store default values during NewParser

1 files changed, 9 insertions, 0 deletions

diff --git a/parse_test.go b/parse_test.go
index 9cd8bce..47e9ccd 100644
--- a/parse_test.go
+++ b/parse_test.go
@@ -1083,6 +1083,15 @@ func TestDefaultOptionValues(t *testing.T) {
 	assert.True(t, args.G)
 }
 
+func TestDefaultUnparseable(t *testing.T) {
+	var args struct {
+		A int `default:"x"`
+	}
+
+	err := parse("", &args)
+	assert.EqualError(t, err, `error processing default value for --a: strconv.ParseInt: parsing "x": invalid syntax`)
+}
+
 func TestDefaultPositionalValues(t *testing.T) {
 	var args struct {
 		A int      `arg:"positional" default:"123"`