public void Test_DecrementOperation()
{
const string key = "Test_DecrementOperation";
//delete key if exists
var delete = new Delete(key, GetVBucket(), Transcoder, OperationLifespanTimeout);
var result = IOService.Execute(delete);
Console.WriteLine("Deleting key {0}: {1}", key, result.Success);
//increment the key
var operation = new Increment(key, 1, 1, 0, GetVBucket(), Transcoder, OperationLifespanTimeout);
var result1 = IOService.Execute(operation);
Assert.IsTrue(result1.Success);
Assert.AreEqual(result1.Value, 1);
//key should be 1
var get = new Get<string>(key, GetVBucket(), Transcoder, OperationLifespanTimeout);
var result3 = IOService.Execute(get);
Assert.AreEqual(result1.Value.ToString(CultureInfo.InvariantCulture), result3.Value);
//decrement the key
var decrement = new Decrement(key, 1, 1, 0, GetVBucket(), Transcoder, OperationLifespanTimeout);
var result2 = IOService.Execute(decrement);
Assert.IsTrue(result2.Success);
Assert.AreEqual(result2.Value, 0);
//key should be 0
get = new Get<string>(key, GetVBucket(), Transcoder, OperationLifespanTimeout);
result3 = IOService.Execute(get);
Assert.AreEqual(0.ToString(CultureInfo.InvariantCulture), result3.Value);
}
public string Visit(Decrement node)
{
var st = $"// Start {node.GetType()} \n";
if (currentFunction != null && globalFunctions[currentFunction].localVariables[node.AnchorToken.Lexeme].isParameter)
{
st += "\t\tldarg " + node.AnchorToken.Lexeme + "\n";
}
else
{
st += "\t\tldloc " + node.AnchorToken.Lexeme + "\n";
}
st += VisitChildren(node);
st += "\t\tldc.i4.1\n";
st += "\t\tsub.ovf\n";
if (currentFunction != null && globalFunctions[currentFunction].localVariables[node.AnchorToken.Lexeme].isParameter)
{
st += "\t\tstarg " + node.AnchorToken.Lexeme + "\n";
}
else
{
st += "\t\tstloc " + node.AnchorToken.Lexeme + "\n";
}
st += $"// End {node.GetType()} \n";
return(st);
}
public async Task DecrementAsync_With_Delta_ExecutesCorrectOperation()
{
// Arrange
Decrement operation = null;
var mockRequestExecuter = new Mock <IRequestExecuter>();
mockRequestExecuter
.Setup(m => m.SendWithRetryAsync(It.IsAny <Decrement>(), null, null))
.Callback((IOperation <ulong> op, TaskCompletionSource <IOperationResult <ulong> > tcs, CancellationTokenSource ccs) => operation = (Decrement)op)
.ReturnsAsync((IOperationResult <ulong>)null);
// Act
using (var bucket = new CouchbaseBucket(mockRequestExecuter.Object, _converter, _transcoder))
{
bucket.Name = "bucket";
await bucket.DecrementAsync("key", 2);
}
// Assert
Assert.NotNull(operation);
Assert.AreEqual(2, operation.Delta);
Assert.AreEqual(1, operation.Initial);
Assert.AreEqual("bucket", operation.BucketName);
Assert.AreEqual(0, operation.Expires);
Assert.AreEqual(2, operation.Timeout);
}
public void IncDecIntTest()
{
Increment inc = new Increment();
Decrement dec = new Decrement();
Assert.AreEqual(_zeroInt, dec.Execute(inc.Execute(_zeroInt)));
}
public void Test_DecrementOperation()
{
const string key = "Test_DecrementOperation";
//delete key if exists
var delete = new Delete(key, GetVBucket(), Converter, Transcoder);
var result = IOStrategy.Execute(delete);
