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fixed JSONWriter handling Infinity, NaN and locale aware number formatting
fixed JSONWriter handling Infinity, NaN and locale aware number formatting
cin - - Load All Authors

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r138:f75cfa58e3d4 v2
r142:2100965eb97f v2
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AsyncTests.cs
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cin
ported tests to mono
 r77 using System;
using System.Reflection;
using System.Threading;
using Implab.Parallels;
#if MONO
using NUnit.Framework;
using TestClassAttribute = NUnit.Framework.TestFixtureAttribute;
using TestMethod = NUnit.Framework.TestAttribute;
#else
using Microsoft.VisualStudio.TestTools.UnitTesting;
#endif
namespace Implab.Test {
[TestClass]
public class AsyncTests {
[TestMethod]
public void ResolveTest() {
int res = -1;
var p = new Promise<int>();
p.Then(x => res = x);
p.Resolve(100);
Assert.AreEqual(100, res);
}
[TestMethod]
public void RejectTest() {
int res = -1;
Exception err = null;
var p = new Promise<int>();
p.Then(
x => res = x,
e => {
err = e;
return -2;
}
);
p.Reject(new ApplicationException("error"));
Assert.AreEqual(res, -1);
Assert.AreEqual(err.Message, "error");
}
[TestMethod]
public void CancelExceptionTest() {
var p = new Promise<bool>();
p.Cancel();
cin
added ICancellable.Cancel(Exception) to allow specify the reason of cancellation
 r138 var p2 = p.Then(x => x, null, reason => {
cin
ported tests to mono
 r77 throw new ApplicationException("CANCELLED");
});
try {
p2.Join();
Assert.Fail();
} catch (ApplicationException err) {
Assert.AreEqual("CANCELLED", err.InnerException.Message);
}
}
[TestMethod]
public void ContinueOnCancelTest() {
var p = new Promise<bool>();
p.Cancel();
var p2 = p
cin
added ICancellable.Cancel(Exception) to allow specify the reason of cancellation
 r138 .Then<bool>(x => x, null, reason => {
cin
ported tests to mono
 r77 throw new ApplicationException("CANCELLED");
})
cin
added ICancellable.Cancel(Exception) to allow specify the reason of cancellation
 r138 .Then(x => x, e => true);
cin
ported tests to mono
 r77
Assert.AreEqual(true, p2.Join());
}
[TestMethod]
public void JoinSuccessTest() {
var p = new Promise<int>();
p.Resolve(100);
Assert.AreEqual(p.Join(), 100);
}
[TestMethod]
public void JoinFailTest() {
var p = new Promise<int>();
p.Reject(new ApplicationException("failed"));
try {
p.Join();
throw new ApplicationException("WRONG!");
} catch (TargetInvocationException err) {
Assert.AreEqual(err.InnerException.Message, "failed");
} catch {
Assert.Fail("Got wrong excaption");
}
}
[TestMethod]
public void MapTest() {
var p = new Promise<int>();
var p2 = p.Then(x => x.ToString());
p.Resolve(100);
Assert.AreEqual(p2.Join(), "100");
}
[TestMethod]
public void FixErrorTest() {
var p = new Promise<int>();
cin
added ICancellable.Cancel(Exception) to allow specify the reason of cancellation
 r138 var p2 = p.Then(x => x, e => 101);
cin
ported tests to mono
 r77
p.Reject(new Exception());
Assert.AreEqual(p2.Join(), 101);
}
[TestMethod]
public void ChainTest() {
var p1 = new Promise<int>();
var p3 = p1.Chain(x => {
var p2 = new Promise<string>();
p2.Resolve(x.ToString());
return p2;
});
p1.Resolve(100);
Assert.AreEqual(p3.Join(), "100");
}
[TestMethod]
cin
minor fixes
 r105 public void ChainFailTest() {
var p1 = new Promise<int>();
var p3 = p1.Chain(x => {
var p2 = new Promise<string>();
p2.Reject(new Exception("DIE!!!"));
return p2;
});
p1.Resolve(100);
Assert.IsTrue(p3.IsResolved);
}
[TestMethod]
cin
ported tests to mono
 r77 public void PoolTest() {
var pid = Thread.CurrentThread.ManagedThreadId;
