blob: 5680099d58cbf8e4bccff16380136d17bedf14b1 [file] [log] [blame]
// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "flutter/fml/mapping.h"
#include "flutter/testing/testing.h"
namespace fml {
TEST(MallocMapping, EmptyContructor) {
MallocMapping mapping;
ASSERT_EQ(nullptr, mapping.GetMapping());
ASSERT_EQ(0u, mapping.GetSize());
}
TEST(MallocMapping, NotEmptyContructor) {
size_t length = 10;
MallocMapping mapping(reinterpret_cast<uint8_t*>(malloc(length)), length);
ASSERT_NE(nullptr, mapping.GetMapping());
ASSERT_EQ(length, mapping.GetSize());
}
TEST(MallocMapping, MoveConstructor) {
size_t length = 10;
MallocMapping mapping(reinterpret_cast<uint8_t*>(malloc(length)), length);
MallocMapping moved = std::move(mapping);
ASSERT_EQ(nullptr,
mapping.GetMapping()); // NOLINT(clang-analyzer-cplusplus.Move,
// bugprone-use-after-move)
ASSERT_EQ(0u, mapping.GetSize());
ASSERT_NE(nullptr, moved.GetMapping());
ASSERT_EQ(length, moved.GetSize());
}
TEST(MallocMapping, Copy) {
size_t length = 10;
MallocMapping mapping(reinterpret_cast<uint8_t*>(malloc(length)), length);
memset(const_cast<uint8_t*>(mapping.GetMapping()), 0xac, mapping.GetSize());
MallocMapping copied =
MallocMapping::Copy(mapping.GetMapping(), mapping.GetSize());
ASSERT_NE(mapping.GetMapping(), copied.GetMapping());
ASSERT_EQ(mapping.GetSize(), copied.GetSize());
ASSERT_EQ(
0, memcmp(mapping.GetMapping(), copied.GetMapping(), mapping.GetSize()));
}
TEST(MallocMapping, Release) {
size_t length = 10;
MallocMapping mapping(reinterpret_cast<uint8_t*>(malloc(length)), length);
free(const_cast<uint8_t*>(mapping.Release()));
ASSERT_EQ(nullptr, mapping.GetMapping());
ASSERT_EQ(0u, mapping.GetSize());
}
TEST(MallocMapping, IsDontNeedSafe) {
size_t length = 10;
MallocMapping mapping(reinterpret_cast<uint8_t*>(malloc(length)), length);
ASSERT_NE(nullptr, mapping.GetMapping());
ASSERT_FALSE(mapping.IsDontNeedSafe());
}
TEST(MallocMapping, CopySizeZero) {
char ch = 'a';
MallocMapping mapping = MallocMapping::Copy(&ch, &ch);
ASSERT_EQ(0u, mapping.GetSize());
}
} // namespace fml