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Diffstat (limited to 'test/junit/scala/collection/mutable/ArraySortingTest.scala')
-rw-r--r-- | test/junit/scala/collection/mutable/ArraySortingTest.scala | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/junit/scala/collection/mutable/ArraySortingTest.scala b/test/junit/scala/collection/mutable/ArraySortingTest.scala new file mode 100644 index 0000000000..4e54b39ce7 --- /dev/null +++ b/test/junit/scala/collection/mutable/ArraySortingTest.scala @@ -0,0 +1,29 @@ +package scala.collection.mutable + +import org.junit.runner.RunWith +import org.junit.runners.JUnit4 +import org.junit.Test + +/* Tests various maps by making sure they all agree on the same answers. */ +@RunWith(classOf[JUnit4]) +class ArraySortingTest { + + class CantSortMe(val i: Int) { + override def equals(a: Any) = throw new IllegalArgumentException("I cannot be equalled!") + } + + object CanOrder extends Ordering[CantSortMe] { + def compare(a: CantSortMe, b: CantSortMe) = a.i compare b.i + } + + // Tests SI-7837 + @Test + def sortByTest() { + val test = Array(1,2,3,4,1,3,5,7,1,4,8,1,1,1,1) + val cant = test.map(i => new CantSortMe(i)) + java.util.Arrays.sort(test) + scala.util.Sorting.quickSort(cant)(CanOrder) + assert( test(6) == 1 ) + assert( (test,cant).zipped.forall(_ == _.i) ) + } +} |