| /* |
| * Copyright 2010 Google Inc. |
| * |
| * 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.google.gwt.cell.client; |
| |
| import com.google.gwt.cell.client.Cell.Context; |
| import com.google.gwt.dom.client.Document; |
| import com.google.gwt.dom.client.Element; |
| import com.google.gwt.dom.client.ImageElement; |
| import com.google.gwt.safehtml.shared.SafeHtmlBuilder; |
| |
| import java.util.Locale; |
| |
| /** |
| * Tests for {@link TextCell}. |
| */ |
| public class ImageLoadingCellTest extends CellTestBase<String> { |
| |
| @Override |
| public void testRender() { |
| Cell<String> cell = createCell(); |
| String value = createCellValue(); |
| SafeHtmlBuilder sb = new SafeHtmlBuilder(); |
| Context context = new Context(0, 0, null); |
| cell.render(context, value, sb); |
| |
| // Render the html. |
| Element elem = Document.get().createDivElement(); |
| elem.setInnerSafeHtml(sb.toSafeHtml()); |
| |
| // Verify the image. |
| assertEquals(2, elem.getChildCount()); |
| Element imgWrapper = elem.getChild(1).cast(); |
| ImageElement img = imgWrapper.getFirstChildElement().cast(); |
| assertEquals("img", img.getTagName().toLowerCase(Locale.ROOT)); |
| assertTrue(img.getSrc().toLowerCase(Locale.ROOT).endsWith("test.png")); |
| } |
| |
| @Override |
| public void testRenderNegativeIndex() { |
| Cell<String> cell = createCell(); |
| String value = createCellValue(); |
| SafeHtmlBuilder sb = new SafeHtmlBuilder(); |
| Context context = new Context(-1, -1, null); |
| cell.render(context, value, sb); |
| |
| // Render the html. |
| Element elem = Document.get().createDivElement(); |
| elem.setInnerSafeHtml(sb.toSafeHtml()); |
| |
| // Verify the image. |
| assertEquals(2, elem.getChildCount()); |
| Element imgWrapper = elem.getChild(1).cast(); |
| ImageElement img = imgWrapper.getFirstChildElement().cast(); |
| assertEquals("img", img.getTagName().toLowerCase(Locale.ROOT)); |
| assertTrue(img.getSrc().toLowerCase(Locale.ROOT).endsWith("test.png")); |
| } |
| |
| @Override |
| protected Cell<String> createCell() { |
| return new ImageLoadingCell(); |
| } |
| |
| @Override |
| protected String createCellValue() { |
| return "test.png"; |
| } |
| |
| @Override |
| protected boolean dependsOnSelection() { |
| return false; |
| } |
| |
| @Override |
| protected String[] getConsumedEvents() { |
| return new String[]{"load", "error"}; |
| } |
| |
| @Override |
| protected String getExpectedInnerHtml() { |
| return "<div></div><div><img src='test.png'/></div>"; |
| } |
| |
| @Override |
| protected String getExpectedInnerHtmlNull() { |
| return ""; |
| } |
| } |