private Exception ExceptionTest(Exception value)
{
var expression = new ExpressionMock(() => { throw value; });
var processor = CreateProcessor(expression);
var results = processor.Evaluate(new SimpleProcessingStrategy()).Values.ToArray();
Assert.AreEqual(processor, expression.Processor);
return(Cast <Exception>(results.First()));
}
public void EvaluateTests(object value)
{
var processor = TestExtensions.CreateProcessor();
var expression = new ExpressionMock(() => value);
var cell = new Cell(default(CellAddress), expression);
Assert.AreEqual(value, cell.Evaluate(processor));
Assert.AreEqual(processor, expression.Processor);
}
public void UnaryExpressionTest(object value, object result)
{
var valueExpression = new ExpressionMock(() => value);
var @operator = new OperatorMock(() => result);
var expression = new Core.Cells.Expressions.UnaryExpression(@operator, valueExpression);
var processor = TestExtensions.CreateProcessor();
Assert.AreEqual(result, expression.Evaluate(processor));
Assert.AreEqual(processor, valueExpression.Processor);
Assert.AreEqual(value, @operator.Value);
}
public void EvaluateTest(object value)
{
var expression = new ExpressionMock(() => value);
var processor = CreateProcessor(expression);
for (var i = 0; i < 5; i++)
{
var result = processor.Evaluate(new SimpleProcessingStrategy());
Assert.AreEqual(value, result.Values.First());
Assert.AreEqual(processor, expression.Processor);
//check that value cashed, and expression Evaluate method calls only once.
Assert.AreEqual(1, expression.EvaluateCallCount);
}
}
public void BinaryExpressionTest(object left, object right, object result)
{
var leftExpression = new ExpressionMock(() => left);
var rightExpr = new ExpressionMock(() => right);
var @operator = new OperatorMock(() => result);
var expression = new Core.Cells.Expressions.BinaryExpression(leftExpression, @operator, rightExpr);
var processor = TestExtensions.CreateProcessor();
Assert.AreEqual(result, expression.Evaluate(processor));
Assert.AreEqual(processor, leftExpression.Processor, "Left expression");
Assert.AreEqual(processor, rightExpr.Processor, "Right expression");
Assert.AreEqual(left, @operator.Left, "Left value");
Assert.AreEqual(right, @operator.Right, "Right value");
}