<?php

use WP_CLI\Tests\TestCase;

class CommandFactoryTest extends TestCase {

    public static function set_up_before_class() {
        require_once dirname( __DIR__ ) . '/php/class-wp-cli-command.php';
    }

    /**
     * @dataProvider dataProviderExtractLastDocComment
     */
    public function testExtractLastDocComment( $content, $expected ) {
        // Save and set test env var.
        $is_windows = getenv( 'WP_CLI_TEST_IS_WINDOWS' );
        putenv( 'WP_CLI_TEST_IS_WINDOWS=0' );

        static $extract_last_doc_comment = null;
        if ( null === $extract_last_doc_comment ) {
            $extract_last_doc_comment = new \ReflectionMethod( 'WP_CLI\Dispatcher\CommandFactory', 'extract_last_doc_comment' );
            $extract_last_doc_comment->setAccessible( true );
        }

        $actual = $extract_last_doc_comment->invoke( null, $content );
        $this->assertSame( $expected, $actual );

        // Restore.
        putenv( false === $is_windows ? 'WP_CLI_TEST_IS_WINDOWS' : "WP_CLI_TEST_IS_WINDOWS=$is_windows" );
    }

    /**
     * @dataProvider dataProviderExtractLastDocComment
     */
    public function testExtractLastDocCommentWin( $content, $expected ) {
        // Save and set test env var.
        $is_windows = getenv( 'WP_CLI_TEST_IS_WINDOWS' );
        putenv( 'WP_CLI_TEST_IS_WINDOWS=1' );

        static $extract_last_doc_comment = null;
        if ( null === $extract_last_doc_comment ) {
            $extract_last_doc_comment = new \ReflectionMethod( 'WP_CLI\Dispatcher\CommandFactory', 'extract_last_doc_comment' );
            $extract_last_doc_comment->setAccessible( true );
        }

        $actual = $extract_last_doc_comment->invoke( null, $content );
        $this->assertSame( $expected, $actual );

        // Restore.
        putenv( false === $is_windows ? 'WP_CLI_TEST_IS_WINDOWS' : "WP_CLI_TEST_IS_WINDOWS=$is_windows" );
    }

    public static function dataProviderExtractLastDocComment() {
        return [
            [ '', false ],
            [ '*/', false ],
            [ '/*/  ', false ],
            [ '/**/', false ],
            [ '/***/ */', false ],
            [ '/***/', '/***/' ],
            [ "\n /**\n  \n  \t\n  */ \t\n \n ", "/**\n  \n  \t\n  */" ],
            [ "\r\n /**\r\n  \r\n  \t\r\n  */ \t\r\n \r\n ", "/**\r\n  \r\n  \t\r\n  */" ],
            [ '/**/ /***/ /***/', '/***/' ],
            [ 'asdfasdf/** /** */', '/** /** */' ],
            [ '*//** /** */', '/** /** */' ],
            [ '/** *//** /** */', '/** /** */' ],
            [ '*//** */ /** /** */', '/** /** */' ],
            [ '*//** *//** /** /** */', '/** /** /** */' ],

            [ '/** */class qwer', '/** */' ],
            [ '/**1*/class qwer{}/**2*/class asdf', '/**2*/' ],
            [ "/** */class qwer {}\nclass asdf", false ],
            [ "/** */class qwer {}\r\nclass asdf", false ],

            [ '/** */function qwer', '/** */' ],
            [ '/** */function qwer( $function ) {}', '/** */' ],
            [ '/**1*/function qwer() {}/**2*/function asdf()', '/**2*/' ],
            [ "/** */function qwer() {}\nfunction asdf()", false ],
            [ "/** */function qwer() {}\r\nfunction asdf()", false ],
            [ '/** */function qwer() {}function asdf()', false ],
            [ '/** */function qwer() {};function asdf( $function )', false ],
        ];
    }

    public function testGetDocComment() {
        // Save and set test env var.
        $get_doc_comment = getenv( 'WP_CLI_TEST_GET_DOC_COMMENT' );
        $is_windows      = getenv( 'WP_CLI_TEST_IS_WINDOWS' );

        putenv( 'WP_CLI_TEST_GET_DOC_COMMENT=1' );
        putenv( 'WP_CLI_TEST_IS_WINDOWS=0' );

