public void TreeViewImageIndexConverter_ConvertTo_special_int_to_string_ReturnsExpected(object value, object expected)
{
var converter = new TreeViewImageIndexConverter();
object result = converter.ConvertTo(context: null, culture: null, value, destinationType: typeof(string));
Assert.Equal(expected, result);
}
public void GetStandardValues()
{
TreeViewImageIndexConverter c = new TreeViewImageIndexConverter();
Assert.AreEqual(2, c.GetStandardValues(null).Count, "B1");
Assert.AreEqual("-1", c.GetStandardValues(null)[0].ToString(), "B2");
Assert.AreEqual("-2", c.GetStandardValues(null)[1].ToString(), "B3");
}
public void TreeViewImageIndexConverter_ConvertFrom_special_string_to_int_ReturnsExpected(object value, object expected)
{
var converter = new TreeViewImageIndexConverter();
object result = converter.ConvertFrom(context: null, culture: null, value);
Assert.Equal(expected, result);
}
/// <summary>
/// Extends ConvertTo so that methods that return a specific type object given a Type parameter can be
/// used as generic method and casting is not required.
/// <example>
/// treeviewimageindexconverter.ConvertTo<int>(context, culture, value);
/// </example>
/// </summary>
public static T ConvertTo <T>(this TreeViewImageIndexConverter treeviewimageindexconverter, System.ComponentModel.ITypeDescriptorContext context, System.Globalization.CultureInfo culture, Object value)
{
if (treeviewimageindexconverter == null)
{
throw new ArgumentNullException("treeviewimageindexconverter");
}
return((T)treeviewimageindexconverter.ConvertTo(context, culture, value, typeof(T)));
}
/// <summary>
/// Extends ConvertTo so that methods that return a specific type object given a Type parameter can be
/// used as generic method and casting is not required.
/// <example>
/// typeconverter.ConvertTo<int>(value);
/// </example>
/// </summary>
public static T ConvertTo <T>(this TreeViewImageIndexConverter typeconverter, Object value)
{
if (typeconverter == null)
{
throw new ArgumentNullException("typeconverter");
}
return((T)typeconverter.ConvertTo(value, typeof(T)));
}
public void ConvertTo()
{
TreeViewImageIndexConverter iic = new TreeViewImageIndexConverter();
Assert.AreEqual(string.Empty, iic.ConvertTo(null, null, string.Empty, typeof(string)), "N1");
Assert.AreEqual(string.Empty, iic.ConvertTo(null, null, null, typeof(string)), "N2");
Assert.AreEqual("6", iic.ConvertTo(null, null, 6, typeof(string)), "N3");
Assert.AreEqual("(default)", iic.ConvertTo(null, null, -1, typeof(string)), "N4");
Assert.AreEqual("(none)", iic.ConvertTo(null, null, -2, typeof(string)), "N5");
}
public void TreeViewImageIndexConverter_GetStandardValues_Null_Context_ReturnsExpected()
{
var converter = new TreeViewImageIndexConverter();
StandardValuesCollection result = converter.GetStandardValues(context: null);
Assert.Equal(2, result.Count);
Assert.Equal(ImageList.Indexer.DefaultIndex, result[0]);
Assert.Equal(ImageList.Indexer.NoneIndex, result[1]);
}
public void ConvertFrom()
{
TreeViewImageIndexConverter iic = new TreeViewImageIndexConverter();
Assert.AreEqual(-1, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "(default)"), "N1");
Assert.AreEqual(-1, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "(DEFAULT)"), "N1-1");
Assert.AreEqual(-2, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "(none)"), "N2");
Assert.AreEqual(-2, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "(nONE)"), "N2-1");
Assert.AreEqual(0, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "0"), "N3");
Assert.AreEqual(6, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "6"), "N4");
Assert.AreEqual(-1, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "-1"), "N5");
Assert.AreEqual(-2, iic.ConvertFrom(null, CultureInfo.CurrentCulture, "-2"), "N6");
}
public void TreeViewImageIndexConverter_ConvertTo_destinationType_null_ThrowsArgumentNullException()
{
var converter = new TreeViewImageIndexConverter();
Assert.Throws <ArgumentNullException>("destinationType", () => converter.ConvertTo(context: null, culture: null, new object(), destinationType: null));
}
