xts-用例优化，增加断言

Signed-off-by: Nchengxingzhen <chengxingzhen@huawei.com>

ability/ability_runtime/actsabilitydelegatorcase/Test.json

 {
-    "description": "Configuration for hjunit demo Tests",
-    "driver": {
-        "type": "OHJSUnitTest",
-        "test-timeout": "300000",
-        "bundle-name": "com.amsst.actsabilitydelegatorcasetest",
-        "package-name": "com.amsst.actsabilitydelegatorcasetest",
-        "shell-timeout": "300000",
-        "testcase-timeout":"30000"
-    },
-    "kits": [
-        {
-            "test-file-name": [
-                "ActsAbilityDelegatorCaseTest.hap"
-            ],
-            "type": "AppInstallKit",
-            "cleanup-apps": true
-        }
-    ]
+  "description": "Configuration for hjunit demo Tests",
+  "driver": {
+      "type": "OHJSUnitTest",
+      "test-timeout": "300000",
+      "bundle-name": "com.amsst.actsabilitydelegatorcasetest",
+      "package-name": "com.amsst.actsabilitydelegatorcasetest",
+      "shell-timeout": "300000",
+      "testcase-timeout": "7000"
+  },
+  "kits": [
+      {
+          "test-file-name": [
+              "ActsAbilityDelegatorCaseTest.hap"
+          ],
+          "type": "AppInstallKit",
+          "cleanup-apps": true
+      }
+  ]
 }