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Update KML writer to output a track using gx:MultiTrack and gx:Track.

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This commit is contained in:
Jimmy Shih
2012-02-22 17:18:38 -08:00
parent 8fc43ff3fb
commit ccb4190314
9 changed files with 453 additions and 247 deletions
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MyTracksTest/src/com/google/android/apps/mytracks/io/file/KmlTrackWriterTest.java
+55 -50
View File
@@ -1,4 +1,19 @@
// Copyright 2010 Google Inc. All Rights Reserved.
/*
* 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.android.apps.mytracks.io.file;
import com.google.android.apps.mytracks.content.DescriptionGenerator;
@@ -14,7 +29,7 @@ import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* Tests for the KML track exporter.
* Tests for {@link KmlTrackWriter}.
*
* @author Rodrigo Damazio
*/
@@ -25,13 +40,10 @@ public class KmlTrackWriterTest extends TrackFormatWriterTest {
* A fake version of {@link DescriptionGenerator} which returns a fixed track
* description, thus not depending on the context.
*/
private class MockDescriptionGenerator implements DescriptionGenerator {
private class FakeDescriptionGenerator implements DescriptionGenerator {
@Override
public String generateTrackDescription(
Track trackToDescribe, Vector<Double> distances, Vector<Double> elevations) {
assertSame(KmlTrackWriterTest.super.track, trackToDescribe);
assertTrue(distances.isEmpty());
assertTrue(elevations.isEmpty());
Track aTrack, Vector<Double> distances, Vector<Double> elevations) {
return FULL_TRACK_DESCRIPTION;
}
@@ -42,7 +54,7 @@ public class KmlTrackWriterTest extends TrackFormatWriterTest {
}
public void testXmlOutput() throws Exception {
KmlTrackWriter writer = new KmlTrackWriter(new MockDescriptionGenerator());
KmlTrackWriter writer = new KmlTrackWriter(getContext(), new FakeDescriptionGenerator());
String result = writeTrack(writer);
Document doc = parseXmlDocument(result);
@@ -51,65 +63,58 @@ public class KmlTrackWriterTest extends TrackFormatWriterTest {
assertEquals(TRACK_NAME, getChildTextValue(docTag, "name"));
assertEquals(TRACK_DESCRIPTION, getChildTextValue(docTag, "description"));
// There are 5 placemarks - start, segments, end, waypoint 1, waypoint 2
// There are 5 placemarks - start, segments, end, waypoint1, waypoint2
List<Element> placemarkTags = getChildElements(docTag, "Placemark", 5);
assertTagIsPlacemark(placemarkTags.get(0),
"(Start)", TRACK_DESCRIPTION, location1);
assertTagIsPlacemark(placemarkTags.get(2),
"(End)", FULL_TRACK_DESCRIPTION, location4);
assertTagIsPlacemark(placemarkTags.get(3),
WAYPOINT1_NAME, WAYPOINT1_DESCRIPTION, location2);
assertTagIsPlacemark(placemarkTags.get(4),
WAYPOINT2_NAME, WAYPOINT2_DESCRIPTION, location3);
assertTagIsPlacemark(
placemarkTags.get(0), TRACK_NAME + " (Start)", TRACK_DESCRIPTION, location1);
assertTagIsPlacemark(
placemarkTags.get(2), TRACK_NAME + " (End)", FULL_TRACK_DESCRIPTION, location4);
assertTagIsPlacemark(placemarkTags.get(3), WAYPOINT1_NAME, WAYPOINT1_DESCRIPTION, location2);
assertTagIsPlacemark(placemarkTags.get(4), WAYPOINT2_NAME, WAYPOINT2_DESCRIPTION, location3);
Element trackPlacemarkTag = placemarkTags.get(1);
assertEquals(TRACK_NAME, getChildTextValue(trackPlacemarkTag, "name"));
assertEquals(TRACK_DESCRIPTION,
getChildTextValue(trackPlacemarkTag, "description"));
Element geometryTag = getChildElement(trackPlacemarkTag, "MultiGeometry");
List<Element> segmentTags = getChildElements(geometryTag, "LineString", 2);
assertTagHasPoints(segmentTags.get(0), location1, location2);
assertTagHasPoints(segmentTags.get(1), location3, location4);
assertEquals(TRACK_DESCRIPTION, getChildTextValue(trackPlacemarkTag, "description"));
Element multiTrackTag = getChildElement(trackPlacemarkTag, "gx:MultiTrack");
List<Element> trackTags = getChildElements(multiTrackTag, "gx:Track", 2);
assertTagHasPoints(trackTags.get(0), location1, location2);
assertTagHasPoints(trackTags.get(1), location3, location4);
}
/**
* Asserts that the given XML tag is a placemark with the given properties.
* Asserts that the given tag is a placemark with the given properties.
*
* @param tag the tag to analyze
* @param name the expected name for the placemark
* @param description the expected description for the placemark
* @param location the expected location of the placemark
* @param tag the tag
* @param name the expected placemark name
* @param description the expected placemark description
* @param location the expected placemark location
*/
private void assertTagIsPlacemark(Element tag, String name,
String description, Location location) {
private void assertTagIsPlacemark(
Element tag, String name, String description, Location location) {
assertEquals(name, getChildTextValue(tag, "name"));
assertEquals(description, getChildTextValue(tag, "description"));
Element pointTag = getChildElement(tag, "Point");
String expectedCoords =
location.getLongitude() + "," + location.getLatitude();
String actualCoords = getChildTextValue(pointTag, "coordinates");
assertEquals(expectedCoords, actualCoords);
String expected = location.getLongitude() + "," + location.getLatitude() + ","
+ location.getAltitude();
String actual = getChildTextValue(pointTag, "coordinates");
assertEquals(expected, actual);
}
/**
* Asserts that the given tag has a "coordinates" subtag with the given
* locations.
* Asserts that the given tag has a list of "gx:coord" subtags matching the
* expected locations.
*
* @param tag the tag to analyze
* @param locs the locations to expect in the coordinates
* @param tag the parent tag
* @param locations list of expected locations
*/
private void assertTagHasPoints(Element tag, Location... locs) {
StringBuilder expectedBuilder = new StringBuilder();
for (Location loc : locs) {
expectedBuilder.append(loc.getLongitude());
expectedBuilder.append(',');
expectedBuilder.append(loc.getLatitude());
expectedBuilder.append(',');
expectedBuilder.append(loc.getAltitude());
expectedBuilder.append(' ');
private void assertTagHasPoints(Element tag, Location... locations) {
List<Element> coordTags = getChildElements(tag, "gx:coord", locations.length);
for (int i = 0; i < locations.length; i++) {
Location location = locations[i];
String expected = location.getLongitude() + " " + location.getLatitude() + " "
+ location.getAltitude();
String actual = coordTags.get(i).getFirstChild().getTextContent();
assertEquals(expected, actual);
}
String expectedCoordinates = expectedBuilder.toString().trim();
String actualCoordinates = getChildTextValue(tag, "coordinates").trim();
assertEquals(expectedCoordinates, actualCoordinates);
}
}