GraphQL\Tests\Executor\VariablesTest::testAllowsListsToContainNull PHP Method

    public function testAllowsListsToContainNull()
    {
        $doc = '
        query q($input:[String]) {
          list(input: $input)
        }
        ';
        $ast = Parser::parse($doc);
        $expected = ['data' => ['list' => '["A",null,"B"]']];
        $this->assertEquals($expected, Executor::execute($this->schema(), $ast, null, null, ['input' => ['A', null, 'B']])->toArray());
    }