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/039-join-main/src/Main.java b/test/039-join-main/src/Main.java
new file mode 100644
index 0000000..0644f1c
--- /dev/null
+++ b/test/039-join-main/src/Main.java
@@ -0,0 +1,41 @@
+// Copyright 2007 The Android Open Source Project
+
+/**
+ * Make sure that a sub-thread can join the main thread.
+ */
+public class Main {
+    public static void main(String[] args) {
+        Thread t;
+
+        t = new Thread(new JoinMainSub(Thread.currentThread()), "Joiner");
+        System.out.print("Starting thread '" + t.getName() + "'\n");
+        t.start();
+
+        try { Thread.sleep(1000); }
+        catch (InterruptedException ie) {}
+
+        System.out.print("JoinMain starter returning\n");
+    }
+}
+
+class JoinMainSub implements Runnable {
+    private Thread mJoinMe;
+
+    public JoinMainSub(Thread joinMe) {
+        mJoinMe = joinMe;
+    }
+
+    public void run() {
+        System.out.print("@ JoinMainSub running\n");
+
+        try {
+            mJoinMe.join();
+            System.out.print("@ JoinMainSub successfully joined main\n");
+        } catch (InterruptedException ie) {
+            System.out.print("@ JoinMainSub interrupted!\n");
+        }
+        finally {
+            System.out.print("@ JoinMainSub bailing\n");
+        }
+    }
+}