Adding old unit tests to test suite.

These tests are copied straight over. They'll still run, but they're
using the old system.

Change-Id: If494519e52ddf858a9febfc55bdae830468cb3c8
diff --git a/test/051-thread/src/Main.java b/test/051-thread/src/Main.java
new file mode 100644
index 0000000..9acc89e
--- /dev/null
+++ b/test/051-thread/src/Main.java
@@ -0,0 +1,73 @@
+// Copyright 2006 The Android Open Source Project
+
+/**
+ * Test some basic thread stuff.
+ */
+public class Main {
+    public static void main(String[] args) {
+        for (int i = 0; i < 512; i++) {
+            MyThread myThread = new MyThread();
+            myThread.start();
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException ie) {
+                ie.printStackTrace();
+            }
+        }
+
+        go();
+        System.out.println("thread test done");
+    }
+
+    public static void go() {
+        Thread t = new Thread(null, new ThreadTestSub(), "Thready", 7168);
+
+        t.setDaemon(false);
+
+        System.out.print("Starting thread '" + t.getName() + "'\n");
+        t.start();
+
+        try {
+            t.join();
+        } catch (InterruptedException ex) {
+            ex.printStackTrace();
+        }
+
+        System.out.print("Thread starter returning\n");
+    }
+
+    /*
+     * Simple thread capacity test.
+     */
+    static class MyThread extends Thread {
+        private static int mCount = 0;
+        public void run() {
+            System.out.println("running " + (mCount++));
+        }
+    }
+}
+
+class ThreadTestSub implements Runnable {
+    public void run() {
+        System.out.print("@ Thread running\n");
+
+        try {
+            Thread.currentThread().setDaemon(true);
+            System.out.print("@ FAILED: setDaemon() succeeded\n");
+        } catch (IllegalThreadStateException itse) {
+            System.out.print("@ Got expected setDaemon exception\n");
+        }
+
+        //if (true)
+        //    throw new NullPointerException();
+        try {
+            Thread.sleep(2000);
+        }
+        catch (InterruptedException ie) {
+            System.out.print("@ Interrupted!\n");
+        }
+        finally {
+            System.out.print("@ Thread bailing\n");
+        }
+    }
+}