Update Unit test for AppRTCMobile app

webrtc/examples/BUILD.gn

Index: webrtc/examples/BUILD.gn
diff --git a/webrtc/examples/BUILD.gn b/webrtc/examples/BUILD.gn
index b0b530fdd0c80299639cf69c4cc72b38b42f2825..045f7620f9ad22d188ac71ddb38e1384ae8e70c3 100644
--- a/webrtc/examples/BUILD.gn
+++ b/webrtc/examples/BUILD.gn
@@ -359,6 +359,33 @@ if (is_ios || (is_mac && target_cpu != "x86")) {
       "icucore",
     ]
   }
+
+  if (rtc_include_tests) {
+    config("rtc_apprtcmobile_config") {
+      defines = [ "GTEST_RELATIVE_PATH" ]
+    }
+
+    rtc_test("test_apprtcmobile") {
+      deps = [
+        ":apprtc_signaling",
+        "//testing/gtest",
+        "//third_party/ocmock",
+      ]
+
+      sources = [
+        "objc/AppRTCMobile/tests/ARDAppClientTest.mm",
+      ]
+
+      if (is_ios) {
+        info_plist = "objc/AppRTCMobile/ios/Info.plist"
+      }
+
+      configs += [
+        ":rtc_apprtcmobile_config",
+        "//build/config/compiler:enable_arc",
+      ]
+    }
+  }
 }
 
 if (is_linux || is_win) {