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| 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/net/client_hints.h" |
| 6 |
| 7 #include <locale.h> |
| 8 |
| 9 #include "base/logging.h" |
| 10 #if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_IOS) |
| 11 #include "base/test/scoped_locale.h" |
| 12 #endif |
| 13 #include "testing/gtest/include/gtest/gtest.h" |
| 14 |
| 15 class ClientHintsTest : public testing::Test { |
| 16 public: |
| 17 void UpdateScreenInfo(float pixel_ratio) { |
| 18 client_hints_.UpdateScreenInfo(pixel_ratio); |
| 19 }; |
| 20 |
| 21 protected: |
| 22 ClientHints client_hints_; |
| 23 }; |
| 24 |
| 25 TEST_F(ClientHintsTest, HintsWellFormatted) { |
| 26 UpdateScreenInfo(1.567f); |
| 27 std::string hint = client_hints_.GetDevicePixelRatioHeader(); |
| 28 EXPECT_EQ("1.57", hint); |
| 29 } |
| 30 |
| 31 // Android and iOS do not support setLocale. |
| 32 #if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_IOS) |
| 33 // TODO(bengr): Use ScopedLocal in Windows once it is supported. |
| 34 TEST_F(ClientHintsTest, HintsWellFormattedWithNonEnLocale) { |
| 35 base::ScopedLocale locale("fr_FR.UTF-8"); |
| 36 UpdateScreenInfo(1.567f); |
| 37 std::string hint = client_hints_.GetDevicePixelRatioHeader(); |
| 38 EXPECT_EQ("1.57", hint); |
| 39 } |
| 40 #endif // defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_IOS) |
| 41 |
| 42 TEST_F(ClientHintsTest, HintsHaveNonbogusValues) { |
| 43 UpdateScreenInfo(-1.567f); |
| 44 std::string hint = client_hints_.GetDevicePixelRatioHeader(); |
| 45 EXPECT_EQ("", hint); |
| 46 |
| 47 UpdateScreenInfo(1.567f); |
| 48 hint = client_hints_.GetDevicePixelRatioHeader(); |
| 49 EXPECT_EQ("1.57", hint); |
| 50 |
| 51 UpdateScreenInfo(0.0f); |
| 52 hint = client_hints_.GetDevicePixelRatioHeader(); |
| 53 // Hints should be last known good values. |
| 54 EXPECT_EQ("1.57", hint); |
| 55 } |
| 56 |
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