forked from cerc-io/plugeth
68 lines
2.0 KiB
Go
68 lines
2.0 KiB
Go
package log
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import (
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"bytes"
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"os"
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"strings"
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"testing"
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)
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// TestLoggingWithTrace checks that if BackTraceAt is set, then the
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// gloghandler is capable of spitting out a stacktrace
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func TestLoggingWithTrace(t *testing.T) {
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defer stackEnabled.Store(stackEnabled.Load())
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out := new(bytes.Buffer)
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logger := New()
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{
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glog := NewGlogHandler(StreamHandler(out, TerminalFormat(false)))
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glog.Verbosity(LvlTrace)
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if err := glog.BacktraceAt("logger_test.go:24"); err != nil {
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t.Fatal(err)
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}
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logger.SetHandler(glog)
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}
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logger.Trace("a message", "foo", "bar") // Will be bumped to INFO
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have := out.String()
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if !strings.HasPrefix(have, "INFO") {
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t.Fatalf("backtraceat should bump level to info: %s", have)
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}
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// The timestamp is locale-dependent, so we want to trim that off
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// "INFO [01-01|00:00:00.000] a messag ..." -> "a messag..."
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have = strings.Split(have, "]")[1]
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wantPrefix := " a message\n\ngoroutine"
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if !strings.HasPrefix(have, wantPrefix) {
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t.Errorf("\nhave: %q\nwant: %q\n", have, wantPrefix)
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}
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}
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// TestLoggingWithVmodule checks that vmodule works.
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func TestLoggingWithVmodule(t *testing.T) {
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defer stackEnabled.Store(stackEnabled.Load())
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out := new(bytes.Buffer)
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logger := New()
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{
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glog := NewGlogHandler(StreamHandler(out, TerminalFormat(false)))
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glog.Verbosity(LvlCrit)
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logger.SetHandler(glog)
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logger.Warn("This should not be seen", "ignored", "true")
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glog.Vmodule("logger_test.go=5")
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}
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logger.Trace("a message", "foo", "bar")
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have := out.String()
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// The timestamp is locale-dependent, so we want to trim that off
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// "INFO [01-01|00:00:00.000] a messag ..." -> "a messag..."
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have = strings.Split(have, "]")[1]
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want := " a message foo=bar\n"
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if have != want {
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t.Errorf("\nhave: %q\nwant: %q\n", have, want)
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}
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}
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func BenchmarkTraceLogging(b *testing.B) {
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Root().SetHandler(LvlFilterHandler(LvlInfo, StreamHandler(os.Stderr, TerminalFormat(true))))
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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Trace("a message", "v", i)
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}
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}
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