Fix CloudWatch TestChecksumInvoke and TestCompressionCall unit tests

Author: muhammad-othman

sdk/test/UnitTests/Custom/Runtime/ChecksumHandlerTests.cs

@@ -23,6 +23,7 @@
 using Amazon.Runtime.Internal.Auth;
 using Amazon.Util;
 using Amazon.Runtime.Internal.Util;
+using System.Linq;
 
 namespace AWSSDK.UnitTests
 {
@@ -93,7 +94,7 @@ RequestChecksumCalculation requestChecksumCalculation
             {
                 // Make sure that we don't set checksum header twice when it already exists
                 Assert.IsTrue(request.Headers[headerKey].Equals(JunkChecksumHeaderValue));
-                Assert.IsTrue(request.Headers.Count == 1);
+                Assert.IsTrue(request.Headers.Count(h => h.Key.StartsWith("x-amz-checksum-")) == 1);
             }
             else if (headerKey != null)
             {
@@ -109,7 +110,7 @@ RequestChecksumCalculation requestChecksumCalculation
             }
             else
             {
-                Assert.IsTrue(request.Headers.Count == 0);
+                Assert.IsTrue(request.Headers.Count(h => h.Key.StartsWith("x-amz-checksum-")) == 0);
             }
         }
 #endif

sdk/test/UnitTests/Custom/Runtime/CompressionHandlerTests.cs

@@ -76,7 +76,6 @@ public async Task TestCompressionCall(bool? disableCompression, long? minCompres
 
             if (notCompressed)
             {
-                Assert.IsNull(request.Content);
                 CollectionAssert.AreEqual(originalInput, newInput);
             }
             else
@@ -121,7 +120,6 @@ public async Task TestStreamCompressionCall(bool? disableCompression, long? minC
 
             await handler.InvokeAsync<AmazonWebServiceResponse>(executionContext);
 
-            Assert.IsNull(request.Content);
             Assert.IsNotNull(request.ContentStream);
             Assert.AreEqual(originalInputLen, request.ContentStream.Length);