1 files changed, 176 insertions, 0 deletions
diff --git a/uitest/src/com/vaadin/tests/components/grid/basicfeatures/GridClientDataSourcesTest.java b/uitest/src/com/vaadin/tests/components/grid/basicfeatures/GridClientDataSourcesTest.java
new file mode 100644
index 0000000000..71173c3a4a
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+++ b/uitest/src/com/vaadin/tests/components/grid/basicfeatures/GridClientDataSourcesTest.java
@@ -0,0 +1,176 @@
+/*
+ * Copyright 2000-2014 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.components.grid.basicfeatures;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.openqa.selenium.By;
+import org.openqa.selenium.Dimension;
+import org.openqa.selenium.JavascriptExecutor;
+import org.openqa.selenium.NoSuchElementException;
+import org.openqa.selenium.WebDriver;
+import org.openqa.selenium.WebElement;
+import org.openqa.selenium.interactions.Actions;
+
+import com.vaadin.tests.tb3.MultiBrowserTest;
+
+public class GridClientDataSourcesTest extends MultiBrowserTest {
+
+    @Before
+    public void before() {
+        openTestURL();
+    }
+
+    @Test
+    public void normalRestishDatasource() throws Exception {
+        selectMenuPath("DataSources", "RESTish", "Use");
+        assertCellPresent("cell 0 #0");
+
+        scrollToBottom();
+        assertCellPresent("cell 99 #0");
+        assertCellNotPresent("cell 100 #0");
+    }
+
+    @Test
+    public void growOnRequestRestishDatasource() throws Exception {
+        selectMenuPath("DataSources", "RESTish", "Use");
+        selectMenuPath("DataSources", "RESTish", "Next request +10");
+
+        scrollToBottom();
+        /* second scroll needed because of scrollsize change after scrolling */
+        scrollToBottom();
+
+        assertCellPresent("cell 109 #1");
+        assertCellNotPresent("cell 110 #1");
+    }
+
+    @Test
+    public void shrinkOnRequestRestishDatasource() throws Exception {
+        selectMenuPath("DataSources", "RESTish", "Use");
+        scrollToBottom();
+
+        selectMenuPath("DataSources", "RESTish", "Next request -10");
+        scrollToTop();
+
+        assertCellPresent("cell 0 #1");
+    }
+
+    @Test
+    public void pushChangeRestishDatasource() throws Exception {
+        selectMenuPath("DataSources", "RESTish", "Use");
+        selectMenuPath("DataSources", "RESTish", "Push data change");
+        assertCellPresent("cell 0 #1");
+        assertCellNotPresent("cell 0 #0");
+    }
+
+    @Test
+    public void growOnPushRestishDatasource() throws Exception {
+        selectMenuPath("DataSources", "RESTish", "Use");
+        selectMenuPath("DataSources", "RESTish", "Push data change +10");
+        assertCellPresent("cell 0 #1");
+        assertCellNotPresent("cell 0 #0");
+        scrollToBottom();
+        assertCellPresent("cell 109 #1");
+    }
+
+    @Test
+    public void shrinkOnPushRestishDatasource() throws Exception {
+        selectMenuPath("DataSources", "RESTish", "Use");
+        scrollToBottom();
+
+        selectMenuPath("DataSources", "RESTish", "Push data change -10");
+        assertCellPresent("cell 89 #1");
+        assertCellNotPresent("cell 89 #0");
+        assertCellNotPresent("cell 99 #1");
+        assertCellNotPresent("cell 99 #0");
+    }
+
+    private void assertCellPresent(String content) {
+        assertNotNull(findByXPath("//td[text()='" + content + "']"));
+    }
+
+    private void assertCellNotPresent(String content) {
+        assertNull(findByXPath("//td[text()='" + content + "']"));
+    }
+
+    private void scrollToTop() {
+        scrollVerticallyTo(0);
+    }
+
+    private void scrollToBottom() {
+        scrollVerticallyTo(9999);
+    }
+
+    private WebElement findByXPath(String string) {
+        try {
+            return findElement(By.xpath(string));
+        } catch (NoSuchElementException e) {
+            return null;
+        }
+    }
+
+    private void scrollVerticallyTo(int px) {
+        executeScript("arguments[0].scrollTop = " + px, findVerticalScrollbar());
+    }
+
+    private Object executeScript(String script, Object args) {
+        @SuppressWarnings("hiding")
+        final WebDriver driver = getDriver();
+        if (driver instanceof JavascriptExecutor) {
+            final JavascriptExecutor je = (JavascriptExecutor) driver;
+            return je.executeScript(script, args);
+        } else {
+            throw new IllegalStateException("current driver "
+                    + getDriver().getClass().getName() + " is not a "
+                    + JavascriptExecutor.class.getSimpleName());
+        }
+    }
+
+    private WebElement findVerticalScrollbar() {
+        return getDriver().findElement(
+                By.xpath("//div[contains(@class, "
+                        + "\"v-grid-scroller-vertical\")]"));
+    }
+
+    private void selectMenu(String menuCaption) {
+        WebElement menuElement = getMenuElement(menuCaption);
+        Dimension size = menuElement.getSize();
+        new Actions(getDriver()).moveToElement(menuElement, size.width - 10,
+                size.height / 2).perform();
+    }
+
+    private WebElement getMenuElement(String menuCaption) {
+        return getDriver().findElement(
+                By.xpath("//td[text() = '" + menuCaption + "']"));
+    }
+
+    private void selectMenuPath(String... menuCaptions) {
+        new Actions(getDriver()).moveToElement(getMenuElement(menuCaptions[0]))
+                .click().perform();
+        for (int i = 1; i < menuCaptions.length - 1; ++i) {
+            selectMenu(menuCaptions[i]);
+            new Actions(getDriver()).moveByOffset(20, 0).perform();
+        }
+        new Actions(getDriver())
+                .moveToElement(
+                        getMenuElement(menuCaptions[menuCaptions.length - 1]))
+                .click().perform();
+    }
+
+}