[inspector] added test infrastructure and test for es6 modules

test/inspector/protocol-test.js

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 InspectorTest = {};
 InspectorTest._dispatchTable = new Map();
 InspectorTest._requestId = 0;
 InspectorTest._dumpInspectorProtocolMessages = false;
 InspectorTest._eventHandler = {};
 
@@ skipping 117 matching lines @@
   }
 }
 
 InspectorTest.completeTest = function()
 {
   Protocol.Debugger.disable().then(() => quit());
 }
 
 InspectorTest.completeTestAfterPendingTimeouts = function()
 {
-  Protocol.Runtime.evaluate({
-    expression: "new Promise(resolve => setTimeout(resolve, 0))",
-    awaitPromise: true }).then(InspectorTest.completeTest);
+  InspectorTest.waitPendingTasks().then(InspectorTest.completeTest);
 }
 
-InspectorTest.addScript = (string, lineOffset, columnOffset) => compileAndRunWithOrigin(string, "", lineOffset || 0, columnOffset || 0);
-InspectorTest.addScriptWithUrl = (string, url) => compileAndRunWithOrigin(string, url, 0, 0);
+InspectorTest.waitPendingTasks = function()
+{
+  return Protocol.Runtime.evaluate({ expression: "new Promise(r => setTimeout(r, 0))//# sourceURL=wait-pending-tasks.js", awaitPromise: true });
+}
+
+InspectorTest.addScript = (string, lineOffset, columnOffset) => compileAndRunWithOrigin(string, "", lineOffset || 0, columnOffset || 0, false);
+InspectorTest.addScriptWithUrl = (string, url) => compileAndRunWithOrigin(string, url, 0, 0, false);
+InspectorTest.addModule = (string, url, lineOffset, columnOffset) => compileAndRunWithOrigin(string, url, lineOffset || 0, columnOffset || 0, true);
 
 InspectorTest.startDumpingProtocolMessages = function()
 {
   InspectorTest._dumpInspectorProtocolMessages = true;
 }
 
 InspectorTest.sendRawCommand = function(requestId, command, handler)
 {
   if (InspectorTest._dumpInspectorProtocolMessages)
     print("frontend: " + command);
@@ skipping 75 matching lines @@
       if (InspectorTest._scriptMap && eventName === "Debugger.scriptParsed")
         InspectorTest._scriptMap.set(messageObject.params.scriptId, JSON.parse(JSON.stringify(messageObject.params)));
       if (eventHandler)
         eventHandler(messageObject);
     }
   } catch (e) {
     InspectorTest.log("Exception when dispatching message: " + e + "\n" + e.stack + "\n message = " + JSON.stringify(messageObject, null, 2));
     InspectorTest.completeTest();
   }
 }