2
2
mirror of https://github.com/octoleo/restic.git synced 2024-12-24 20:00:21 +00:00
restic/vendor/cloud.google.com/go/errors/errors_test.go
2017-08-06 21:47:56 +02:00

213 lines
5.4 KiB
Go

// Copyright 2016 Google Inc. All Rights Reserved.
//
// 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 errors
import (
"bytes"
"errors"
"log"
"strings"
"testing"
gax "github.com/googleapis/gax-go"
"golang.org/x/net/context"
"google.golang.org/api/option"
erpb "google.golang.org/genproto/googleapis/devtools/clouderrorreporting/v1beta1"
)
const testProjectID = "testproject"
type fakeReportErrorsClient struct {
req *erpb.ReportErrorEventRequest
fail bool
}
func (c *fakeReportErrorsClient) ReportErrorEvent(ctx context.Context, req *erpb.ReportErrorEventRequest, _ ...gax.CallOption) (*erpb.ReportErrorEventResponse, error) {
if c.fail {
return nil, errors.New("request failed")
}
c.req = req
return &erpb.ReportErrorEventResponse{}, nil
}
func (c *fakeReportErrorsClient) Close() error {
return nil
}
func newTestClient(c *fakeReportErrorsClient) *Client {
newApiInterface = func(ctx context.Context, opts ...option.ClientOption) (apiInterface, error) {
return c, nil
}
t, err := NewClient(context.Background(), testProjectID, "myservice", "v1.000", false)
if err != nil {
panic(err)
}
t.RepanicDefault = false
return t
}
var ctx context.Context
func init() {
ctx = context.Background()
}
func TestCatchNothing(t *testing.T) {
fc := &fakeReportErrorsClient{}
c := newTestClient(fc)
defer func() {
r := fc.req
if r != nil {
t.Errorf("got error report, expected none")
}
}()
defer c.Catch(ctx)
}
func commonChecks(t *testing.T, req *erpb.ReportErrorEventRequest, panickingFunction string) {
if req.Event.ServiceContext.Service != "myservice" {
t.Errorf("error report didn't contain service name")
}
if req.Event.ServiceContext.Version != "v1.000" {
t.Errorf("error report didn't contain version name")
}
if !strings.Contains(req.Event.Message, "hello, error") {
t.Errorf("error report didn't contain message")
}
if !strings.Contains(req.Event.Message, panickingFunction) {
t.Errorf("error report didn't contain stack trace")
}
}
func TestCatchPanic(t *testing.T) {
fc := &fakeReportErrorsClient{}
c := newTestClient(fc)
defer func() {
r := fc.req
if r == nil {
t.Fatalf("got no error report, expected one")
}
commonChecks(t, r, "errors.TestCatchPanic")
if !strings.Contains(r.Event.Message, "divide by zero") {
t.Errorf("error report didn't contain recovered value")
}
}()
defer c.Catch(ctx, WithMessage("hello, error"))
var x int
x = x / x
}
func TestCatchPanicNilClient(t *testing.T) {
buf := new(bytes.Buffer)
log.SetOutput(buf)
defer func() {
recover()
body := buf.String()
if !strings.Contains(body, "divide by zero") {
t.Errorf("error report didn't contain recovered value")
}
if !strings.Contains(body, "hello, error") {
t.Errorf("error report didn't contain message")
}
if !strings.Contains(body, "TestCatchPanicNilClient") {
t.Errorf("error report didn't contain recovered value")
}
}()
var c *Client
defer c.Catch(ctx, WithMessage("hello, error"))
var x int
x = x / x
}
func TestLogFailedReports(t *testing.T) {
fc := &fakeReportErrorsClient{fail: true}
c := newTestClient(fc)
buf := new(bytes.Buffer)
log.SetOutput(buf)
defer func() {
recover()
body := buf.String()
if !strings.Contains(body, "hello, error") {
t.Errorf("error report didn't contain message")
}
if !strings.Contains(body, "errors.TestLogFailedReports") {
t.Errorf("error report didn't contain stack trace")
}
if !strings.Contains(body, "divide by zero") {
t.Errorf("error report didn't contain recovered value")
}
}()
defer c.Catch(ctx, WithMessage("hello, error"))
var x int
x = x / x
}
func TestCatchNilPanic(t *testing.T) {
fc := &fakeReportErrorsClient{}
c := newTestClient(fc)
defer func() {
r := fc.req
if r == nil {
t.Fatalf("got no error report, expected one")
}
commonChecks(t, r, "errors.TestCatchNilPanic")
if !strings.Contains(r.Event.Message, "nil") {
t.Errorf("error report didn't contain recovered value")
}
}()
b := true
defer c.Catch(ctx, WithMessage("hello, error"), PanicFlag(&b))
panic(nil)
}
func TestNotCatchNilPanic(t *testing.T) {
fc := &fakeReportErrorsClient{}
c := newTestClient(fc)
defer func() {
r := fc.req
if r != nil {
t.Errorf("got error report, expected none")
}
}()
defer c.Catch(ctx, WithMessage("hello, error"))
panic(nil)
}
func TestReport(t *testing.T) {
fc := &fakeReportErrorsClient{}
c := newTestClient(fc)
c.Report(ctx, nil, "hello, ", "error")
r := fc.req
if r == nil {
t.Fatalf("got no error report, expected one")
}
commonChecks(t, r, "errors.TestReport")
}
func TestReportf(t *testing.T) {
fc := &fakeReportErrorsClient{}
c := newTestClient(fc)
c.Reportf(ctx, nil, "hello, error 2+%d=%d", 2, 2+2)
r := fc.req
if r == nil {
t.Fatalf("got no error report, expected one")
}
commonChecks(t, r, "errors.TestReportf")
if !strings.Contains(r.Event.Message, "2+2=4") {
t.Errorf("error report didn't contain formatted message")
}
}