mirror of https://github.com/restic/restic.git
216 lines
5.5 KiB
Go
216 lines
5.5 KiB
Go
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// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package errorreporting
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import (
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"bytes"
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"errors"
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"log"
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"strings"
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"testing"
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"cloud.google.com/go/logging"
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"golang.org/x/net/context"
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"google.golang.org/api/option"
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)
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type fakeLogger struct {
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entry *logging.Entry
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fail bool
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}
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func (c *fakeLogger) LogSync(ctx context.Context, e logging.Entry) error {
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if c.fail {
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return errors.New("request failed")
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}
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c.entry = &e
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return nil
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}
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func (c *fakeLogger) Close() error {
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return nil
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}
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func newTestClientUsingLogging(c *fakeLogger) *Client {
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newLoggerInterface = func(ctx context.Context, project string, opts ...option.ClientOption) (loggerInterface, error) {
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return c, nil
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}
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t, err := NewClient(context.Background(), testProjectID, "myservice", "v1.000", true)
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if err != nil {
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panic(err)
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}
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t.RepanicDefault = false
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return t
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}
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func TestCatchNothingUsingLogging(t *testing.T) {
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fl := &fakeLogger{}
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c := newTestClientUsingLogging(fl)
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defer func() {
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e := fl.entry
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if e != nil {
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t.Errorf("got error report, expected none")
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}
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}()
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defer c.Catch(ctx)
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}
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func entryMessage(e *logging.Entry) string {
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return e.Payload.(map[string]interface{})["message"].(string)
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}
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func commonLoggingChecks(t *testing.T, e *logging.Entry, panickingFunction string) {
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if e.Payload.(map[string]interface{})["serviceContext"].(map[string]string)["service"] != "myservice" {
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t.Errorf("error report didn't contain service name")
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}
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if e.Payload.(map[string]interface{})["serviceContext"].(map[string]string)["version"] != "v1.000" {
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t.Errorf("error report didn't contain version name")
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}
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if !strings.Contains(entryMessage(e), "hello, error") {
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t.Errorf("error report didn't contain message")
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}
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if !strings.Contains(entryMessage(e), panickingFunction) {
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t.Errorf("error report didn't contain stack trace")
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}
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}
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func TestCatchPanicUsingLogging(t *testing.T) {
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fl := &fakeLogger{}
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c := newTestClientUsingLogging(fl)
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defer func() {
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e := fl.entry
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if e == nil {
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t.Fatalf("got no error report, expected one")
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}
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commonLoggingChecks(t, e, "TestCatchPanic")
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if !strings.Contains(entryMessage(e), "divide by zero") {
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t.Errorf("error report didn't contain recovered value")
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}
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}()
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defer c.Catch(ctx, WithMessage("hello, error"))
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var x int
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x = x / x
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}
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func TestCatchPanicNilClientUsingLogging(t *testing.T) {
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buf := new(bytes.Buffer)
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log.SetOutput(buf)
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defer func() {
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recover()
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body := buf.String()
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if !strings.Contains(body, "divide by zero") {
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t.Errorf("error report didn't contain recovered value")
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}
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if !strings.Contains(body, "hello, error") {
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t.Errorf("error report didn't contain message")
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}
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if !strings.Contains(body, "TestCatchPanicNilClient") {
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t.Errorf("error report didn't contain recovered value")
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}
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}()
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var c *Client
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defer c.Catch(ctx, WithMessage("hello, error"))
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var x int
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x = x / x
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}
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func TestLogFailedReportsUsingLogging(t *testing.T) {
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fl := &fakeLogger{fail: true}
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c := newTestClientUsingLogging(fl)
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buf := new(bytes.Buffer)
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log.SetOutput(buf)
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defer func() {
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recover()
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body := buf.String()
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if !strings.Contains(body, "hello, error") {
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t.Errorf("error report didn't contain message")
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}
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if !strings.Contains(body, "errorreporting.TestLogFailedReports") {
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t.Errorf("error report didn't contain stack trace")
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}
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if !strings.Contains(body, "divide by zero") {
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t.Errorf("error report didn't contain recovered value")
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}
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}()
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defer c.Catch(ctx, WithMessage("hello, error"))
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var x int
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x = x / x
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}
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func TestCatchNilPanicUsingLogging(t *testing.T) {
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fl := &fakeLogger{}
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c := newTestClientUsingLogging(fl)
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defer func() {
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e := fl.entry
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if e == nil {
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t.Fatalf("got no error report, expected one")
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}
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commonLoggingChecks(t, e, "TestCatchNilPanic")
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if !strings.Contains(entryMessage(e), "nil") {
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t.Errorf("error report didn't contain recovered value")
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}
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}()
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b := true
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defer c.Catch(ctx, WithMessage("hello, error"), PanicFlag(&b))
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panic(nil)
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}
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func TestNotCatchNilPanicUsingLogging(t *testing.T) {
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fl := &fakeLogger{}
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c := newTestClientUsingLogging(fl)
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defer func() {
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e := fl.entry
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if e != nil {
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t.Errorf("got error report, expected none")
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}
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}()
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defer c.Catch(ctx, WithMessage("hello, error"))
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panic(nil)
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}
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func TestReportUsingLogging(t *testing.T) {
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fl := &fakeLogger{}
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c := newTestClientUsingLogging(fl)
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c.Report(ctx, nil, "hello, ", "error")
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e := fl.entry
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if e == nil {
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t.Fatalf("got no error report, expected one")
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}
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commonLoggingChecks(t, e, "TestReport")
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}
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func TestReportfUsingLogging(t *testing.T) {
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fl := &fakeLogger{}
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c := newTestClientUsingLogging(fl)
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c.Reportf(ctx, nil, "hello, error 2+%d=%d", 2, 2+2)
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e := fl.entry
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if e == nil {
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t.Fatalf("got no error report, expected one")
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}
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commonLoggingChecks(t, e, "TestReportf")
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if !strings.Contains(entryMessage(e), "2+2=4") {
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t.Errorf("error report didn't contain formatted message")
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}
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}
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func TestCloseUsingLogging(t *testing.T) {
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fl := &fakeLogger{}
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c := newTestClientUsingLogging(fl)
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err := c.Close()
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if err != nil {
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t.Fatal(err)
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}
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}
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