test: checking ErrorList conditions

moov-io · Dec 13, 2023 · 0987d2c · 0987d2c
1 parent cf13e69
commit 0987d2c
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/error_test.go b/error_test.go
@@ -9,6 +9,8 @@ import (
 	"errors"
 	"strings"
 	"testing"
+
+	"github.com/stretchr/testify/require"
 )
 
 func TestParseError_Error(t *testing.T) {
@@ -117,6 +119,18 @@ func TestErrorList_Empty(t *testing.T) {
 	buf.Reset()
 }
 
+func TestErrorList__EmptyThenNot(t *testing.T) {
+	var el ErrorList
+	require.NoError(t, el.Err())
+	require.Equal(t, "<nil>", el.Error())
+	require.True(t, el.Empty())
+
+	el.Add(errors.New("bad thing"))
+	require.Error(t, el.Err())
+	require.Equal(t, "bad thing", el.Error())
+	require.False(t, el.Empty())
+}
+
 func TestErrorList_MarshalJSON(t *testing.T) {
 	errorList := ErrorList{}
 	errorList.Add(errors.New("testing"))