1 files changed, 41 insertions, 0 deletions
diff --git a/src/log/example_test.go b/src/log/example_test.go
new file mode 100644
index 0000000..769d076
--- /dev/null
+++ b/src/log/example_test.go
@@ -0,0 +1,41 @@
+// Copyright 2013 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package log_test
+
+import (
+	"bytes"
+	"fmt"
+	"log"
+)
+
+func ExampleLogger() {
+	var (
+		buf    bytes.Buffer
+		logger = log.New(&buf, "logger: ", log.Lshortfile)
+	)
+
+	logger.Print("Hello, log file!")
+
+	fmt.Print(&buf)
+	// Output:
+	// logger: example_test.go:19: Hello, log file!
+}
+
+func ExampleLogger_Output() {
+	var (
+		buf    bytes.Buffer
+		logger = log.New(&buf, "INFO: ", log.Lshortfile)
+
+		infof = func(info string) {
+			logger.Output(2, info)
+		}
+	)
+
+	infof("Hello world")
+
+	fmt.Print(&buf)
+	// Output:
+	// INFO: example_test.go:36: Hello world
+}