public void TestBooleanConverter()
{
BooleanConverter booleanConverter = new BooleanConverter();
Assert.True(booleanConverter.CanConvertTo(typeof(bool)));
Assert.True(booleanConverter.CanConvertTo(typeof(Boolean)));
Assert.False(booleanConverter.CanConvertTo(typeof(string)));
Assert.False(booleanConverter.CanConvertTo(typeof(float)));
Assert.False(booleanConverter.CanConvertTo(typeof(double)));
Assert.False(booleanConverter.CanConvertTo(typeof(int)));
Assert.True(booleanConverter.CanConvertFrom(" oN "));
Assert.True(booleanConverter.CanConvertFrom("OFF "));
Assert.True(booleanConverter.CanConvertFrom(" YeS"));
Assert.True(booleanConverter.CanConvertFrom("No"));
Assert.True(booleanConverter.CanConvertFrom("true"));
Assert.True(booleanConverter.CanConvertFrom("FALSE"));
Assert.True(booleanConverter.CanConvertFrom("10"));
Assert.False(booleanConverter.CanConvertFrom("abc"));
Assert.False(booleanConverter.CanConvertFrom("No!"));
Assert.Equal(true, booleanConverter.Convert(typeof(bool), "TRUE"));
Assert.Equal(false, booleanConverter.Convert(typeof(object), "fAlSe"));
Assert.Equal(true, booleanConverter.Convert(typeof(bool), "on"));
Assert.Equal(false, booleanConverter.Convert(typeof(object), "oFF"));
Assert.Equal(true, booleanConverter.Convert(typeof(bool), "yeS"));
Assert.Equal(false, booleanConverter.Convert(typeof(object), "No"));
Assert.Equal(true, booleanConverter.Convert(typeof(bool), "-10"));
Assert.Equal(true, booleanConverter.Convert(typeof(bool), "123"));
Assert.Equal(false, booleanConverter.Convert(typeof(object), "0"));
Assert.Throws <InvalidOperationException>(() => booleanConverter.Convert(typeof(object), "0.0"));
Assert.Throws <InvalidOperationException>(() => booleanConverter.Convert(typeof(object), "XYZ"));
}