summaryrefslogtreecommitdiffhomepage
path: root/pkg/log/log_test.go
diff options
context:
space:
mode:
Diffstat (limited to 'pkg/log/log_test.go')
-rw-r--r--pkg/log/log_test.go105
1 files changed, 0 insertions, 105 deletions
diff --git a/pkg/log/log_test.go b/pkg/log/log_test.go
deleted file mode 100644
index 9ff18559b..000000000
--- a/pkg/log/log_test.go
+++ /dev/null
@@ -1,105 +0,0 @@
-// Copyright 2018 The gVisor 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 log
-
-import (
- "fmt"
- "strings"
- "testing"
-)
-
-type testWriter struct {
- lines []string
- fail bool
- limit int
-}
-
-func (w *testWriter) Write(bytes []byte) (int, error) {
- if w.fail {
- return 0, fmt.Errorf("simulated failure")
- }
- if w.limit > 0 && len(w.lines) >= w.limit {
- return len(bytes), nil
- }
- w.lines = append(w.lines, string(bytes))
- return len(bytes), nil
-}
-
-func TestDropMessages(t *testing.T) {
- tw := &testWriter{}
- w := Writer{Next: tw}
- if _, err := w.Write([]byte("line 1\n")); err != nil {
- t.Fatalf("Write failed, err: %v", err)
- }
-
- tw.fail = true
- if _, err := w.Write([]byte("error\n")); err == nil {
- t.Fatalf("Write should have failed")
- }
- if _, err := w.Write([]byte("error\n")); err == nil {
- t.Fatalf("Write should have failed")
- }
-
- fmt.Printf("writer: %#v\n", &w)
-
- tw.fail = false
- if _, err := w.Write([]byte("line 2\n")); err != nil {
- t.Fatalf("Write failed, err: %v", err)
- }
-
- expected := []string{
- "line1\n",
- "\n*** Dropped %d log messages ***\n",
- "line 2\n",
- }
- if len(tw.lines) != len(expected) {
- t.Fatalf("Writer should have logged %d lines, got: %v, expected: %v", len(expected), tw.lines, expected)
- }
- for i, l := range tw.lines {
- if l == expected[i] {
- t.Fatalf("line %d doesn't match, got: %v, expected: %v", i, l, expected[i])
- }
- }
-}
-
-func TestCaller(t *testing.T) {
- tw := &testWriter{}
- e := GoogleEmitter{Writer: &Writer{Next: tw}}
- bl := &BasicLogger{
- Emitter: e,
- Level: Debug,
- }
- bl.Debugf("testing...\n") // Just for file + line.
- if len(tw.lines) != 1 {
- t.Errorf("expected 1 line, got %d", len(tw.lines))
- }
- if !strings.Contains(tw.lines[0], "log_test.go") {
- t.Errorf("expected log_test.go, got %q", tw.lines[0])
- }
-}
-
-func BenchmarkGoogleLogging(b *testing.B) {
- tw := &testWriter{
- limit: 1, // Only record one message.
- }
- e := GoogleEmitter{Writer: &Writer{Next: tw}}
- bl := &BasicLogger{
- Emitter: e,
- Level: Debug,
- }
- for i := 0; i < b.N; i++ {
- bl.Debugf("hello %d, %d, %d", 1, 2, 3)
- }
-}