public void DisposeBehavior_Property_Should_Be_The_Value_Passed_To_Constructor()
{
var expected = StreamReaderEnumeratorDisposeBehavior.CloseStreamReader;
var sut = new StreamReaderEnumerator(this.testBag.StreamReader, expected);
sut.DisposeBehavior.Should().Be(expected);
}
public void First_Call_To_MoveNext_Should_Make_Current_Property_Have_First_Line_Of_Expected_String()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.MoveNext();
sut.Current.Should().Be(this.testBag.Line1);
}
public void Reset_Should_Put_Stream_Reader_Back_At_Start()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.MoveNext();
sut.Reset();
sut.BaseStreamReader.BaseStream.Position.Should().Be(0);
}
public void Second_Call_To_MoveNext_Should_Return_True()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.MoveNext();
sut.MoveNext().Should().BeTrue();
}
public void BaseStreamReader_Property_Should_Have_Same_Instance_Passed_To_Constructor()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.BaseStreamReader.Should().Be(this.testBag.StreamReader);
}
public void When_Initialized_Generic_Current_Property_Should_Be_Null()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.Current.Should().BeNull();
}
public void When_Disposed_With_Default_DisposeBehavior_Should_Not_Close_StreamReader()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.Dispose();
this.testBag.StreamReader.Read();
}
public void Third_Call_To_MoveNext_Should_Return_False()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.MoveNext();
sut.MoveNext();
sut.MoveNext().Should().BeFalse();
}
public void Third_Call_To_MoveNext_Should_Make_Current_Property_Have_Second_Line_Of_Expected_String_And_Return_False()
{
var sut = new StreamReaderEnumerator(this.testBag.StreamReader);
sut.MoveNext();
sut.MoveNext();
sut.MoveNext().Should().BeFalse();
sut.Current.Should().Be(this.testBag.Line2);
}