| <?php |
| /** |
| * ezcGraphDataSetAverageTest |
| * |
| * 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 |
| */ |
| |
| require_once dirname( __FILE__ ) . '/test_case.php'; |
| |
| /** |
| * Tests for ezcGraph class. |
| * |
| * @package Graph |
| * @subpackage Tests |
| */ |
| class ezcGraphDataSetAverageTest extends ezcGraphTestCase |
| { |
| protected $basePath; |
| |
| protected $tempDir; |
| |
| public static function suite() |
| { |
| return new PHPUnit_Framework_TestSuite( "ezcGraphDataSetAverageTest" ); |
| } |
| |
| protected function setUp() |
| { |
| static $i = 0; |
| $this->tempDir = $this->createTempDir( __CLASS__ . sprintf( '_%03d_', ++$i ) ) . '/'; |
| $this->basePath = dirname( __FILE__ ) . '/data/'; |
| } |
| |
| protected function tearDown() |
| { |
| if ( !$this->hasFailed() ) |
| { |
| $this->removeTempDir(); |
| } |
| } |
| |
| public function testCreateDatasetFromDataset() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 1, 0 => 0, 1 => 1 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 2; |
| |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| 'x^2', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromSingleElementDataset() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( 1 => 1 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| '1', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromSingleElementDatasetRender() |
| { |
| $filename = $this->tempDir . __FUNCTION__ . '.svg'; |
| |
| $chart = new ezcGraphLineChart(); |
| |
| $chart->data['src'] = new ezcGraphArrayDataSet( array( 1 => 1 ) ); |
| $chart->data['avg'] = new ezcGraphDataSetAveragePolynom( $chart->data['src'] ); |
| |
| $chart->render( 500, 200, $filename ); |
| |
| $this->compare( |
| $filename, |
| $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg' |
| ); |
| } |
| |
| public function testCreateDatasetFromDataset2() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 2; |
| |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| 'x^2 + 1', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDataset3_52() |
| { |
| if ( version_compare( phpversion(), '5.2.0', '>' ) ) |
| { |
| $this->markTestSkipped( "This test is only for PHP prior 5.2.1. See PHP bug #40482." ); |
| } |
| |
| date_default_timezone_set( 'MET' ); |
| $arrayDataSet = new ezcGraphArrayDataSet( array( |
| strtotime( 'Jun 2006' ) => 1300000, |
| strtotime( 'May 2006' ) => 1200000, |
| strtotime( 'Apr 2006' ) => 1100000, |
| strtotime( 'Mar 2006' ) => 1100000, |
| strtotime( 'Feb 2006' ) => 1000000, |
| strtotime( 'Jan 2006' ) => 965000, |
| ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet, 2 ); |
| |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| '8.2e-10 x^2 - 1.85 x + 1.0e+9', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDataset3() |
| { |
| if ( version_compare( phpversion(), '5.2.1', '<' ) ) |
| { |
| $this->markTestSkipped( "This test is only for PHP after 5.2.1. See PHP bug #40482." ); |
| } |
| |
| date_default_timezone_set( 'MET' ); |
| $arrayDataSet = new ezcGraphArrayDataSet( array( |
| strtotime( 'Jun 2006' ) => 1300000, |
| strtotime( 'May 2006' ) => 1200000, |
| strtotime( 'Apr 2006' ) => 1100000, |
| strtotime( 'Mar 2006' ) => 1100000, |
| strtotime( 'Feb 2006' ) => 1000000, |
| strtotime( 'Jan 2006' ) => 965000, |
| ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet, 2 ); |
| |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| '8.21e-10 x^2 - 1.85 x + 1.04e+9', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDataset4() |
| { |
| $points = array(); |
| for ( $x = -1; $x <= 5; ++$x ) |
| { |
| $points[$x] = pow( $x - 2, 3 ) - .21 * pow( $x - 2, 2 ) + .2 * ( $x - 2 ) - 2.45; |
