From 0dde487c4334a9b0a28daef367210a2e3624f9c9 Mon Sep 17 00:00:00 2001
From: Warren He <w@oasislabs.com>
Date: Tue, 21 Nov 2023 16:02:07 -0800
Subject: [PATCH] common: add BigInt tests

---
 common/types_test.go | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 common/types_test.go

diff --git a/common/types_test.go b/common/types_test.go
new file mode 100644
index 000000000..5d94bdd97
--- /dev/null
+++ b/common/types_test.go
@@ -0,0 +1,33 @@
+package common
+
+import (
+	"encoding/json"
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestBigInt(t *testing.T) {
+	var v BigInt
+
+	textRef := []byte("11111111111111111111")
+	err := v.UnmarshalText(textRef)
+	require.NoError(t, err)
+	textRoundTrip, err := v.MarshalText()
+	require.NoError(t, err)
+	require.Equal(t, textRef, textRoundTrip)
+
+	jsonRef := []byte("\"22222222222222222222\"")
+	err = json.Unmarshal(jsonRef, &v)
+	require.NoError(t, err)
+	jsonRoundTrip, err := json.Marshal(v)
+	require.NoError(t, err)
+	require.Equal(t, jsonRef, jsonRoundTrip)
+
+	stringRef := "33333333333333333333"
+	err = v.Int.UnmarshalText([]byte(stringRef))
+	require.NoError(t, err)
+	stringRoundTrip := fmt.Sprintf("%v", v)
+	require.Equal(t, stringRef, stringRoundTrip)
+}