JsonContentTest.php

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<?php

class JsonContentTest extends MediaWikiLangTestCase {

    public static function provideValidConstruction() {
        return [
            [ 'foo', false, null ],
            [ '[]', true, [] ],
            [ '{}', true, (object)[] ],
            [ '""', true, '' ],
            [ '"0"', true, '0' ],
            [ '"bar"', true, 'bar' ],
            [ '0', true, '0' ],
            [ '{ "0": "bar" }', true, (object)[ 'bar' ] ],
        ];
    }

    public function testIsValid( $text, $isValid, $expected ) {
        $obj = new JsonContent( $text, CONTENT_MODEL_JSON );
        $this->assertEquals( $isValid, $obj->isValid() );
        $this->assertEquals( $expected, $obj->getData()->getValue() );
    }

    public static function provideDataToEncode() {
        return [
            [
                // Round-trip empty array
                '[]',
                '[]',
            ],
            [
                // Round-trip empty object
                '{}',
                '{}',
            ],
            [
                // Round-trip empty array/object (nested)
                '{ "foo": {}, "bar": [] }',
                "{\n    \"foo\": {},\n    \"bar\": []\n}",
            ],
            [
                '{ "foo": "bar" }',
                "{\n    \"foo\": \"bar\"\n}",
            ],
            [
                '{ "foo": 1000 }',
                "{\n    \"foo\": 1000\n}",
            ],
            [
                '{ "foo": 1000, "0": "bar" }',
                "{\n    \"foo\": 1000,\n    \"0\": \"bar\"\n}",
            ],
        ];
    }

    public function testBeautifyJson( $input, $beautified ) {
        $obj = new JsonContent( $input );
        $this->assertEquals( $beautified, $obj->beautifyJSON() );
    }

    public function testPreSaveTransform( $input, $transformed ) {
        $obj = new JsonContent( $input );
        $newObj = $obj->preSaveTransform(
            $this->getMockTitle(),
            $this->getMockUser(),
            $this->getMockParserOptions()
        );
        $this->assertTrue( $newObj->equals( new JsonContent( $transformed ) ) );
    }

    private function getMockTitle() {
        return $this->getMockBuilder( 'Title' )
            ->disableOriginalConstructor()
            ->getMock();
    }

    private function getMockUser() {
        return $this->getMockBuilder( 'User' )
            ->disableOriginalConstructor()
            ->getMock();
    }
    private function getMockParserOptions() {
        return $this->getMockBuilder( 'ParserOptions' )
            ->disableOriginalConstructor()
            ->getMock();
    }

    public static function provideDataAndParserText() {
        return [
            [
                [],
                '<table class="mw-json"><tbody><tr><td>' .
                '<table class="mw-json"><tbody><tr><td class="mw-json-empty">Empty array</td></tr>'
                . '</tbody></table></td></tr></tbody></table>'
            ],
            [
                (object)[],
                '<table class="mw-json"><tbody><tr><td class="mw-json-empty">Empty object</td></tr>' .
                '</tbody></table>'
            ],
            [
                (object)[ 'foo' ],
                '<table class="mw-json"><tbody><tr><th>0</th><td class="value">"foo"</td></tr>' .
                '</tbody></table>'
            ],
            [
                (object)[ 'foo', 'bar' ],
                '<table class="mw-json"><tbody><tr><th>0</th><td class="value">"foo"</td></tr>' .
                '<tr><th>1</th><td class="value">"bar"</td></tr></tbody></table>'
            ],
            [
                (object)[ 'baz' => 'foo', 'bar' ],
                '<table class="mw-json"><tbody><tr><th>baz</th><td class="value">"foo"</td></tr>' .
                '<tr><th>0</th><td class="value">"bar"</td></tr></tbody></table>'
            ],
            [
                (object)[ 'baz' => 1000, 'bar' ],
                '<table class="mw-json"><tbody><tr><th>baz</th><td class="value">1000</td></tr>' .
                '<tr><th>0</th><td class="value">"bar"</td></tr></tbody></table>'
            ],
            [
                (object)[ '<script>alert("evil!")</script>' ],
                '<table class="mw-json"><tbody><tr><th>0</th><td class="value">"' .
                '&lt;script>alert("evil!")&lt;/script>"' .
                '</td></tr></tbody></table>',
            ],
        ];
    }

    public function testFillParserOutput( $data, $expected ) {
        $obj = new JsonContent( FormatJson::encode( $data ) );
        $parserOutput = $obj->getParserOutput( $this->getMockTitle(), null, null, true );
        $this->assertInstanceOf( 'ParserOutput', $parserOutput );
        $this->assertEquals( $expected, $parserOutput->getText() );
    }
}