chrome/browser/ui/gtk/gtk_theme_service_unittest.cc

   1 // Copyright (c) 2012 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 <gtk/gtk.h>
   6
   7 #include "base/prefs/pref_service.h"
   8 #include "chrome/browser/profiles/profile.h"
   9 #include "chrome/browser/themes/theme_properties.h"
  10 #include "chrome/browser/ui/gtk/gtk_theme_service.h"
  11 #include "chrome/common/pref_names.h"
  12 #include "chrome/test/base/testing_profile.h"
  13 #include "grit/theme_resources.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "ui/gfx/skia_utils_gtk.h"
  16
  17 class GtkThemeServiceTest : public testing::Test {
  18  public:
  19   GtkThemeServiceTest() : provider_(NULL) {}
  20
  21   void SetUseGtkTheme(bool use_gtk_theme) {
  22     profile_.GetPrefs()->SetBoolean(prefs::kUsesSystemTheme, use_gtk_theme);
  23   }
  24
  25   void BuildProvider() {
  26     provider_ = GtkThemeService::GetFrom(&profile_);
  27   }
  28
  29  protected:
  30   TestingProfile profile_;
  31
  32   GtkThemeService* provider_;
  33 };
  34
  35 TEST_F(GtkThemeServiceTest, DefaultValues) {
  36   SetUseGtkTheme(false);
  37   BuildProvider();
  38
  39   // Test that we get the default theme colors back when in normal mode.
  40   for (int i = ThemeProperties::COLOR_FRAME;
  41        i <= ThemeProperties::COLOR_BUTTON_BACKGROUND; ++i) {
  42     EXPECT_EQ(provider_->GetColor(i), ThemeProperties::GetDefaultColor(i))
  43         << "Wrong default color for " << i;
  44   }
  45 }
  46
  47 TEST_F(GtkThemeServiceTest, UsingGtkValues) {
  48   SetUseGtkTheme(true);
  49   BuildProvider();
  50
  51   // This test only verifies that we're using GTK values. Because of Gtk's
  52   // large, implied global state, it would take some IN_PROCESS_BROWSER_TESTS
  53   // to write an equivalent of DefaultValues above in a way that wouldn't make
  54   // other tests flaky. kColorTabText is the only simple path where there's no
  55   // weird calculations for edge cases so use that as a simple test.
  56   GtkWidget* fake_label = provider_->fake_label();
  57   GtkStyle* label_style = gtk_rc_get_style(fake_label);
  58   GdkColor label_color = label_style->fg[GTK_STATE_NORMAL];
  59   EXPECT_EQ(provider_->GetColor(ThemeProperties::COLOR_TAB_TEXT),
  60             gfx::GdkColorToSkColor(label_color));
  61 }