Files
nats-server/server/errors_test.go
Matthias Hanel 2754968e33 Renaming IsErr to ErrorIs
Signed-off-by: Matthias Hanel <mh@synadia.com>
2020-02-25 19:53:09 -05:00

75 lines
2.3 KiB
Go

// Copyright 2020 The NATS 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 server
import (
"strings"
"testing"
)
func TestErrCtx(t *testing.T) {
ctx := "Extra context information"
e := NewErrorCtx(ErrWrongGateway, ctx)
if e.Error() != ErrWrongGateway.Error() {
t.Fatalf("%v and %v are supposed to be identical", e, ErrWrongGateway)
}
if e == ErrWrongGateway {
t.Fatalf("%v and %v can't be compared this way", e, ErrWrongGateway)
}
if !ErrorIs(e, ErrWrongGateway) {
t.Fatalf("%s and %s ", e, ErrWrongGateway)
}
if UnpackIfErrorCtx(ErrWrongGateway) != ErrWrongGateway.Error() {
t.Fatalf("Error of different type should be processed unchanged")
}
trace := UnpackIfErrorCtx(e)
if !strings.HasPrefix(trace, ErrWrongGateway.Error()) {
t.Fatalf("original error needs to remain")
}
if !strings.HasSuffix(trace, ctx) {
t.Fatalf("ctx needs to be added")
}
}
func TestErrCtxWrapped(t *testing.T) {
ctxO := "Original Ctx"
eO := NewErrorCtx(ErrWrongGateway, ctxO)
ctx := "Extra context information"
e := NewErrorCtx(eO, ctx)
if e.Error() != ErrWrongGateway.Error() {
t.Fatalf("%v and %v are supposed to be identical", e, ErrWrongGateway)
}
if e == ErrWrongGateway {
t.Fatalf("%v and %v can't be compared this way", e, ErrWrongGateway)
}
if !ErrorIs(e, ErrWrongGateway) {
t.Fatalf("%s and %s ", e, ErrWrongGateway)
}
if UnpackIfErrorCtx(ErrWrongGateway) != ErrWrongGateway.Error() {
t.Fatalf("Error of different type should be processed unchanged")
}
trace := UnpackIfErrorCtx(e)
if !strings.HasPrefix(trace, ErrWrongGateway.Error()) {
t.Fatalf("original error needs to remain")
}
if !strings.HasSuffix(trace, ctx) {
t.Fatalf("ctx needs to be added")
}
if !strings.Contains(trace, ctxO) {
t.Fatalf("Needs to contain every context")
}
}