NsplTest\FTest::testPartial PHP Метод

    public function testPartial()
    {
        $sqrList = partial('array_map', function ($v) {
            return $v * $v;
        });
        $this->assertEquals([1, 4, 9], $sqrList([1, 2, 3]));
        $this->assertEquals([], $sqrList([]));
        $oneArgFuncPartial = partial('count', [1, 2, 3]);
        $this->assertEquals(3, $oneArgFuncPartial());
        $noArgFuncPartial = partial('time', null);
        $this->assertEquals(time(), $noArgFuncPartial(), '', 0.1);
        $sqrList = call_user_func(partial, 'array_map', function ($v) {
            return $v * $v;
        });
        $this->assertEquals([1, 4, 9], $sqrList([1, 2, 3]));
        $this->assertEquals([], $sqrList([]));
        $this->assertEquals('\\nspl\\f\\partial', partial);
    }