platform_bionic/tests/uniqueptr_test.cpp
Dmitriy Ivanov ae69a9584b Load libraries in breadth-first order
This patch fixes the problem with symbol search order
  for dlsym(RTLD_DEFAULT/RTLD_NEXT, .) by loading libraries
  and ld_preloads in correct order.

Bug: https://code.google.com/p/android/issues/detail?id=74255
Attempt: 2

(cherry picked from commit 14669a939d)

Change-Id: Id87540c96a2242220967b6fa5d84ddcd829e2b97
2014-10-01 16:01:28 -07:00

101 lines
2.1 KiB
C++

/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <private/UniquePtr.h>
static int cCount = 0;
struct C {
C() { ++cCount; }
~C() { --cCount; }
};
static bool freed = false;
struct Freer {
void operator() (int* p) {
ASSERT_EQ(123, *p);
free(p);
freed = true;
}
};
TEST(UniquePtr, smoke) {
//
// UniquePtr<T> tests...
//
// Can we free a single object?
{
UniquePtr<C> c(new C);
ASSERT_TRUE(cCount == 1);
}
ASSERT_TRUE(cCount == 0);
// Does release work?
C* rawC;
{
UniquePtr<C> c(new C);
ASSERT_TRUE(cCount == 1);
rawC = c.release();
}
ASSERT_TRUE(cCount == 1);
delete rawC;
// Does reset work?
{
UniquePtr<C> c(new C);
ASSERT_TRUE(cCount == 1);
c.reset(new C);
ASSERT_TRUE(cCount == 1);
}
ASSERT_TRUE(cCount == 0);
//
// UniquePtr<T[]> tests...
//
// Can we free an array?
{
UniquePtr<C[]> cs(new C[4]);
ASSERT_TRUE(cCount == 4);
}
ASSERT_TRUE(cCount == 0);
// Does release work?
{
UniquePtr<C[]> c(new C[4]);
ASSERT_TRUE(cCount == 4);
rawC = c.release();
}
ASSERT_TRUE(cCount == 4);
delete[] rawC;
// Does reset work?
{
UniquePtr<C[]> c(new C[4]);
ASSERT_TRUE(cCount == 4);
c.reset(new C[2]);
ASSERT_TRUE(cCount == 2);
}
ASSERT_TRUE(cCount == 0);
//
// Custom deleter tests...
//
ASSERT_TRUE(!freed);
{
UniquePtr<int, Freer> i(reinterpret_cast<int*>(malloc(sizeof(int))));
*i = 123;
}
ASSERT_TRUE(freed);
}