libc/test/src/pthread/pthread_mutexattr_test.cpp

   1 //===-- Unittests for pthread_mutexattr_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-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "src/pthread/pthread_mutexattr_destroy.h"
  10 #include "src/pthread/pthread_mutexattr_getpshared.h"
  11 #include "src/pthread/pthread_mutexattr_getrobust.h"
  12 #include "src/pthread/pthread_mutexattr_gettype.h"
  13 #include "src/pthread/pthread_mutexattr_init.h"
  14 #include "src/pthread/pthread_mutexattr_setpshared.h"
  15 #include "src/pthread/pthread_mutexattr_setrobust.h"
  16 #include "src/pthread/pthread_mutexattr_settype.h"
  17 #include "test/UnitTest/Test.h"
  18
  19 #include <errno.h>
  20 #include <pthread.h>
  21
  22 TEST(LlvmLibcPThreadMutexAttrTest, InitAndDestroy) {
  23   pthread_mutexattr_t attr;
  24   ASSERT_EQ(__llvm_libc::pthread_mutexattr_init(&attr), 0);
  25   ASSERT_EQ(__llvm_libc::pthread_mutexattr_destroy(&attr), 0);
  26 }
  27
  28 TEST(LlvmLibcPThreadMutexAttrTest, SetAndGetType) {
  29   int type;
  30   pthread_mutexattr_t attr;
  31   ASSERT_EQ(__llvm_libc::pthread_mutexattr_init(&attr), 0);
  32   ASSERT_EQ(__llvm_libc::pthread_mutexattr_gettype(&attr, &type), 0);
  33   ASSERT_EQ(type, int(PTHREAD_MUTEX_DEFAULT));
  34
  35   ASSERT_EQ(
  36       __llvm_libc::pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE),
  37       0);
  38   ASSERT_EQ(__llvm_libc::pthread_mutexattr_gettype(&attr, &type), 0);
  39   ASSERT_EQ(type, int(PTHREAD_MUTEX_RECURSIVE));
  40
  41   ASSERT_EQ(
  42       __llvm_libc::pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_ERRORCHECK),
  43       0);
  44   ASSERT_EQ(__llvm_libc::pthread_mutexattr_gettype(&attr, &type), 0);
  45   ASSERT_EQ(type, int(PTHREAD_MUTEX_ERRORCHECK));
  46
  47   ASSERT_EQ(__llvm_libc::pthread_mutexattr_settype(&attr, 0xBAD), EINVAL);
  48 }
  49
  50 TEST(LlvmLibcPThreadMutexAttrTest, SetAndGetRobust) {
  51   int robust;
  52   pthread_mutexattr_t attr;
  53   ASSERT_EQ(__llvm_libc::pthread_mutexattr_init(&attr), 0);
  54   ASSERT_EQ(__llvm_libc::pthread_mutexattr_getrobust(&attr, &robust), 0);
  55   ASSERT_EQ(robust, int(PTHREAD_MUTEX_STALLED));
  56
  57   ASSERT_EQ(
  58       __llvm_libc::pthread_mutexattr_setrobust(&attr, PTHREAD_MUTEX_ROBUST), 0);
  59   ASSERT_EQ(__llvm_libc::pthread_mutexattr_getrobust(&attr, &robust), 0);
  60   ASSERT_EQ(robust, int(PTHREAD_MUTEX_ROBUST));
  61
  62   ASSERT_EQ(
  63       __llvm_libc::pthread_mutexattr_setrobust(&attr, PTHREAD_MUTEX_STALLED),
  64       0);
  65   ASSERT_EQ(__llvm_libc::pthread_mutexattr_getrobust(&attr, &robust), 0);
  66   ASSERT_EQ(robust, int(PTHREAD_MUTEX_STALLED));
  67
  68   ASSERT_EQ(__llvm_libc::pthread_mutexattr_setrobust(&attr, 0xBAD), EINVAL);
  69 }
  70
  71 TEST(LlvmLibcPThreadMutexAttrTest, SetAndGetPShared) {
  72   int pshared;
  73   pthread_mutexattr_t attr;
  74   ASSERT_EQ(__llvm_libc::pthread_mutexattr_init(&attr), 0);
  75   ASSERT_EQ(__llvm_libc::pthread_mutexattr_getpshared(&attr, &pshared), 0);
  76   ASSERT_EQ(pshared, int(PTHREAD_PROCESS_PRIVATE));
  77
  78   ASSERT_EQ(
  79       __llvm_libc::pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED),
  80       0);
  81   ASSERT_EQ(__llvm_libc::pthread_mutexattr_getpshared(&attr, &pshared), 0);
  82   ASSERT_EQ(pshared, int(PTHREAD_PROCESS_SHARED));
  83
  84   ASSERT_EQ(
  85       __llvm_libc::pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_PRIVATE),
  86       0);
  87   ASSERT_EQ(__llvm_libc::pthread_mutexattr_getpshared(&attr, &pshared), 0);
  88   ASSERT_EQ(pshared, int(PTHREAD_PROCESS_PRIVATE));
  89
  90   ASSERT_EQ(__llvm_libc::pthread_mutexattr_setpshared(&attr, 0xBAD), EINVAL);
  91 }