test: fix typo

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/TestCase_ApiExecuteBillTests.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests
+{
+    public class TestCase_ApiExecuteBillTests
+    {
+        [Fact(DisplayName = "测试用例：调用 API [GET] /bill/tradebill")]
+        public async Task TestExecuteGetBillTradeBill()
+        {
+            var request = new Models.GetBillTradeBillRequest()
+            {
+                BillDateString = "2021-04-05"
+            };
+            var response = await TestClients.Instance.ExecuteGetBillTradeBillAsync(request);
+
+            Assert.True(response.IsSuccessful());
+            Assert.NotNull(response.HashType);
+            Assert.NotNull(response.HashValue);
+            Assert.NotNull(response.DownloadUrl);
+        }
+
+        [Fact(DisplayName = "测试用例：调用 API [GET] /bill/fundflowbill")]
+        public async Task TestExecuteGetBillFundflowBill()
+        {
+            var request = new Models.GetBillFundflowBillRequest()
+            {
+                BillDateString = DateTimeOffset.Now.AddDays(-1).ToString("yyyy-MM-dd")
+            };
+            var response = await TestClients.Instance.ExecuteGetBillFundflowBillAsync(request);
+
+            Assert.True(response.IsSuccessful());
+            Assert.NotNull(response.HashType);
+            Assert.NotNull(response.HashValue);
+            Assert.NotNull(response.DownloadUrl);
+        }
+
+        [Fact(DisplayName = "测试用例：调用 API [GET] /billdownload/file")]
+        public async Task TestExecuteDownloadBillFile()
+        {
+            var request = new Models.DownloadBillFileRequest()
+            {
+                DownloadUrl = "https://api.mch.weixin.qq.com/v3/billdownload/file?token=FAKE_TOKEN"
+            };
+            var response = await TestClients.Instance.ExecuteDownloadBillFileAsync(request);
+
+            Assert.True(response.IsSuccessful());
+            Assert.NotEmpty(response.RawBytes);
+        }
+    }
+}