diff options
Diffstat (limited to 'tests/partest-test')
-rw-r--r-- | tests/partest-test/deadlock.scala | 44 | ||||
-rw-r--r-- | tests/partest-test/forkbomb.scala | 7 | ||||
-rw-r--r-- | tests/partest-test/infinite.scala | 9 | ||||
-rw-r--r-- | tests/partest-test/infiniteAlloc.scala | 9 | ||||
-rw-r--r-- | tests/partest-test/infiniteTail.scala | 7 |
5 files changed, 76 insertions, 0 deletions
diff --git a/tests/partest-test/deadlock.scala b/tests/partest-test/deadlock.scala new file mode 100644 index 000000000..df561aff3 --- /dev/null +++ b/tests/partest-test/deadlock.scala @@ -0,0 +1,44 @@ +object Test { + class Lock + val lock1 = new Lock + val lock2 = new Lock + + private[this] var took2: Boolean = false + def lock2Taken(): Unit = synchronized { + took2 = true + notify() + } + def tookLock2: Boolean = synchronized(took2) + + val thread1 = new Thread { + override def run(): Unit = synchronized { + lock1.synchronized { + while (!tookLock2) wait() + lock2.synchronized { + println("thread1 in lock2!") + } + } + println("thread1, done!") + } + } + + val thread2 = new Thread { + override def run(): Unit = synchronized { + lock2.synchronized { + lock2Taken() + lock1.synchronized { + println("thread2 in lock1!") + } + } + println("thread2, done!") + } + } + + def main(args: Array[String]): Unit = { + thread1.start() // takes lock1 then sleeps 1s - tries to take lock2 + thread2.start() // takes lock2 then sleeps 1s - tries to take lock1 + + thread1.join() // wait for threads to complete, can't because deadlock! + thread2.join() + } +} diff --git a/tests/partest-test/forkbomb.scala b/tests/partest-test/forkbomb.scala new file mode 100644 index 000000000..1d3cda172 --- /dev/null +++ b/tests/partest-test/forkbomb.scala @@ -0,0 +1,7 @@ +object Test { + def main(args: Array[String]): Unit = + while(true) + Runtime + .getRuntime() + .exec(Array("java", "-cp", System.getProperty("java.class.path"), "Test")); +} diff --git a/tests/partest-test/infinite.scala b/tests/partest-test/infinite.scala new file mode 100644 index 000000000..961382fea --- /dev/null +++ b/tests/partest-test/infinite.scala @@ -0,0 +1,9 @@ +object Test { + def main(args: Array[String]): Unit = { + var sum = 0 + while(true) { + sum += 1 + } + println(sum) + } +} diff --git a/tests/partest-test/infiniteAlloc.scala b/tests/partest-test/infiniteAlloc.scala new file mode 100644 index 000000000..89fa5d6ef --- /dev/null +++ b/tests/partest-test/infiniteAlloc.scala @@ -0,0 +1,9 @@ +import scala.collection.mutable +object Test { + val map = mutable.Map.empty[String, String] + + def main(args: Array[String]): Unit = while (true) { + val time = System.currentTimeMillis.toString + map += (time -> time) + } +} diff --git a/tests/partest-test/infiniteTail.scala b/tests/partest-test/infiniteTail.scala new file mode 100644 index 000000000..b3132cc19 --- /dev/null +++ b/tests/partest-test/infiniteTail.scala @@ -0,0 +1,7 @@ +object Test { + def foo: Int = bar + def bar: Int = foo + + def main(args: Array[String]): Unit = + println(foo) +} |