| } |
| |
| $arrayDataSet = new ezcGraphArrayDataSet( $points ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet, 3 ); |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| 'x^3 - 6.21 x^2 + 13.0 x - 11.7', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDataset5_52() |
| { |
| if ( version_compare( phpversion(), '5.2.0', '>' ) ) |
| { |
| $this->markTestSkipped( "This test is only for PHP prior 5.2.1. See PHP bug #40482." ); |
| } |
| |
| $points = array(); |
| for ( $x = -3; $x <= 3; ++$x ) |
| { |
| $points[$x] = pow( $x, 3 ) - .21 * pow( $x, 2 ) + .2 * $x - 2.45; |
| } |
| |
| $arrayDataSet = new ezcGraphArrayDataSet( $points ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet, 3 ); |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| 'x^3 - 2.1e-1 x^2 + 2.0e-1 x - 2.45', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDataset5() |
| { |
| if ( version_compare( phpversion(), '5.2.1', '<' ) ) |
| { |
| $this->markTestSkipped( "This test is only for PHP after 5.2.1. See PHP bug #40482." ); |
| } |
| |
| $points = array(); |
| for ( $x = -3; $x <= 3; ++$x ) |
| { |
| $points[$x] = pow( $x, 3 ) - .21 * pow( $x, 2 ) + .2 * $x - 2.45; |
| } |
| |
| $arrayDataSet = new ezcGraphArrayDataSet( $points ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet, 3 ); |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| 'x^3 - 2.10e-1 x^2 + 2.00e-1 x - 2.45', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDatasetLowOrder() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 1; |
| |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| '2.00 x + 2.67', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDatasetHighOrder() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 3; |
| |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| 'x^2 + 1', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testCreateDatasetFromDatasetHighOrderConstructorParameter() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet, 3 ); |
| $polynom = $averageDataSet->getPolynom(); |
| |
| $this->assertEquals( |
| 'x^2 + 1', |
| $polynom->__toString() |
| ); |
| } |
| |
| public function testIterateOverAverageDataset() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 3; |
| |
| $this->assertEquals( |
| 2., |
| $averageDataSet[-1], |
| 'Polynom should evaluate to 2.', |
| .01 |
| ); |
| |
| $this->assertEquals( |
| 2., |
| $averageDataSet[1], |
| 'Polynom should evaluate to 2.', |
| .01 |
| ); |
| |
| $this->assertEquals( |
| 5., |
| $averageDataSet[2], |
| 'Polynom should evaluate to 5.', |
| .01 |
| ); |
| |
| $this->assertEquals( |
| 10., |
| $averageDataSet[3], |
| 'Polynom should evaluate to 10.', |
| .01 |
| ); |
| } |
| |
| public function testIterateOverAverageDataset2() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 3; |
| |
| $stepSize = 4 / 100; |
| $start = -1 - $stepSize; |
| |
| foreach ( $averageDataSet as $key => $value ) |
| { |
| $this->assertEquals( (string) ( $start += $stepSize ), $key, 'Wrong step.', .01 ); |
| } |
| } |
| |
| public function testIterateOverAverageDataset3() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 3; |
| $averageDataSet->resolution = 10; |
| |
| $stepSize = 4 / 10; |
| $start = -1 - $stepSize; |
| |
| foreach ( $averageDataSet as $key => $value ) |
| { |
| $this->assertEquals( (string) ( $start += $stepSize ), $key, 'Wrong step.', .01 ); |
| } |
| } |
| |
| public function testRenderCompleteLineChart() |
| { |
| $filename = $this->tempDir . __FUNCTION__ . '.svg'; |
| |
| $chart = new ezcGraphLineChart(); |
| $chart->data['Statistical data'] = new ezcGraphArrayDataSet( array( |
| '1' => 1, |
| '2.5' => -2.3, |