var p = AsyncPool.Invoke(() => Thread.CurrentThread.ManagedThreadId);
Assert.AreNotEqual(pid, p.Join());
}
[TestMethod]
public void WorkerPoolSizeTest() {
cin
dispatch pool rewritten
 r81 var pool = new WorkerPool(5, 10, 1);
cin
ported tests to mono
 r77
Assert.AreEqual(5, pool.PoolSize);
pool.Invoke(() => { Thread.Sleep(100000000); return 10; });
pool.Invoke(() => { Thread.Sleep(100000000); return 10; });
pool.Invoke(() => { Thread.Sleep(100000000); return 10; });
Assert.AreEqual(5, pool.PoolSize);
for (int i = 0; i < 100; i++)
pool.Invoke(() => { Thread.Sleep(100000000); return 10; });
Thread.Sleep(200);
Assert.AreEqual(10, pool.PoolSize);
pool.Dispose();
}
[TestMethod]
public void WorkerPoolCorrectTest() {
var pool = new WorkerPool(0,1000,100);
const int iterations = 1000;
int pending = iterations;
var stop = new ManualResetEvent(false);
var count = 0;
for (int i = 0; i < iterations; i++) {
pool
.Invoke(() => 1)
.Then(x => Interlocked.Add(ref count, x))
.Then(x => Math.Log10(x))
cin
Promises rewritten, added improved version of AsyncQueue
 r119 .On(() => {
cin
ported tests to mono
 r77 Interlocked.Decrement(ref pending);
if (pending == 0)
stop.Set();
cin
Promises rewritten, added improved version of AsyncQueue
 r119 }, PromiseEventType.All);
cin
ported tests to mono
 r77 }
stop.WaitOne();
Assert.AreEqual(iterations, count);
Console.WriteLine("Max threads: {0}", pool.MaxRunningThreads);
pool.Dispose();
}
[TestMethod]
public void WorkerPoolDisposeTest() {
var pool = new WorkerPool(5, 20);
Assert.AreEqual(5, pool.PoolSize);
pool.Dispose();
Thread.Sleep(500);
Assert.AreEqual(0, pool.PoolSize);
pool.Dispose();
}
[TestMethod]
public void MTQueueTest() {
var queue = new MTQueue<int>();
int res;
queue.Enqueue(10);
Assert.IsTrue(queue.TryDequeue(out res));
Assert.AreEqual(10, res);
Assert.IsFalse(queue.TryDequeue(out res));
for (int i = 0; i < 1000; i++)
queue.Enqueue(i);
for (int i = 0; i < 1000; i++) {
queue.TryDequeue(out res);
Assert.AreEqual(i, res);
}
int writers = 0;
int readers = 0;
var stop = new ManualResetEvent(false);
int total = 0;
const int itemsPerWriter = 10000;
const int writersCount = 10;
for (int i = 0; i < writersCount; i++) {
Interlocked.Increment(ref writers);
AsyncPool
cin
major update, added Drain mathod to AsyncQueue class
 r124 .RunThread(() => {
cin
ported tests to mono
 r77 for (int ii = 0; ii < itemsPerWriter; ii++) {
queue.Enqueue(1);
}
return 1;
})
cin
Promises rewritten, added improved version of AsyncQueue
 r119 .On(() => Interlocked.Decrement(ref writers), PromiseEventType.All);
cin
ported tests to mono
 r77 }
for (int i = 0; i < 10; i++) {
Interlocked.Increment(ref readers);
AsyncPool
cin
major update, added Drain mathod to AsyncQueue class
 r124 .RunThread(() => {
cin
ported tests to mono
 r77 int t;
do {
while (queue.TryDequeue(out t))
Interlocked.Add(ref total, t);
} while (writers > 0);
return 1;
})
cin
Promises rewritten, added improved version of AsyncQueue
 r119 .On(() => {
cin
ported tests to mono
 r77 Interlocked.Decrement(ref readers);
if (readers == 0)
stop.Set();
cin
Promises rewritten, added improved version of AsyncQueue
 r119 }, PromiseEventType.All);
}
stop.WaitOne();
Assert.AreEqual(100000, total);
}
[TestMethod]
public void AsyncQueueTest() {
var queue = new AsyncQueue<int>();
int res;
queue.Enqueue(10);
Assert.IsTrue(queue.TryDequeue(out res));
Assert.AreEqual(10, res);
Assert.IsFalse(queue.TryDequeue(out res));
for (int i = 0; i < 1000; i++)
queue.Enqueue(i);
for (int i = 0; i < 1000; i++) {
queue.TryDequeue(out res);
Assert.AreEqual(i, res);
}
cin
working version of AsyncQueue and batch operations...
