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65 lines
1.7 KiB
65 lines
1.7 KiB
/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkDiscardableMemory.h"
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#include "SkDiscardableMemoryPool.h"
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#include "SkRefCnt.h"
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#include "Test.h"
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#include <cstring>
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#include <memory>
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namespace {
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constexpr char kTestString[] = "HELLO, WORLD!";
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constexpr size_t kTestStringLength = sizeof(kTestString);
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}
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static void test_dm(skiatest::Reporter* reporter,
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SkDiscardableMemory* dm,
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bool assertRelock) {
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REPORTER_ASSERT(reporter, dm);
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if (!dm) {
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return;
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}
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void* ptr = dm->data();
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REPORTER_ASSERT(reporter, ptr);
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if (!ptr) {
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return;
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}
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memcpy(ptr, kTestString, sizeof(kTestString));
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dm->unlock();
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bool relockSuccess = dm->lock();
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if (assertRelock) {
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REPORTER_ASSERT(reporter, relockSuccess);
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}
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if (!relockSuccess) {
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return;
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}
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ptr = dm->data();
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REPORTER_ASSERT(reporter, ptr);
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if (!ptr) {
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return;
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}
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REPORTER_ASSERT(reporter, 0 == memcmp(ptr, kTestString, kTestStringLength));
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dm->unlock();
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}
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DEF_TEST(DiscardableMemory_global, reporter) {
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std::unique_ptr<SkDiscardableMemory> dm(SkDiscardableMemory::Create(kTestStringLength));
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// lock() test is allowed to fail, since other threads could be
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// using global pool.
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test_dm(reporter, dm.get(), false);
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}
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DEF_TEST(DiscardableMemory_nonglobal, reporter) {
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sk_sp<SkDiscardableMemoryPool> pool(
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SkDiscardableMemoryPool::Make(1024));
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std::unique_ptr<SkDiscardableMemory> dm(pool->create(kTestStringLength));
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test_dm(reporter, dm.get(), true);
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}
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