<?php

declare(strict_types=1);

/*
 * This file is part of PHP CS Fixer.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace PhpCsFixer\Tests\Fixer\ControlStructure;

use PhpCsFixer\Tests\Test\AbstractFixerTestCase;

/**
 * @author Sullivan Senechal <soullivaneuh@gmail.com>
 *
 * @internal
 *
 * @covers \PhpCsFixer\Fixer\ControlStructure\SwitchCaseSpaceFixer
 *
 * @extends AbstractFixerTestCase<\PhpCsFixer\Fixer\ControlStructure\SwitchCaseSpaceFixer>
 */
final class SwitchCaseSpaceFixerTest extends AbstractFixerTestCase
{
    /**
     * @dataProvider provideFixCases
     */
    public function testFix(string $expected, ?string $input = null): void
    {
        $this->doTest($expected, $input);
    }

    public static function provideFixCases(): iterable
    {
        yield [
            '<?php
    switch (1) {
        case (1 #
)#
 :
         echo 1;
    }
?>
',
        ];

        yield [
            '<?php
    switch (1) {
        case 1 #
            : echo 1;
    }
?>
',
        ];

        yield [
            '<?php
                switch ($a) {
                    case 42:
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case false:
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case false:
                        break;
                    default:
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case "prod":
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case "prod" :
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case "prod":
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case "prod"       :
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case 42:
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case 42 :
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case false:
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case false :
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case false:
                        break;
                    default:
                }
                ',
            '<?php
                switch ($a) {
                    case false :
                        break;
                    default :
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case 42:
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case 42    :
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case $b ? "c" : "d":
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case $b ? "c" : "d" :
                        break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case $b ? "c" : "d": break;
                }
                ',
            '<?php
                switch ($a) {
                    case $b ? "c" : "d" : break;
                }
                ',
        ];

        yield [
            '<?php
                switch ($a) {
                    case $b ?: $c:
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case $b ?: $c :
                        break;
                }
                ',
        ];

        yield [
            '<?php
                $a = 5.1;
                $b = 1.0;
                switch($a) {
                    case (int) $a < 1: {
                        echo "leave alone";
                        break;
                    }
                    case ($a < 2)/* test */ : {
                        echo "fix 1";
                        break;
                    }
                    case (3): {
                        echo "fix 2";
                        break;
                    }
                    case /**/(/**/ // test
                        4
                        /**/)//
                        /**/ : {
                        echo "fix 3";
                        break;
                    }
                    case (((int)$b) + 4.1): {
                        echo "fix 4";
                        break;
                    }
                    case ($b + 1) * 2: {
                        echo "leave alone";
                        break;
                    }
                }
                ',
            '<?php
                $a = 5.1;
                $b = 1.0;
                switch($a) {
                    case (int) $a < 1 : {
                        echo "leave alone";
                        break;
                    }
                    case ($a < 2)/* test */ : {
                        echo "fix 1";
                        break;
                    }
                    case (3) : {
                        echo "fix 2";
                        break;
                    }
                    case /**/(/**/ // test
                        4
                        /**/)//
                        /**/ : {
                        echo "fix 3";
                        break;
                    }
                    case (((int)$b) + 4.1) : {
                        echo "fix 4";
                        break;
                    }
                    case ($b + 1) * 2 : {
                        echo "leave alone";
                        break;
                    }
                }
                ',
            [
                '<?php
                    switch ($a) {
                        case 42:
                            break;
                        case 1:
                            switch ($a) {
                                case 42:
                                    break;
                                default:
                                    echo 1   ;
                            }
                    }
                    ',
                '<?php
                    switch ($a) {
                        case 42   :
                            break;
                        case 1    :
                            switch ($a) {
                                case 42   :
                                    break;
                                default :
                                    echo 1   ;
                            }
                    }
                    ',
            ],
        ];

        yield [
            '<?php
                    switch($foo) {
                        case 4:  ; ;
                        case 31 + test(";");  ; ; ;;
                        case 1 + test(";"); // ;
                        case (1+2/*;*/);
                        case 1;
                        case 2;
                            return 1;
                        default;
                            return 2;
                }',
            '<?php
                    switch($foo) {
                        case 4  :  ; ;
                        case 31 + test(";") ;  ; ; ;;
                        case 1 + test(";") ; // ;
                        case (1+2/*;*/) ;
                        case 1  ;
                        case 2 ;
                            return 1;
                        default ;
                            return 2;
                }',
        ];
    }

    /**
     * @dataProvider provideFixPre80Cases
     *
     * @requires PHP <8.0
     */
    public function testFixPre80(string $expected, ?string $input = null): void
    {
        $this->doTest($expected, $input);
    }

    /**
     * @return iterable<array{string, string}>
     */
    public static function provideFixPre80Cases(): iterable
    {
        yield [
            '<?php
                switch ($a) {
                    case $b ? "c" : "this" ? "is" : "ugly":
                        break;
                }
                ',
            '<?php
                switch ($a) {
                    case $b ? "c" : "this" ? "is" : "ugly" :
                        break;
                }
                ',
        ];
    }

    /**
     * @dataProvider provideFix80Cases
     *
     * @requires PHP 8.0
     */
    public function testFix80(string $expected, ?string $input = null): void
    {
        $this->doTest($expected, $input);
    }

    /**
     * @return iterable<array{string}>
     */
    public static function provideFix80Cases(): iterable
    {
        yield [
            '<?php
                match ($foo) {
                    1 => "a",
                    default => "b"
                };
                match ($bar) {
                    2 => "c",
                    default=> "d"
                };
                match ($baz) {
                    3 => "e",
                    default   => "f"
                };
            ',
        ];

        yield [
            '<?php
$a = function (): ?string {
    return $rank ? match (true) {
      $rank <= 1000 => \'bronze\',
      default => null,
  } : null;
};',
        ];
    }

    /**
     * @dataProvider provideFix81Cases
     *
     * @requires PHP 8.1
     */
    public function testFix81(string $expected, ?string $input = null): void
    {
        $this->doTest($expected, $input);
    }

    /**
     * @return iterable<string, array{string}>
     */
    public static function provideFix81Cases(): iterable
    {
        yield 'enums' => [
            '<?php
enum Suit {
    case Hearts;
    case Diamonds  ;
    case Clubs ;
    case Spades   ;
}

enum UserStatus: string {
  case    Pending = \'P\';
  case  Active = \'A\';
  case   Suspended = \'S\';
  case CanceledByUser = \'C\'  ;
}

switch ($a) {
    default:
        echo 1;
}
',
        ];
    }
}