Add tests for Util class

Signed-off-by: Michal Čihař <[email protected]>

Author: nijel

tests/UtilTest.php

@@ -0,0 +1,73 @@
+<?php
+/**
+ * phpMyAdmin ShapeFile library
+ * <https://github.com/phpmyadmin/shapefile/>
+ *
+ * Copyright 2016 Michal Čihař <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you can download one from
+ * https://www.gnu.org/copyleft/gpl.html.
+ */
+namespace UtilTest;
+
+use ShapeFile\Util;
+
+class UtilTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * Test data loading
+     *
+     * @param string $type     Data type
+     * @param mixed  $data     Data to parse
+     * @param mixed  $expected Expected result
+     *
+     * @return void
+     *
+     * @dataProvider data
+     */
+    public function testLoadData($type, $data, $expected)
+    {
+        $this->assertEquals(
+            $expected,
+            Util::loadData($type, $data)
+        );
+    }
+
+    /**
+     * Data provider for loadData tests
+     *
+     * @return array
+     */
+    public function data()
+    {
+        return array(
+            array('N', '', false),
+            array('N', false, false),
+            array('N', "\x01\x02\x03\x04", 0x01020304),
+        );
+    }
+
+    /**
+     * Test for byte order changes
+     *
+     * @return void
+     */
+    public function testSwap()
+    {
+        $this->assertEquals(
+            "\x01\x02\x03\x04",
+            Util::swap("\x04\x03\x02\x01")
+        );
+    }
+}
+