/**
* 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.wave.api.data;
import static org.mockito.Mockito.mock;
import com.google.wave.api.Element;
import com.google.wave.api.ElementType;
import com.google.wave.api.FormElement;
import com.google.wave.api.Gadget;
import com.google.wave.api.Image;
import com.google.wave.api.data.ApiView.ElementInfo;
import junit.framework.TestCase;
import org.waveprotocol.wave.model.conversation.Blips;
import org.waveprotocol.wave.model.document.Document;
import org.waveprotocol.wave.model.document.util.LineContainers;
import org.waveprotocol.wave.model.testing.BasicFactories;
import org.waveprotocol.wave.model.wave.Wavelet;
import java.util.List;
/**
* Unit tests {@link ApiView}.
*
*/
public class ApiViewTest extends TestCase {
@Override
protected void setUp() throws Exception {
super.setUp();
Blips.init();
}
public void testStringAppend() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "world");
assertEquals("\nworld", api.apiContents());
assertInSync(document, api);
api.insert(1, "hello ");
assertEquals("\nhello world", api.apiContents());
assertInSync(document, api);
}
public void testStringReplace() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "22 a b 22 c d 22 e f");
while (true) {
String contents = api.apiContents();
int p = contents.indexOf("22");
if (p < 0) {
break;
}
api.insert(p, "q");
assertInSync(document, api);
api.delete(p + 1, p + 3);
assertInSync(document, api);
}
assertEquals("\nq a b q c d q e f", api.apiContents());
assertInSync(document, api);
}
public void testShift() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "0123456789");
api.insert(4, new Image("id1", "caption"));
api.insert(8, new Image("id1", "caption"));
assertInSync(document, api);
api.delete(2, 3);
List<ElementInfo> elements = api.getElements();
assertEquals(3, elements.size());
api.delete(elements.get(1).apiPosition, elements.get(0).apiPosition + 1);
assertInSync(document, api);
api.delete(api.getElements().get(1).apiPosition, elements.get(0).apiPosition + 1);
assertInSync(document, api);
}
public void testComposeDocUsingAppend() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "hello");
api.insert(1, new Image("id", "caption"));
assertEquals(2, api.getElements().size());
assertEquals("\n hello", api.apiContents());
assertInSync(document, api);
api.insert(api.apiContents().length(), " world");
assertEquals("\n hello world", api.apiContents());
assertInSync(document, api);
api.insert(api.apiContents().length(), new Image("id", "caption"));
assertInSync(document, api);
api.insert(api.apiContents().length(), "!");
assertEquals("\n hello world !", api.apiContents());
assertInSync(document, api);
}
public void testDeleteString() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "helllo");
api.delete(3, 4);
assertEquals("\nhello", api.apiContents());
assertInSync(document, api);
api.delete(0, 2);
assertEquals("ello", api.apiContents());
assertInSync(document, api);
}
public void testInsertAndDeleteElementInString() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "hello");
api.insert(3, new Image("id", "caption"));
assertEquals("\nhe llo", api.apiContents());
assertInSync(document, api);
api.delete(3, 5);
assertEquals("\nhelo", api.apiContents());
assertInSync(document, api);
}
public void testInsertTextWithNewline() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "hello\nworld");
assertEquals("\nhello\nworld", api.apiContents());
assertInSync(document, api);
List<ElementInfo> elements = api.getElements();
assertEquals(2, elements.size());
assertEquals(ElementType.LINE, elements.get(0).element.getType());
assertEquals(ElementType.LINE, elements.get(1).element.getType());
}
public void testInsertBeforeElementThenDeleteElement() {
Document document =
