375 строки
9.6 KiB
Go
375 строки
9.6 KiB
Go
/*
|
|
*
|
|
* Copyright 2017 gRPC 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 status
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
"testing"
|
|
|
|
"github.com/golang/protobuf/proto"
|
|
"github.com/golang/protobuf/ptypes"
|
|
apb "github.com/golang/protobuf/ptypes/any"
|
|
dpb "github.com/golang/protobuf/ptypes/duration"
|
|
"github.com/google/go-cmp/cmp"
|
|
cpb "google.golang.org/genproto/googleapis/rpc/code"
|
|
epb "google.golang.org/genproto/googleapis/rpc/errdetails"
|
|
spb "google.golang.org/genproto/googleapis/rpc/status"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/internal/grpctest"
|
|
"google.golang.org/grpc/internal/status"
|
|
)
|
|
|
|
type s struct {
|
|
grpctest.Tester
|
|
}
|
|
|
|
func Test(t *testing.T) {
|
|
grpctest.RunSubTests(t, s{})
|
|
}
|
|
|
|
// errEqual is essentially a copy of testutils.StatusErrEqual(), to avoid a
|
|
// cyclic dependency.
|
|
func errEqual(err1, err2 error) bool {
|
|
status1, ok := FromError(err1)
|
|
if !ok {
|
|
return false
|
|
}
|
|
status2, ok := FromError(err2)
|
|
if !ok {
|
|
return false
|
|
}
|
|
return proto.Equal(status1.Proto(), status2.Proto())
|
|
}
|
|
|
|
func (s) TestErrorsWithSameParameters(t *testing.T) {
|
|
const description = "some description"
|
|
e1 := Errorf(codes.AlreadyExists, description)
|
|
e2 := Errorf(codes.AlreadyExists, description)
|
|
if e1 == e2 || !errEqual(e1, e2) {
|
|
t.Fatalf("Errors should be equivalent but unique - e1: %v, %v e2: %p, %v", e1.(*status.Error), e1, e2.(*status.Error), e2)
|
|
}
|
|
}
|
|
|
|
func (s) TestFromToProto(t *testing.T) {
|
|
s := &spb.Status{
|
|
Code: int32(codes.Internal),
|
|
Message: "test test test",
|
|
Details: []*apb.Any{{TypeUrl: "foo", Value: []byte{3, 2, 1}}},
|
|
}
|
|
|
|
err := FromProto(s)
|
|
if got := err.Proto(); !proto.Equal(s, got) {
|
|
t.Fatalf("Expected errors to be identical - s: %v got: %v", s, got)
|
|
}
|
|
}
|
|
|
|
func (s) TestFromNilProto(t *testing.T) {
|
|
tests := []*Status{nil, FromProto(nil)}
|
|
for _, s := range tests {
|
|
if c := s.Code(); c != codes.OK {
|
|
t.Errorf("s: %v - Expected s.Code() = OK; got %v", s, c)
|
|
}
|
|
if m := s.Message(); m != "" {
|
|
t.Errorf("s: %v - Expected s.Message() = \"\"; got %q", s, m)
|
|
}
|
|
if p := s.Proto(); p != nil {
|
|
t.Errorf("s: %v - Expected s.Proto() = nil; got %q", s, p)
|
|
}
|
|
if e := s.Err(); e != nil {
|
|
t.Errorf("s: %v - Expected s.Err() = nil; got %v", s, e)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s) TestError(t *testing.T) {
|
|
err := Error(codes.Internal, "test description")
|
|
if got, want := err.Error(), "rpc error: code = Internal desc = test description"; got != want {
|
|
t.Fatalf("err.Error() = %q; want %q", got, want)
|
|
}
|
|
s, _ := FromError(err)
|
|
if got, want := s.Code(), codes.Internal; got != want {
|
|
t.Fatalf("err.Code() = %s; want %s", got, want)
|
|
}
|
|
if got, want := s.Message(), "test description"; got != want {
|
|
t.Fatalf("err.Message() = %s; want %s", got, want)
|
|
}
|
|
}
|
|
|
|
func (s) TestErrorOK(t *testing.T) {
|
|
err := Error(codes.OK, "foo")
|
|
if err != nil {
|
|
t.Fatalf("Error(codes.OK, _) = %p; want nil", err.(*status.Error))
|
|
}
|
|
}
|
|
|
|
func (s) TestErrorProtoOK(t *testing.T) {
|
|
s := &spb.Status{Code: int32(codes.OK)}
|
|
if got := ErrorProto(s); got != nil {
|
|
t.Fatalf("ErrorProto(%v) = %v; want nil", s, got)
|
|
}
|
|
}
|
|
|
|
func (s) TestFromError(t *testing.T) {
|
|
code, message := codes.Internal, "test description"
|
|
err := Error(code, message)
|
