public void GetNullableInt32_Should_Return_Null_When_IsDbNull_Returns_True()
{
var mockDataReader = new Mock <IDataReader>();
mockDataReader.Setup(x => x.GetOrdinal("int32")).Returns(12);
mockDataReader.Setup(x => x.IsDBNull(12)).Returns(true);
mockDataReader.Setup(x => x.GetInt32(12));
var sut = new OptimizedDataReader(mockDataReader.Object);
var result = sut.GetNullableInt32("int32");
Assert.Null(result);
mockDataReader.Verify(x => x.GetOrdinal("int32"), Times.Once);
mockDataReader.Verify(x => x.IsDBNull(12), Times.Once);
mockDataReader.Verify(x => x.GetInt32(12), Times.Never);
}
public void GetNullableInt32_Should_Return_Value_When_IsDbNull_Returns_False()
{
const int fakeResult = int.MaxValue;
var mockDataReader = new Mock <IDataReader>();
mockDataReader.Setup(x => x.GetOrdinal("int32")).Returns(12);
mockDataReader.Setup(x => x.IsDBNull(12)).Returns(false);
mockDataReader.Setup(x => x.GetInt32(12)).Returns(fakeResult);
var sut = new OptimizedDataReader(mockDataReader.Object);
var result = sut.GetNullableInt32("int32");
Assert.Equal(fakeResult, result);
mockDataReader.Verify(x => x.GetOrdinal("int32"), Times.Once);
mockDataReader.Verify(x => x.IsDBNull(12), Times.Once);
mockDataReader.Verify(x => x.GetInt32(12), Times.Once);
}
