StringUtilTest.php

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<?php
 
namespace Sabre\VObject;
 
use PHPUnit\Framework\TestCase;
 
class StringUtilTest extends TestCase {
 
    function testNonUTF8() {
 
        $string = StringUtil::isUTF8(chr(0xbf));
 
        $this->assertEquals(false, $string);
 
    }
 
    function testIsUTF8() {
 
        $string = StringUtil::isUTF8('I 💚 SabreDAV');
 
        $this->assertEquals(true, $string);
 
    }
 
    function testUTF8ControlChar() {
 
        $string = StringUtil::isUTF8(chr(0x00));
 
        $this->assertEquals(false, $string);
 
    }
 
    function testConvertToUTF8nonUTF8() {
 
        $string = StringUtil::convertToUTF8(chr(0xbf));
 
        $this->assertEquals(utf8_encode(chr(0xbf)), $string);
 
    }
 
    function testConvertToUTF8IsUTF8() {
 
        $string = StringUtil::convertToUTF8('I 💚 SabreDAV');
 
        $this->assertEquals('I 💚 SabreDAV', $string);
 
    }
 
    function testConvertToUTF8ControlChar() {
 
        $string = StringUtil::convertToUTF8(chr(0x00));
 
        $this->assertEquals('', $string);
 
    }
 
}