|
s, ok := FromError(err)
|
|
if !ok || s.Code() != code || s.Message() != message || s.Err() == nil {
|
|
t.Fatalf("FromError(%v) = %v, %v; want <Code()=%s, Message()=%q, Err()!=nil>, true", err, s, ok, code, message)
|
|
}
|
|
}
|
|
|
|
func (s) TestFromErrorOK(t *testing.T) {
|
|
code, message := codes.OK, ""
|
|
s, ok := FromError(nil)
|
|
if !ok || s.Code() != code || s.Message() != message || s.Err() != nil {
|
|
t.Fatalf("FromError(nil) = %v, %v; want <Code()=%s, Message()=%q, Err=nil>, true", s, ok, code, message)
|
|
}
|
|
}
|
|
|
|
type customError struct {
|
|
Code codes.Code
|
|
Message string
|
|
Details []*apb.Any
|
|
}
|
|
|
|
func (c customError) Error() string {
|
|
return fmt.Sprintf("rpc error: code = %s desc = %s", c.Code, c.Message)
|
|
}
|
|
|
|
func (c customError) GRPCStatus() *Status {
|
|
return status.FromProto(&spb.Status{
|
|
Code: int32(c.Code),
|
|
Message: c.Message,
|
|
Details: c.Details,
|
|
})
|
|
}
|
|
|
|
func (s) TestFromErrorImplementsInterface(t *testing.T) {
|
|
code, message := codes.Internal, "test description"
|
|
details := []*apb.Any{{
|
|
TypeUrl: "testUrl",
|
|
Value: []byte("testValue"),
|
|
}}
|
|
err := customError{
|
|
Code: code,
|
|
Message: message,
|
|
Details: details,
|
|
}
|
|
s, ok := FromError(err)
|
|
if !ok || s.Code() != code || s.Message() != message || s.Err() == nil {
|
|
t.Fatalf("FromError(%v) = %v, %v; want <Code()=%s, Message()=%q, Err()!=nil>, true", err, s, ok, code, message)
|
|
}
|
|
pd := s.Proto().GetDetails()
|
|
if len(pd) != 1 || !proto.Equal(pd[0], details[0]) {
|
|
t.Fatalf("s.Proto.GetDetails() = %v; want <Details()=%s>", pd, details)
|
|
}
|
|
}
|
|
|
|
func (s) TestFromErrorUnknownError(t *testing.T) {
|
|
code, message := codes.Unknown, "unknown error"
|
|
err := errors.New("unknown error")
|
|
s, ok := FromError(err)
|
|
if ok || s.Code() != code || s.Message() != message {
|
|
t.Fatalf("FromError(%v) = %v, %v; want <Code()=%s, Message()=%q>, false", err, s, ok, code, message)
|
|
}
|
|
}
|
|
|
|
func (s) TestConvertKnownError(t *testing.T) {
|
|
code, message := codes.Internal, "test description"
|
|
err := Error(code, message)
|
|
s := Convert(err)
|
|
if s.Code() != code || s.Message() != message {
|
|
t.Fatalf("Convert(%v) = %v; want <Code()=%s, Message()=%q>", err, s, code, message)
|
|
}
|
|
}
|
|
|
|
func (s) TestConvertUnknownError(t *testing.T) {
|
|
code, message := codes.Unknown, "unknown error"
|
|
err := errors.New("unknown error")
|
|
s := Convert(err)
|
|
if s.Code() != code || s.Message() != message {
|
|
t.Fatalf("Convert(%v) = %v; want <Code()=%s, Message()=%q>", err, s, code, message)
|
|
}
|
|
}
|
|
|
|
func (s) TestStatus_ErrorDetails(t *testing.T) {
|
|
tests := []struct {
|
|
code codes.Code
|
|
details []proto.Message
|
|
}{
|
|
{
|
|
code: codes.NotFound,
|
|
details: nil,
|
|
},
|
|
{
|
|
code: codes.NotFound,
|
|
details: []proto.Message{
|
|
&epb.ResourceInfo{
|
|
ResourceType: "book",
|
|
ResourceName: "projects/1234/books/5678",
|
|
Owner: "User",
|
|
},
|
|
},
|
|
},
|
|
{
|
|
code: codes.Internal,
|
|
details: []proto.Message{
|
|
&epb.DebugInfo{
|
|
StackEntries: []string{
|
|
"first stack",
|
|
"second stack",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
code: codes.Unavailable,
|
|
details: []proto.Message{
|
|
&epb.RetryInfo{
|
|
RetryDelay: &dpb.Duration{Seconds: 60},
|
|
},
|
|
&epb.ResourceInfo{
|
|
ResourceType: "book",
|
|
ResourceName: "projects/1234/books/5678",
|
|
Owner: "User",
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
s, err := New(tc.code, "").WithDetails(tc.details...)
