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ChannelPurger now accepts more than one MessageChannel (with a varargs constructor).

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This commit is contained in:
Mark Fisher
2008-03-04 18:54:20 +00:00
parent e3a018fa74
commit 0d8dc5ba81
2 changed files with 105 additions and 19 deletions
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87
spring-integration-core/src/test/java/org/springframework/integration/channel/ChannelPurgerTests.java
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@@ -51,11 +51,11 @@ public class ChannelPurgerTests {
channel.send(new StringMessage("test1"));
channel.send(new StringMessage("test2"));
channel.send(new StringMessage("test3"));
ChannelPurger purger = new ChannelPurger(channel, new MessageSelector() {
ChannelPurger purger = new ChannelPurger(new MessageSelector() {
public boolean accept(Message<?> message) {
return false;
}
});
}, channel);
List<Message<?>> purgedMessages = purger.purge();
assertEquals(3, purgedMessages.size());
assertNull(channel.receive(0));
@@ -67,11 +67,11 @@ public class ChannelPurgerTests {
channel.send(new StringMessage("test1"));
channel.send(new StringMessage("test2"));
channel.send(new StringMessage("test3"));
ChannelPurger purger = new ChannelPurger(channel, new MessageSelector() {
ChannelPurger purger = new ChannelPurger(new MessageSelector() {
public boolean accept(Message<?> message) {
return true;
}
});
}, channel);
List<Message<?>> purgedMessages = purger.purge();
assertEquals(0, purgedMessages.size());
assertNotNull(channel.receive(0));
@@ -85,11 +85,11 @@ public class ChannelPurgerTests {
channel.send(new StringMessage("test1"));
channel.send(new StringMessage("test2"));
channel.send(new StringMessage("test3"));
ChannelPurger purger = new ChannelPurger(channel, new MessageSelector() {
ChannelPurger purger = new ChannelPurger(new MessageSelector() {
public boolean accept(Message<?> message) {
return (message.getPayload().equals("test2"));
}
});
}, channel);
List<Message<?>> purgedMessages = purger.purge();
assertEquals(2, purgedMessages.size());
Message<?> message = channel.receive(0);
@@ -98,4 +98,79 @@ public class ChannelPurgerTests {
assertNull(channel.receive(0));
}
@Test
public void testMultipleChannelsWithNoSelector() {
MessageChannel channel1 = new SimpleChannel();
MessageChannel channel2 = new SimpleChannel();
channel1.send(new StringMessage("test1"));
channel1.send(new StringMessage("test2"));
channel2.send(new StringMessage("test1"));
channel2.send(new StringMessage("test2"));
ChannelPurger purger = new ChannelPurger(channel1, channel2);
List<Message<?>> purgedMessages = purger.purge();
assertEquals(4, purgedMessages.size());
assertNull(channel1.receive(0));
assertNull(channel2.receive(0));
}
@Test
public void testMultipleChannelsWithSelector() {
MessageChannel channel1 = new SimpleChannel();
MessageChannel channel2 = new SimpleChannel();
channel1.send(new StringMessage("test1"));
channel1.send(new StringMessage("test2"));
channel1.send(new StringMessage("test3"));
channel2.send(new StringMessage("test1"));
channel2.send(new StringMessage("test2"));
channel2.send(new StringMessage("test3"));
ChannelPurger purger = new ChannelPurger(new MessageSelector() {
public boolean accept(Message<?> message) {
return (message.getPayload().equals("test2"));
}
}, channel1, channel2);
List<Message<?>> purgedMessages = purger.purge();
assertEquals(4, purgedMessages.size());
Message<?> message1 = channel1.receive(0);
assertNotNull(message1);
assertEquals("test2", message1.getPayload());
assertNull(channel1.receive(0));
Message<?> message2 = channel2.receive(0);
assertNotNull(message2);
assertEquals("test2", message2.getPayload());
assertNull(channel2.receive(0));
}
@Test
public void testPurgeNoneWithSelectorAndMultipleChannels() {
MessageChannel channel1 = new SimpleChannel();
MessageChannel channel2 = new SimpleChannel();
channel1.send(new StringMessage("test1"));
channel1.send(new StringMessage("test2"));
channel2.send(new StringMessage("test1"));
channel2.send(new StringMessage("test2"));
ChannelPurger purger = new ChannelPurger(new MessageSelector() {
public boolean accept(Message<?> message) {
return true;
}
}, channel1, channel2);
List<Message<?>> purgedMessages = purger.purge();
assertEquals(0, purgedMessages.size());
assertNotNull(channel1.receive(0));
assertNotNull(channel1.receive(0));
assertNotNull(channel2.receive(0));
assertNotNull(channel2.receive(0));
}
@Test(expected=IllegalArgumentException.class)
public void testNullChannel() {
MessageChannel channel = null;
new ChannelPurger(channel);
}
@Test(expected=IllegalArgumentException.class)
public void testEmptyChannelArray() {
MessageChannel[] channels = new MessageChannel[0];
new ChannelPurger(channels);
}
}