1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #define __STDC_LIMIT_MACROS 18 19 #include <gtest/gtest.h> 20 21 #include <memory> 22 #include <stdint.h> 23 24 #include "SharedBuffer.h" 25 26 TEST(SharedBufferTest, TestAlloc) { 27 EXPECT_DEATH(android::SharedBuffer::alloc(SIZE_MAX), ""); 28 EXPECT_DEATH(android::SharedBuffer::alloc(SIZE_MAX - sizeof(android::SharedBuffer)), ""); 29 30 // Make sure we don't die here. 31 // Check that null is returned, as we are asking for the whole address space. 32 android::SharedBuffer* buf = 33 android::SharedBuffer::alloc(SIZE_MAX - sizeof(android::SharedBuffer) - 1); 34 ASSERT_EQ(nullptr, buf); 35 36 buf = android::SharedBuffer::alloc(0); 37 ASSERT_NE(nullptr, buf); 38 ASSERT_EQ(0U, buf->size()); 39 buf->release(); 40 } 41 42 TEST(SharedBufferTest, TestEditResize) { 43 android::SharedBuffer* buf = android::SharedBuffer::alloc(10); 44 EXPECT_DEATH(buf->editResize(SIZE_MAX - sizeof(android::SharedBuffer)), ""); 45 buf = android::SharedBuffer::alloc(10); 46 EXPECT_DEATH(buf->editResize(SIZE_MAX), ""); 47 48 buf = android::SharedBuffer::alloc(10); 49 // Make sure we don't die here. 50 // Check that null is returned, as we are asking for the whole address space. 51 buf = buf->editResize(SIZE_MAX - sizeof(android::SharedBuffer) - 1); 52 ASSERT_EQ(nullptr, buf); 53 54 buf = android::SharedBuffer::alloc(10); 55 buf = buf->editResize(0); 56 ASSERT_EQ(0U, buf->size()); 57 buf->release(); 58 } 59
