From c534569970c7bc3ef397c39387e7873e7e519501 Mon Sep 17 00:00:00 2001
From: loloicci <loloicci@linecorp.com>
Date: Wed, 22 Mar 2023 16:19:03 +0900
Subject: [PATCH] feat: implement ValidateDynamicLinkInterface to vm

---
 lib.go      | 10 ++++++++++
 lib_test.go | 21 +++++++++++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/lib.go b/lib.go
index 55de51ea..3167de79 100644
--- a/lib.go
+++ b/lib.go
@@ -808,6 +808,16 @@ func (vm *VM) CallCallablePoint(
 	return data, events, attributes, gasUsed, nil
 }
 
+// returns: result, systemerr
+//
+//	result: serialized Option<String> which None means true, Some(e) means false and the reason is e.
+func (vm *VM) ValidateDynamicLinkInterface(
+	checksum Checksum,
+	expectedInterface []byte,
+) ([]byte, error) {
+	return api.ValidateDynamicLinkInterface(vm.cache, checksum, expectedInterface)
+}
+
 func (vm *VM) GetCache() *Cache {
 	return &vm.cache
 }
diff --git a/lib_test.go b/lib_test.go
index 95f43fba..e7be4fee 100644
--- a/lib_test.go
+++ b/lib_test.go
@@ -379,3 +379,24 @@ func TestCallCallablePoint(t *testing.T) {
 	require.Equal(t, 0, len(events))
 	require.Equal(t, attrsIn, attributes)
 }
+
+func TestValidateDynamicLinkInterafce(t *testing.T) {
+	vm := withVM(t)
+
+	// Create contract
+	checksum := createTestContract(t, vm, EVENTS_TEST_CONTRACT)
+
+	correctInterface := []byte(`[{"name":"add_event_dyn","ty":{"params":["I32","I32","I32"],"results":[]}},{"name":"add_events_dyn","ty":{"params":["I32","I32"],"results":[]}},{"name":"add_attribute_dyn","ty":{"params":["I32","I32","I32"],"results":[]}},{"name":"add_attributes_dyn","ty":{"params":["I32","I32"],"results":[]}}]`)
+	res, err := vm.ValidateDynamicLinkInterface(checksum, correctInterface)
+	require.NoError(t, err)
+	require.Equal(t, []byte(`null`), res)
+
+	wrongInterface := []byte(`[{"name":"add_event","ty":{"params":["I32","I32","I32"],"results":[]}},{"name":"add_events","ty":{"params":["I32","I32"],"results":[]}},{"name":"add_attribute","ty":{"params":["I32","I32","I32"],"results":[]}},{"name":"add_attributes","ty":{"params":["I32","I32"],"results":[]}}]`)
+	res, err = vm.ValidateDynamicLinkInterface(checksum, wrongInterface)
+	require.NoError(t, err)
+	require.Contains(t, string(res), `following functions are not implemented`)
+	require.Contains(t, string(res), `add_event`)
+	require.Contains(t, string(res), `add_events`)
+	require.Contains(t, string(res), `add_attribute`)
+	require.Contains(t, string(res), `add_attributes`)
+}