public void IdentifyBlocksThatIfRemovedWouldCreateLargerSets()
{
List <Set> s = new List <Set>();
// Create a situation where a single file has two redundant
// sets, each set having two blocks. Like so:
/* 1
* 2 public void Foo()
* 3 {
* 4 ////////////////////////////////
* 5 ////// Redundant set Top ///////
* 6 ////////////////////////////////
* 7 --> Foo extract method candidate <--
* 8 ////////////////////////////////
* 9 ////// Redundant set Bottom ////
* 10 ////////////////////////////////
* 11 }
* 12 public void Bar()
* 13 {
* 14 ////////////////////////////////
* 15 ////// Redundant set Top ///////
* 16 ////////////////////////////////
* 17 --> Bar extract method candidate <--
* 18 ////////////////////////////////
* 19 ////// Redundant set Bottom ////
* 20 ////////////////////////////////
* 21 }
* 22
*
* If the two --><-- sections were removed, the two sets would
* become one big set.
*/
s.Add(new Set(3));
s[0].AddBlock("SampleRedundantFile.cs", 4);
s[0].AddBlock("SampleRedundantFile.cs", 14);
s.Add(new Set(3));
s[1].AddBlock("SampleRedundantFile.cs", 8);
s[1].AddBlock("SampleRedundantFile.cs", 18);
Examiner e = new Examiner(null);
List <ISet> candidates = e.Examine(s);
Assert.AreEqual(1, candidates.Count);
Assert.AreEqual(7, candidates[0].Blocks[0].StartLineNumber);
Assert.AreEqual(7, candidates[0].Blocks[0].EndLineNumber);
Assert.AreEqual(17, candidates[0].Blocks[1].StartLineNumber);
Assert.AreEqual(17, candidates[0].Blocks[1].EndLineNumber);
}
public void BlocksInDifferentFilesCantBeConsecutive()
{
List <Set> s = new List <Set>();
// Same block defs as above, except the sets are in different files,
// and therefore will never be consecutive.
s.Add(new Set(3));
s[0].AddBlock("SampleRedundantFile.cs", 4);
s[0].AddBlock("SampleRedundantFile.cs", 14);
s.Add(new Set(3));
s[1].AddBlock("DifferentFile.cs", 8);
s[1].AddBlock("DifferentFile.cs", 18);
Examiner e = new Examiner(null);
List <ISet> candidates = e.Examine(s);
Assert.IsEmpty(candidates);
}
public void BlocksInSetNotInFileOrder()
{
List <Set> s = new List <Set>();
// Exact same as the other test, except the blocks are not in file order.
s.Add(new Set(3));
s[0].AddBlock("SampleRedundantFile.cs", 14);
s[0].AddBlock("SampleRedundantFile.cs", 4);
s.Add(new Set(3));
s[1].AddBlock("SampleRedundantFile.cs", 18);
s[1].AddBlock("SampleRedundantFile.cs", 8);
Examiner e = new Examiner(null);
List <ISet> candidates = e.Examine(s);
Assert.AreEqual(17, candidates[0].Blocks[0].StartLineNumber);
Assert.AreEqual(17, candidates[0].Blocks[0].EndLineNumber);
Assert.AreEqual(7, candidates[0].Blocks[1].StartLineNumber);
Assert.AreEqual(7, candidates[0].Blocks[1].EndLineNumber);
}