|
|
if err != nil {
|
|
t.Fatalf("(%v).WithDetails(%+v) failed: %v", str(s), tc.details, err)
|
|
}
|
|
details := s.Details()
|
|
for i := range details {
|
|
if !proto.Equal(details[i].(proto.Message), tc.details[i]) {
|
|
t.Fatalf("(%v).Details()[%d] = %+v, want %+v", str(s), i, details[i], tc.details[i])
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s) TestStatus_WithDetails_Fail(t *testing.T) {
|
|
tests := []*Status{
|
|
nil,
|
|
FromProto(nil),
|
|
New(codes.OK, ""),
|
|
}
|
|
for _, s := range tests {
|
|
if s, err := s.WithDetails(); err == nil || s != nil {
|
|
t.Fatalf("(%v).WithDetails(%+v) = %v, %v; want nil, non-nil", str(s), []proto.Message{}, s, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s) TestStatus_ErrorDetails_Fail(t *testing.T) {
|
|
tests := []struct {
|
|
s *Status
|
|
i []interface{}
|
|
}{
|
|
{
|
|
nil,
|
|
nil,
|
|
},
|
|
{
|
|
FromProto(nil),
|
|
nil,
|
|
},
|
|
{
|
|
New(codes.OK, ""),
|
|
[]interface{}{},
|
|
},
|
|
{
|
|
FromProto(&spb.Status{
|
|
Code: int32(cpb.Code_CANCELLED),
|
|
Details: []*apb.Any{
|
|
{
|
|
TypeUrl: "",
|
|
Value: []byte{},
|
|
},
|
|
mustMarshalAny(&epb.ResourceInfo{
|
|
ResourceType: "book",
|
|
ResourceName: "projects/1234/books/5678",
|
|
Owner: "User",
|
|
}),
|
|
},
|
|
}),
|
|
[]interface{}{
|
|
errors.New(`message type url "" is invalid`),
|
|
&epb.ResourceInfo{
|
|
ResourceType: "book",
|
|
ResourceName: "projects/1234/books/5678",
|
|
Owner: "User",
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, tc := range tests {
|
|
got := tc.s.Details()
|
|
if !cmp.Equal(got, tc.i, cmp.Comparer(proto.Equal), cmp.Comparer(equalError)) {
|
|
t.Errorf("(%v).Details() = %+v, want %+v", str(tc.s), got, tc.i)
|
|
}
|
|
}
|
|
}
|
|
|
|
func equalError(x, y error) bool {
|
|
return x == y || (x != nil && y != nil && x.Error() == y.Error())
|
|
}
|
|
|
|
func str(s *Status) string {
|
|
if s == nil {
|
|
return "nil"
|
|
}
|
|
if s.Proto() == nil {
|
|
return "<Code=OK>"
|
|
}
|
|
return fmt.Sprintf("<Code=%v, Message=%q, Details=%+v>", s.Code(), s.Message(), s.Details())
|
|
}
|
|
|
|
// mustMarshalAny converts a protobuf message to an any.
|
|
func mustMarshalAny(msg proto.Message) *apb.Any {
|
|
any, err := ptypes.MarshalAny(msg)
|
|
if err != nil {
|
|
panic(fmt.Sprintf("ptypes.MarshalAny(%+v) failed: %v", msg, err))
|
|
}
|
|
return any
|
|
}
|
|
|
|
func (s) TestFromContextError(t *testing.T) {
|
|
testCases := []struct {
|
|
in error
|
|
want *Status
|
|
}{
|
|
{in: nil, want: New(codes.OK, "")},
|
|
{in: context.DeadlineExceeded, want: New(codes.DeadlineExceeded, context.DeadlineExceeded.Error())},
|
|
{in: context.Canceled, want: New(codes.Canceled, context.Canceled.Error())},
|
|
{in: errors.New("other"), want: New(codes.Unknown, "other")},
|
|
}
|
|
for _, tc := range testCases {
|
|
got := FromContextError(tc.in)
|
|
if got.Code() != tc.want.Code() || got.Message() != tc.want.Message() {
|
|
t.Errorf("FromContextError(%v) = %v; want %v", tc.in, got, tc.want)
|
|
}
|
|
}
|
|
}
|