public bool Compare(string firstElement, string secondElement, OperationEnumeration operation)
{
var firstEvrString = new EvrString(firstElement);
var secondEvrString = new EvrString(secondElement);
var evrIsEqual = ProcessEvrComparisionForEquals(firstEvrString, secondEvrString);
var evrIsGreaterThan = ProcessEvrComparisionFor(firstEvrString, secondEvrString, ComparisionResults.IsGreaterThan);
var evrIsLessThan = ProcessEvrComparisionFor(firstEvrString, secondEvrString, ComparisionResults.IsLessThan);
switch (operation)
{
case OperationEnumeration.equals:
return evrIsEqual;
case OperationEnumeration.notequal:
return !evrIsEqual;
case OperationEnumeration.greaterthan:
return evrIsGreaterThan;
case OperationEnumeration.lessthan:
return evrIsLessThan;
case OperationEnumeration.greaterthanorequal:
return evrIsGreaterThan || evrIsEqual;
case OperationEnumeration.lessthanorequal:
return evrIsLessThan || evrIsEqual;
default:
throw new InvalidOvalOperationException();
}
}
public bool Compare(string firstElement, string secondElement, OperationEnumeration operation)
{
var firstEvrString = new EvrString(firstElement);
var secondEvrString = new EvrString(secondElement);
var evrIsEqual = ProcessEvrComparisionForEquals(firstEvrString, secondEvrString);
var evrIsGreaterThan = ProcessEvrComparisionFor(firstEvrString, secondEvrString, ComparisionResults.IsGreaterThan);
var evrIsLessThan = ProcessEvrComparisionFor(firstEvrString, secondEvrString, ComparisionResults.IsLessThan);
switch (operation)
{
case OperationEnumeration.equals:
return(evrIsEqual);
case OperationEnumeration.notequal:
return(!evrIsEqual);
case OperationEnumeration.greaterthan:
return(evrIsGreaterThan);
case OperationEnumeration.lessthan:
return(evrIsLessThan);
case OperationEnumeration.greaterthanorequal:
return(evrIsGreaterThan || evrIsEqual);
case OperationEnumeration.lessthanorequal:
return(evrIsLessThan || evrIsEqual);
default:
throw new InvalidOvalOperationException();
}
}
private bool ProcessEvrComparisionFor(EvrString firstEvr, EvrString secondEvr, ComparisionResults expectedResult)
{
var epochComparisionResult = compareEpoches(firstEvr.Epoch, secondEvr.Epoch);
if (epochComparisionResult.Equals(expectedResult))
{
return(true);
}
var versionComparisionResult = compareEvrPart(firstEvr.Version, secondEvr.Version);
if (versionComparisionResult.Equals(expectedResult))
{
return(true);
}
var releaseComparisionResult = compareEvrPart(firstEvr.Release, secondEvr.Release);
if (releaseComparisionResult.Equals(expectedResult))
{
return(true);
}
return(false);
}
public void Should_be_possible_to_get_epoch_version_and_release_from_an_EvrString()
{
var evrStringSample = new EvrString("4:1.2-6");
Assert.AreEqual("4", evrStringSample.Epoch, "Unexpected epoch was found in EVR String.");
Assert.AreEqual("1.2", evrStringSample.Version, "Unexpected version was found in EVR String.");
Assert.AreEqual("6", evrStringSample.Release, "Unexpected release was found in EVR String.");
}
public void Should_be_possible_to_represent_an_EvrString_without_epoch_defined()
{
var evrStringSample = new EvrString("1.9-1");
Assert.IsTrue(String.IsNullOrEmpty(evrStringSample.Epoch), String.Format("Epoch must be null or empty, but it contains '{0}'.", evrStringSample.Epoch));
Assert.AreEqual("1.9", evrStringSample.Version, "Unexpected version was found in EVR String.");
Assert.AreEqual("1", evrStringSample.Release, "Unexpected release was found in EVR String.");
}
private bool ProcessEvrComparisionForEquals(EvrString firstEvr, EvrString secondEvr)
{
var epochComparisionResult = compareEpoches(firstEvr.Epoch, secondEvr.Epoch);
if (epochComparisionResult.Equals(ComparisionResults.IsEqual))
{
var versionComparisionResult = compareEvrPart(firstEvr.Version, secondEvr.Version);
if (versionComparisionResult.Equals(ComparisionResults.IsEqual))
{
var releaseComparisionResult = compareEvrPart(firstEvr.Release, secondEvr.Release);
return(releaseComparisionResult.Equals(ComparisionResults.IsEqual));
}
}
return(false);
}
private bool ProcessEvrComparisionForEquals(EvrString firstEvr, EvrString secondEvr)
{
var epochComparisionResult = compareEpoches(firstEvr.Epoch, secondEvr.Epoch);
if (epochComparisionResult.Equals(ComparisionResults.IsEqual))
{
var versionComparisionResult = compareEvrPart(firstEvr.Version, secondEvr.Version);
if (versionComparisionResult.Equals(ComparisionResults.IsEqual))
{
var releaseComparisionResult = compareEvrPart(firstEvr.Release, secondEvr.Release);
return releaseComparisionResult.Equals(ComparisionResults.IsEqual);
}
}
return false;
}
private bool ProcessEvrComparisionFor(EvrString firstEvr, EvrString secondEvr, ComparisionResults expectedResult)
{
var epochComparisionResult = compareEpoches(firstEvr.Epoch, secondEvr.Epoch);
if (epochComparisionResult.Equals(expectedResult))
return true;
var versionComparisionResult = compareEvrPart(firstEvr.Version, secondEvr.Version);
if (versionComparisionResult.Equals(expectedResult))
return true;
var releaseComparisionResult = compareEvrPart(firstEvr.Release, secondEvr.Release);
if (releaseComparisionResult.Equals(expectedResult))
return true;
return false;
}