Console.WriteLine("Deleting key {0}: {1}", key, result.Success);
//increment the key
var operation = new Increment(key, 1, 1, 0, GetVBucket(), Converter, Transcoder);
var result1 = IOStrategy.Execute(operation);
Assert.IsTrue(result1.Success);
Assert.AreEqual(result1.Value, 1);
//key should be 1
var get = new Get <string>(key, GetVBucket(), Converter, Transcoder);
var result3 = IOStrategy.Execute(get);
Assert.AreEqual(result1.Value.ToString(CultureInfo.InvariantCulture), result3.Value);
//decrement the key
var decrement = new Decrement(key, 1, 1, 0, GetVBucket(), Converter, Transcoder);
var result2 = IOStrategy.Execute(decrement);
Assert.IsTrue(result2.Success);
Assert.AreEqual(result2.Value, 0);
//key should be 0
get = new Get <string>(key, GetVBucket(), Converter, Transcoder);
result3 = IOStrategy.Execute(get);
Assert.AreEqual(0.ToString(CultureInfo.InvariantCulture), result3.Value);
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
HomePageParams param = (HomePageParams)e.Parameter;
this._param = param;
Increment.rx_Tap()
.Select(x => new MainAction(action: MainAction.Action.Increment))
.Bind(to: this._param.Dependency._reactor.action)
.DisposeBag(bag: this.disposeBag);
Decrement.rx_Tap()
.Select(x => new MainAction(action: MainAction.Action.Decrement))
.Bind(to: this._param.Dependency._reactor.action)
.DisposeBag(bag: this.disposeBag);
InputText.rx_TextChanged()
.Select(x => MainAction.Dispatcher(MainAction.Action.didMessage, x))
.Bind(to: this._param.Dependency._reactor.action)
.DisposeBag(bag: this.disposeBag);
this._param.Dependency._reactor.state
.Select(state => state.Counter.ToString())
.Bind(to: Indicator.rx_Text())
.DisposeBag(bag: this.disposeBag);
this._param.Dependency._reactor.state
.Select(state => state.Message)
.Bind(to: MessageIndicator.rx_Text())
.DisposeBag(bag: this.disposeBag);
}
public void Decrement_With_Delta_ExecutesCorrectOperation()
{
// Arrange
Decrement operation = null;
var mockRequestExecuter = new Mock <IRequestExecuter>();
mockRequestExecuter
.Setup(m => m.SendWithRetry(It.IsAny <Decrement>()))
.Callback((IOperation <ulong> op) => operation = (Decrement)op);
// Act
using (var bucket = new CouchbaseBucket(mockRequestExecuter.Object, _converter, _transcoder))
{
bucket.Name = "bucket";
bucket.Decrement("key", 2);
}
// Assert
Assert.NotNull(operation);
Assert.AreEqual(2, operation.Delta);
Assert.AreEqual(1, operation.Initial);
Assert.AreEqual("bucket", operation.BucketName);
Assert.AreEqual(0, operation.Expires);
Assert.AreEqual(2, operation.Timeout);
}
public async Task <ICounterResult> DecrementAsync(string id, DecrementOptions?options = null)
{
//sanity check for deferred bootstrapping errors
_bucket.ThrowIfBootStrapFailed();
//Get the collection ID
await PopulateCidAsync().ConfigureAwait(false);
options ??= DecrementOptions.Default;
using var rootSpan = RootSpan(OuterRequestSpans.ServiceSpan.Kv.Decrement);
using var op = new Decrement(_bucket.Name, id)
{
Cid = Cid,
CName = Name,
SName = ScopeName,
Delta = options.DeltaValue,
Initial = options.InitialValue,
DurabilityLevel = options.DurabilityLevel,
Span = rootSpan,
Expires = options.ExpiryValue.ToTtl()
