Move ModuleSystemTest and the tests that use it into extensions/.

chrome/renderer/extensions/messaging_utils_unittest.cc

-// Copyright 2013 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 "chrome/test/base/module_system_test.h"
-#include "grit/extensions_renderer_resources.h"
-
-namespace extensions {
-namespace {
-
-class MessagingUtilsUnittest : 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 messagingUtils = require('messaging_utils');\n"
-            "%s",
-            code));
-  }
-
- private:
-  virtual void SetUp() OVERRIDE {
-    ModuleSystemTest::SetUp();
-
-    env()->RegisterModule("messaging_utils", IDR_MESSAGING_UTILS_JS);
-  }
-
-};
-
-TEST_F(MessagingUtilsUnittest, TestNothing) {
-  ExpectNoAssertionsMade();
-}
-
-TEST_F(MessagingUtilsUnittest, NoArguments) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments();\n"
-      "AssertTrue(args === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, ZeroArguments) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments([]);"
-      "AssertTrue(args === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, TooManyArgumentsNoOptions) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments(\n"
-      "    ['a', 'b', 'c', 'd']);\n"
-      "AssertTrue(args === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, TooManyArgumentsWithOptions) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments(\n"
-      "    ['a', 'b', 'c', 'd', 'e'], true);\n"
-      "AssertTrue(args === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, FinalArgumentIsNotAFunctionNoOptions) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments(\n"
-      "    ['a', 'b', 'c']);\n"
-      "AssertTrue(args === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, FinalArgumentIsNotAFunctionWithOptions) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments(\n"
-      "    ['a', 'b', 'c', 'd'], true);\n"
-      "AssertTrue(args === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, OneStringArgument) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  // Because the request argument is required, a single argument must get
-  // mapped to it rather than to the optional targetId argument.
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments(['a']);\n"
-      "AssertTrue(args.length == 3);\n"
-      "AssertTrue(args[0] === null);\n"
-      "AssertTrue(args[1] == 'a');\n"
-      "AssertTrue(args[2] === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, OneStringAndOneNullArgument) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  // Explicitly specifying null as the request is allowed.
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments(['a', null]);\n"
-      "AssertTrue(args.length == 3);\n"
-      "AssertTrue(args[0] == 'a');\n"
-      "AssertTrue(args[1] === null);\n"
-      "AssertTrue(args[2] === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, OneNullAndOneStringArgument) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  RegisterTestModule(
-      "var args = messagingUtils.alignSendMessageArguments([null, 'a']);\n"
-      "AssertTrue(args.length == 3);\n"
-      "AssertTrue(args[0] === null);\n"
-      "AssertTrue(args[1] == 'a');\n"
-      "AssertTrue(args[2] === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, OneStringAndOneFunctionArgument) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  // When the arguments are a string and a function, the function is
-  // unambiguously the responseCallback. Because the request argument is
-  // required, the remaining argument must get mapped to it rather than to the
-  // optional targetId argument.
-  RegisterTestModule(
-      "var cb = function() {};\n"
-      "var args = messagingUtils.alignSendMessageArguments(['a', cb]);\n"
-      "AssertTrue(args.length == 3);\n"
-      "AssertTrue(args[0] === null);\n"
-      "AssertTrue(args[1] == 'a');\n"
-      "AssertTrue(args[2] == cb);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, OneStringAndOneObjectArgument) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  // This tests an ambiguous set of arguments when options are present:
-  // chrome.runtime.sendMessage('target', {'msg': 'this is a message'});
-  // vs.
-  // chrome.runtime.sendMessage('request', {'includeTlsChannelId': true});
-  //
-  // The question is whether the string should map to the target and the
-  // dictionary to the message, or whether the string should map to the message
-  // and the dictionary to the options. Because the target and message arguments
-  // predate the options argument, we bind the string in this case to the
-  // targetId.
-  RegisterTestModule(
-      "var obj = {'b': true};\n"
-      "var args = messagingUtils.alignSendMessageArguments(['a', obj], true);\n"
-      "AssertTrue(args.length == 4);\n"
-      "AssertTrue(args[0] == 'a');\n"
-      "AssertTrue(args[1] == obj);\n"
-      "AssertTrue(args[2] === null);\n"
-      "AssertTrue(args[3] === null);");
-  env()->module_system()->Require("test");
-}
-
-TEST_F(MessagingUtilsUnittest, TwoObjectArguments) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(
-      env()->module_system());
-  // When two non-string arguments are provided and options are present, the
-  // two arguments must match request and options, respectively, because
-  // targetId must be a string.
-  RegisterTestModule(
-      "var obj1 = {'a': 'foo'};\n"
-      "var obj2 = {'b': 'bar'};\n"
-      "var args = messagingUtils.alignSendMessageArguments(\n"
-      "    [obj1, obj2], true);\n"
-      "AssertTrue(args.length == 4);\n"
-      "AssertTrue(args[0] === null);\n"
-      "AssertTrue(args[1] == obj1);\n"
-      "AssertTrue(args[2] == obj2);\n"
-      "AssertTrue(args[3] === null);");
-  env()->module_system()->Require("test");
-}
-
-}  // namespace
-}  // namespace extensions