diff --git a/scfs-api-test/src/test/java/com/czcb/scfs/api/test/ApiGatewayTest.java b/scfs-api-test/src/test/java/com/czcb/scfs/api/test/ApiGatewayTest.java
index dbb8275..322520d 100644
--- a/scfs-api-test/src/test/java/com/czcb/scfs/api/test/ApiGatewayTest.java
+++ b/scfs-api-test/src/test/java/com/czcb/scfs/api/test/ApiGatewayTest.java
@@ -13,6 +13,7 @@ import org.springframework.boot.test.context.SpringBootTest;
 
 import javax.annotation.Resource;
 import java.io.File;
+import java.math.BigDecimal;
 import java.nio.file.Files;
 import java.security.cert.X509Certificate;
 import java.util.UUID;
@@ -58,12 +59,10 @@ class ApiGatewayTest {
 
     @Test
     void testSms() {
-        SendVerifySignRequest request = new SendVerifySignRequest();
-        request.setMobile("13819135970");
-        request.setSerialNo(Nonce.ofNonce());
-        request.setAppNo("41");
-        request.setChannelNo("1038");
-        request.setCardNo("6222024709526474589");
-        service.send(request);
+        BigDecimal a = BigDecimal.TEN;
+        BigDecimal b = null;
+        String c = a != null ? a.toPlainString() : null;
+        String d = b != null ? b.toPlainString() : null;
+        System.out.println(d);
     }
 }