};
_operationConfigurator.Configure(op, options);
using var cts = CreateRetryTimeoutCancellationTokenSource(options, op, out var tokenPair);
await _bucket.RetryAsync(op, tokenPair).ConfigureAwait(false);
return(new CounterResult(op.GetValue(), op.Cas, null, op.MutationToken));
}
protected override BaseExpression Visit(Decrement dec)
{
BaseExpression HandleExpression(BaseExpression right)
{
switch (right)
{
case Variable v:
return(new Decrement(v.Name));
case ConstantNumber n:
return(new ConstantNumber(new Subtract(n, new ConstantNumber(1)).StaticEvaluate().Number));
case ConstantString s:
if (s.Value.Length > 0)
{
return(new ConstantString(s.Value.Substring(0, s.Value.Length - 1)));
}
else
{
return(new ErrorExpression());
}
case Bracketed b:
return(HandleExpression(b.Parameter));
default:
return(dec);
}
}
var r = Visit(new Variable(dec.Name));
return(HandleExpression(r));
}
[NotNull] protected virtual BaseExpression Visit([NotNull] Decrement dec)
{
var v = Visit(new Variable(dec.Name));
var r = (Variable)v;
return(new Decrement(r.Name));
}
//check
public string Visit(Decrement node)
{
return
(putS(Indentar() + "ldloc '" + node.AnchorToken.Lexeme + "'") +
putS(Indentar() + "ldc.i4.1") +
putS(Indentar() + "sub") +
putS(Indentar() + "stloc '" + node.AnchorToken.Lexeme + "'"));
}
} //100%
public string Visit(Decrement node)
{
return
(Line(Indent() + "ldloc '" + node.AnchorToken.Lexeme + "'") +
Line(Indent() + "ldc.i4.1") +
Line(Indent() + "sub") +
Line(Indent() + "stloc '" + node.AnchorToken.Lexeme + "'"));
} //100%
public void DecrementIntTest()
{
Decrement op = new Decrement();
Assert.AreEqual(_zeroInt, op.Execute(_oneInt));
Assert.AreEqual(_minusOneInt, op.Execute(_zeroInt));
Assert.AreEqual(_zeroInt, op.Execute(op.Execute(_twoInt)));
}
public void When_Cloned_Expires_Is_Copied()
{
var op = new Decrement("key", 1, 1, 10, null, new DefaultTranscoder(), 1000);
Assert.AreEqual(10, op.Expires);
var cloned = op.Clone() as Decrement;
Assert.AreEqual(10, cloned.Expires);
}
public Node Decrement()
{
var n1 = new Decrement()
{
AnchorToken = Expect(TokenType.DECR)
};
return(n1);
}
public void Visit(Decrement node)
{
var lexeme = node.AnchorToken.Value;
if (!Variables.Contains(lexeme, Scope) && !Variables.Contains(lexeme))
{
throw new SemanticError("Variable '" + lexeme + "' not declared!", node.AnchorToken);
}
}
public void UnaryDecrementTest()
{
Decrement op = new Decrement();
Assert.AreEqual(zeroInt, new UnaryStatement(op, oneIntn).Evaluate(varTable));
Assert.AreEqual(minusOneInt, new UnaryStatement(op, zeroIntn).Evaluate(varTable));
Assert.AreEqual(zeroInt, new UnaryStatement(op, new TemporaryVariable(ref varTable, new UnaryStatement(op, twoIntn).Evaluate(varTable))).Evaluate(varTable));
}
public string Visit(Decrement node)
{
var id = node.AnchorToken.Value;
var result = loadVariable(id);
result += "\t\tldc.i4 1\n";
result += "\t\tsub.ovf\n";
result += "\t\t" + getVariableType(id) + "\n";
return(result);
}
/// <summary>
/// Decrements the value of a key by the delta. If the key doesn't exist, it will be created
/// and seeded with the defaut initial value 1.