 r121 const int count = 10000000;
cin
Promises rewritten, added improved version of AsyncQueue
 r119
cin
working version of AsyncQueue and batch operations...
 r121 int res1 = 0, res2 = 0;
var t1 = Environment.TickCount;
cin
Promises rewritten, added improved version of AsyncQueue
 r119
cin
working version of AsyncQueue and batch operations...
 r121 AsyncPool.RunThread(
() => {
for (var i = 0; i < count; i++)
queue.Enqueue(1);
Console.WriteLine("done writer #1: {0} ms", Environment.TickCount - t1);
},
() => {
for (var i = 0; i < count; i++)
queue.Enqueue(2);
Console.WriteLine("done writer #2: {0} ms", Environment.TickCount - t1);
},
() => {
int temp;
int i = 0;
while (i < count)
if (queue.TryDequeue(out temp)) {
i++;
res1 += temp;
cin
Promises rewritten, added improved version of AsyncQueue
 r119 }
cin
working version of AsyncQueue and batch operations...
 r121 Console.WriteLine("done reader #1: {0} ms", Environment.TickCount - t1);
},
() => {
int temp;
int i = 0;
while (i < count)
if (queue.TryDequeue(out temp)) {
i++;
res2 += temp;
}
Console.WriteLine("done reader #2: {0} ms", Environment.TickCount - t1);
}
)
cin
major update, added Drain mathod to AsyncQueue class
 r124 .Bundle()
cin
working version of AsyncQueue and batch operations...
 r121 .Join();
Assert.AreEqual(count * 3, res1 + res2);
Console.WriteLine(
"done: {0} ms, summ#1: {1}, summ#2: {2}, total: {3}, count: {4}",
Environment.TickCount - t1,
res1,
res2,
res1 + res2,
count
);
}
[TestMethod]
public void AsyncQueueBatchTest() {
var queue = new AsyncQueue<int>();
const int wBatch = 29;
const int wCount = 400000;
const int total = wBatch * wCount * 2;
const int summ = wBatch * wCount * 3;
cin
Promises rewritten, added improved version of AsyncQueue
 r119
cin
working version of AsyncQueue and batch operations...
 r121 int r1 = 0, r2 = 0;
const int rBatch = 111;
int read = 0;
var t1 = Environment.TickCount;
AsyncPool.RunThread(
() => {
var buffer = new int[wBatch];
for(int i = 0; i<wBatch; i++)
buffer[i] = 1;
for(int i =0; i < wCount; i++)
queue.EnqueueRange(buffer,0,wBatch);
Console.WriteLine("done writer #1: {0} ms", Environment.TickCount - t1);
},
() => {
var buffer = new int[wBatch];
for(int i = 0; i<wBatch; i++)
buffer[i] = 2;
for(int i =0; i < wCount; i++)
queue.EnqueueRange(buffer,0,wBatch);
Console.WriteLine("done writer #2: {0} ms", Environment.TickCount - t1);
},
() => {
var buffer = new int[rBatch];
cin
ported tests to mono
 r77
cin
working version of AsyncQueue and batch operations...
 r121 while(read < total) {
int actual;
if (queue.TryDequeueRange(buffer,0,rBatch,out actual)) {
for(int i=0; i< actual; i++)
r1 += buffer[i];
Interlocked.Add(ref read, actual);
}
}
Console.WriteLine("done reader #1: {0} ms", Environment.TickCount - t1);
},
() => {
var buffer = new int[rBatch];
cin
ported tests to mono
 r77
cin
working version of AsyncQueue and batch operations...
 r121 while(read < total) {
int actual;
if (queue.TryDequeueRange(buffer,0,rBatch,out actual)) {
for(int i=0; i< actual; i++)
r2 += buffer[i];
Interlocked.Add(ref read, actual);
}
}
Console.WriteLine("done reader #2: {0} ms", Environment.TickCount - t1);
}
)
cin
major update, added Drain mathod to AsyncQueue class
 r124 .Bundle()
cin
working version of AsyncQueue and batch operations...
