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logger.go
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logger.go
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package main
import (
"bytes"
rlog "github.com/sirupsen/logrus"
sf "github.com/snowflakedb/gosnowflake"
"log"
"strings"
)
type testLogger struct {
*rlog.Logger
}
func (log *testLogger) SetLogLevel(level string) error {
actualLevel, err := rlog.ParseLevel(level)
if err != nil {
return err
}
log.Level = actualLevel
return nil
}
func createTestLogger() testLogger {
var logging = testLogger{rlog.New()}
var formatter = rlog.JSONFormatter{CallerPrettyfier: sf.SFCallerPrettyfier}
logging.SetReportCaller(true)
logging.SetFormatter(&formatter)
return logging
}
func main() {
buf := &bytes.Buffer{}
buf2 := &bytes.Buffer{}
var mylog = sf.GetLogger()
mylog.SetOutput(buf)
mylog.Info("Hello I am default")
mylog.Info("Hello II amm default")
mylog.Debug("Default I am debug NOT SHOWN")
mylog.SetLogLevel("debug")
mylog.Debug("Default II amm debug TO SHOW")
var testlog = sf.CreateDefaultLogger()
testlog.SetLogLevel("debug")
testlog.SetOutput(buf)
testlog.SetOutput(buf2)
sf.SetLogger(&testlog)
var mylog2 = (sf.GetLogger()).(sf.SFLogger)
mylog2.Debug("test debug log is shown")
mylog2.SetLogLevel("info")
mylog2.Debug("test debug log is not shownII")
log.Print("Expect all true values:")
// verify logger switch
var strbuf = buf.String()
log.Printf("%t:%t:%t:%t", strings.Contains(strbuf, "I am default"),
strings.Contains(strbuf, "II amm default"),
!strings.Contains(strbuf, "test debug log is shown"),
strings.Contains(buf2.String(), "test debug log is shown"))
// verify log level switch
log.Printf("%t:%t:%t:%t", !strings.Contains(strbuf, "Default I am debug NOT SHOWN"),
strings.Contains(strbuf, "Default II amm debug TO SHOW"),
strings.Contains(buf2.String(), "test debug log is shown"),
!strings.Contains(buf2.String(), "test debug log is not shownII"))
}