Add tests for the actual usability of the Decodable and Encodable interfaces

1 files changed, 13 insertions, 0 deletions

diff --git a/decode_test.go b/decode_test.go
index 8220e39..a9e81e0 100644
--- a/decode_test.go
+++ b/decode_test.go
@@ -5,6 +5,7 @@
 package lowmemjson
 
 import (
+	"io"
 	"strings"
 	"testing"
 
@@ -19,3 +20,15 @@ func TestDecodeNumber(t *testing.T) {
 	assert.Equal(t, 1, num)
 	assert.Equal(t, 2, r.Len()) // check that it didn't read too far
 }
+
+func TestDecodeObject(t *testing.T) {
+	err := DecodeObject(strings.NewReader(`{"foo":9}`),
+		func(r io.RuneScanner) error {
+			return nil
+		},
+		func(r io.RuneScanner) error {
+			var n int
+			return Decode(r, &n)
+		})
+	assert.ErrorContains(t, err, "did not consume entire")
+}