3 * @copyright Copyright (C) 2020, Friendica
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Test\src\Util;
24 use Friendica\Util\Strings;
25 use PHPUnit\Framework\TestCase;
28 * Strings utility test class
30 class StringsTest extends TestCase
33 * randomnames should be random, even length
35 public function testRandomEven()
37 $randomname1 = Strings::getRandomName(10);
38 $randomname2 = Strings::getRandomName(10);
40 $this->assertNotEquals($randomname1, $randomname2);
44 * randomnames should be random, odd length
46 public function testRandomOdd()
48 $randomname1 = Strings::getRandomName(9);
49 $randomname2 = Strings::getRandomName(9);
51 $this->assertNotEquals($randomname1, $randomname2);
55 * try to fail ramdonnames
57 public function testRandomNameNoLength()
59 $randomname1 = Strings::getRandomName(0);
60 $this->assertEquals(0, strlen($randomname1));
64 * try to fail it with invalid input
66 * @todo What's corect behaviour here? An exception?
68 public function testRandomNameNegativeLength()
70 $randomname1 = Strings::getRandomName(-23);
71 $this->assertEquals(0, strlen($randomname1));
75 * test with a length, that may be too short
77 public function testRandomNameLength1()
79 $randomname1 = Strings::getRandomName(1);
80 $this->assertEquals(1, strlen($randomname1));
82 $randomname2 = Strings::getRandomName(1);
83 $this->assertEquals(1, strlen($randomname2));
87 * test, that tags are escaped
89 public function testEscapeHtml()
91 $invalidstring='<submit type="button" onclick="alert(\'failed!\');" />';
93 $validstring = Strings::escapeTags($invalidstring);
94 $escapedString = Strings::escapeHtml($invalidstring);
96 $this->assertEquals('[submit type="button" onclick="alert(\'failed!\');" /]', $validstring);
98 "<submit type="button" onclick="alert('failed!');" />",
103 public function dataIsHex()
107 'input' => '90913473615bf00c122ac78338492980',
111 'input' => '90913473615bf00c122ac7833849293',
126 * Tests if the string is a valid hexadecimal value
128 * @param string $input
131 * @dataProvider dataIsHex
133 public function testIsHex($input, $valid)
135 $this->assertEquals($valid, Strings::isHex($input));