- Implemented feature #9402: (Numeric datasets)

1 files changed, 259 insertions, 0 deletions

diff --git a/tests/dataset_numeric_test.php b/tests/dataset_numeric_test.php
new file mode 100644
index 0000000..b0485d6
--- /dev/null
+++ b/tests/dataset_numeric_test.php
@@ -0,0 +1,259 @@
+<?php
+/**
+ * ezcGraphNumericDataSetTest 
+ * 
+ * @package Graph
+ * @version //autogen//
+ * @subpackage Tests
+ * @copyright Copyright (C) 2005, 2006 eZ systems as. All rights reserved.
+ * @license http://ez.no/licenses/new_bsd New BSD License
+ */
+
+require_once dirname( __FILE__ ) . '/test_case.php';
+
+/**
+ * Tests for ezcGraph class.
+ * 
+ * @package ImageAnalysis
+ * @subpackage Tests
+ */
+class ezcGraphNumericDataSetTest extends ezcGraphTestCase
+{
+    protected $basePath;
+
+    protected $tempDir;
+
+	public static function suite()
+	{
+		return new PHPUnit_Framework_TestSuite( "ezcGraphNumericDataSetTest" );
+	}
+
+    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 testNumericDataSetPropertyResolution()
+    {
+        $dataset = new ezcGraphNumericDataSet();
+
+        $this->assertSame(
+            100,
+            $dataset->resolution,
+            'Wrong default value for property resolution in class ezcGraphNumericDataSet'
+        );
+
+        $dataset->resolution = 5;
+        $this->assertSame(
+            5,
+            $dataset->resolution,
+            'Setting property value did not work for property resolution in class ezcGraphNumericDataSet'
+        );
+
+        $this->assertSame(
+            6,
+            count( $dataset ),
+            'Setting property value did not work for property resolution in class ezcGraphNumericDataSet'
+        );
+
+        try
+        {
+            $dataset->resolution = false;
+        }
+        catch ( ezcBaseValueException $e )
+        {
+            return true;
+        }
+
+        $this->fail( 'Expected ezcBaseValueException.' );
+    }
+
+    public function testNumericDataSetPropertyStart()
+    {
+        $dataset = new ezcGraphNumericDataSet();
+
+        $this->assertSame(
+            null,
+            $dataset->start,
+            'Wrong default value for property start in class ezcGraphNumericDataSet'
+        );
+
+        $dataset->start = -32.4;
+        $this->assertSame(
+            -32.4,
+            $dataset->start,
+            'Setting property value did not work for property start in class ezcGraphNumericDataSet'
+        );
+
+        try
+        {
+            $dataset->start = false;
+        }
+        catch ( ezcBaseValueException $e )
+        {
+            return true;
+        }
+
+        $this->fail( 'Expected ezcBaseValueException.' );
+    }
+
+    public function testNumericDataSetPropertyEnd()
+    {
+        $dataset = new ezcGraphNumericDataSet();
+
+        $this->assertSame(
+            null,
+            $dataset->end,
+            'Wrong default value for property end in class ezcGraphNumericDataSet'
+        );
+
+        $dataset->end = -32.4;
+        $this->assertSame(
+            -32.4,
+            $dataset->end,
+            'Setting property value did not work for property end in class ezcGraphNumericDataSet'
+        );
+
+        try
+        {
+            $dataset->end = false;
+        }
+        catch ( ezcBaseValueException $e )
+        {
+            return true;
+        }
+
+        $this->fail( 'Expected ezcBaseValueException.' );
+    }
+
+    public function testNumericDataSetPropertyCallback()
+    {
+        $dataset = new ezcGraphNumericDataSet();
+
+        $this->assertSame(
+            null,
+            $dataset->callback,
+            'Wrong default value for property callback in class ezcGraphNumericDataSet'
+        );
+
+        $dataset->callback = 'sin';
+        $this->assertSame(
+            'sin',
+            $dataset->callback,
+            'Setting property value did not work for property callback in class ezcGraphNumericDataSet'
+        );
+
+        // Use random default enabled public static method
+        $dataset->callback = array( 'Reflection', 'export' );
+        $this->assertSame(
+            array( 'Reflection', 'export' ),
+            $dataset->callback,
+            'Setting property value did not work for property callback in class ezcGraphNumericDataSet'
+        );
+
+        // Use random default enabled public method
+        $reflection = new ReflectionClass( 'Exception' );
+        $dataset->callback = array( $reflection, 'isInternal' );
+        $this->assertSame(
+            array( $reflection, 'isInternal' ),
+            $dataset->callback,
+            'Setting property value did not work for property callback in class ezcGraphNumericDataSet'
+        );
+
+        try
+        {
+            $dataset->callback = false;
+        }
+        catch ( ezcBaseValueException $e )
+        {
+            return true;
+        }
+
+        $this->fail( 'Expected ezcBaseValueException.' );
+    }
+
+    public function testIterateOverAverageDataset()
+    {
+        $numericDataSet = new ezcGraphNumericDataSet( -1, 1, 'sin' );
+
+        $stepSize = 2 / 100;
+        $start = -1 - $stepSize;
+
+        foreach ( $numericDataSet as $key => $value )
+        {
+            $expectedKey = $start += $stepSize;
+            $expectedValue = sin( $expectedKey );
+
+            $this->assertEquals( $expectedKey, $key, 'Wrong key value.', .01 );
+            $this->assertEquals( $expectedValue, $value, 'Wrong value.', .01 );
+        }
+    }
+
+    public function testIterateOverAverageDataset2()
+    {
+        $numericDataSet = new ezcGraphNumericDataSet( 
+            -90, 
+            90, 
+            create_function( 
+                '$x',
+                'return 10 * sin( deg2rad( $x ) );'
+            )
+        );
+        $numericDataSet->resolution = 180;
+
+        $stepSize = 1;
+        $start = -91;
+
+        foreach ( $numericDataSet as $key => $value )
+        {
+            $expectedKey = $start += $stepSize;
+            $expectedValue = sin( deg2rad( $expectedKey ) ) * 10;
+
+            $this->assertEquals( $expectedKey, $key, 'Wrong key value.', .01 );
+            $this->assertEquals( $expectedValue, $value, 'Wrong value.', .01 );
+        }
+    }
+
+    public function testRenderCompleteLineChart()
+    {
+        $filename = $this->tempDir . __FUNCTION__ . '.svg';
+
+        $chart = new ezcGraphLineChart();
+        $chart->data['Sinus'] = new ezcGraphNumericDataSet( 
+            -180, 
+            180, 
+            create_function( 
+                '$x',
+                'return 10 * sin( deg2rad( $x ) );'
+            )
+        );
+        $chart->data['Cosinus'] = new ezcGraphNumericDataSet( 
+            -180, 
+            180, 
+            create_function( 
+                '$x',
+                'return 5 * cos( deg2rad( $x ) );'
+            )
+        );
+        $chart->xAxis = new ezcGraphChartElementNumericAxis();
+
+        $chart->render( 500, 200, $filename );
+
+        $this->compare(
+            $filename,
+            $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg'
+        );
+    }
+}
+
+?>