chore: import upstream snapshot with attribution

internal/output/lark_errors_test.go

@@ -0,0 +1,34 @@
+// Copyright (c) 2026 Lark Technologies Pte. Ltd.
+// SPDX-License-Identifier: MIT
+
+package output
+
+import (
+	"testing"
+)
+
+func TestMailSendErrorConstantsUseServiceScopedCodes(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name string
+		got  int
+		want int
+	}{
+		{name: "mailbox not found", got: LarkErrMailboxNotFound, want: 1234013},
+		{name: "user daily send quota", got: LarkErrMailSendQuotaUser, want: 1236007},
+		{name: "user external recipient quota", got: LarkErrMailSendQuotaUserExt, want: 1236008},
+		{name: "tenant external recipient quota", got: LarkErrMailSendQuotaTenantExt, want: 1236009},
+		{name: "mail quota", got: LarkErrMailQuota, want: 1236010},
+		{name: "tenant storage limit", got: LarkErrTenantStorageLimit, want: 1236013},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+
+			if tt.got != tt.want {
+				t.Fatalf("code=%d, want %d", tt.got, tt.want)
+			}
+		})
+	}
+}