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package org.traccar;
import org.jboss.netty.buffer.ChannelBuffer;
import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.handler.codec.http.DefaultHttpRequest;
import org.jboss.netty.handler.codec.http.HttpMethod;
import org.jboss.netty.handler.codec.http.HttpVersion;
import org.junit.Assert;
import org.traccar.database.IdentityManager;
import org.traccar.model.Device;
import org.traccar.model.Position;
import javax.xml.bind.DatatypeConverter;
import java.nio.ByteOrder;
import java.nio.charset.Charset;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.TimeZone;
public class ProtocolDecoderTest {
static {
Context.init(new IdentityManager() {
private Device createDevice() {
Device device = new Device();
device.setId(1);
device.setUniqueId("123456789012345");
return device;
}
@Override
public Device getDeviceById(long id) {
return createDevice();
}
@Override
public Device getDeviceByUniqueId(String uniqueId) {
return createDevice();
}
});
}
protected Position position(String time, boolean valid, double lat, double lon) throws ParseException {
Position position = new Position();
if (time != null) {
DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
position.setTime(dateFormat.parse(time));
}
position.setValid(valid);
position.setLatitude(lat);
position.setLongitude(lon);
return position;
}
private String concatenateStrings(String... strings) {
StringBuilder builder = new StringBuilder();
for (String s : strings) {
builder.append(s);
}
return builder.toString();
}
protected ChannelBuffer binary(String... data) {
return binary(ByteOrder.BIG_ENDIAN, data);
}
protected ChannelBuffer binary(ByteOrder endianness, String... data) {
return ChannelBuffers.wrappedBuffer(
endianness, DatatypeConverter.parseHexBinary(concatenateStrings(data)));
}
protected String text(String... data) {
return concatenateStrings(data);
}
protected ChannelBuffer buffer(String... data) {
return ChannelBuffers.copiedBuffer(concatenateStrings(data), Charset.defaultCharset());
}
protected DefaultHttpRequest request(String url) {
return request(HttpMethod.GET, url);
}
protected DefaultHttpRequest request(HttpMethod method, String url) {
return new DefaultHttpRequest(HttpVersion.HTTP_1_1, method, url);
}
protected DefaultHttpRequest request(HttpMethod method, String url, ChannelBuffer data) {
DefaultHttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, method, url);
request.setContent(data);
return request;
}
protected void verifyNothing(BaseProtocolDecoder decoder, Object object) throws Exception {
Assert.assertNull(decoder.decode(null, null, object));
}
protected void verifyAttributes(BaseProtocolDecoder decoder, Object object) throws Exception {
verifyDecodedPosition(decoder.decode(null, null, object), false, true, null);
}
protected void verifyPosition(BaseProtocolDecoder decoder, Object object) throws Exception {
verifyDecodedPosition(decoder.decode(null, null, object), true, false, null);
}
protected void verifyPosition(BaseProtocolDecoder decoder, Object object, Position position) throws Exception {
verifyDecodedPosition(decoder.decode(null, null, object), true, false, position);
}
protected void verifyPositions(BaseProtocolDecoder decoder, Object object) throws Exception {
verifyDecodedList(decoder.decode(null, null, object), null);
}
protected void verifyPositions(BaseProtocolDecoder decoder, Object object, Position position) throws Exception {
verifyDecodedList(decoder.decode(null, null, object), position);
}
private void verifyDecodedList(Object decodedObject, Position expected) {
Assert.assertNotNull("list is null", decodedObject);
Assert.assertTrue("not a list", decodedObject instanceof List);
Assert.assertFalse("list if empty", ((List) decodedObject).isEmpty());
for (Object item : (List) decodedObject) {
verifyDecodedPosition(item, true, false, expected);
}
}
private void verifyDecodedPosition(Object decodedObject, boolean checkLocation, boolean checkAttributes, Position expected) {
Assert.assertNotNull("position is null", decodedObject);
Assert.assertTrue("not a position", decodedObject instanceof Position);
Position position = (Position) decodedObject;
if (checkLocation) {
if (expected != null) {
if (expected.getFixTime() != null) {
Assert.assertEquals("time", expected.getFixTime(), position.getFixTime());
}
Assert.assertEquals("valid", expected.getValid(), position.getValid());
Assert.assertEquals("latitude", expected.getLatitude(), position.getLatitude(), 0.00001);
Assert.assertEquals("longitude", expected.getLongitude(), position.getLongitude(), 0.00001);
} else {
Assert.assertNotNull(position.getFixTime());
Assert.assertTrue("year > 2000", position.getFixTime().after(new Date(946684800000L)));
Assert.assertTrue("time < +25 hours",
position.getFixTime().getTime() < System.currentTimeMillis() + 25 * 3600000);
Assert.assertTrue("latitude >= -90", position.getLatitude() >= -90);
Assert.assertTrue("latitude <= 90", position.getLatitude() <= 90);
}
Assert.assertTrue("altitude >= -12262", position.getAltitude() >= -12262);
Assert.assertTrue("altitude <= 18000", position.getAltitude() <= 18000);
Assert.assertTrue("speed >= 0", position.getSpeed() >= 0);
Assert.assertTrue("speed <= 869", position.getSpeed() <= 869);
Assert.assertTrue("course >= 0", position.getCourse() >= 0);
Assert.assertTrue("course <= 360", position.getCourse() <= 360);
Assert.assertNotNull("protocol is null", position.getProtocol());
}
if (checkAttributes) {
Assert.assertFalse("no attributes", position.getAttributes().isEmpty());
}
}
}
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