public void ToString_uses_formatter_service(IFormatsFraction formatter,
Fraction sut,
string expected)
{
Fraction.Formatter = formatter;
Mock.Get(formatter).Setup(x => x.Format(sut, "S")).Returns(expected);
Assert.That(() => sut.ToString(), Is.EqualTo(expected));
}
/// <summary>
/// Resets the internal services which are used by the <see cref="Fraction"/> class for
/// parsing, simplification and formatting.
/// </summary>
internal static void ResetServices()
{
Parser = new FractionParser();
Simplifier = new FractionSimplifier();
Formatter = new FractionFormatter(Simplifier);
}
public void ToString_formattable_uses_a_formatter_if_it_is_the_correct_interface(IFormatsFraction formatter,
IFormatProvider provider,
Fraction sut,
string format,
string expected)
{
Mock.Get(provider).Setup(x => x.GetFormat(typeof(IFormatsFraction))).Returns(formatter);
Mock.Get(formatter).Setup(x => x.Format(sut, format)).Returns(expected);
Assert.That(() => sut.ToString(format, provider), Is.EqualTo(expected));
}