/// </summary>
/// <param name="key">The key to us for the counter.</param>
/// <param name="delta">The number to increment the key by.</param>
/// <param name="initial">The initial value to use. If the key doesn't exist, this value will returned.</param>
/// <param name="expiration">The time-to-live (ttl) for the counter in seconds.</param>
/// <returns>If the key doesn't exist, the server will respond with the initial value. If not the decremented value will be returned.</returns>
public IOperationResult <ulong> Decrement(string key, ulong delta, ulong initial, uint expiration)
{
var keyMapper = _configInfo.GetKeyMapper(Name);
var bucket = keyMapper.MapKey(key);
var server = bucket.LocatePrimary();
var operation = new Decrement(key, initial, delta, expiration, null, _converter, _serializer);
var operationResult = server.Send(operation);
return(operationResult);
}
public Node StmtDecr(Token id)
{
var decrement = new Decrement()
{
AnchorToken = id
};
Expect(TokenCategory.DECREMENT);
Expect(TokenCategory.SEMICOLON);
return(decrement);
}
protected override BaseExpression Visit(Decrement dec)
{
var t = _types.TypeOf(dec.Name);
if (t != Execution.Type.Number)
{
return(base.Visit(dec));
}
else
{
return(new Subtract(new Variable(dec.Name), new ConstantNumber((Number)1)));
}
}
public void Visit(Decrement node)
{
var variableName = node.AnchorToken.Lexeme;
if (!Functions.getLocalFT(currentFunc).Contains(variableName) &&
!GlobalSymbols.Contains(variableName))
{
throw new SemanticError(
"Unknown Variable: " + variableName,
node.AnchorToken);
}
return;
}
public void Test_Clone()
{
var operation = new Decrement("key", 1, 1, 0, GetVBucket(), Transcoder, OperationLifespanTimeout)
{
Cas = 1123
};
var cloned = operation.Clone();
Assert.AreEqual(operation.CreationTime, cloned.CreationTime);
Assert.AreEqual(operation.Cas, cloned.Cas);
Assert.AreEqual(operation.VBucket.Index, cloned.VBucket.Index);
Assert.AreEqual(operation.Key, cloned.Key);
Assert.AreEqual(operation.Opaque, cloned.Opaque);
}
public void Test_Clone()
{
var operation = new Decrement("key", 1, 1, 0, GetVBucket(), Converter, Transcoder)
{
Cas = 1123
};
var cloned = operation.Clone();
Assert.AreEqual(operation.CreationTime, cloned.CreationTime);
Assert.AreEqual(operation.Cas, cloned.Cas);
Assert.AreEqual(operation.VBucket.Index, cloned.VBucket.Index);
Assert.AreEqual(operation.Key, cloned.Key);
Assert.AreEqual(operation.Opaque, cloned.Opaque);
}
/// <summary>
/// Decrements the value of a key by the delta. If the key doesn't exist, it will be created
/// and seeded with the defaut initial value 1.
/// </summary>
/// <param name="key">The key to us for the counter.</param>
/// <param name="delta">The number to increment the key by.</param>
/// <param name="initial">The initial value to use. If the key doesn't exist, this value will returned.</param>
/// <param name="expiration">The time-to-live (ttl) for the counter in seconds.</param>
/// <returns>If the key doesn't exist, the server will respond with the initial value. If not the decremented value will be returned.</returns>
public IOperationResult <ulong> Decrement(string key, ulong delta, ulong initial, uint expiration)
{
IVBucket vBucket;
var server = GetServer(key, out vBucket);
var operation = new Decrement(key, initial, delta, expiration, vBucket, _converter, _serializer);
var operationResult = server.Send(operation);
if (CheckForConfigUpdates(operationResult))
{
Log.Info(m => m("Requires retry {0}", key));
}
return(operationResult);
}
public async Task <ICounterResult> DecrementAsync(string id, DecrementOptions options)
{
using (var op = new Decrement
{
Cid = Cid,
Key = id,
