Unmarshal(%q, &body) failed with %v; want success", w.Body.Bytes(), err)
continue
}
if got, want := body["error"].(string), spec.msg; !strings.Contains(got, want) {
t.Errorf(`body["error"] = %q; want %q; on spec.err=%v`, got, want, spec.err)
}
}
}