[inspector] added inspector test runner [part 5]

test/inspector/console/let-const-with-api.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.sendCommand("Runtime.evaluate", { expression: "let a = 42;" }, step2);
+
+function step2(response)
+{
+  failIfError(response);
+  InspectorTest.log("first \"let a = 1;\" result: wasThrown = " + !!response.result.exceptionDetails);
+  InspectorTest.sendCommand("Runtime.evaluate", { expression: "let a = 239;" }, step3);
+}
+
+function step3(response)
+{
+  failIfError(response);
+  InspectorTest.log("second \"let a = 1;\" result: wasThrown = " + !!response.result.exceptionDetails);
+  if (response.result.exceptionDetails)
+    InspectorTest.log("exception message: " + response.result.exceptionDetails.text + " " + response.result.exceptionDetails.exception.description);
+  InspectorTest.sendCommand("Runtime.evaluate", { expression: "a" }, step4);
+}
+
+function step4(response)
+{
+  failIfError(response);
+  InspectorTest.log(JSON.stringify(response.result));
+  checkMethod(null);
+}
+
+var methods = [ "dir", "dirxml", "keys", "values", "profile", "profileEnd",
+    "inspect", "copy", "clear",
+    "debug", "undebug", "monitor", "unmonitor", "table" ];
+
+function checkMethod(response)
+{
+  failIfError(response);
+
+  if (response)
+    InspectorTest.log(response.result.result.description);
+
+  var method = methods.shift();
+  if (!method)
+    InspectorTest.completeTest();
+
+  InspectorTest.sendCommand("Runtime.evaluate", { expression: method, includeCommandLineAPI: true }, checkMethod);
+}
+
+function failIfError(response)
+{
+  if (response && response.error)
+    InspectorTest.log("FAIL: " + JSON.stringify(response.error));
+}