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yii2/tests/framework/helpers/StringHelperTest.php

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<?php
namespace yiiunit\framework\helpers;
use yii\helpers\StringHelper;
use yiiunit\TestCase;
/**
* StringHelperTest
* @group helpers
*/
class StringHelperTest extends TestCase
{
protected function setUp()
{
parent::setUp();
$this->mockApplication();
}
public function testStrlen()
{
$this->assertEquals(4, StringHelper::byteLength('this'));
$this->assertEquals(6, StringHelper::byteLength('это'));
}
public function testSubstr()
{
$this->assertEquals('th', StringHelper::byteSubstr('this', 0, 2));
$this->assertEquals('э', StringHelper::byteSubstr('это', 0, 2));
$this->assertEquals('abcdef', StringHelper::byteSubstr('abcdef', 0));
$this->assertEquals('abcdef', StringHelper::byteSubstr('abcdef', 0, null));
$this->assertEquals('de', StringHelper::byteSubstr('abcdef', 3, 2));
$this->assertEquals('def', StringHelper::byteSubstr('abcdef', 3));
$this->assertEquals('def', StringHelper::byteSubstr('abcdef', 3, null));
$this->assertEquals('cd', StringHelper::byteSubstr('abcdef', -4, 2));
$this->assertEquals('cdef', StringHelper::byteSubstr('abcdef', -4));
$this->assertEquals('cdef', StringHelper::byteSubstr('abcdef', -4, null));
$this->assertEquals('', StringHelper::byteSubstr('abcdef', 4, 0));
$this->assertEquals('', StringHelper::byteSubstr('abcdef', -4, 0));
$this->assertEquals('это', StringHelper::byteSubstr('это', 0));
$this->assertEquals('это', StringHelper::byteSubstr('это', 0, null));
$this->assertEquals('т', StringHelper::byteSubstr('это', 2, 2));
$this->assertEquals('то', StringHelper::byteSubstr('это', 2));
$this->assertEquals('то', StringHelper::byteSubstr('это', 2, null));
$this->assertEquals('т', StringHelper::byteSubstr('это', -4, 2));
$this->assertEquals('то', StringHelper::byteSubstr('это', -4));
$this->assertEquals('то', StringHelper::byteSubstr('это', -4, null));
$this->assertEquals('', StringHelper::byteSubstr('это', 4, 0));
$this->assertEquals('', StringHelper::byteSubstr('это', -4, 0));
}
public function testBasename()
{
$this->assertEquals('', StringHelper::basename(''));
$this->assertEquals('file', StringHelper::basename('file'));
$this->assertEquals('file.test', StringHelper::basename('file.test', '.test2'));
$this->assertEquals('file', StringHelper::basename('file.test', '.test'));
$this->assertEquals('file', StringHelper::basename('/file'));
$this->assertEquals('file.test', StringHelper::basename('/file.test', '.test2'));
$this->assertEquals('file', StringHelper::basename('/file.test', '.test'));
$this->assertEquals('file', StringHelper::basename('/path/to/file'));
$this->assertEquals('file.test', StringHelper::basename('/path/to/file.test', '.test2'));
$this->assertEquals('file', StringHelper::basename('/path/to/file.test', '.test'));
$this->assertEquals('file', StringHelper::basename('\file'));
$this->assertEquals('file.test', StringHelper::basename('\file.test', '.test2'));
$this->assertEquals('file', StringHelper::basename('\file.test', '.test'));
$this->assertEquals('file', StringHelper::basename('C:\file'));
$this->assertEquals('file.test', StringHelper::basename('C:\file.test', '.test2'));
$this->assertEquals('file', StringHelper::basename('C:\file.test', '.test'));
$this->assertEquals('file', StringHelper::basename('C:\path\to\file'));
