Add support for asynchronously loading modules from the background page.

extensions/renderer/utils_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/strings/stringprintf.h"
 #include "extensions/renderer/module_system_test.h"
+#include "gin/dictionary.h"
 #include "grit/extensions_renderer_resources.h"
 
 namespace extensions {
 namespace {
 
 class UtilsUnittest : public ModuleSystemTest {
- protected:
-  void RegisterTestModule(const char* code) {
-    env()->RegisterModule("test",
-                          base::StringPrintf(
-                              "var assert = requireNative('assert');\n"
-                              "var AssertTrue = assert.AssertTrue;\n"
-                              "var AssertFalse = assert.AssertFalse;\n"
-                              "var utils = require('utils');\n"
-                              "%s",
-                              code));
-  }
-
  private:
   virtual void SetUp() OVERRIDE {
     ModuleSystemTest::SetUp();
 
     env()->RegisterModule("utils", IDR_UTILS_JS);
+    env()->RegisterTestFile("utils_unittest", "utils_unittest.js");
     env()->OverrideNativeHandler("schema_registry",
                                  "exports.GetSchema = function() {};");
     env()->OverrideNativeHandler("logging",
                                  "exports.CHECK = function() {};\n"
                                  "exports.WARNING = function() {};");
+    env()->OverrideNativeHandler("v8_context", "");
+    gin::Dictionary chrome(env()->isolate(), env()->CreateGlobal("chrome"));
+    gin::Dictionary chrome_runtime(
+        gin::Dictionary::CreateEmpty(env()->isolate()));
+    chrome.Set("runtime", chrome_runtime);
   }
 };
 
 TEST_F(UtilsUnittest, TestNothing) {
   ExpectNoAssertionsMade();
 }
 
 TEST_F(UtilsUnittest, SuperClass) {
   ModuleSystem::NativesEnabledScope natives_enabled_scope(
       env()->module_system());
-  RegisterTestModule(
-      "function SuperClassImpl() {}\n"
-      "\n"
-      "SuperClassImpl.prototype = {\n"
-      "  attrA: 'aSuper',\n"
-      "  attrB: 'bSuper',\n"
-      "  func: function() { return 'func'; },\n"
-      "  superFunc: function() { return 'superFunc'; }\n"
-      "};\n"
-      "\n"
-      "function SubClassImpl() {\n"
-      "  SuperClassImpl.call(this);\n"
-      "}\n"
-      "\n"
-      "SubClassImpl.prototype = {\n"
-      "  __proto__: SuperClassImpl.prototype,\n"
-      "  attrA: 'aSub',\n"
-      "  attrC: 'cSub',\n"
-      "  func: function() { return 'overridden'; },\n"
-      "  subFunc: function() { return 'subFunc'; }\n"
-      "};\n"
-      "\n"
-      "var SuperClass = utils.expose('SuperClass',\n"
-      "                              SuperClassImpl,\n"
-      "                              { functions: ['func', 'superFunc'],\n"
-      "                                properties: ['attrA', 'attrB'] });\n"
-      "\n"
-      "var SubClass = utils.expose('SubClass',\n"
-      "                            SubClassImpl,\n"
-      "                            { superclass: SuperClass,\n"
-      "                              functions: ['subFunc'],\n"
-      "                              properties: ['attrC'] });\n"
-      "\n"
-      "var supe = new SuperClass();\n"
-      "AssertTrue(supe.attrA == 'aSuper');\n"
-      "AssertTrue(supe.attrB == 'bSuper');\n"
-      "AssertFalse('attrC' in supe);\n"
-      "AssertTrue(supe.func() == 'func');\n"
-      "AssertTrue('superFunc' in supe);\n"
-      "AssertTrue(supe.superFunc() == 'superFunc');\n"
-      "AssertFalse('subFunc' in supe);\n"
-      "AssertTrue(supe instanceof SuperClass);\n"
-      "\n"
-      "var sub = new SubClass();\n"
-      "AssertTrue(sub.attrA == 'aSub');\n"
-      "AssertTrue(sub.attrB == 'bSuper');\n"
-      "AssertTrue(sub.attrC == 'cSub');\n"
-      "AssertTrue(sub.func() == 'overridden');\n"
-      "AssertTrue(sub.superFunc() == 'superFunc');\n"
-      "AssertTrue('subFunc' in sub);\n"
-      "AssertTrue(sub.subFunc() == 'subFunc');\n"
-      "AssertTrue(sub instanceof SuperClass);\n"
-      "AssertTrue(sub instanceof SubClass);\n"
-      "\n"
-      "function SubSubClassImpl() {}\n"
-      "SubSubClassImpl.prototype = Object.create(SubClassImpl.prototype);\n"
-      "SubSubClassImpl.prototype.subSubFunc = function() { return 'subsub'; }\n"
-      "\n"
-      "var SubSubClass = utils.expose('SubSubClass',\n"
-      "                               SubSubClassImpl,\n"
-      "                               { superclass: SubClass,\n"
-      "                                 functions: ['subSubFunc'] });\n"
-      "var subsub = new SubSubClass();\n"
-      "AssertTrue(subsub.attrA == 'aSub');\n"
-      "AssertTrue(subsub.attrB == 'bSuper');\n"
-      "AssertTrue(subsub.attrC == 'cSub');\n"
-      "AssertTrue(subsub.func() == 'overridden');\n"
-      "AssertTrue(subsub.superFunc() == 'superFunc');\n"
-      "AssertTrue(subsub.subFunc() == 'subFunc');\n"
-      "AssertTrue(subsub.subSubFunc() == 'subsub');\n"
-      "AssertTrue(subsub instanceof SuperClass);\n"
-      "AssertTrue(subsub instanceof SubClass);\n"
-      "AssertTrue(subsub instanceof SubSubClass);\n");
+  env()->module_system()->CallModuleMethod("utils_unittest", "testSuperClass");
+}
 
-  env()->module_system()->Require("test");
+TEST_F(UtilsUnittest, PromiseNoResult) {
+  ModuleSystem::NativesEnabledScope natives_enabled_scope(
+      env()->module_system());
+  env()->module_system()->CallModuleMethod("utils_unittest",
+                                           "testPromiseNoResult");
+  RunResolvedPromises();
+}
+
+TEST_F(UtilsUnittest, PromiseOneResult) {
+  ModuleSystem::NativesEnabledScope natives_enabled_scope(
+      env()->module_system());
+  env()->module_system()->CallModuleMethod("utils_unittest",
+                                           "testPromiseOneResult");
+  RunResolvedPromises();
+}
+
+TEST_F(UtilsUnittest, PromiseTwoResults) {
+  ModuleSystem::NativesEnabledScope natives_enabled_scope(
+      env()->module_system());
+  env()->module_system()->CallModuleMethod("utils_unittest",
+                                           "testPromiseTwoResults");
+  RunResolvedPromises();
+}
+
+TEST_F(UtilsUnittest, PromiseError) {
+  ModuleSystem::NativesEnabledScope natives_enabled_scope(
+      env()->module_system());
+  env()->module_system()->CallModuleMethod("utils_unittest",
+                                           "testPromiseError");
+  RunResolvedPromises();
 }
 
 }  // namespace
 }  // namespace extensions