 r121 .Join();
Assert.AreEqual(summ , r1 + r2);
Console.WriteLine(
"done: {0} ms, summ#1: {1}, summ#2: {2}, total: {3}, count: {4}",
Environment.TickCount - t1,
r1,
r2,
r1 + r2,
total
);
cin
ported tests to mono
 r77 }
[TestMethod]
cin
minor fixes and improvements of AsyncQueue, additional tests
 r122 public void AsyncQueueChunkDequeueTest() {
var queue = new AsyncQueue<int>();
const int wBatch = 31;
const int wCount = 200000;
const int total = wBatch * wCount * 3;
const int summ = wBatch * wCount * 6;
int r1 = 0, r2 = 0;
const int rBatch = 1024;
int read = 0;
var t1 = Environment.TickCount;
AsyncPool.RunThread(
() => {
var buffer = new int[wBatch];
for(int i = 0; i<wBatch; i++)
buffer[i] = 1;
for(int i =0; i < wCount; i++)
queue.EnqueueRange(buffer,0,wBatch);
Console.WriteLine("done writer #1: {0} ms", Environment.TickCount - t1);
},
() => {
var buffer = new int[wBatch];
for(int i = 0; i<wBatch; i++)
buffer[i] = 2;
for(int i =0; i < wCount; i++)
queue.EnqueueRange(buffer,0,wBatch);
Console.WriteLine("done writer #2: {0} ms", Environment.TickCount - t1);
},
() => {
var buffer = new int[wBatch];
for(int i = 0; i<wBatch; i++)
buffer[i] = 3;
for(int i =0; i < wCount; i++)
queue.EnqueueRange(buffer,0,wBatch);
Console.WriteLine("done writer #3: {0} ms", Environment.TickCount - t1);
},
() => {
var buffer = new int[rBatch];
int count = 1;
double avgchunk = 0;
while(read < total) {
int actual;
if (queue.TryDequeueChunk(buffer,0,rBatch,out actual)) {
for(int i=0; i< actual; i++)
r2 += buffer[i];
Interlocked.Add(ref read, actual);
avgchunk = avgchunk*(count-1)/count + actual/(double)count;
count ++;
}
}
Console.WriteLine("done reader #2: {0} ms, avg chunk size: {1}", Environment.TickCount - t1, avgchunk);
}
)
cin
major update, added Drain mathod to AsyncQueue class
 r124 .Bundle()
.Join();
Assert.AreEqual(summ , r1 + r2);
Console.WriteLine(
"done: {0} ms, summ#1: {1}, summ#2: {2}, total: {3}, count: {4}",
Environment.TickCount - t1,
r1,
r2,
r1 + r2,
total
);
}
[TestMethod]
public void AsyncQueueDrainTest() {
var queue = new AsyncQueue<int>();
const int wBatch = 11;
const int wCount = 200000;
const int total = wBatch * wCount * 3;
const int summ = wBatch * wCount * 3;
int r1 = 0, r2 = 0;
const int rBatch = 11;
int read = 0;
var t1 = Environment.TickCount;
AsyncPool.RunThread(
() => {
var buffer = new int[wBatch];
for(int i = 0; i<wBatch; i++)
buffer[i] = 1;
for(int i =0; i < wCount; i++)
queue.EnqueueRange(buffer,0,wBatch);
Console.WriteLine("done writer #1: {0} ms", Environment.TickCount - t1);
},
() => {
for(int i =0; i < wCount * wBatch; i++)
queue.Enqueue(1);
Console.WriteLine("done writer #2: {0} ms", Environment.TickCount - t1);
},
() => {
var buffer = new int[wBatch];
for(int i = 0; i<wBatch; i++)
buffer[i] = 1;
for(int i =0; i < wCount; i++)
queue.EnqueueRange(buffer,0,wBatch);
Console.WriteLine("done writer #3: {0} ms", Environment.TickCount - t1);
},
/*() => {
int temp;
int count = 0;
while (read < total)
if (queue.TryDequeue(out temp)) {
count++;
r1 += temp;
Interlocked.Increment(ref read);
}
Console.WriteLine("done reader #1: {0} ms, {1} count", Environment.TickCount - t1, count);
},*/
/*() => {
var buffer = new int[rBatch];
var count = 0;
while(read < total) {
int actual;
if (queue.TryDequeueRange(buffer,0,rBatch,out actual)) {
for(int i=0; i< actual; i++)
r1 += buffer[i];
Interlocked.Add(ref read, actual);
count += actual;
}
}
Console.WriteLine("done reader #1: {0} ms, {1} items", Environment.TickCount - t1, count);
},*/
() => {
var count = 0;
while(read < total) {
var buffer = queue.Drain();
for(int i=0; i< buffer.Length; i++)
r1 += buffer[i];
Interlocked.Add(ref read, buffer.Length);
count += buffer.Length;
}
