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/*
* Copyright (c) 2008-2014 MongoDB, 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.
*/
// BSONTest.java
package org.bson;
import org.bson.io.BasicOutputBuffer;
import org.bson.io.OutputBuffer;
import org.bson.types.CodeWScope;
import org.junit.Test;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Vector;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
public class BSONTest {
public BSONTest(){
for ( int x = 8; x<2048; x*=2 ){
StringBuilder buf = new StringBuilder();
while ( buf.length() < x )
buf.append( x );
_data.add( buf.toString() );
}
}
void _test( BSONObject o , int size , String hash )
throws IOException {
BSONEncoder e = new BasicBSONEncoder();
OutputBuffer buf = new BasicOutputBuffer();
e.set( buf );
e.putObject( o );
assertEquals( size , buf.size() );
assertEquals( hash , buf.md5() );
e.done();
BSONDecoder d = new BasicBSONDecoder();
BSONCallback cb = new BasicBSONCallback();
int s = d.decode( new ByteArrayInputStream( buf.toByteArray() ) , cb );
assertEquals( size , s );
OutputBuffer buf2 = new BasicOutputBuffer();
e.set( buf2 );
e.putObject( (BSONObject)cb.get() );
assertEquals( size , buf2.size() );
assertEquals( hash , buf2.md5() );
}
@Test
public void testBasic1()
throws IOException {
// BSONObject o = new BasicBSONObject();
_test( new BasicBSONObject( "x" , true ) , 9 , "6fe24623e4efc5cf07f027f9c66b5456" );
_test( new BasicBSONObject( "x" , null ) , 8 , "12d43430ff6729af501faf0638e68888" );
_test( new BasicBSONObject( "x" , 5.2 ) , 16 , "aaeeac4a58e9c30eec6b0b0319d0dff2" );
_test( new BasicBSONObject( "x" , "eliot" ), 18 , "331a3b8b7cbbe0706c80acdb45d4ebbe" );
_test( new BasicBSONObject( "x" , 5.2 ).append( "y" , "truth" ).append( "z" , 1.1 ) ,
40 , "7c77b3a6e63e2f988ede92624409da58" );
_test( new BasicBSONObject( "a" , new BasicBSONObject( "b" , 1.1 ) ) , 24 , "31887a4b9d55cd9f17752d6a8a45d51f" );
_test( new BasicBSONObject( "x" , 5.2 ).append( "y" , new BasicBSONObject( "a" , "eliot" ).append( "b" , true ) ).append( "z" , null ) , 44 , "b3de8a0739ab329e7aea138d87235205" );
_test( new BasicBSONObject( "x" , 5.2 ).append( "y" , new Object[]{ "a" , "eliot" , "b" , true } ).append( "z" , null ) , 62 , "cb7bad5697714ba0cbf51d113b6a0ee8" );
_test( new BasicBSONObject( "x" , 4 ) , 12 , "d1ed8dbf79b78fa215e2ded74548d89d" );
}
@Test( expected = IllegalArgumentException.class )
public void testNullKeysFail() {
BSONEncoder e = new BasicBSONEncoder();
OutputBuffer buf = new BasicOutputBuffer();
e.set( buf );
e.putObject( new BasicBSONObject( "foo\0bar","baz" ) );
}
@Test
public void testArray()
throws IOException {
_test( new BasicBSONObject( "x" , new int[]{ 1 , 2 , 3 , 4} ) , 41 , "e63397fe37de1349c50e1e4377a45e2d" );
}
@Test
public void testOB1(){
BasicOutputBuffer buf = new BasicOutputBuffer();
buf.write( "eliot".getBytes() );
assertEquals( 5 , buf.getPosition() );
assertEquals( 5 , buf.size() );
assertEquals( "eliot" , buf.asString() );
buf.setPosition( 2 );
buf.write( "z".getBytes() );
