gecko-dev/gfx/tests/gtest/TestGfxPrefs.cpp

68 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "gtest/gtest.h"
#include "gfxPrefs.h"
#ifdef GFX_DECL_PREF
#error "This is not supposed to be defined outside of gfxPrefs.h"
#endif
// If the default values for any of these preferences change,
// just modify the test to match. We are only testing against
// a particular value to make sure we receive the correct
// result through this API.
TEST(GfxPrefs, Singleton) {
ASSERT_FALSE(gfxPrefs::SingletonExists());
gfxPrefs::GetSingleton();
ASSERT_TRUE(gfxPrefs::SingletonExists());
gfxPrefs::DestroySingleton();
ASSERT_FALSE(gfxPrefs::SingletonExists());
}
TEST(GfxPrefs, LiveValues) {
ASSERT_FALSE(gfxPrefs::SingletonExists());
gfxPrefs::GetSingleton();
ASSERT_TRUE(gfxPrefs::SingletonExists());
// Live boolean, default false
ASSERT_FALSE(gfxPrefs::CanvasAzureAccelerated());
// Live int32_t, default 23456
ASSERT_TRUE(gfxPrefs::LayerScopePort() == 23456);
// Live uint32_t, default 2
ASSERT_TRUE(gfxPrefs::MSAALevel() == 2);
gfxPrefs::DestroySingleton();
ASSERT_FALSE(gfxPrefs::SingletonExists());
}
TEST(GfxPrefs, OnceValues) {
ASSERT_FALSE(gfxPrefs::SingletonExists());
gfxPrefs::GetSingleton();
ASSERT_TRUE(gfxPrefs::SingletonExists());
// Once boolean, default true
ASSERT_TRUE(gfxPrefs::WorkAroundDriverBugs());
// Once boolean, default false
ASSERT_FALSE(gfxPrefs::LayersDump());
// Once int32_t, default 95
ASSERT_TRUE(gfxPrefs::CanvasSkiaGLCacheSize() == 96);
// Once uint32_t, default 5
ASSERT_TRUE(gfxPrefs::APZMaxVelocityQueueSize() == 5);
// Once float, default -1 (should be OK with ==)
ASSERT_TRUE(gfxPrefs::APZMaxVelocity() == -1.0f);
gfxPrefs::DestroySingleton();
ASSERT_FALSE(gfxPrefs::SingletonExists());
}