/*
* Copyright 2008 Niclas Hedhman. All rights Reserved.
*
* 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 org.qi4j.library.uid.uuid;
import org.junit.Test;
import org.qi4j.api.composite.TransientComposite;
import org.qi4j.api.injection.scope.Service;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.library.uid.uuid.assembly.UuidServiceAssembler;
import org.qi4j.test.AbstractQi4jTest;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class UuidServiceTest extends AbstractQi4jTest
{
public void assemble( ModuleAssembly module ) throws AssemblyException
{
new UuidServiceAssembler().assemble(module);
module.transients( UnderTestComposite.class );
}
@Test
public void whenGeneratingUuidGivenHashLengthLargerThanZeroThenValidateTheSizeAndContent()
throws Exception
{
UnderTest ut = module.newTransient( UnderTest.class );
for( int hashLength = 1; hashLength < 50; hashLength++ )
{
String uid = ut.generateUuid( hashLength );
assertEquals( hashLength * 2, uid.length() );
for( int i = 0; i < uid.length(); i++ )
{
char ch = uid.charAt( i );
assertTrue( ( ch >= '0' && ch <= '9' ) || ( ch >= 'A' && ch <= 'F' ) );
}
}
}
@Test
public void whenGeneratingUuidGivenZeroHashLengthThenValidateFormat()
throws Exception
{
UnderTest ut = module.newTransient( UnderTest.class );
String uid = ut.generateUuid( 0 );
int dashCounter = 0;
for( int i = 0; i < uid.length(); i++ )
{
char ch = uid.charAt( i );
if( ch == '-' )
{
dashCounter++;
}
else
{
assertTrue( ( ch >= '0' && ch <= '9' ) || ( ch >= 'A' && ch <= 'F' ) );
}
}
assertEquals( 5, dashCounter );
}
@Mixins( UnderTestMixin.class )
public interface UnderTestComposite extends UnderTest, TransientComposite
{
}
public interface UnderTest
{
String generateUuid( int len );
}
public static class UnderTestMixin
implements UnderTest
{
@Service private UuidService service;
public String generateUuid( int len )
{
return service.generateUuid( len );
}
}
}