wfAssembleUrlTest.php

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<?php
class WfAssembleUrlTest extends MediaWikiTestCase {
    public function testWfAssembleUrl( $parts, $output ) {
        $partsDump = print_r( $parts, true );
        $this->assertEquals(
            $output,
            wfAssembleUrl( $parts ),
            "Testing $partsDump assembles to $output"
        );
    }

    public static function provideURLParts() {
        $schemes = [
            '' => [],
            '//' => [
                'delimiter' => '//',
            ],
            'http://' => [
                'scheme' => 'http',
                'delimiter' => '://',
            ],
        ];

        $hosts = [
            '' => [],
            'example.com' => [
                'host' => 'example.com',
            ],
            'example.com:123' => [
                'host' => 'example.com',
                'port' => 123,
            ],
            'id@example.com' => [
                'user' => 'id',
                'host' => 'example.com',
            ],
            'id@example.com:123' => [
                'user' => 'id',
                'host' => 'example.com',
                'port' => 123,
            ],
            'id:key@example.com' => [
                'user' => 'id',
                'pass' => 'key',
                'host' => 'example.com',
            ],
            'id:key@example.com:123' => [
                'user' => 'id',
                'pass' => 'key',
                'host' => 'example.com',
                'port' => 123,
            ],
        ];

        $cases = [];
        foreach ( $schemes as $scheme => $schemeParts ) {
            foreach ( $hosts as $host => $hostParts ) {
                foreach ( [ '', '/path' ] as $path ) {
                    foreach ( [ '', 'query' ] as $query ) {
                        foreach ( [ '', 'fragment' ] as $fragment ) {
                            $parts = array_merge(
                                $schemeParts,
                                $hostParts
                            );
                            $url = $scheme .
                                $host .
                                $path;

                            if ( $path ) {
                                $parts['path'] = $path;
                            }
                            if ( $query ) {
                                $parts['query'] = $query;
                                $url .= '?' . $query;
                            }
                            if ( $fragment ) {
                                $parts['fragment'] = $fragment;
                                $url .= '#' . $fragment;
                            }

                            $cases[] = [
                                $parts,
                                $url,
                            ];
                        }
                    }
                }
            }
        }

        $complexURL = 'http://id:key@example.org:321' .
            '/over/there?name=ferret&foo=bar#nose';
        $cases[] = [
            wfParseUrl( $complexURL ),
            $complexURL,
        ];

        return $cases;
    }
}