Adding test for rpc v2 cbor async client

Author: S-Saranya1

test/codegen-generated-classes-test/pom.xml

@@ -279,6 +279,12 @@
             <artifactId>mockito-junit-jupiter</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>software.amazon.awssdk</groupId>
+            <artifactId>smithy-rpcv2-protocol</artifactId>
+            <version>${awsjavasdk.version}</version>
+            <scope>compile</scope>
+        </dependency>
     </dependencies>
 
     <build>

test/codegen-generated-classes-test/src/main/resources/codegen-resources/sdkrpcv2/customization.config

@@ -0,0 +1,4 @@
+{
+  "enableGenerateCompiledEndpointRules": true,
+  "skipEndpointTestGeneration": true	 
+}

test/codegen-generated-classes-test/src/main/resources/codegen-resources/sdkrpcv2/endpoint-rule-set.json

@@ -0,0 +1,30 @@
+{
+  "version": "1.3",
+  "parameters": {
+    "Region": {
+      "builtIn": "AWS::Region",
+      "required": true,
+      "documentation": "The AWS region used to dispatch the request.",
+      "type": "String"
+    }
+  },
+  "rules": [
+    {
+      "conditions": [],
+      "endpoint": {
+        "url": "http://localhost/",
+        "properties": {
+          "authSchemes": [
+            {
+              "name": "sigv4",
+              "signingRegion": "{Region}",
+              "signingName": "jsonrpc"
+            }
+          ]
+        },
+        "headers": {}
+      },
+      "type": "endpoint"
+    }
+  ]
+}

test/codegen-generated-classes-test/src/main/resources/codegen-resources/sdkrpcv2/endpoint-tests.json

@@ -0,0 +1,5 @@
+{
+    "testCases": [
+    ],
+    "version": "1.0"
+}