summaryrefslogtreecommitdiffstats
path: root/chrome/test/unit/chrome_test_suite.h
blob: baf21af7e42f7eb6d31d0f6b4e3c171f9d286d0f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
// Copyright (c) 2006-2008 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.

#ifndef CHROME_TEST_UNIT_CHROME_TEST_SUITE_H_
#define CHROME_TEST_UNIT_CHROME_TEST_SUITE_H_

#include "build/build_config.h"

#include <string>

#include "base/stats_table.h"
#include "base/file_path.h"
#if defined(OS_MACOSX)
#include "base/mac_util.h"
#endif
#include "base/path_service.h"
#include "base/ref_counted.h"
#include "base/scoped_nsautorelease_pool.h"
#include "base/test_suite.h"
#include "chrome/app/scoped_ole_initializer.h"
#include "chrome/browser/browser_process.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/resource_bundle.h"
#include "chrome/test/testing_browser_process.h"
#include "net/base/host_resolver_unittest.h"
#include "net/base/net_util.h"

// In many cases it may be not obvious that a test makes a real DNS lookup.
// We generally don't want to rely on external DNS servers for our tests,
// so this mapper catches external queries.
class WarningHostMapper : public net::HostMapper {
 public:
  virtual std::string Map(const std::string& host) {
    const char* kLocalHostNames[] = {"localhost", "127.0.0.1"};
    bool local = false;

    if (host == net::GetHostName()) {
      local = true;
    } else {
      for (size_t i = 0; i < arraysize(kLocalHostNames); i++)
        if (host == kLocalHostNames[i]) {
          local = true;
          break;
        }
    }

    // Make the test fail so it's harder to ignore.
    // If you really need to make real DNS query, use net::RuleBasedHostMapper
    // and its AllowDirectLookup method.
    EXPECT_TRUE(local) << "Making external DNS lookup of " << host;

    return MapUsingPrevious(host);
  }
};

class ChromeTestSuite : public TestSuite {
 public:
  ChromeTestSuite(int argc, char** argv) : TestSuite(argc, argv) {
  }

 protected:

  virtual void Initialize() {
    base::ScopedNSAutoreleasePool autorelease_pool;

    TestSuite::Initialize();

    host_mapper_ = new WarningHostMapper();
    scoped_host_mapper_.Init(host_mapper_.get());

    chrome::RegisterPathProvider();
    g_browser_process = new TestingBrowserProcess;

    // Notice a user data override, and otherwise default to using a custom
    // user data directory that lives alongside the current app.
    // NOTE: The user data directory will be erased before each UI test that
    //       uses it, in order to ensure consistency.
    FilePath user_data_dir = FilePath::FromWStringHack(
        CommandLine::ForCurrentProcess()->GetSwitchValue(
            switches::kUserDataDir));
    if (user_data_dir.empty() &&
      PathService::Get(base::DIR_EXE, &user_data_dir))
      user_data_dir = user_data_dir.AppendASCII("test_user_data");
    if (!user_data_dir.empty())
      PathService::Override(chrome::DIR_USER_DATA,
                            user_data_dir.ToWStringHack());

#if defined(OS_MACOSX)
    FilePath path;
    PathService::Get(base::DIR_EXE, &path);
    path = path.AppendASCII("Chromium.app");
    mac_util::SetOverrideAppBundlePath(path);
#endif

    // Force unittests to run using en-us so if we test against string
    // output, it'll pass regardless of the system language.
    ResourceBundle::InitSharedInstance(L"en-us");
    ResourceBundle::GetSharedInstance().LoadThemeResources();

    // initialize the global StatsTable for unit_tests
    std::string statsfile = "unit_tests";
    std::string pid_string = StringPrintf("-%d", base::GetCurrentProcId());
    statsfile += pid_string;
    stats_table_ = new StatsTable(statsfile, 20, 200);
    StatsTable::set_current(stats_table_);
  }

  virtual void Shutdown() {
    // TODO(port): Remove the #ifdef when ResourceBundle is ported.
    ResourceBundle::CleanupSharedInstance();

#if defined(OS_MACOSX)
    mac_util::SetOverrideAppBundle(NULL);
#endif

    delete g_browser_process;
    g_browser_process = NULL;

    // Tear down shared StatsTable; prevents unit_tests from leaking it.
    StatsTable::set_current(NULL);
    delete stats_table_;

    TestSuite::Shutdown();
  }

  StatsTable* stats_table_;
  ScopedOleInitializer ole_initializer_;
  scoped_refptr<WarningHostMapper> host_mapper_;
  net::ScopedHostMapper scoped_host_mapper_;
};

#endif  // CHROME_TEST_UNIT_CHROME_TEST_SUITE_H_