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lib/plugins/odt/_test/renderer.image.test.php

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+<?php
+
+/**
+ * Tests to ensure that images are handled correctly by the renderer
+ *
+ * @group plugin_odt_renderer
+ * @group plugin_odt
+ * @group plugins
+ */
+class plugin_odt_renderer_image_test extends DokuWikiTest {
+    public function setUp() {
+        $this->pluginsEnabled[] = 'odt';
+        parent::setUp();
+    }
+
+    public static function setUpBeforeClass(){
+        parent::setUpBeforeClass();
+
+        // Copy test media files to test wiki namespace
+        ODTTestUtils::rcopyMedia('wiki', dirname(__FILE__) . '/data/media/wiki/');
+    }
+
+    /**
+     * This function checks if a image is included with the correct size.
+     * Therefore an test image with known size is choosen (TestPicture100x50.png).
+     */
+    public function test_image_size() {
+        $units = new helper_plugin_odt_units ();
+
+        $files = array();
+        $ok = ODTTestUtils::getRenderedODTDocument($files, '{{wiki:TestPicture100x50.png}}');
+        $this->assertFalse($ok == false, 'Error rendering, creating, unpacking, reading ODT doc!');
+        $encoded = $files['content-xml'];
+
+        // There should be a frame
+        $start = strpos($encoded, '<draw:frame');
+        $end = strpos($encoded, '</draw:frame>');
+        $frame = substr($encoded, $start, $end+strlen('</draw:frame>')-$start);
+        $this->assertFalse(empty($frame));
+
+        // Check that the width has the unit 'cm' and that it is
+        // calculated according to the formula ($width/96.0)*2.54
+        $result = preg_match('/svg:width="[^"]*"/', $encoded, $widths);
+        $this->assertEquals($result, 1);
+
+        $unit = substr($widths [0], strlen('svg:width='));
+        $unit = trim($unit, '"');
+        $width = $units->getDigits($unit);
+        $unit = $units->stripDigits($unit);
+
+        $this->assertEquals($unit, 'cm');
+        $this->assertEquals($width, (100/96.0)*2.54);
+
+        // Check that the height has the unit 'cm' and that it is
+        // calculated according to the formula ($height/96.0)*2.54
+        $result = preg_match('/svg:height="[^"]*"/', $encoded, $heights);
+        $this->assertEquals($result, 1);
+
+        $unit = substr($heights [0], strlen('svg:height='));
+        $unit = trim($unit, '"');
+        $height = $units->getDigits($unit);
+        $unit = $units->stripDigits($unit);
+
+        $this->assertEquals($unit, 'cm');
+        $this->assertEquals($height, (50/96.0)*2.54);
+    }
+
+    /**
+     * This function checks if a image is included with the correct size.
+     * Therefore an test image with known size is choosen (TestPicture500x256.png).
+     */
+    public function test_image_size_2() {
+        $units = new helper_plugin_odt_units ();
+
+        $files = array();
+        $ok = ODTTestUtils::getRenderedODTDocument($files, '{{wiki:TestPicture500x256.png}}');
+        $this->assertFalse($ok == false, 'Error rendering, creating, unpacking, reading ODT doc!');
+        $encoded = $files['content-xml'];
+
+        // There should be a frame
+        $start = strpos($encoded, '<draw:frame');
+        $end = strpos($encoded, '</draw:frame>');
+        $frame = substr($encoded, $start, $end+strlen('</draw:frame>')-$start);
+        $this->assertFalse(empty($frame));
+
+        // Check that the width has the unit 'cm' and that it is
+        // calculated according to the formula ($width/96.0)*2.54
+        $result = preg_match('/svg:width="[^"]*"/', $encoded, $widths);
+        $this->assertEquals($result, 1);
+
+        $unit = substr($widths [0], strlen('svg:width='));
+        $unit = trim($unit, '"');
+        $width = $units->getDigits($unit);
+        $unit = $units->stripDigits($unit);
+
+        $this->assertEquals($unit, 'cm');
+        $this->assertEquals($width, (500/96.0)*2.54);
+
+        // Check that the height has the unit 'cm' and that it is
+        // calculated according to the formula ($height/96.0)*2.54
+        $result = preg_match('/svg:height="[^"]*"/', $encoded, $heights);
+        $this->assertEquals($result, 1);
+
+        $unit = substr($heights [0], strlen('svg:height='));
+        $unit = trim($unit, '"');
+        $height = $units->getDigits($unit);
+        $unit = $units->stripDigits($unit);
+
+        $this->assertEquals($unit, 'cm');
+        $this->assertEquals($height, (256/96.0)*2.54);
+    }
+}