зеркало из https://github.com/mozilla/gecko-dev.git
107 строки
3.3 KiB
C++
107 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "gtest/gtest.h"
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#include "gfxPrefs.h"
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#ifdef GFX_DECL_PREF
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#error "This is not supposed to be defined outside of gfxPrefs.h"
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#endif
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// If the default values for any of these preferences change,
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// just modify the test to match. We are only testing against
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// a particular value to make sure we receive the correct
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// result through this API.
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TEST(GfxPrefs, Singleton) {
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gfxPrefs::GetSingleton();
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ASSERT_TRUE(gfxPrefs::SingletonExists());
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}
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TEST(GfxPrefs, LiveValues) {
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gfxPrefs::GetSingleton();
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ASSERT_TRUE(gfxPrefs::SingletonExists());
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// Live boolean, default false
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ASSERT_FALSE(gfxPrefs::LayersDumpTexture());
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// Live int32_t, default 23456
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ASSERT_TRUE(gfxPrefs::LayerScopePort() == 23456);
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// Live uint32_t, default 2
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ASSERT_TRUE(gfxPrefs::MSAALevel() == 2);
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}
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TEST(GfxPrefs, OnceValues) {
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gfxPrefs::GetSingleton();
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ASSERT_TRUE(gfxPrefs::SingletonExists());
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// Once boolean, default true
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ASSERT_TRUE(gfxPrefs::WorkAroundDriverBugs());
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// Once boolean, default false
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ASSERT_FALSE(gfxPrefs::LayersDump());
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// Once int32_t, default 95
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ASSERT_TRUE(gfxPrefs::CanvasSkiaGLCacheSize() == 96);
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// Once uint32_t, default 5
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ASSERT_TRUE(gfxPrefs::APZMaxVelocityQueueSize() == 5);
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// Once float, default -1 (should be OK with ==)
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ASSERT_TRUE(gfxPrefs::APZMaxVelocity() == -1.0f);
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}
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TEST(GfxPrefs, Set) {
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gfxPrefs::GetSingleton();
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ASSERT_TRUE(gfxPrefs::SingletonExists());
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// Once boolean, default false
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ASSERT_FALSE(gfxPrefs::LayersDump());
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gfxPrefs::SetLayersDump(true);
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ASSERT_TRUE(gfxPrefs::LayersDump());
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gfxPrefs::SetLayersDump(false);
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ASSERT_FALSE(gfxPrefs::LayersDump());
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// Live boolean, default false
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ASSERT_FALSE(gfxPrefs::LayersDumpTexture());
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gfxPrefs::SetLayersDumpTexture(true);
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ASSERT_TRUE(gfxPrefs::LayersDumpTexture());
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gfxPrefs::SetLayersDumpTexture(false);
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ASSERT_FALSE(gfxPrefs::LayersDumpTexture());
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// Once float, default -1
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ASSERT_TRUE(gfxPrefs::APZMaxVelocity() == -1.0f);
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gfxPrefs::SetAPZMaxVelocity(1.75f);
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ASSERT_TRUE(gfxPrefs::APZMaxVelocity() == 1.75f);
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gfxPrefs::SetAPZMaxVelocity(-1.0f);
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ASSERT_TRUE(gfxPrefs::APZMaxVelocity() == -1.0f);
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}
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#ifdef MOZ_CRASHREPORTER
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// Randomly test the function we use in nsExceptionHandler.cpp here:
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extern bool SimpleNoCLibDtoA(double aValue, char* aBuffer, int aBufferLength);
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TEST(GfxPrefs, StringUtility)
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{
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char testBuffer[64];
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double testVal[] = {13.4,
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3324243.42,
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0.332424342,
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864.0,
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86400 * 100000000.0 * 10000000000.0 * 10000000000.0 * 100.0,
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86400.0 * 366.0 * 100.0 + 14243.44332};
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for (size_t i=0; i<mozilla::ArrayLength(testVal); i++) {
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ASSERT_TRUE(SimpleNoCLibDtoA(testVal[i], testBuffer, sizeof(testBuffer)));
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ASSERT_TRUE(fabs(1.0 - atof(testBuffer)/testVal[i]) < 0.0001);
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}
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// We do not like negative numbers (random limitation)
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ASSERT_FALSE(SimpleNoCLibDtoA(-864.0, testBuffer, sizeof(testBuffer)));
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// It won't fit into 32:
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ASSERT_FALSE(SimpleNoCLibDtoA(testVal[4], testBuffer, sizeof(testBuffer)/2));
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}
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#endif
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