initial import

core/errorx/batcherror_test.go

@@ -0,0 +1,48 @@
+package errorx
+
+import (
+	"errors"
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+const (
+	err1 = "first error"
+	err2 = "second error"
+)
+
+func TestBatchErrorNil(t *testing.T) {
+	var batch BatchError
+	assert.Nil(t, batch.Err())
+	assert.False(t, batch.NotNil())
+	batch.Add(nil)
+	assert.Nil(t, batch.Err())
+	assert.False(t, batch.NotNil())
+}
+
+func TestBatchErrorNilFromFunc(t *testing.T) {
+	err := func() error {
+		var be BatchError
+		return be.Err()
+	}()
+	assert.True(t, err == nil)
+}
+
+func TestBatchErrorOneError(t *testing.T) {
+	var batch BatchError
+	batch.Add(errors.New(err1))
+	assert.NotNil(t, batch)
+	assert.Equal(t, err1, batch.Err().Error())
+	assert.True(t, batch.NotNil())
+}
+
+func TestBatchErrorWithErrors(t *testing.T) {
+	var batch BatchError
+	batch.Add(errors.New(err1))
+	batch.Add(errors.New(err2))
+	assert.NotNil(t, batch)
+	assert.Equal(t, fmt.Sprintf("%s\n%s", err1, err2), batch.Err().Error())
+	assert.True(t, batch.NotNil())
+}