BasicFactories.documentProvider().parse(LineContainers.debugContainerWrap(""));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(1, "0123456789");
api.insert(4, new Image("id1", "caption"));
api.insert(4, "4");
assertInSync(document, api);
api.delete(5, 6);
assertEquals(1, api.getElements().size());
assertEquals("\n01243456789", api.apiContents());
assertInSync(document, api);
}
public void testTransformToXmlOffset() {
Document document = BasicFactories.documentProvider().parse(
LineContainers.debugContainerWrap("some text<gadget></gadget>"));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(3, new Image("id", "caption"));
List<ElementInfo> apiElements = api.getElements();
for (int i = 0; i < apiElements.size(); i++) {
ElementInfo info = apiElements.get(i);
assertEquals(info.xmlPosition, api.transformToXmlOffset(info.apiPosition));
}
assertInSync(document, api);
}
public void testLocateElement() {
Document document = BasicFactories.documentProvider().parse(
LineContainers.debugContainerWrap("01234567890123456789"));
ApiView api = new ApiView(document, mock(Wavelet.class));
api.insert(3, new FormElement(ElementType.BUTTON, "buttonName"));
FormElement button1 = new FormElement(ElementType.BUTTON, "buttonName");
assertEquals(3, api.locateElement(button1));
FormElement button2 = new FormElement(ElementType.BUTTON, "notInDocument");
assertEquals(-1, api.locateElement(button2));
api.insert(4, new Gadget("http://test.com"));
Gadget gadget1 = new Gadget("http://test.com");
assertEquals(4, api.locateElement(gadget1));
Gadget gadget2 = new Gadget("http://test.com/something");
assertEquals(-1, api.locateElement(gadget2));
assertInSync(document, api);
Element inlineBlip = new Element(ElementType.INLINE_BLIP);
inlineBlip.setProperty("id", "b+1234");
api.insert(5, inlineBlip);
assertEquals(5, api.locateElement(inlineBlip));
}
public void testTransformToTextOffset() {
Document document = BasicFactories.documentProvider().parse(
LineContainers.debugContainerWrap("123<gadget><state>foo</state></gadget>456"));
ApiView api = new ApiView(document, mock(Wavelet.class));
// Assert the text offsets of <body>, <line> and </line>.
assertEquals(0, api.transformToTextOffset(0));
assertEquals(0, api.transformToTextOffset(1));
assertEquals(0, api.transformToTextOffset(2));
// Assert the text offsets of 123.
assertEquals(1, api.transformToTextOffset(3));
assertEquals(2, api.transformToTextOffset(4));
assertEquals(3, api.transformToTextOffset(5));
// Assert the text offsets of <gadget><state>foo</state></gadget>.
assertEquals(4, api.transformToTextOffset(6));
assertEquals(4, api.transformToTextOffset(7));
assertEquals(4, api.transformToTextOffset(8));
assertEquals(4, api.transformToTextOffset(9));
assertEquals(4, api.transformToTextOffset(10));
assertEquals(4, api.transformToTextOffset(11));
assertEquals(4, api.transformToTextOffset(12));
// Assert the text offsets of 456.
assertEquals(5, api.transformToTextOffset(13));
assertEquals(6, api.transformToTextOffset(14));
assertEquals(7, api.transformToTextOffset(15));
// Assert the text offset of </body> and after </body>.
assertEquals(8, api.transformToTextOffset(16));
assertEquals(8, api.transformToTextOffset(17));
}
/**
* Assert that the api view and document are still in sync.
*/
private void assertInSync(Document document, ApiView api) {
ApiView alt = new ApiView(document, mock(Wavelet.class));
assertEquals(alt.apiContents(), api.apiContents());
List<ElementInfo> apiElements = api.getElements();
List<ElementInfo> altElements = alt.getElements();
assertEquals(altElements.size(), apiElements.size());
for (int i = 0; i < apiElements.size(); i++) {
ElementInfo altInfo = altElements.get(i);
ElementInfo apiInfo = apiElements.get(i);
assertEquals(altInfo.element.getType(), apiInfo.element.getType());
assertEquals(altInfo.apiPosition, apiInfo.apiPosition);
assertEquals(altInfo.xmlPosition, apiInfo.xmlPosition);
}
}
}