From e854a58a81ec90e419a4b3effa5a83caac05df90 Mon Sep 17 00:00:00 2001
From: jestin
Date: Sun, 13 May 2012 08:54:38 +0000
Subject: Modified the tests to remove bus.getDomain(null) make Waiter and
 WaiterClient sons of WaitFor Added a few tests into svn

---
 tests/SendNow.java | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 tests/SendNow.java

(limited to 'tests/SendNow.java')

diff --git a/tests/SendNow.java b/tests/SendNow.java
new file mode 100644
index 0000000..093ee19
--- /dev/null
+++ b/tests/SendNow.java
@@ -0,0 +1,61 @@
+/**
+ * Ivy java library API tester.
+ *
+ * @author  Yannick Jestin <mailto:yannick.jestin@enac.fr>
+ *
+ * (c) ENAC
+ *
+ * usage: java Unitaire
+ *
+ */
+import fr.dgac.ivy.*;
+
+public class SendNow {
+
+  Ivy bus;
+
+  public SendNow (String args[]) throws IvyException {
+    bus = new Ivy("ReceiveNow",null,null);
+    bus.bindMsg("^hop hop",new IvyMessageListener() {
+      public void receive(IvyClient ic,String args[]){
+	System.out.println("hop hop received ! quitting");
+	bus.stop();
+      }
+    });
+    System.out.println("starting receiver");
+    bus.start(Ivy.getDomainArgs("IvyTest" , args));
+  }
+
+  public static void main(final String[] args) throws IvyException,InterruptedException {
+    Ivy sendbus = new Ivy("SendNow" , null, null);
+    new SendNow(args);
+    //Thread.sleep(10);
+    // no sleep
+    try {
+      System.out.println("starting sender");
+      sendbus.start(Ivy.getDomainArgs("IvyTest" , args));
+      System.out.println("sending");
+      // THIS IS WRONG ON PURPOSE, to test a race condidition on startup
+      // Correct code to add is
+      // sendbus.waitForClient("ReceiveNow",0);
+      int i = sendbus.sendMsg("hop hop");
+      System.out.println("stopping");
+      sendbus.stop();
+      System.out.println("end stopping");
+      if (i==0) {
+	// it can fail in the following case:
+	// SendNow has started, sent "hop hop", and starts closing *before*
+	// the hanshake is initiated. There's no way of knowing if somebody
+	// else is joining the bus
+	// we could add something at the JVM level, but it's no use for inter
+	// process anyway. 200ms before close + lock is long enough
+	System.out.println("race condition: the Receiver has not received our message, quitting anyway");
+	System.exit(-1);
+      }
+    } catch (IvyException ie) {
+      System.out.println("Ivy main test error");
+      ie.printStackTrace();
+    }
+  }
+
+} 
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