private void NullableTestInternal <TFrom, TTo>(int count, bool assertNullConversion)
{
AdvancedConverter <TFrom, TTo> advancedConverter = AdvancedConverter <TFrom, TTo> .Default;
Assert.IsNotNull(advancedConverter);
Type fromType = typeof(TFrom);
Type toType = typeof(TTo);
bool fromIsNullable = fromType.IsNullable();
Type fromNonNullableType = fromIsNullable ? fromType.GetGenericArguments()[0] : typeof(TFrom);
// Random test
Action <object, int> nullableConverterTest =
DelegateHelper.CreateDelegate <Action <object, int> >(this, GetType(),
"NullableConverterTest", fromNonNullableType, fromType, toType);
nullableConverterTest.Invoke(advancedConverter, count);
// Null test
if (fromIsNullable)
{
if (assertNullConversion)
{
AssertEx.Throws <ArgumentNullException>(delegate { advancedConverter.Convert((TFrom)(object)null); });
}
else
{
advancedConverter.Convert((TFrom)(object)null);
}
}
}
public void CustomConverterTest()
{
IAdvancedConverterProvider provider = new TestConverterProvider();
AdvancedConverter <string, int> customStringToIntAdvancedConverter = provider.GetConverter <string, int>();
AdvancedConverter <int, string> customIntToStringAdvancedConverter = provider.GetConverter <int, string>();
Assert.AreEqual(typeof(StringAdvancedConverter), customStringToIntAdvancedConverter.Implementation.GetType());
Assert.AreEqual(typeof(StringAdvancedConverter), customIntToStringAdvancedConverter.Implementation.GetType());
}
public void ConverterTest()
{
IAdvancedConverterProvider provider = AdvancedConverterProvider.Default;
AdvancedConverter <int, string> intStringAdvancedConverter = provider.GetConverter <int, string>();
Assert.AreEqual("Int32AdvancedConverter", intStringAdvancedConverter.Implementation.GetType().Name);
Assert.IsTrue(!(intStringAdvancedConverter.IsRough));
Assert.IsFalse(intStringAdvancedConverter.IsRough);
int intValue = 1234;
string intToStringValue = intStringAdvancedConverter.Convert(intValue);
TestLog.Info("IntToString: {0} {1}", intValue, intToStringValue);
Assert.AreEqual(intValue.ToString(), intToStringValue);
}
private void EnumTestInternal <TFrom, TTo>()
{
AdvancedConverter <TFrom, TTo> advancedConverter = AdvancedConverter <TFrom, TTo> .Default;
AdvancedConverter <TTo, TFrom> backwardAdvancedConverter = AdvancedConverter <TTo, TFrom> .Default;
IInstanceGenerator <TFrom> instanceGenerator = InstanceGeneratorProvider.Default.GetInstanceGenerator <TFrom>();
Assert.IsNotNull(advancedConverter);
Assert.IsNotNull(backwardAdvancedConverter);
Assert.IsNotNull(instanceGenerator);
foreach (TFrom from in instanceGenerator.GetInstances(random, enumTestCount))
{
TTo result = advancedConverter.Convert(from);
TFrom backwardResult = backwardAdvancedConverter.Convert(result);
Assert.AreEqual(from, backwardResult);
}
}
private void NullableConverterTest <T, TFrom, TTo>(object converterObject, int count)
{
AdvancedConverter <TFrom, TTo> advancedConverter = (AdvancedConverter <TFrom, TTo>)converterObject;
AdvancedConverter <TTo, TFrom> reverseAdvancedConverter = AdvancedConverter <TTo, TFrom> .Default;
IInstanceGenerator <T> instanceGenerator = InstanceGeneratorProvider.Default.GetInstanceGenerator <T>();
foreach (T instance in instanceGenerator.GetInstances(random, count))
{
TTo result = advancedConverter.Convert((TFrom)(object)instance);
if (reverseAdvancedConverter != null)
{
TFrom backwardResult = reverseAdvancedConverter.Convert(result);
if (!advancedConverter.IsRough && !reverseAdvancedConverter.IsRough)
{
Assert.AreEqual(instance, backwardResult);
}
}
}
}
public void OneValueTest <TFrom, TTo>(TFrom value, int count)
{
AdvancedConverter <TFrom, TTo> advancedConverterTo = null;
AdvancedConverter <TTo, TFrom> advancedConverterFrom = null;
try {
advancedConverterTo = AdvancedConverter <TFrom, TTo> .Default;
advancedConverterFrom = AdvancedConverter <TTo, TFrom> .Default;
}
catch (InvalidOperationException e) {
if (UseLog)
{
TestLog.Info("{0}", e.Message);
}
}
for (int i = 0; i < count; i++)
{
bool innerLogFlag = UseLog && (i == 0);
if (advancedConverterTo != null)
{
try {
TTo convertedValue = advancedConverterTo.Convert(value);
if (innerLogFlag)
{
TestLog.Info("Converting {0} of {1} type. Result: {2} of {3} type", value,
typeof(TFrom).GetShortName(),
convertedValue, typeof(TTo).GetShortName());
}
if (advancedConverterFrom != null)
{
try {
TFrom reconvertedValue = advancedConverterFrom.Convert(convertedValue);
if (innerLogFlag)
{
TestLog.Info("Reconverting {0} of {1} type. Result: {2} of {3} type.", convertedValue,
typeof(TTo).GetShortName(),
reconvertedValue, typeof(TFrom).GetShortName());
}
if ((advancedConverterTo.IsRough))
{
if (innerLogFlag)
{
TestLog.Info("Conversion from {0} to {1} is rough.",
typeof(TFrom).GetShortName(), typeof(TTo).GetShortName());
}
}
else
{
Assert.AreEqual(value, reconvertedValue, "reconvertedValue");
}
}
catch (OverflowException e) {
if (innerLogFlag)
{
TestLog.Info(e, "Reconversion of {0} of {1} type to type {2} failed.", convertedValue,
typeof(TTo).GetShortName(), typeof(TFrom).GetShortName());
}
}
catch (ArgumentOutOfRangeException e) {
if (innerLogFlag)
{
TestLog.Info(e, "Reconversion of {0} of {1} type to type {2} failed.", convertedValue,
typeof(TTo).GetShortName(), typeof(TFrom).GetShortName());
}
}
catch (FormatException e) {
if (innerLogFlag)
{
TestLog.Info(e, "Reconversion of {0} of {1} type to type {2} failed.", convertedValue,
typeof(TTo).GetShortName(), typeof(TFrom).GetShortName());
}
}
}
}
catch (OverflowException e) {
if (innerLogFlag)
{
TestLog.Info(e, "Conversion of {0} of {1} type to type {2} failed.", value,
typeof(TFrom).GetShortName(), typeof(TTo).GetShortName());
}
}
catch (ArgumentOutOfRangeException e) {
if (innerLogFlag)
{
TestLog.Info(e, "Conversion of {0} of {1} type to type {2} failed.", value,
typeof(TFrom).GetShortName(), typeof(TTo).GetShortName());
}
}
catch (FormatException e) {
if (innerLogFlag)
{
TestLog.Info(e, "Conversion of {0} of {1} type to type {2} failed.", value,
typeof(TFrom).GetShortName(), typeof(TTo).GetShortName());
}
}
}
else if (innerLogFlag)
{
TestLog.Info("Conversion from {0} to {1} is not supported.", typeof(TFrom).GetShortName(),
typeof(TTo).GetShortName());
}
}
}