15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2007, Google Inc. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// All rights reserved. 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Redistribution and use in source and binary forms, with or without 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// modification, are permitted provided that the following conditions are 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// met: 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions of source code must retain the above copyright 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// notice, this list of conditions and the following disclaimer. 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions in binary form must reproduce the above 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// copyright notice, this list of conditions and the following disclaimer 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// in the documentation and/or other materials provided with the 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// distribution. 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Neither the name of Google Inc. nor the names of its 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// contributors may be used to endorse or promote products derived from 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// this software without specific prior written permission. 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// --- 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Author: Craig Silverstein 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef TCMALLOC_TOOLS_TESTUTIL_H_ 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define TCMALLOC_TOOLS_TESTUTIL_H_ 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Run a function in a thread of its own and wait for it to finish. 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The function you pass in must have the signature 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// void MyFunction(); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)extern "C" void RunThread(void (*fn)()); 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Run a function X times, in X threads, and wait for them all to finish. 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The function you pass in must have the signature 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// void MyFunction(); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)extern "C" void RunManyThreads(void (*fn)(), int count); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The 'advanced' version: run a function X times, in X threads, and 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// wait for them all to finish. Give them all the specified stack-size. 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// (If you're curious why this takes a stacksize and the others don't, 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// it's because the one client of this fn wanted to specify stacksize. :-) ) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The function you pass in must have the signature 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// void MyFunction(int idx); 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// where idx is the index of the thread (which of the X threads this is). 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)extern "C" void RunManyThreadsWithId(void (*fn)(int), int count, int stacksize); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// When compiled 64-bit and run on systems with swap several unittests will end 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// up trying to consume all of RAM+swap, and that can take quite some time. By 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// limiting the address-space size we get sufficient coverage without blowing 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// out job limits. 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SetTestResourceLimit(); 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // TCMALLOC_TOOLS_TESTUTIL_H_ 62