initial import

core/breaker/breaker_test.go

@@ -0,0 +1,44 @@
+package breaker
+
+import (
+	"errors"
+	"strconv"
+	"testing"
+
+	"zero/core/stat"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func init() {
+	stat.SetReporter(nil)
+}
+
+func TestCircuitBreaker_Allow(t *testing.T) {
+	b := NewBreaker()
+	assert.True(t, len(b.Name()) > 0)
+	_, err := b.Allow()
+	assert.Nil(t, err)
+}
+
+func TestLogReason(t *testing.T) {
+	b := NewBreaker()
+	assert.True(t, len(b.Name()) > 0)
+
+	for i := 0; i < 1000; i++ {
+		_ = b.Do(func() error {
+			return errors.New(strconv.Itoa(i))
+		})
+	}
+	errs := b.(*circuitBreaker).throttle.(loggedThrottle).errWin
+	assert.Equal(t, numHistoryReasons, errs.count)
+}
+
+func BenchmarkGoogleBreaker(b *testing.B) {
+	br := NewBreaker()
+	for i := 0; i < b.N; i++ {
+		_ = br.Do(func() error {
+			return nil
+		})
+	}
+}