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<?php
/**
* ezcGraphTransformationTest
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 Graph
* @version //autogen//
* @subpackage Tests
* @copyright Copyright (C) 2005-2010 eZ Systems AS. All rights reserved.
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
*/
/**
* Tests for ezcGraph class.
*
* @package Graph
* @subpackage Tests
*/
class ezcGraphTransformationTest extends ezcTestCase
{
public static function suite()
{
return new PHPUnit_Framework_TestSuite( "ezcGraphTransformationTest" );
}
public function testCreateTransformation()
{
$transformation = new ezcGraphTransformation();
$matrix = new ezcGraphMatrix( 3, 3 );
$this->assertEquals(
$this->readAttribute( $matrix, 'matrix' ),
$this->readAttribute( $transformation, 'matrix' ),
'Transformation matrices are not aequivalent',
.0001
);
}
public function testCreateTransformation2()
{
$transformation = new ezcGraphTransformation(
array(
array( 2, 1, 0 ),
array( 2, 1, 0 ),
array( 2, 1, 0 ),
)
);
$matrix = new ezcGraphMatrix( 3, 3,
array(
array( 2, 1, 0 ),
array( 2, 1, 0 ),
array( 2, 1, 0 ),
)
);
$this->assertEquals(
$this->readAttribute( $matrix, 'matrix' ),
$this->readAttribute( $transformation, 'matrix' ),
'Transformation matrices are not aequivalent',
.0001
);
}
public function testCreateTranslation()
{
$transformation = new ezcGraphTranslation( 5, 5 );
$matrix = new ezcGraphMatrix( 3, 3,
array(
array( 1, 0, 5 ),
array( 0, 1, 5 ),
array( 0, 0, 1 ),
)
);
$this->assertEquals(
$this->readAttribute( $matrix, 'matrix' ),
$this->readAttribute( $transformation, 'matrix' ),
'Transformation matrices are not aequivalent',
.0001
);
}
public function testTranslateMultiplicationInvalidDimension()
{
$a = new ezcGraphTranslation( 3, 2 );
$b = new ezcGraphMatrix( 4, 3, array(
array( 1, 2, 3 ),
array( 4, 5, 6 ),
) );
try
{
$a->multiply( $b );
}
catch ( ezcGraphMatrixInvalidDimensionsException $e )
{
return true;
}
$this->fail( 'Expected ezcGraphMatrixInvalidDimensionsException.' );
}
public function testTranslateCoordinate()
{
$transformation = new ezcGraphTranslation( 5, 5 );
$testCoordinate = new ezcGraphCoordinate( 0, 0 );
$testCoordinate = $transformation->transformCoordinate( $testCoordinate );
$this->assertEquals(
new ezcGraphCoordinate( 5, 5 ),
$testCoordinate,
'Transformation of coordinate has wrong result.',
.0001
);
}
public function testCreateRotation()
{
$transformation = new ezcGraphRotation( 90 );
$matrix = new ezcGraphMatrix( 3, 3,
array(
array( 0, -1, 0 ),
array( 1, 0, 0 ),
array( 0, 0, 1 ),
)
);
$this->assertEquals(
$this->readAttribute( $matrix, 'matrix' ),
$this->readAttribute( $transformation, 'matrix' ),
'Transformation matrices are not aequivalent',
.0001
);
}
public function testRotationGetCenter()
{
$transformation = new ezcGraphRotation( 90 );
$this->assertEquals(
new ezcGraphCoordinate( 0, 0 ),
$transformation->getCenter()
);
}
public function testRotationGetRotation()
{
$transformation = new ezcGraphRotation( 17 );
$this->assertEquals(
17.,
$transformation->getRotation()
);
}
public function testCreateTranslatedRotation()
{
$transformation = new ezcGraphRotation( 90, new ezcGraphCoordinate( 10, 10 ) );
$matrix = new ezcGraphMatrix( 3, 3,
array(
array( 0, 1, 0 ),
array( -1, 0, 0 ),
array( 0, 0, 1 ),
)
);
$testCoordinate = new ezcGraphCoordinate( 0, 0 );
$testCoordinate = $transformation->transformCoordinate( $testCoordinate );
$this->assertEquals(
new ezcGraphCoordinate( 20, 0 ),
$testCoordinate,
'Transformation matrices are not aequivalent',
.0001
);
}
}
?>