Console.WriteLine("done reader #1: {0} ms, {1} items", Environment.TickCount - t1, count);
},
() => {
var count = 0;
while(read < total) {
var buffer = queue.Drain();
for(int i=0; i< buffer.Length; i++)
r2 += buffer[i];
Interlocked.Add(ref read, buffer.Length);
count += buffer.Length;
}
Console.WriteLine("done reader #2: {0} ms, {1} items", Environment.TickCount - t1, count);
}
)
.Bundle()
cin
minor fixes and improvements of AsyncQueue, additional tests
 r122 .Join();
Assert.AreEqual(summ , r1 + r2);
Console.WriteLine(
"done: {0} ms, summ#1: {1}, summ#2: {2}, total: {3}, count: {4}",
Environment.TickCount - t1,
r1,
r2,
r1 + r2,
total
);
}
[TestMethod]
cin
ported tests to mono
 r77 public void ParallelMapTest() {
const int count = 100000;
var args = new double[count];
var rand = new Random();
for (int i = 0; i < count; i++)
args[i] = rand.NextDouble();
var t = Environment.TickCount;
var res = args.ParallelMap(x => Math.Sin(x*x), 4).Join();
Console.WriteLine("Map complete in {0} ms", Environment.TickCount - t);
t = Environment.TickCount;
for (int i = 0; i < count; i++)
Assert.AreEqual(Math.Sin(args[i] * args[i]), res[i]);
Console.WriteLine("Verified in {0} ms", Environment.TickCount - t);
}
[TestMethod]
public void ChainedMapTest() {
cin
improved performance of promises
 r125 using (var pool = new WorkerPool()) {
cin
ported tests to mono
 r77 const int count = 10000;
var args = new double[count];
var rand = new Random();
for (int i = 0; i < count; i++)
args[i] = rand.NextDouble();
var t = Environment.TickCount;
var res = args
.ChainedMap(
// Analysis disable once AccessToDisposedClosure
x => pool.Invoke(
() => Math.Sin(x * x)
),
4
)
.Join();
Console.WriteLine("Map complete in {0} ms", Environment.TickCount - t);
t = Environment.TickCount;
for (int i = 0; i < count; i++)
Assert.AreEqual(Math.Sin(args[i] * args[i]), res[i]);
Console.WriteLine("Verified in {0} ms", Environment.TickCount - t);
Console.WriteLine("Max workers: {0}", pool.MaxRunningThreads);
}
}
[TestMethod]
public void ParallelForEachTest() {
const int count = 100000;
var args = new int[count];
var rand = new Random();
for (int i = 0; i < count; i++)
args[i] = (int)(rand.NextDouble() * 100);
int result = 0;
var t = Environment.TickCount;
args.ParallelForEach(x => Interlocked.Add(ref result, x), 4).Join();
Console.WriteLine("Iteration complete in {0} ms, result: {1}", Environment.TickCount - t, result);
int result2 = 0;
t = Environment.TickCount;
for (int i = 0; i < count; i++)
result2 += args[i];
Assert.AreEqual(result2, result);
Console.WriteLine("Verified in {0} ms", Environment.TickCount - t);
}
[TestMethod]
public void ComplexCase1Test() {
var flags = new bool[3];
// op1 (aync 200ms) => op2 (async 200ms) => op3 (sync map)
var step1 = PromiseHelper
.Sleep(200, "Alan")
cin
Promises rewritten, added improved version of AsyncQueue
 r119 .On(() => flags[0] = true, PromiseEventType.Cancelled);
cin
ported tests to mono
 r77 var p = step1
.Chain(x =>
PromiseHelper
.Sleep(200, "Hi, " + x)
.Then(y => y)
cin
Promises rewritten, added improved version of AsyncQueue
 r119 .On(() => flags[1] = true, PromiseEventType.Cancelled)
cin
ported tests to mono
 r77 )
cin
Promises rewritten, added improved version of AsyncQueue
 r119 .On(() => flags[2] = true, PromiseEventType.Cancelled);
cin
ported tests to mono
 r77 step1.Join();
p.Cancel();
try {
Assert.AreEqual(p.Join(), "Hi, Alan");
Assert.Fail("Shouldn't get here");
} catch (OperationCanceledException) {
}
Assert.IsFalse(flags[0]);
Assert.IsTrue(flags[1]);
Assert.IsTrue(flags[2]);
}
[TestMethod]
public void ChainedCancel1Test() {
// при отмене сцепленной асинхронной операции все обещание должно
// завершаться ошибкой OperationCanceledException
var p = PromiseHelper
.Sleep(1, "Hi, HAL!")