assertEquals( "elzot" , buf.asString() );
buf.seekEnd();
buf.write( "foo".getBytes() );
assertEquals( "elzotfoo" , buf.asString() );
buf.seekStart();
buf.write( "bar".getBytes() );
assertEquals( "barotfoo" , buf.asString() );
}
@Test
public void testCode()
throws IOException{
BSONObject scope = new BasicBSONObject( "x", 1 );
CodeWScope c = new CodeWScope( "function() { x += 1; }" , scope );
BSONObject code_object = new BasicBSONObject( "map" , c);
_test( code_object , 53 , "52918d2367533165bfc617df50335cbb" );
}
@Test
public void testBinary()
throws IOException{
byte[] data = new byte[10000];
for(int i=0; i<10000; i++) {
data[i] = 1;
}
BSONObject binary_object = new BasicBSONObject( "bin" , data);
_test( binary_object , 10015 , "1d439ba5b959ecfe297a7862bf95bc10" );
}
@Test
public void testOBBig1(){
BasicOutputBuffer a = new BasicOutputBuffer();
StringBuilder b = new StringBuilder();
for ( String x : _data ){
a.write( x.getBytes() );
b.append( x );
}
assertEquals( a.asString() , b.toString() );
}
@Test
public void testUTF8(){
for ( int i=1; i<=Character.MAX_CODE_POINT; i++ ){
if ( ! Character.isValidCodePoint( i ) )
continue;
String orig = new String( Character.toChars( i ) );
BSONObject a = new BasicBSONObject( orig , orig );
BSONObject b = BSON.decode( BSON.encode( a ) );
assertEquals( a , b );
}
}
@Test
@SuppressWarnings("unchecked")
public void testCustomEncoders()
throws IOException{
// If clearEncodingHooks isn't working the first test will fail.
Transformer tf = new TestDateTransformer();
BSON.addEncodingHook( TestDate.class, tf );
BSON.clearEncodingHooks();
TestDate td = new TestDate( 2009 , 01 , 23 , 10 , 53 , 42 );
BSONObject o = new BasicBSONObject( "date" , td );
BSONEncoder e = new BasicBSONEncoder();
BSONDecoder d = new BasicBSONDecoder();
BSONCallback cb = new BasicBSONCallback();
OutputBuffer buf = new BasicOutputBuffer();
e.set( buf );
boolean encodeFailed = false;
try {
e.putObject( o );
}
catch ( IllegalArgumentException ieE ) {
encodeFailed = true;
}
assertTrue( encodeFailed);
// Reset the buffer
buf.seekStart();
assertTrue( tf.transform( td ) instanceof java.util.Date );
BSON.addEncodingHook( TestDate.class, tf );
e.putObject( o );
e.done();
d.decode( new ByteArrayInputStream( buf.toByteArray() ), cb );
Object result = cb.get();
assertTrue( result instanceof BSONObject );
BSONObject bson = (BSONObject) result;
assertNotNull( bson.get( "date" ) );
assertTrue( bson.get( "date" ) instanceof java.util.Date );
// Check that the hooks registered
assertNotNull( BSON.getEncodingHooks( TestDate.class ) );
Vector expect = new Vector( 1 );
expect.add( tf );
assertEquals( BSON.getEncodingHooks( TestDate.class ), expect );
assertTrue( BSON.getEncodingHooks( TestDate.class ).contains( tf ) );
BSON.removeEncodingHook( TestDate.class, tf );
assertFalse( BSON.getEncodingHooks( TestDate.class ).contains( tf ) );
}
@Test
@SuppressWarnings({"deprecation", "unchecked"})
public void testCustomDecoders()
throws IOException{
// If clearDecodingHooks isn't working this whole test will fail.