$this->assertEquals('file.test', StringHelper::basename('C:\path\to\file.test', '.test2'));
$this->assertEquals('file', StringHelper::basename('C:\path\to\file.test', '.test'));
// mixed paths
$this->assertEquals('file.test', StringHelper::basename('/path\to/file.test'));
$this->assertEquals('file.test', StringHelper::basename('/path/to\file.test'));
$this->assertEquals('file.test', StringHelper::basename('\path/to\file.test'));
// \ and / in suffix
$this->assertEquals('file', StringHelper::basename('/path/to/filete/st', 'te/st'));
$this->assertEquals('st', StringHelper::basename('/path/to/filete/st', 'te\st'));
$this->assertEquals('file', StringHelper::basename('/path/to/filete\st', 'te\st'));
$this->assertEquals('st', StringHelper::basename('/path/to/filete\st', 'te/st'));
// http://www.php.net/manual/en/function.basename.php#72254
$this->assertEquals('foo', StringHelper::basename('/bar/foo/'));
$this->assertEquals('foo', StringHelper::basename('\\bar\\foo\\'));
}
public function testTruncate()
{
$this->assertEquals('привет, я multibyte...', StringHelper::truncate('привет, я multibyte строка!', 20));
$this->assertEquals('Не трогаем строку', StringHelper::truncate('Не трогаем строку', 20));
$this->assertEquals('исполь!!!', StringHelper::truncate('используем восклицательные знаки', 6, '!!!'));
// With Html
$this->assertEquals('<span>This is a test </span>...', StringHelper::truncate('<span>This is a test sentance</span>', 14, '...', null, true));
$this->assertEquals('<span><img src="image.png" />This is a test </span>...', StringHelper::truncate('<span><img src="image.png" />This is a test sentance</span>', 14, '...', null, true));
}
public function testTruncateWords()
{
$this->assertEquals('это тестовая multibyte строка', StringHelper::truncateWords('это тестовая multibyte строка', 5));
$this->assertEquals('это тестовая multibyte...', StringHelper::truncateWords('это тестовая multibyte строка', 3));
$this->assertEquals('это тестовая multibyte!!!', StringHelper::truncateWords('это тестовая multibyte строка', 3, '!!!'));
$this->assertEquals('это строка с неожиданными...', StringHelper::truncateWords('это строка с неожиданными пробелами', 4));
$this->assertEquals('lorem ipsum', StringHelper::truncateWords('lorem ipsum', 3, '...', true));
// With Html
$this->assertEquals('<span>This is a test</span>...', StringHelper::truncateWords('<span>This is a test sentance</span>', 4, '...', true));
$this->assertEquals('<span><img src="image.png" />This is a test</span>...', StringHelper::truncateWords('<span><img src="image.png" />This is a test sentance</span>', 4, '...', true));
}
/**
* @dataProvider providerStartsWith
*/
public function testStartsWith($result, $string, $with)
{
// case sensitive version check
$this->assertSame($result, StringHelper::startsWith($string, $with));
// case insensitive version check
$this->assertSame($result, StringHelper::startsWith($string, $with, false));
}
/**
* Rules that should work the same for case-sensitive and case-insensitive `startsWith()`
*/
public function providerStartsWith()
{
return [
// positive check
[true, '', ''],
[true, '', null],
[true, 'string', ''],
[true, ' string', ' '],
[true, 'abc', 'abc'],
[true, 'Bürger', 'Bürger'],
[true, '我Я multibyte', '我Я'],
[true, 'Qנטשופ צרכנות', 'Qנ'],
[true, 'ไทย.idn.icann.org', 'ไ'],
[true, '!?+', "\x21\x3F"],
[true, "\x21?+", '!?'],
// false-positive check
[false, '', ' '],
[false, ' ', ' '],
[false, 'Abc', 'Abcde'],
