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Bring in the mockination work and Truss from old.

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It's all a mess -- not in the new unified form and namespace.
I need to do a big cleanup pass.
This commit is contained in:
ADAM David Alan Martin
2023-02-09 21:30:38 -08:00
parent 306d2145a3
commit fd6060be17
21 changed files with 1898 additions and 0 deletions
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Mockination/MockMutex.test/test1.cc Normal file
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#include <Alepha/Mockination/MockMutex.h>
#include <Alepha/Testing/test.h>
#include <unistd.h>
#include <iostream>
#include <atomic>
#include <unordered_map>
#include <mutex>
#include <shared_mutex>
#include <Alepha/Truss/thread.h>
using namespace Alepha::Testing;
namespace
{
static std::shared_timed_mutex access;
static std::unordered_map< Alepha::Truss::thread::id, int > idMap;
static std::atomic< int > next{ 0 };
static int
getSimpleThreadId()
{
{
std::shared_lock< std::shared_timed_mutex > lock( access );
auto found= idMap.find( Alepha::Truss::this_thread::get_id() );
if( found != end( idMap ) ) return found->second;
}
std::unique_lock< std::shared_timed_mutex > lock( access );
return idMap[ Alepha::Truss::this_thread::get_id() ]= next++;
}
static std::ostream &
print()
{
const auto id= getSimpleThreadId();
return std::cerr << "Thread " << id << ": ";
}
static auto test1= "smoke"_test <=[]
{
Alepha::Mockination::MockMutexImpl mtx;
print() << "Creating thread." << std::endl;
auto lockingCode= [&mtx]
{
print() << "Going to lock" << std::endl;
mtx.lock();
print() << "Locked" << std::endl;
mtx.unlock();
print() << "Unlocked" << std::endl;
};
// Test allow in first order
auto thread1= Alepha::Truss::thread{ lockingCode };
auto thread2= Alepha::Truss::thread{ lockingCode };
print() << "Control will now wait for thread 1 to bump into the lock." << std::endl;
mtx.waitForWaiter( thread1.get_id() );
print() << "Control will now wait for thread 2 to bump into the lock." << std::endl;
mtx.waitForWaiter( thread2.get_id() );
print() << "Control will now permit thread 1 into the lock." << std::endl;
mtx.allowWait( thread1.get_id() );
print() << "Control will now permit thread 2 into the lock." << std::endl;
mtx.allowWait( thread2.get_id() );
thread1.join();
thread2.join();
// Test reverse order
print() << "Control will now wait for thread 1 to bump into the lock." << std::endl;
thread1= Alepha::Truss::thread{ lockingCode };
print() << "Control will now wait for thread 2 to bump into the lock." << std::endl;
thread2= Alepha::Truss::thread{ lockingCode };
mtx.waitForWaiter( thread1.get_id() );
mtx.waitForWaiter( thread2.get_id() );
print() << "Control will now permit thread 2 into the lock." << std::endl;
mtx.allowWait( thread2.get_id() );
print() << "Control will now permit thread 1 into the lock." << std::endl;
mtx.allowWait( thread1.get_id() );
thread1.join();
thread2.join();
};
}
int
main( const int argcnt, const char *const *const argvec )
{
return runAllTests( { argvec + 1, argvec + argcnt } );
}