<?php // WStringTest.php // Created: 2021-04-26 // Updated: 2025-01-18 declare(strict_types=1); use PHPUnit\Framework\TestCase; use PHPUnit\Framework\Attributes\CoversClass; use Index\WString; #[CoversClass(WString::class)] final class WStringTest extends TestCase { public function testStartsWith(): void { $this->assertTrue(WString::startsWith('君は実にバカだな', '君は')); } public function testEndsWith(): void { $this->assertTrue(WString::endsWith('君は実にバカだな', 'バカだな')); } public function testReverse(): void { $this->assertEquals('なだカバに実は君', WString::reverse('君は実にバカだな')); $this->assertEquals("\x82\xc8\x82\xbe\x83\x4a\x83\x6f\x82\xc9\x8e\xc0\x82\xcd\x8c\x4e", WString::reverse("\x8c\x4e\x82\xcd\x8e\xc0\x82\xc9\x83\x6f\x83\x4a\x82\xbe\x82\xc8", encoding: 'Shift_JIS')); } public function testEmpty(): void { $this->assertTrue(WString::nullOrWhitespace('')); $this->assertTrue(WString::nullOrWhitespace(' ')); $this->assertTrue(WString::nullOrWhitespace(' ')); $this->assertTrue(WString::nullOrWhitespace(' ')); } public function testCountUnique(): void { $this->assertEquals(10, WString::countUnique('iaabbccddjjefghefghi')); $this->assertEquals(11, WString::countUnique('jeff has three apples')); $this->assertEquals(5, WString::countUnique('みさかみこと')); } }