[false, 'abc', 'abe'],
[false, 'abc', 'b'],
[false, 'abc', 'c'],
];
}
public function testStartsWithCaseSensitive()
{
$this->assertFalse(StringHelper::startsWith('Abc', 'a'));
$this->assertFalse(StringHelper::startsWith('üЯ multibyte', 'Üя multibyte'));
}
public function testStartsWithCaseInsensitive()
{
$this->assertTrue(StringHelper::startsWith('sTrInG', 'StRiNg', false));
$this->assertTrue(StringHelper::startsWith('CaSe', 'cAs', false));
$this->assertTrue(StringHelper::startsWith('HTTP://BÜrger.DE/', 'http://bürger.de', false));
$this->assertTrue(StringHelper::startsWith('üЯйΨB', 'ÜяЙΨ', false));
}
/**
* @dataProvider providerEndsWith
*/
public function testEndsWith($result, $string, $with)
{
// case sensitive version check
$this->assertSame($result, StringHelper::endsWith($string, $with));
// case insensitive version check
$this->assertSame($result, StringHelper::endsWith($string, $with, false));
}
/**
* Rules that should work the same for case-sensitive and case-insensitive `endsWith()`
*/
public function providerEndsWith()
{
return [
// positive check
[true, '', ''],
[true, '', null],
[true, 'string', ''],
[true, 'string ', ' '],
[true, 'string', 'g'],
[true, 'abc', 'abc'],
[true, 'Bürger', 'Bürger'],
[true, 'Я multibyte строка我!', ' строка我!'],
[true, '+!?', "\x21\x3F"],
[true, "+\x21?", "!\x3F"],
[true, 'נטשופ צרכנות', 'ת'],
// false-positive check
[false, '', ' '],
[false, ' ', ' '],
[false, 'aaa', 'aaaa'],
[false, 'abc', 'abe'],
[false, 'abc', 'a'],
[false, 'abc', 'b'],
];
}
public function testEndsWithCaseSensitive()
{
$this->assertFalse(StringHelper::endsWith('string', 'G'));
$this->assertFalse(StringHelper::endsWith('multibyte строка', 'А'));
}
public function testEndsWithCaseInsensitive()
{
$this->assertTrue(StringHelper::endsWith('sTrInG', 'StRiNg', false));
$this->assertTrue(StringHelper::endsWith('string', 'nG', false));
$this->assertTrue(StringHelper::endsWith('BüЯйΨ', 'ÜяЙΨ', false));
}
public function testExplode()
{
$this->assertEquals(['It', 'is', 'a first', 'test'], StringHelper::explode("It, is, a first, test"));
$this->assertEquals(['It', 'is', 'a test with trimmed digits', '0', '1', '2'], StringHelper::explode("It, is, a test with trimmed digits, 0, 1, 2", ',', true, true));
$this->assertEquals(['It', 'is', 'a second', 'test'], StringHelper::explode("It+ is+ a second+ test", '+'));
$this->assertEquals(['Save', '', '', 'empty trimmed string'], StringHelper::explode("Save, ,, empty trimmed string", ','));
$this->assertEquals(['Здесь', 'multibyte', 'строка'], StringHelper::explode("Здесь我 multibyte我 строка", '我'));
$this->assertEquals(['Disable', ' trim ', 'here but ignore empty'], StringHelper::explode("Disable, trim ,,,here but ignore empty", ',', false, true));
$this->assertEquals(['It/', ' is?', ' a', ' test with rtrim'], StringHelper::explode("It/, is?, a , test with rtrim", ',', 'rtrim'));
$this->assertEquals(['It', ' is', ' a ', ' test with closure'], StringHelper::explode("It/, is?, a , test with closure", ',', function ($value) { return trim($value, '/?'); }));
}
public function testWordCount()
{
$this->assertEquals(3, StringHelper::countWords('china 中国 ㄍㄐㄋㄎㄌ'));
$this->assertEquals(4, StringHelper::countWords('и много тут слов?'));
$this->assertEquals(4, StringHelper::countWords("и\rмного\r\nтут\nслов?"));
$this->assertEquals(1, StringHelper::countWords('крем-брюле'));
$this->assertEquals(1, StringHelper::countWords(' слово '));
}
}