120 lines · cpp
1//===-- Unittests for pthread_attr_t --------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "hdr/errno_macros.h"10#include "src/pthread/pthread_attr_destroy.h"11#include "src/pthread/pthread_attr_getdetachstate.h"12#include "src/pthread/pthread_attr_getguardsize.h"13#include "src/pthread/pthread_attr_getstack.h"14#include "src/pthread/pthread_attr_getstacksize.h"15#include "src/pthread/pthread_attr_init.h"16#include "src/pthread/pthread_attr_setdetachstate.h"17#include "src/pthread/pthread_attr_setguardsize.h"18#include "src/pthread/pthread_attr_setstack.h"19#include "src/pthread/pthread_attr_setstacksize.h"20 21#include "test/UnitTest/Test.h"22 23#include <linux/param.h> // For EXEC_PAGESIZE.24#include <pthread.h>25 26TEST(LlvmLibcPThreadAttrTest, InitAndDestroy) {27 pthread_attr_t attr;28 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_init(&attr), 0);29 30 int detachstate;31 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_getdetachstate(&attr, &detachstate),32 0);33 ASSERT_EQ(detachstate, int(PTHREAD_CREATE_JOINABLE));34 35 size_t guardsize;36 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_getguardsize(&attr, &guardsize), 0);37 ASSERT_EQ(guardsize, size_t(EXEC_PAGESIZE));38 39 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_destroy(&attr), 0);40}41 42TEST(LlvmLibcPThreadattrTest, SetAndGetDetachState) {43 pthread_attr_t attr;44 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_init(&attr), 0);45 46 int detachstate;47 LIBC_NAMESPACE::pthread_attr_getdetachstate(&attr, &detachstate);48 ASSERT_EQ(detachstate, int(PTHREAD_CREATE_JOINABLE));49 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_setdetachstate(50 &attr, PTHREAD_CREATE_DETACHED),51 0);52 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_getdetachstate(&attr, &detachstate),53 0);54 ASSERT_EQ(detachstate, int(PTHREAD_CREATE_DETACHED));55 56 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_setdetachstate(&attr, 0xBAD), EINVAL);57 58 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_destroy(&attr), 0);59}60 61TEST(LlvmLibcPThreadattrTest, SetAndGetGuardSize) {62 pthread_attr_t attr;63 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_init(&attr), 0);64 65 size_t guardsize;66 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_getguardsize(&attr, &guardsize), 0);67 ASSERT_EQ(guardsize, size_t(EXEC_PAGESIZE));68 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_setguardsize(&attr, 2 * EXEC_PAGESIZE),69 0);70 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_getguardsize(&attr, &guardsize), 0);71 ASSERT_EQ(guardsize, size_t(2 * EXEC_PAGESIZE));72 73 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_setguardsize(&attr, EXEC_PAGESIZE / 2),74 EINVAL);75 76 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_destroy(&attr), 0);77}78 79TEST(LlvmLibcPThreadattrTest, SetAndGetStackSize) {80 pthread_attr_t attr;81 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_init(&attr), 0);82 83 size_t stacksize;84 ASSERT_EQ(85 LIBC_NAMESPACE::pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN << 2),86 0);87 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_getstacksize(&attr, &stacksize), 0);88 ASSERT_EQ(stacksize, size_t(PTHREAD_STACK_MIN << 2));89 90 ASSERT_EQ(91 LIBC_NAMESPACE::pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN / 2),92 EINVAL);93 94 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_destroy(&attr), 0);95}96 97TEST(LlvmLibcPThreadattrTest, SetAndGetStack) {98 pthread_attr_t attr;99 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_init(&attr), 0);100 101 void *stack;102 size_t stacksize;103 ASSERT_EQ(104 LIBC_NAMESPACE::pthread_attr_setstack(&attr, 0, PTHREAD_STACK_MIN << 2),105 0);106 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_getstack(&attr, &stack, &stacksize),107 0);108 ASSERT_EQ(stacksize, size_t(PTHREAD_STACK_MIN << 2));109 ASSERT_EQ(reinterpret_cast<uintptr_t>(stack), uintptr_t(0));110 111 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_setstack(112 &attr, reinterpret_cast<void *>(1), PTHREAD_STACK_MIN << 2),113 EINVAL);114 ASSERT_EQ(115 LIBC_NAMESPACE::pthread_attr_setstack(&attr, 0, PTHREAD_STACK_MIN / 2),116 EINVAL);117 118 ASSERT_EQ(LIBC_NAMESPACE::pthread_attr_destroy(&attr), 0);119}120