.Then(x => {
// запускаем две асинхронные операции
var result = PromiseHelper.Sleep(1000, "HEM ENABLED!!!");
// вторая операция отменяет первую до завершения
PromiseHelper
.Sleep(100, "HAL, STOP!")
.Then(result.Cancel);
return result;
});
try {
p.Join();
} catch (TargetInvocationException err) {
Assert.IsTrue(err.InnerException is OperationCanceledException);
}
}
[TestMethod]
public void ChainedCancel2Test() {
// при отмене цепочки обещаний, вложенные операции также должны отменяться
var pSurvive = new Promise<bool>();
var hemStarted = new ManualResetEvent(false);
var p = PromiseHelper
.Sleep(1, "Hi, HAL!")
.Chain(x => {
hemStarted.Set();
// запускаем две асинхронные операции
var result = PromiseHelper
cin
promises refactoring
 r106 .Sleep(100000000, "HEM ENABLED!!!")
.Then(s => {
pSurvive.Resolve(false);
return s;
});
cin
ported tests to mono
 r77
result
cin
added ICancellable.Cancel(Exception) to allow specify the reason of cancellation
 r138 .On(() => pSurvive.Resolve(true), PromiseEventType.Cancelled);
cin
ported tests to mono
 r77
return result;
});
hemStarted.WaitOne();
p.Cancel();
try {
p.Join();
} catch (OperationCanceledException) {
Assert.IsTrue(pSurvive.Join());
}
}
cin
shared locks + tests
 r136
[TestMethod]
public void SharedLockTest() {
var l = new SharedLock();
int shared = 0;
int exclusive = 0;
var s1 = new Signal();
var log = new AsyncQueue<string>();
try {
AsyncPool.RunThread(
() => {
log.Enqueue("Reader #1 started");
try {
l.LockShared();
log.Enqueue("Reader #1 lock got");
if (Interlocked.Increment(ref shared) == 2)
s1.Set();
s1.Wait();
log.Enqueue("Reader #1 finished");
Interlocked.Decrement(ref shared);
} finally {
l.Release();
log.Enqueue("Reader #1 lock released");
}
},
() => {
log.Enqueue("Reader #2 started");
try {
l.LockShared();
log.Enqueue("Reader #2 lock got");
if (Interlocked.Increment(ref shared) == 2)
s1.Set();
s1.Wait();
log.Enqueue("Reader #2 upgrading to writer");
Interlocked.Decrement(ref shared);
l.Upgrade();
log.Enqueue("Reader #2 upgraded");
Assert.AreEqual(1, Interlocked.Increment(ref exclusive));
Assert.AreEqual(0, shared);
log.Enqueue("Reader #2 finished");
Interlocked.Decrement(ref exclusive);
} finally {
l.Release();
log.Enqueue("Reader #2 lock released");
}
},
() => {
log.Enqueue("Writer #1 started");
try {
l.LockExclusive();
log.Enqueue("Writer #1 got the lock");
Assert.AreEqual(1, Interlocked.Increment(ref exclusive));
Interlocked.Decrement(ref exclusive);
log.Enqueue("Writer #1 is finished");
} finally {
l.Release();
log.Enqueue("Writer #1 lock released");
}
}
).Bundle().Join(1000);
log.Enqueue("Done");
} catch(Exception error) {
log.Enqueue(error.Message);
throw;
} finally {
foreach (var m in log)
Console.WriteLine(m);
}
}
cin
ported tests to mono
 r77 }
}