2 files changed, 80 insertions, 0 deletions
diff --git a/test/junit/scala/collection/QueueTest.scala b/test/junit/scala/collection/QueueTest.scala
new file mode 100644
index 0000000000..9a40d8fc90
--- /dev/null
+++ b/test/junit/scala/collection/QueueTest.scala
@@ -0,0 +1,28 @@
+package scala.collection.immutable
+
+import org.junit.runner.RunWith
+import org.junit.runners.JUnit4
+import org.junit.Test
+
+@RunWith(classOf[JUnit4])
+/* Tests for collection.immutable.Queue  */
+class QueueTest {
+  val emptyQueue = Queue.empty[Int]
+  val oneAdded = emptyQueue.enqueue(1)
+  val threeAdded = emptyQueue.enqueue(1 to 3)
+
+  @Test
+  def dequeueOptionOnEmpty() {
+    assert( emptyQueue.dequeueOption == None )
+  }
+
+  @Test
+  def dequeueOptionOneAdded() {
+    assert( oneAdded.dequeueOption == Some((1,emptyQueue)) )
+  }
+
+  @Test
+  def dequeueOptionThreeAdded() {
+    assert( threeAdded.dequeueOption == Some((1,Queue(2 to 3:_*))) )
+  }
+}
diff --git a/test/junit/scala/reflect/internal/util/StringOpsTest.scala b/test/junit/scala/reflect/internal/util/StringOpsTest.scala
new file mode 100644
index 0000000000..13d3a6435e
--- /dev/null
+++ b/test/junit/scala/reflect/internal/util/StringOpsTest.scala
@@ -0,0 +1,52 @@
+package scala.reflect.internal.util
+
+import org.junit.Assert._
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.junit.runners.JUnit4
+
+@RunWith(classOf[JUnit4])
+class StringOpsTest {
+  @Test
+  def prefixOfNone(): Unit = {
+    val so = new StringOps { }
+    val ss = Nil
+    val lcp = so longestCommonPrefix ss
+    assert(lcp == "")
+  }
+  @Test
+  def prefixWithEmpty(): Unit = {
+    val so = new StringOps { }
+    val ss = List("abc", "", "abd")
+    val lcp = so longestCommonPrefix ss
+    assert(lcp == "")
+  }
+  @Test
+  def prefixOfOne(): Unit = {
+    val so = new StringOps { }
+    val ss = List("abc")
+    val lcp = so longestCommonPrefix ss
+    assert(lcp == "abc")
+  }
+  @Test
+  def prefixOfMany(): Unit = {
+    val so = new StringOps { }
+    val ss = List("abc", "abd", "abe")
+    val lcp = so longestCommonPrefix ss
+    assert(lcp == "ab")
+  }
+  @Test
+  def prefixOfPrefix(): Unit = {
+    val so = new StringOps { }
+    val ss = List("abc", "abcd")
+    val lcp = so longestCommonPrefix ss
+    assert(lcp == "abc")
+  }
+  @Test
+  def prefixOfPrefixMiddling(): Unit = {
+    val so = new StringOps { }
+    val ss = List("abce", "abc", "abcd")
+    val lcp = so longestCommonPrefix ss
+    assert(lcp == "abc")
+  }
+}