Delta = options.Delta,
Initial = options.Initial,
DurabilityLevel = options.DurabilityLevel
})
{
await ExecuteOp(op, options.Token, options.Timeout);
return(new CounterResult(op.GetValue(), op.Cas, null, op.MutationToken));
}
}
private void PerformDecrementAction()
{
if (Decrement == null || Decrement.Trim().Equals(""))
{
return;
}
var GameLogic = getGameLogic();
if (GameLogic == null)
{
return;
}
GameLogic.DecrementCounter(Decrement);
}
public async Task <ICounterResult> DecrementAsync(string id, DecrementOptions options = null)
{
options = options ?? new DecrementOptions();
using (var op = new Decrement
{
Cid = Cid,
Key = id,
Delta = options.Delta,
Initial = options.Initial,
DurabilityLevel = options.DurabilityLevel,
Transcoder = _transcoder
})
{
await _bucket.SendAsync(op, options.Token, options.Timeout);
return(new CounterResult(op.GetValue(), op.Cas, null, op.MutationToken));
}
}
public async Task <ICounterResult> DecrementAsync(string id, DecrementOptions?options = null)
{
//sanity check for deferred bootstrapping errors
_bucket.ThrowIfBootStrapFailed();
options ??= new DecrementOptions();
using var op = new Decrement(_bucket.Name, id)
{
Cid = Cid,
Delta = options.DeltaValue,
Initial = options.InitialValue,
DurabilityLevel = options.DurabilityLevel,
Transcoder = _transcoder
};
await _bucket.SendAsync(op, options.TokenValue, options.TimeoutValue).ConfigureAwait(false);
return(new CounterResult(op.GetValue(), op.Cas, null, op.MutationToken));
}
public virtual TResult Visit(BaseExpression expression)
{
return(expression switch {
Phi a => Visit(a),
Increment a => Visit(a),
Decrement a => Visit(a),
ErrorExpression a => Visit(a),
Bracketed a => Visit(a),
Abs a => Visit(a),
Sqrt a => Visit(a),
Sine a => Visit(a),
Cosine a => Visit(a),
Tangent a => Visit(a),
ArcSine a => Visit(a),
ArcCos a => Visit(a),
ArcTan a => Visit(a),
PostIncrement a => Visit(a),
PreIncrement a => Visit(a),
PostDecrement a => Visit(a),
PreDecrement a => Visit(a),
Add a => Visit(a),
Subtract a => Visit(a),
Multiply a => Visit(a),
Divide a => Visit(a),
Modulo a => Visit(a),
Negate a => Visit(a),
Exponent a => Visit(a),
Or a => Visit(a),
And a => Visit(a),
Not a => Visit(a),
Factorial a => Visit(a),
Variable a => Visit(a),
ConstantNumber a => Visit(a),
ConstantString a => Visit(a),
EqualTo a => Visit(a),
NotEqualTo a => Visit(a),
GreaterThan a => Visit(a),
GreaterThanEqualTo a => Visit(a),
LessThan a => Visit(a),
LessThanEqualTo a => Visit(a),
_ => VisitUnknown(expression)
});
public override IOperation Clone()
{
var cloned = new Decrement
{
Key = Key,
Content = Content,
Transcoder = Transcoder,
VBucketId = VBucketId,
Opaque = Opaque,
Initial = Initial,
Delta = Delta,
Attempts = Attempts,
Cas = Cas,
CreationTime = CreationTime,
MutationToken = MutationToken,
LastConfigRevisionTried = LastConfigRevisionTried,
BucketName = BucketName,
ErrorCode = ErrorCode,
Expires = Expires
};
return cloned;
}
public CounterViewModel()
{
title.Value = "last value: ---";
Title = title.ToReadOnlyReactiveProperty();
CounterValue = counter
.ObserveProperty(x => x.Value)
.Select(x => x.ToString())
.ToReadOnlyReactiveProperty();
Increment.Subscribe(_ => counter.Increment());
Decrement.Subscribe(_ => counter.Decrement());
Reset.Subscribe(async _ =>
{
// Async Sample
var count = await Task.Run(() =>
{
Task.Delay(1500).Wait();
return(CounterValue.Value);
});
title.Value = $"last value: {count}";
counter.Reset();
});
}
private void Init()
{
_glSerialisable = new GameLogicSerialisable();
Counter = 0;
_default = new Default( );
_increment = new Increment( );
_decrement = new Decrement( );
}
public virtual void VisitDecrement(Decrement n)
{
}
