/** * This method tests the "toLowerCase" method. * * @dataProvider data_toLowerCase */ public function test_toLowerCase(array $provided, array $expected) { $p0 = IChar\Module::toLowerCase(IChar\Type::box($provided[0])); $e0 = $expected[0]; $this->assertInstanceOf('\\Saber\\Data\\IChar\\Type', $p0); $this->assertSame($e0, $p0->unbox()); }