Implement long polling support for push (#13011)

* The Transport enum has a new LONG_POLLING constant
* AbstractTestUI supports the ?transport=long-polling GET parameter

Change-Id: Ic2f5abfbd4aa3c875f5c83932ce5ee6f31c366ad

5 files changed, 171 insertions, 0 deletions

diff --git a/uitest/src/com/vaadin/tests/push/BasicPushLongPolling.java b/uitest/src/com/vaadin/tests/push/BasicPushLongPolling.java
new file mode 100644
index 0000000000..bbb7895f20
--- /dev/null
+++ b/uitest/src/com/vaadin/tests/push/BasicPushLongPolling.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2000-2013 Vaadin Ltd.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.vaadin.tests.push;
+
+import com.vaadin.annotations.Push;
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.shared.ui.ui.Transport;
+import com.vaadin.shared.ui.ui.UIState.PushConfigurationState;
+
+@Push(transport = Transport.LONG_POLLING)
+public class BasicPushLongPolling extends BasicPush {
+
+    @Override
+    public void init(VaadinRequest request) {
+        super.init(request);
+        // Don't use fallback so we can easier detect if long polling fails
+        getPushConfiguration().setParameter(
+                PushConfigurationState.FALLBACK_TRANSPORT_PARAM, "none");
+    }
+
+}
diff --git a/uitest/src/com/vaadin/tests/push/BasicPushLongPollingTest.java b/uitest/src/com/vaadin/tests/push/BasicPushLongPollingTest.java
new file mode 100644
index 0000000000..b526a11d38
--- /dev/null
+++ b/uitest/src/com/vaadin/tests/push/BasicPushLongPollingTest.java
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2000-2013 Vaadin Ltd.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.vaadin.tests.push;
+
+public class BasicPushLongPollingTest extends BasicPushTest {
+}
\ No newline at end of file
diff --git a/uitest/src/com/vaadin/tests/push/LongPollingReconnectTest.java b/uitest/src/com/vaadin/tests/push/LongPollingReconnectTest.java
new file mode 100644
index 0000000000..81c974e1e5
--- /dev/null
+++ b/uitest/src/com/vaadin/tests/push/LongPollingReconnectTest.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2000-2013 Vaadin Ltd.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.vaadin.tests.push;
+
+public class LongPollingReconnectTest extends PushReconnectTest {
+
+    @Override
+    protected Class<?> getUIClass() {
+        return BasicPushLongPolling.class;
+    }
+
+}
diff --git a/uitest/src/com/vaadin/tests/push/PushLargeDataLongPolling.java b/uitest/src/com/vaadin/tests/push/PushLargeDataLongPolling.java
new file mode 100644
index 0000000000..52a647115a
--- /dev/null
+++ b/uitest/src/com/vaadin/tests/push/PushLargeDataLongPolling.java
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2000-2013 Vaadin Ltd.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.vaadin.tests.push;
+
+import com.vaadin.annotations.Push;
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.shared.ui.ui.Transport;
+import com.vaadin.shared.ui.ui.UIState.PushConfigurationState;
+
+@Push(transport = Transport.LONG_POLLING)
+public class PushLargeDataLongPolling extends PushLargeData {
+
+    @Override
+    protected void setup(VaadinRequest request) {
+        super.setup(request);
+        getPushConfiguration().setParameter(
+                PushConfigurationState.FALLBACK_TRANSPORT_PARAM, "none");
+    }
+}
diff --git a/uitest/src/com/vaadin/tests/push/PushLargeDataLongPollingTest.java b/uitest/src/com/vaadin/tests/push/PushLargeDataLongPollingTest.java
new file mode 100644
index 0000000000..624310f1b5
--- /dev/null
+++ b/uitest/src/com/vaadin/tests/push/PushLargeDataLongPollingTest.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2000-2013 Vaadin Ltd.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.vaadin.tests.push;
+
+import org.junit.Test;
+import org.openqa.selenium.By;
+import org.openqa.selenium.support.ui.ExpectedConditions;
+
+import com.vaadin.tests.tb3.MultiBrowserTest;
+
+public class PushLargeDataLongPollingTest extends MultiBrowserTest {
+
+    @Test
+    public void testLongPollingLargeData() {
+        openTestURL();
+
+        // Without this there is a large chance that we will wait for all pushes
+        // to complete before moving on
+        testBench(driver).disableWaitForVaadin();
+
+        push();
+        // Push complete. Browser will reconnect now as > 10MB has been sent
+        // Push again to ensure push still works
+        push();
+
+    }
+
+    private void push() {
+        // Wait for startButton to be present
+        waitForElementToBePresent(vaadinLocatorById("startButton"));
+
+        String logRow0Id = "Log_row_0";
+        By logRow0 = vaadinLocatorById(logRow0Id);
+
+        vaadinElementById("startButton").click();
+        // Wait for push to start
+        waitUntil(ExpectedConditions.textToBePresentInElement(logRow0,
+                "Package "));
+
+        // Wait for until push should be done
+        sleep(PushLargeData.DEFAULT_DURATION_MS);
+
+        // Wait until push is actually done
+        waitUntil(ExpectedConditions.textToBePresentInElement(logRow0,
+                "Push complete"));
+    }
+
+}