calculate target dimensions

test/CImageResizerTest.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * A testclass
+ *
+ */
+class CImageResizerTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * Provider
+     *
+     * @return array
+     */
+    public function providerImages()
+    {
+        return array(
+            // Same as source, does not set target
+            array(100, 100, null, null, null, 1, null, null),
+            array(100, 150, null, null, null, 1, null, null),
+            array(150, 100, null, null, null, 1, null, null),
+        );
+    }
+
+
+
+    /**
+     * Test
+     *
+     * @dataProvider providerImages
+     *
+     * @return void
+     */
+    public function testResize1($srcWidth, $srcHeight, $targetWidth, $targetHeigth, $aspectRatio, $dpr, $expectedWidth, $expectedHeight)
+    {
+        $img = new CImageResizer();
+
+        $img->setSource($srcWidth, $srcHeight)
+            ->setBaseForCalculateTarget($targetWidth, $targetHeigth, $aspectRatio, $dpr)
+            ->prepareTargetDimensions();
+
+        $this->assertEquals($expectedWidth, $img->width(), "Width not correct.");
+        $this->assertEquals($expectedHeight, $img->height(), "Heigth not correct.");
+    }
+}