htmlgen\test\MapTest::test_map_assoc_returns_array PHP Метод

    public function test_map_assoc_returns_array()
    {
        $input = ['x' => 1, 'y' => 2, 'z' => 3];
        $expected = [['x', 1], ['y', 2], ['z', 3]];
        $actual = map($input, function ($v, $k) {
            return [$k, $v];
        });
        $this->assertSame($expected, $actual);
    }