Switch to the other aproach

Author: Vlatombe

src/main/java/jenkins/branch/RateLimitBranchProperty.java

@@ -537,10 +537,7 @@ public CauseOfBlockage canRun(Queue.Item item) {
                         return null;
                     }
                     for (Queue.Item i : items) {
-                        if (i.getId() == item.getId()) {
-                            // We've reached the current item, no need to go further
-                            break;
-                        } else if (i.getInQueueSince() <= item.getInQueueSince()) {
+                        if (i.getInQueueSince() < item.getInQueueSince()) {
                             LOGGER.log(Level.FINE, "{0} with queue id {1} blocked by queue id {2} was first",
                                     new Object[]{
                                             job.getFullName(),

src/test/java/jenkins/branch/RateLimitBranchPropertyTest.java

@@ -248,6 +248,7 @@ public void rateLimitsConcurrentBuilds() throws Exception {
             assertThat(master.isInQueue(), is(false));
             assertThat(master.getQueueItem(), nullValue());
             QueueTaskFuture<FreeStyleBuild> future = master.scheduleBuild2(0);
+            Thread.sleep(1);
             QueueTaskFuture<FreeStyleBuild> future2 = master.scheduleBuild2(0, (Cause) null,
                     new ParametersAction(
                             Collections.singletonList(new StringParameterValue("FOO", "MANCHU"))));