public function isEmpty()
{
$s = new Str($this);
$s->strip();
if ($s->len() > 0) {
return false;
}
return true;
}
public function testStr()
{
$str = new Str();
$str->set('test');
$this->assertTrue($str->len() == 4);
$this->assertTrue($str->equals('test'));
$this->assertTrue($str->equals(new Str('test')));
$this->assertTrue((bool) $str->contains('st'));
$this->assertTrue((bool) $str->match('/es/'));
$this->assertTrue('t' == $str->explode('e', 0));
$test = '';
foreach ($str as $ch) {
$test .= $ch;
}
$this->assertTrue($test == $str);
$str = new Str('some string for test');
$parts = $str->explode(' ');
$this->assertEquals(4, count($parts));
$this->assertEquals('some', $parts[0]);
$this->assertEquals('string', $parts[1]);
$this->assertTrue(is_object($parts[0]));
$this->assertEquals('some', $str->explode(' ', 0));
$str = new Str('another test string');
$this->assertEquals('string', $str->explode(' ', 2));
$str = new Str('Any string here');
$this->assertTrue($str->explode(' ') instanceof StrBuilder);
$str->append(' another');
$this->assertTrue($str == 'Any string here another');
$this->assertTrue($str->contains('any'));
$this->assertTrue($str->contains('Any'));
$this->assertFalse($str->contains('any', true));
$this->assertTrue($str->contains('Any', true));
$str = new Str('Hello');
$this->assertEquals(5, $str->len());
$this->assertEquals(5, count($str));
$str1 = new Str('hello');
$str2 = new Str('Hello');
$this->assertFalse($str1->equals($str2));
$this->assertTrue($str1->equals($str2, false));
$str2->append('ooooo');
$this->assertFalse($str1->equals($str2, false));
$str1 = new Str('Проверка');
$str2 = new Str('проверка');
$this->assertFalse($str1->equals($str2));
$this->assertTrue($str1->equals($str2, false));
$str1 = new Str('Проверка');
$str2 = clone $str1;
$this->assertTrue($str2 instanceof Str);
$this->assertEquals($str1, $str2);
$str2->append(' слово');
$this->assertNotEquals($str1, $str2);
}