chrome/browser/extensions/browsertest_util_browsertest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/extensions/browsertest_util.h"
   6
   7 #include "base/strings/string_number_conversions.h"
   8 #include "chrome/browser/extensions/extension_browsertest.h"
   9 #include "chrome/browser/extensions/test_extension_dir.h"
  10 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  11 #include "chrome/test/base/in_process_browser_test.h"
  12 #include "testing/gtest/include/gtest/gtest-spi.h"
  13 #include "testing/gtest/include/gtest/gtest.h"
  14
  15 namespace extensions {
  16 namespace {
  17
  18 // TODO(jyasskin): It should be possible to test extensions without
  19 // inheriting from the monolithic ExtensionBrowserTest.
  20 class ExtensionBrowsertestUtilTest : public ExtensionBrowserTest {
  21 };
  22
  23 IN_PROC_BROWSER_TEST_F(ExtensionBrowsertestUtilTest,
  24                        ExecuteScriptInBackground) {
  25   TestExtensionDir ext_dir;
  26   ext_dir.WriteManifest(
  27       "{\n"
  28       "  \"name\": \"ExecuteScript extension\",\n"
  29       "  \"version\": \"0.1\",\n"
  30       "  \"manifest_version\": 2,\n"
  31       "  \"background\": {\"scripts\": [\"background.js\"]}\n"
  32       "}\n");
  33   ext_dir.WriteFile(FILE_PATH_LITERAL("background.js"), "");
  34   const Extension* extension = LoadExtension(ext_dir.unpacked_path());
  35   ASSERT_TRUE(extension);
  36   EXPECT_EQ(extension->id(),
  37             browsertest_util::ExecuteScriptInBackgroundPage(
  38                 profile(),
  39                 extension->id(),
  40                 "window.domAutomationController.send(chrome.runtime.id);"));
  41
  42   // This test checks that executing a script doesn't block the browser process.
  43   EXPECT_EQ(base::IntToString(browser()->tab_strip_model()->count()),
  44             browsertest_util::ExecuteScriptInBackgroundPage(
  45                 profile(),
  46                 extension->id(),
  47                 "chrome.tabs.query({}, function(result) {\n"
  48                 "  window.domAutomationController.send('' + result.length);\n"
  49                 "});"));
  50
  51   // An argument that isn't a string should cause a failure, not a hang.
  52   EXPECT_NONFATAL_FAILURE(browsertest_util::ExecuteScriptInBackgroundPage(
  53                               profile(),
  54                               extension->id(),
  55                               "window.domAutomationController.send(3);"),
  56                           "send(3)");
  57 }
  58
  59 }  // namespace
  60 }  // namespace extensions