        // Make private function accessible.
        $get_doc_comment = new \ReflectionMethod( 'WP_CLI\Dispatcher\CommandFactory', 'get_doc_comment' );
        $get_doc_comment->setAccessible( true );

        if ( ! class_exists( 'CommandFactoryTests_Get_Doc_Comment_1_Command', false ) ) {
            require __DIR__ . '/data/commandfactory-doc_comment-class.php';
        }
        if ( ! class_exists( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', false ) ) {
            require __DIR__ . '/data/commandfactory-doc_comment-class-win.php';
        }

        // Class 1.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_1_Command' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 2.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command2' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 3.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command3' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 4.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command4' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Class 1 Windows.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 2.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command2' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 3.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command3' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 4.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command4' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Class 2.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_2_Command' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_2_Command', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Class 2 Windows.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_2_Command_Win' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_2_Command_Win', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Functions.

        require __DIR__ . '/data/commandfactory-doc_comment-function.php';

        // Function 1.

        $reflection = new \ReflectionFunction( 'commandfactorytests_get_doc_comment_func_1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Function 2.

        $reflection = new \ReflectionFunction( 'commandfactorytests_get_doc_comment_func_2' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Function 3.

        $reflection = new \ReflectionFunction( $commandfactorytests_get_doc_comment_func_3 );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Restore.
        putenv( false === $get_doc_comment ? 'WP_CLI_TEST_GET_DOC_COMMENT' : "WP_CLI_TEST_GET_DOC_COMMENT=$get_doc_comment" );
        putenv( false === $is_windows ? 'WP_CLI_TEST_IS_WINDOWS' : "WP_CLI_TEST_IS_WINDOWS=$is_windows" );
    }

    public function testGetDocCommentWin() {
        // Save and set test env var.
        $get_doc_comment = getenv( 'WP_CLI_TEST_GET_DOC_COMMENT' );
        $is_windows      = getenv( 'WP_CLI_TEST_IS_WINDOWS' );

        putenv( 'WP_CLI_TEST_GET_DOC_COMMENT=1' );
        putenv( 'WP_CLI_TEST_IS_WINDOWS=1' );

        // Make private function accessible.
        $get_doc_comment = new \ReflectionMethod( 'WP_CLI\Dispatcher\CommandFactory', 'get_doc_comment' );
        $get_doc_comment->setAccessible( true );

        if ( ! class_exists( 'CommandFactoryTests_Get_Doc_Comment_1_Command', false ) ) {
            require __DIR__ . '/data/commandfactory-doc_comment-class.php';
        }
        if ( ! class_exists( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', false ) ) {
            require __DIR__ . '/data/commandfactory-doc_comment-class-win.php';
        }

        // Class 1.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_1_Command' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 2.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command2' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 3.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command3' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 4.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command', 'command4' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Class 1 Windows.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 2.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command2' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 3.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command3' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 4.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_1_Command_Win', 'command4' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Class 2.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_2_Command' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_2_Command', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Class 2 Windows.

        $reflection = new \ReflectionClass( 'CommandFactoryTests_Get_Doc_Comment_2_Command_Win' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Class method 1.

        $reflection = new \ReflectionMethod( 'CommandFactoryTests_Get_Doc_Comment_2_Command_Win', 'command1' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );
        $this->assertFalse( $actual );

        // Functions.

        require __DIR__ . '/data/commandfactory-doc_comment-function-win.php';

        // Function 1 Windows.

        $reflection = new \ReflectionFunction( 'commandfactorytests_get_doc_comment_func_1_win' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Function 2.

        $reflection = new \ReflectionFunction( 'commandfactorytests_get_doc_comment_func_2_win' );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Function 3.

        $reflection = new \ReflectionFunction( $commandfactorytests_get_doc_comment_func_3_win );
        $expected   = $reflection->getDocComment();

        $actual = $get_doc_comment->invoke( null, $reflection );
        $this->assertSame( $expected, $actual );

        // Restore.
        putenv( false === $get_doc_comment ? 'WP_CLI_TEST_GET_DOC_COMMENT' : "WP_CLI_TEST_GET_DOC_COMMENT=$get_doc_comment" );
        putenv( false === $is_windows ? 'WP_CLI_TEST_IS_WINDOWS' : "WP_CLI_TEST_IS_WINDOWS=$is_windows" );
    }
}