Added test hook.
diff --git a/hooks/test/test.go b/hooks/test/test.go
new file mode 100644
index 0000000..0688125
--- /dev/null
+++ b/hooks/test/test.go
@@ -0,0 +1,67 @@
+package test
+
+import (
+ "io/ioutil"
+
+ "github.com/Sirupsen/logrus"
+)
+
+// test.Hook is a hook designed for dealing with logs in test scenarios.
+type Hook struct {
+ Entries []*logrus.Entry
+}
+
+// Installs a test hook for the global logger.
+func NewGlobal() *Hook {
+
+ hook := new(Hook)
+ logrus.AddHook(hook)
+
+ return hook
+
+}
+
+// Installs a test hook for a given local logger.
+func NewLocal(logger *logrus.Logger) *Hook {
+
+ hook := new(Hook)
+ logger.Hooks.Add(hook)
+
+ return hook
+
+}
+
+// Creates a discarding logger and installs the test hook.
+func NewNullLogger() (*logrus.Logger, *Hook) {
+
+ logger := logrus.New()
+ logger.Out = ioutil.Discard
+
+ return logger, NewLocal(logger)
+
+}
+
+func (t *Hook) Fire(e *logrus.Entry) error {
+ t.Entries = append(t.Entries, e)
+ return nil
+}
+
+func (t *Hook) Levels() []logrus.Level {
+ return logrus.AllLevels
+}
+
+// LastEntry returns the last entry that was logged or nil.
+func (t *Hook) LastEntry() (l *logrus.Entry) {
+
+ if i := len(t.Entries) - 1; i < 0 {
+ return nil
+ } else {
+ return t.Entries[i]
+ }
+
+}
+
+// Reset removes all Entries from this test hook.
+func (t *Hook) Reset() {
+ t.Entries = make([]*logrus.Entry, 0)
+}
diff --git a/hooks/test/test_test.go b/hooks/test/test_test.go
new file mode 100644
index 0000000..fabe46f
--- /dev/null
+++ b/hooks/test/test_test.go
@@ -0,0 +1,36 @@
+package test
+
+import (
+ "testing"
+
+ "github.com/Sirupsen/logrus"
+ "github.com/stretchr/testify/assert"
+)
+
+func TestAllHooks(t *testing.T) {
+
+ assert := assert.New(t)
+
+ logger, hook := NewNullLogger()
+
+ logger.Error("Hello error")
+ assert.Equal(logrus.ErrorLevel, hook.LastEntry().Level)
+ assert.Equal("Hello error", hook.LastEntry().Message)
+ assert.Equal(1, len(hook.Entries))
+
+ logger.Warn("Hello warning")
+ assert.Equal(logrus.WarnLevel, hook.LastEntry().Level)
+ assert.Equal("Hello warning", hook.LastEntry().Message)
+ assert.Equal(2, len(hook.Entries))
+
+ hook.Reset()
+ assert.Equal(0, len(hook.Entries))
+
+ hook = NewGlobal()
+
+ logrus.Error("Hello error")
+ assert.Equal(logrus.ErrorLevel, hook.LastEntry().Level)
+ assert.Equal("Hello error", hook.LastEntry().Message)
+ assert.Equal(1, len(hook.Entries))
+
+}
