public void FormatShouldReturnCorrectCustomStringFormatContainingEscapeSequence()
{
// arrange
var provider = new DateTimeFormatProvider( new GregorianFiscalCalendar( 7 ) );
var date = new DateTime( 2010, 9, 29 );
var expected = "FY'11";
// act
var actual = provider.Format( "'FY'\\'yy", date, null );
Assert.Equal( expected, actual );
}
public void FormatShouldReturnCorrectQuarterFormatString( DateTimeFormatProvider provider, string format, string expected )
{
// arrange
var date = new DateTime( 2010, 9, 29 );
// act
var actual = provider.Format( format, date, null );
// assert
Assert.Equal( expected, actual );
}
public void FormatShouldReturnCorrectBuiltInCustomFormatString( DateTimeFormatProvider provider, string format )
{
// arrange
var date = new DateTime( 2010, 9, 29 );
var expected = date.ToString( format );
// act
var actual = provider.Format( format, date, null );
// assert
Assert.Equal( expected, actual );
}
public void FormatShouldNotAllowMalformedLiteralStrings( DateTimeFormatProvider provider, string format )
{
// arrange
var date = new DateTime( 2010, 9, 29 );
// act and assert
Assert.Throws<FormatException>( () => provider.Format( format, date, null ) );
}
public void FormatShouldReturnOriginalStringFormatWhenArgumentCannotBeFormatted( DateTimeFormatProvider provider )
{
// arrange
var expected = new string[] { "d", new object().ToString() };
var actual = new string[2];
var culture = CultureInfo.CurrentCulture;
// act
actual[0] = provider.Format( "d", null, culture );
actual[1] = provider.Format( "d", new object(), culture );
// assert
Assert.Equal( expected[0], actual[0] );
Assert.Equal( expected[1], actual[1] );
}
public void FormatShouldAllowNullOrEmptyFormatString( DateTimeFormatProvider provider )
{
// arrange
var date = new DateTime( 2010, 9, 29 );
var culture = CultureInfo.CurrentCulture;
var expected = date.ToString( culture );
var actual = new string[2];
// act
actual[0] = provider.Format( null, date, culture );
actual[1] = provider.Format( string.Empty, date, culture );
// assert
Assert.Equal( expected, actual[0] );
Assert.Equal( expected, actual[1] );
}