🆕 #1532 微信支付模块增加汇率查询的接口

weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImplTest.java

@@ -626,7 +626,8 @@ public class BaseWxPayServiceImplTest {
   }
 
   @Test
-  public void testFacepay() {
+  public void testFacepay() throws WxPayException {
+    final WxPayFacepayResult result = this.payService.facepay(WxPayFacepayRequest.newBuilder().build());
   }
 
   @Test
@@ -673,4 +674,16 @@ public class BaseWxPayServiceImplTest {
   @Test
   public void testTestQueryRedpack() {
   }
+
+  @Test
+  public void testGetPayScoreService() {
+    // no need to test
+  }
+
+  @Test
+  public void testQueryExchangeRate() throws WxPayException {
+    final WxPayQueryExchangeRateResult result = this.payService.queryExchangeRate("USD", "20200425");
+    assertThat(result).isNotNull();
+    System.out.println(result);
+  }
 }