public void convert_return_unset_value_if_value_is_not_a_string()
{
var converter = new CaseConverter();
Assert.Same(DependencyProperty.UnsetValue, converter.Convert(123, null, null, null));
Assert.Same(DependencyProperty.UnsetValue, converter.Convert(123d, null, null, null));
Assert.Same(DependencyProperty.UnsetValue, converter.Convert(DateTime.Now, null, null, null));
}
public void convert_returns_upper_cased_value_if_target_casing_is_upper()
{
var converter = new CaseConverter
{
TargetCasing = CharacterCasing.Upper
};
Assert.Equal("ABCD", converter.Convert("abcd", null, null, null));
Assert.Equal("ABCD", converter.Convert("ABCD", null, null, null));
Assert.Equal("ABCD", converter.Convert("AbCd", null, null, null));
}
public void convert_returns_same_value_if_target_casing_is_normal()
{
var converter = new CaseConverter
{
TargetCasing = CharacterCasing.Normal
};
Assert.Equal("abcd", converter.Convert("abcd", null, null, null));
Assert.Equal("ABCD", converter.Convert("ABCD", null, null, null));
Assert.Equal("AbCd", converter.Convert("AbCd", null, null, null));
}
public void convert_uses_specified_culture_when_converting_to_lower_case()
{
var converter = new CaseConverter
{
TargetCasing = CharacterCasing.Lower
};
var cultureInfo = new CultureInfo("tr");
Assert.Equal("ijk", converter.Convert("ijk", null, null, cultureInfo));
Assert.Equal("ıjk", converter.Convert("IJK", null, null, cultureInfo));
Assert.Equal("ijk", converter.Convert("iJk", null, null, cultureInfo));
}
private static void OnCharacterCasingChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var val = (CharacterCasing)e.NewValue;
DependencyProperty prop = d switch
{
TextBlock txt => TextBlock.TextProperty,
TextBox tbox => TextBox.PlaceholderTextProperty,
ButtonBase hBtn => ButtonBase.ContentProperty,
PivotItem pvi => PivotItem.HeaderProperty,
_ => throw new ArgumentException(),
};
d.RegisterPropertyChangedCallback(prop, (s, e) =>
{
if (_mutex)
{
return;
}
_mutex = true;
d.SetValue(prop, CaseConverter.Convert((string)d.GetValue(prop), val));
_mutex = false;
});
}
public void CaseConverter_Test_Equals()
{
string arg = "fOObaR";
Assert.Equal("Foobar", CaseConverter.Convert(arg));
}
public void convert_returns_same_value_if_target_casing_is_normal()
{
var converter = new CaseConverter
{
TargetCasing = CharacterCasing.Normal
};
Assert.Equal("abcd", converter.Convert("abcd", null, null, null));
Assert.Equal("ABCD", converter.Convert("ABCD", null, null, null));
Assert.Equal("AbCd", converter.Convert("AbCd", null, null, null));
}
public void convert_return_unset_value_if_value_is_not_a_string()
{
var converter = new CaseConverter();
Assert.Same(DependencyProperty.UnsetValue, converter.Convert(123, null, null, null));
Assert.Same(DependencyProperty.UnsetValue, converter.Convert(123d, null, null, null));
Assert.Same(DependencyProperty.UnsetValue, converter.Convert(DateTime.Now, null, null, null));
}
public void convert_uses_specified_culture_when_converting_to_upper_case()
{
var converter = new CaseConverter
{
TargetCasing = CharacterCasing.Upper
};
var cultureInfo = new CultureInfo("tr");
converter.TargetCasing = CharacterCasing.Upper;
Assert.Equal("İJK", converter.Convert("ijk", null, null, cultureInfo));
Assert.Equal("IJK", converter.Convert("IJK", null, null, cultureInfo));
Assert.Equal("İJK", converter.Convert("iJk", null, null, cultureInfo));
}
public void convert_returns_upper_cased_value_if_target_casing_is_upper()
{
var converter = new CaseConverter
{
TargetCasing = CharacterCasing.Upper
};
Assert.Equal("ABCD", converter.Convert("abcd", null, null, null));
Assert.Equal("ABCD", converter.Convert("ABCD", null, null, null));
Assert.Equal("ABCD", converter.Convert("AbCd", null, null, null));
}