Transformer tf = new TestDateTransformer();
BSON.addDecodingHook( Date.class, tf );
BSON.clearDecodingHooks();
TestDate td = new TestDate( 2009 , 01 , 23 , 10 , 53 , 42 );
Date dt = new Date( 2009 , 01 , 23 , 10 , 53 , 42 );
BSONObject o = new BasicBSONObject( "date" , dt );
BSONDecoder d = new BasicBSONDecoder();
BSONEncoder e = new BasicBSONEncoder();
BSONCallback cb = new BasicBSONCallback();
OutputBuffer buf = new BasicOutputBuffer();
e.set( buf );
e.putObject( o );
e.done();
d.decode( new ByteArrayInputStream( buf.toByteArray() ), cb );
Object result = cb.get();
assertTrue( result instanceof BSONObject );
BSONObject bson = (BSONObject) result;
assertNotNull( bson.get( "date" ) );
assertTrue( bson.get( "date" ) instanceof java.util.Date );
BSON.addDecodingHook( Date.class, tf );
d.decode( new ByteArrayInputStream( buf.toByteArray() ), cb );
bson = (BSONObject) cb.get();
assertNotNull( bson.get( "date" ) );
assertTrue( bson.get( "date" ) instanceof TestDate );
assertEquals( bson.get( "date" ), td );
// Check that the hooks registered
assertNotNull( BSON.getDecodingHooks( Date.class ) );
Vector expect = new Vector( 1 );
expect.add( tf );
assertEquals( BSON.getDecodingHooks( Date.class ), expect );
assertTrue( BSON.getDecodingHooks( Date.class ).contains( tf ) );
BSON.removeDecodingHook( Date.class, tf );
assertFalse( BSON.getDecodingHooks( Date.class ).contains( tf ) );
}
@Test
public void testEquals() {
assertNotEquals(new BasicBSONObject("a", 1111111111111111111L), new BasicBSONObject("a", 1111111111111111112L));
assertNotEquals(new BasicBSONObject("a", 100.1D), new BasicBSONObject("a", 100.2D));
assertNotEquals(new BasicBSONObject("a", 100.1F), new BasicBSONObject("a", 100.2F));
assertEquals(new BasicBSONObject("a", 100.1D), new BasicBSONObject("a", 100.1D));
assertEquals(new BasicBSONObject("a", 100.1F), new BasicBSONObject("a", 100.1F));
assertEquals(new BasicBSONObject("a", 100L), new BasicBSONObject("a", 100L));
}
private class TestDate {
final int year;
final int month;
final int date;
final int hour;
final int minute;
final int second;
public TestDate(int year , int month , int date , int hour , int minute , int second) {
this.year = year;
this.month = month;
this.date = date;
this.hour = hour;
this.minute = minute;
this.second = second;
}
public TestDate(int year , int month , int date) {
this( year , month , date , 0 , 0 , 0 );
}
@Override
public boolean equals( Object other ){
if ( this == other )
return true;
if ( !( other instanceof TestDate ) )
return false;
TestDate otherDt = (TestDate) other;
return ( otherDt.year == this.year && otherDt.month == this.month && otherDt.date == this.date && otherDt.hour == this.hour
&& otherDt.minute == this.minute && otherDt.second == this.second );
}
@Override
public String toString(){
return year + "-" + month + "-" + date + " " + hour + ":" + minute + ":" + second;
}
}
private class TestDateTransformer implements Transformer {
@SuppressWarnings( "deprecation" )
public Object transform( Object o ){
if ( o instanceof TestDate ) {
TestDate td = (TestDate) o;
return new java.util.Date( td.year , td.month , td.date , td.hour , td.minute , td.second );
}
else if ( o instanceof java.util.Date ) {
Date d = (Date) o;
return new TestDate( d.getYear() , d.getMonth() , d.getDate() , d.getHours() , d.getMinutes() , d.getSeconds() );
}
else
return o;
}
}
void _roundTrip( BSONObject o ){
assertEquals( o , BSON.decode( BSON.encode( o ) ) );
}
@Test
public void testRandomRoundTrips(){
_roundTrip( new BasicBSONObject( "a" , "" ) );
_roundTrip( new BasicBSONObject( "a" , "a" ) );
_roundTrip( new BasicBSONObject( "a" , "b" ) );
}
List<String> _data = new ArrayList<String>();
}