public void Consume_Using_Only_The_First_Parameter_That_Can_Consume()
{
// arrange
var parser = new Parser("base");
var info = new IterationInfo("a b c".Split(' '));
var mock0 = new Mock <Parameter>();
mock0.SetupAllProperties();
mock0.Setup(p => p.CanConsume(It.IsAny <object>(), It.IsAny <IterationInfo>())).Returns(new
ConsumptionResult(info.Consume(1), 1, mock0.Object));
mock0.Setup(p => p.Consume(It.IsAny <object>(), It.IsAny <ConsumptionRequest>()))
.Returns(new ConsumptionResult(info.Consume(1), 1, mock0.Object));
parser.AddParameter(mock0.Object);
var mock1 = new Mock <Parameter>();
mock1.SetupAllProperties();
mock1.Setup(p => p.CanConsume(It.IsAny <object>(), It.IsAny <IterationInfo>()))
.Returns(new ConsumptionResult(info.Consume(1), 1, mock1.Object));
mock1.Setup(p => p.Consume(It.IsAny <object>(), It.IsAny <ConsumptionRequest>()))
.Returns(new ConsumptionResult(info.Consume(1), 1, mock1.Object));
parser.AddParameter(mock1.Object);
// act
// assert
parser.Consume("", new ConsumptionRequest(info));
mock0.Verify(p => p.Consume(It.IsAny <object>(), It.IsAny <ConsumptionRequest>()), Times.Once);
mock1.Verify(p => p.Consume(It.IsAny <object>(), It.IsAny <ConsumptionRequest>()), Times.Never);
}
public void Indicate_It_Can_Consume_When_One_Of_Its_Parameters_Can_Consume()
{
// arrange
var parser = new Parser("base");
var info = new IterationInfo("a b c".Split(' '));
var mock = new Mock <Parameter>();
mock.Setup(p => p.CanConsume(It.IsAny <object>(), info))
.Returns(new ConsumptionResult(info.Consume(1), 1, mock.Object));
parser.AddParameter(mock.Object);
// act
// assert
parser.CanConsume(new object(), info).NumConsumed.Should().Be(1);
}