1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
<?php
/**
* @ingroup Parser
*/
class Parser_DiffTest
{
var $parsers, $conf;
var $shortOutput = false;
var $dfUniqPrefix;
function __construct( $conf ) {
if ( !isset( $conf['parsers'] ) ) {
throw new MWException( __METHOD__ . ': no parsers specified' );
}
$this->conf = $conf;
$this->dtUniqPrefix = "\x7fUNIQ" . Parser::getRandomString();
}
function init() {
if ( !is_null( $this->parsers ) ) {
return;
}
global $wgHooks;
static $doneHook = false;
if ( !$doneHook ) {
$doneHook = true;
$wgHooks['ParserClearState'][] = array( $this, 'onClearState' );
}
if ( isset( $this->conf['shortOutput'] ) ) {
$this->shortOutput = $this->conf['shortOutput'];
}
foreach ( $this->conf['parsers'] as $i => $parserConf ) {
if ( !is_array( $parserConf ) ) {
$class = $parserConf;
$parserConf = array( 'class' => $parserConf );
} else {
$class = $parserConf['class'];
}
$this->parsers[$i] = new $class( $parserConf );
}
}
function __call( $name, $args ) {
$this->init();
$results = array();
$mismatch = false;
$lastResult = null;
$first = true;
foreach ( $this->parsers as $i => $parser ) {
$currentResult = call_user_func_array( array( &$this->parsers[$i], $name ), $args );
if ( $first ) {
$first = false;
} else {
if ( is_object( $lastResult ) ) {
if ( $lastResult != $currentResult ) {
$mismatch = true;
}
} else {
if ( $lastResult !== $currentResult ) {
$mismatch = true;
}
}
}
$results[$i] = $currentResult;
$lastResult = $currentResult;
}
if ( $mismatch ) {
if ( count( $results ) == 2 ) {
$resultsList = array();
foreach ( $this->parsers as $i => $parser ) {
$resultsList[] = var_export( $results[$i], true );
}
$diff = wfDiff( $resultsList[0], $resultsList[1] );
} else {
$diff = '[too many parsers]';
}
$msg = "Parser_DiffTest: results mismatch on call to $name\n";
if ( !$this->shortOutput ) {
$msg .= 'Arguments: ' . $this->formatArray( $args ) . "\n";
}
$msg .= 'Results: ' . $this->formatArray( $results ) . "\n" .
"Diff: $diff\n";
throw new MWException( $msg );
}
return $lastResult;
}
function formatArray( $array ) {
if ( $this->shortOutput ) {
foreach ( $array as $key => $value ) {
if ( $value instanceof ParserOutput ) {
$array[$key] = "ParserOutput: {$value->getText()}";
}
}
}
return var_export( $array, true );
}
function setFunctionHook( $id, $callback, $flags = 0 ) {
$this->init();
foreach ( $this->parsers as $i => $parser ) {
$parser->setFunctionHook( $id, $callback, $flags );
}
}
function onClearState( &$parser ) {
// hack marker prefixes to get identical output
$parser->mUniqPrefix = $this->dtUniqPrefix;
return true;
}
}
|
