Merge pull request #845 from yanana/make-level-implement-text-unmarshaler

Make logrus.Level implement encoding.TextUnmarshaler

logrus_test.go

@@ -508,6 +508,19 @@ func TestParseLevel(t *testing.T) {
 	assert.Equal(t, "not a valid logrus Level: \"invalid\"", err.Error())
 }
 
+func TestUnmarshalText(t *testing.T) {
+	var u Level
+	for _, level := range AllLevels {
+		t.Run(level.String(), func(t *testing.T) {
+			assert.NoError(t, u.UnmarshalText([]byte(level.String())))
+			assert.Equal(t, level, u)
+		})
+	}
+	t.Run("invalid", func(t *testing.T) {
+		assert.Error(t, u.UnmarshalText([]byte("invalid")))
+	})
+}
+
 func TestGetSetLevelRace(t *testing.T) {
 	wg := sync.WaitGroup{}
 	for i := 0; i < 100; i++ {