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authorobscuren <geffobscura@gmail.com>2014-10-31 19:56:05 +0800
committerobscuren <geffobscura@gmail.com>2014-10-31 19:56:05 +0800
commitb1c247231b11f313ca0eedff75ea563926d23f68 (patch)
tree48b2136cb65e69cb79ffac80f3cc3fdf9dba1cc8 /ethlog/loggers_test.go
parentfd9da72536b73351bbcdc1e9dbbbb8c0e4bfb21b (diff)
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ethlog => logger
Diffstat (limited to 'ethlog/loggers_test.go')
-rw-r--r--ethlog/loggers_test.go174
1 files changed, 0 insertions, 174 deletions
diff --git a/ethlog/loggers_test.go b/ethlog/loggers_test.go
deleted file mode 100644
index cf92e3cc6..000000000
--- a/ethlog/loggers_test.go
+++ /dev/null
@@ -1,174 +0,0 @@
-package ethlog
-
-import (
- "io/ioutil"
- "math/rand"
- "os"
- "sync"
- "testing"
- "time"
-)
-
-type TestLogSystem struct {
- mutex sync.Mutex
- output string
- level LogLevel
-}
-
-func (ls *TestLogSystem) LogPrint(level LogLevel, msg string) {
- ls.mutex.Lock()
- ls.output += msg
- ls.mutex.Unlock()
-}
-
-func (ls *TestLogSystem) SetLogLevel(i LogLevel) {
- ls.mutex.Lock()
- ls.level = i
- ls.mutex.Unlock()
-}
-
-func (ls *TestLogSystem) GetLogLevel() LogLevel {
- ls.mutex.Lock()
- defer ls.mutex.Unlock()
- return ls.level
-}
-
-func (ls *TestLogSystem) CheckOutput(t *testing.T, expected string) {
- ls.mutex.Lock()
- output := ls.output
- ls.mutex.Unlock()
- if output != expected {
- t.Errorf("log output mismatch:\n got: %q\n want: %q\n", output, expected)
- }
-}
-
-type blockedLogSystem struct {
- LogSystem
- unblock chan struct{}
-}
-
-func (ls blockedLogSystem) LogPrint(level LogLevel, msg string) {
- <-ls.unblock
- ls.LogSystem.LogPrint(level, msg)
-}
-
-func TestLoggerFlush(t *testing.T) {
- Reset()
-
- logger := NewLogger("TEST")
- ls := blockedLogSystem{&TestLogSystem{level: WarnLevel}, make(chan struct{})}
- AddLogSystem(ls)
- for i := 0; i < 5; i++ {
- // these writes shouldn't hang even though ls is blocked
- logger.Errorf(".")
- }
-
- beforeFlush := time.Now()
- time.AfterFunc(80*time.Millisecond, func() { close(ls.unblock) })
- Flush() // this should hang for approx. 80ms
- if blockd := time.Now().Sub(beforeFlush); blockd < 80*time.Millisecond {
- t.Errorf("Flush didn't block long enough, blocked for %v, should've been >= 80ms", blockd)
- }
-
- ls.LogSystem.(*TestLogSystem).CheckOutput(t, "[TEST] .[TEST] .[TEST] .[TEST] .[TEST] .")
-}
-
-func TestLoggerPrintln(t *testing.T) {
- Reset()
-
- logger := NewLogger("TEST")
- testLogSystem := &TestLogSystem{level: WarnLevel}
- AddLogSystem(testLogSystem)
- logger.Errorln("error")
- logger.Warnln("warn")
- logger.Infoln("info")
- logger.Debugln("debug")
- Flush()
-
- testLogSystem.CheckOutput(t, "[TEST] error\n[TEST] warn\n")
-}
-
-func TestLoggerPrintf(t *testing.T) {
- Reset()
-
- logger := NewLogger("TEST")
- testLogSystem := &TestLogSystem{level: WarnLevel}
- AddLogSystem(testLogSystem)
- logger.Errorf("error to %v\n", []int{1, 2, 3})
- logger.Warnf("warn %%d %d", 5)
- logger.Infof("info")
- logger.Debugf("debug")
- Flush()
- testLogSystem.CheckOutput(t, "[TEST] error to [1 2 3]\n[TEST] warn %d 5")
-}
-
-func TestMultipleLogSystems(t *testing.T) {
- Reset()
-
- logger := NewLogger("TEST")
- testLogSystem0 := &TestLogSystem{level: ErrorLevel}
- testLogSystem1 := &TestLogSystem{level: WarnLevel}
- AddLogSystem(testLogSystem0)
- AddLogSystem(testLogSystem1)
- logger.Errorln("error")
- logger.Warnln("warn")
- Flush()
-
- testLogSystem0.CheckOutput(t, "[TEST] error\n")
- testLogSystem1.CheckOutput(t, "[TEST] error\n[TEST] warn\n")
-}
-
-func TestFileLogSystem(t *testing.T) {
- Reset()
-
- logger := NewLogger("TEST")
- filename := "test.log"
- file, _ := os.OpenFile(filename, os.O_RDWR|os.O_CREATE, os.ModePerm)
- testLogSystem := NewStdLogSystem(file, 0, WarnLevel)
- AddLogSystem(testLogSystem)
- logger.Errorf("error to %s\n", filename)
- logger.Warnln("warn")
- Flush()
- contents, _ := ioutil.ReadFile(filename)
- output := string(contents)
- if output != "[TEST] error to test.log\n[TEST] warn\n" {
- t.Error("Expected contents of file 'test.log': '[TEST] error to test.log\\n[TEST] warn\\n', got ", output)
- } else {
- os.Remove(filename)
- }
-}
-
-func TestNoLogSystem(t *testing.T) {
- Reset()
-
- logger := NewLogger("TEST")
- logger.Warnln("warn")
- Flush()
-}
-
-func TestConcurrentAddSystem(t *testing.T) {
- rand.Seed(time.Now().Unix())
- Reset()
-
- logger := NewLogger("TEST")
- stop := make(chan struct{})
- writer := func() {
- select {
- case <-stop:
- return
- default:
- logger.Infoln("foo")
- Flush()
- }
- }
-
- go writer()
- go writer()
-
- stopTime := time.Now().Add(100 * time.Millisecond)
- for time.Now().Before(stopTime) {
- time.Sleep(time.Duration(rand.Intn(20)) * time.Millisecond)
- AddLogSystem(NewStdLogSystem(ioutil.Discard, 0, InfoLevel))
- }
- close(stop)
-}