| '3.1' => 1.4, |
| '4' => 5, |
| '5.3' => 1.2, |
| '7' => 6.5, |
| ) ); |
| $chart->data['Statistical data']->symbol = ezcGraph::BULLET; |
| |
| $chart->data['polynom order 0'] = new ezcGraphDataSetAveragePolynom( $chart->data['Statistical data'], 0 ); |
| $chart->data['polynom order 1'] = new ezcGraphDataSetAveragePolynom( $chart->data['Statistical data'], 1 ); |
| $chart->data['polynom order 3'] = new ezcGraphDataSetAveragePolynom( $chart->data['Statistical data'], 3 ); |
| $chart->data['polynom order 5'] = new ezcGraphDataSetAveragePolynom( $chart->data['Statistical data'], 5 ); |
| |
| $chart->xAxis = new ezcGraphChartElementNumericAxis(); |
| |
| $chart->render( 500, 200, $filename ); |
| |
| $this->compare( |
| $filename, |
| $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg' |
| ); |
| } |
| |
| public function testRenderCompleteLineChart2() |
| { |
| $filename = $this->tempDir . __FUNCTION__ . '.svg'; |
| |
| $chart = new ezcGraphLineChart(); |
| date_default_timezone_set( 'MET' ); |
| $chart->data['Statistical data'] = new ezcGraphArrayDataSet( array( |
| 'Jun 2006' => 1300000, |
| 'May 2006' => 1200000, |
| 'Apr 2006' => 1100000, |
| 'Mar 2006' => 1100000, |
| 'Feb 2006' => 1000000, |
| 'Jan 2006' => 965000, |
| ) ); |
| $chart->data['Statistical data']->symbol = ezcGraph::BULLET; |
| |
| $chart->data['polynom order 2'] = new ezcGraphDataSetAveragePolynom( $chart->data['Statistical data'], 2 ); |
| |
| $chart->xAxis = new ezcGraphChartElementNumericAxis(); |
| |
| try |
| { |
| $chart->render( 500, 200, $filename ); |
| } |
| catch ( ezcGraphDatasetAverageInvalidKeysException $e ) |
| { |
| return true; |
| } |
| |
| $this->fail( 'Expected ezcGraphDatasetAverageInvalidKeysException.' ); |
| } |
| |
| public function testAverageDataSetIsset() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| |
| $averageDataSet = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| $averageDataSet->polynomOrder = 3; |
| $averageDataSet->resolution = 10; |
| |
| $this->assertSame( |
| isset( $averageDataSet[0] ), |
| true, |
| 'Polygon not properly initialized.' |
| ); |
| } |
| |
| public function testDataSetAveragePolynomPropertyPolynomOrder() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| $dataset = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| |
| $this->assertSame( |
| 3, |
| $dataset->polynomOrder, |
| 'Wrong default value for property polynomOrder in class ezcGraphDataSetAveragePolynom' |
| ); |
| |
| $dataset->polynomOrder = 5; |
| $this->assertSame( |
| 5, |
| $dataset->polynomOrder, |
| 'Setting property value did not work for property polynomOrder in class ezcGraphDataSetAveragePolynom' |
| ); |
| |
| try |
| { |
| $dataset->polynomOrder = false; |
| } |
| catch ( ezcBaseValueException $e ) |
| { |
| return true; |
| } |
| |
| $this->fail( 'Expected ezcBaseValueException.' ); |
| } |
| |
| public function testDataSetAveragePolynomPropertyResolution() |
| { |
| $arrayDataSet = new ezcGraphArrayDataSet( array( -1 => 2, 1 => 2, 3 => 10 ) ); |
| $dataset = new ezcGraphDataSetAveragePolynom( $arrayDataSet ); |
| |
| $this->assertSame( |
| 100, |
| $dataset->resolution, |
| 'Wrong default value for property resolution in class ezcGraphDataSetAveragePolynom' |
| ); |
| |
| $dataset->resolution = 5; |
| $this->assertSame( |
| 5, |
| $dataset->resolution, |
| 'Setting property value did not work for property resolution in class ezcGraphDataSetAveragePolynom' |
| ); |
| |
| try |
| { |
| $dataset->resolution = false; |
| } |
| catch ( ezcBaseValueException $e ) |
| { |
| return true; |
| } |
| |
| $this->fail( 'Expected ezcBaseValueException.' ); |
| } |
| } |
| ?> |
