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+<?php
+
+/**
+ * @ingroup Testing
+ *
+ * Set of classes to help with test output and such. Right now pretty specific
+ * to the parser tests but could be more useful one day :)
+ *
+ * @todo Fixme: Make this more generic
+ */
+
+class AnsiTermColorer {
+ function __construct() {
+ }
+
+ /**
+ * Return ANSI terminal escape code for changing text attribs/color
+ *
+ * @param $color String: semicolon-separated list of attribute/color codes
+ * @return String
+ */
+ public function color( $color ) {
+ global $wgCommandLineDarkBg;
+
+ $light = $wgCommandLineDarkBg ? "1;" : "0;";
+
+ return "\x1b[{$light}{$color}m";
+ }
+
+ /**
+ * Return ANSI terminal escape code for restoring default text attributes
+ *
+ * @return String
+ */
+ public function reset() {
+ return $this->color( 0 );
+ }
+}
+
+/* A colour-less terminal */
+class DummyTermColorer {
+ public function color( $color ) {
+ return '';
+ }
+
+ public function reset() {
+ return '';
+ }
+}
+
+class TestRecorder {
+ var $parent;
+ var $term;
+
+ function __construct( $parent ) {
+ $this->parent = $parent;
+ $this->term = $parent->term;
+ }
+
+ function start() {
+ $this->total = 0;
+ $this->success = 0;
+ }
+
+ function record( $test, $result ) {
+ $this->total++;
+ $this->success += ( $result ? 1 : 0 );
+ }
+
+ function end() {
+ // dummy
+ }
+
+ function report() {
+ if ( $this->total > 0 ) {
+ $this->reportPercentage( $this->success, $this->total );
+ } else {
+ throw new MWException( "No tests found.\n" );
+ }
+ }
+
+ function reportPercentage( $success, $total ) {
+ $ratio = wfPercent( 100 * $success / $total );
+ print $this->term->color( 1 ) . "Passed $success of $total tests ($ratio)... ";
+
+ if ( $success == $total ) {
+ print $this->term->color( 32 ) . "ALL TESTS PASSED!";
+ } else {
+ $failed = $total - $success ;
+ print $this->term->color( 31 ) . "$failed tests failed!";
+ }
+
+ print $this->term->reset() . "\n";
+
+ return ( $success == $total );
+ }
+}
+
+class DbTestPreviewer extends TestRecorder {
+ protected $lb; // /< Database load balancer
+ protected $db; // /< Database connection to the main DB
+ protected $curRun; // /< run ID number for the current run
+ protected $prevRun; // /< run ID number for the previous run, if any
+ protected $results; // /< Result array
+
+ /**
+ * This should be called before the table prefix is changed
+ */
+ function __construct( $parent ) {
+ parent::__construct( $parent );
+
+ $this->lb = wfGetLBFactory()->newMainLB();
+ // This connection will have the wiki's table prefix, not parsertest_
+ $this->db = $this->lb->getConnection( DB_MASTER );
+ }
+
+ /**
+ * Set up result recording; insert a record for the run with the date
+ * and all that fun stuff
+ */
+ function start() {
+ parent::start();
+
+ if ( ! $this->db->tableExists( 'testrun' )
+ or ! $this->db->tableExists( 'testitem' ) )
+ {
+ print "WARNING> `testrun` table not found in database.\n";
+ $this->prevRun = false;
+ } else {
+ // We'll make comparisons against the previous run later...
+ $this->prevRun = $this->db->selectField( 'testrun', 'MAX(tr_id)' );
+ }
+
+ $this->results = array();
+ }
+
+ function record( $test, $result ) {
+ parent::record( $test, $result );
+ $this->results[$test] = $result;
+ }
+
+ function report() {
+ if ( $this->prevRun ) {
+ // f = fail, p = pass, n = nonexistent
+ // codes show before then after
+ $table = array(
+ 'fp' => 'previously failing test(s) now PASSING! :)',
+ 'pn' => 'previously PASSING test(s) removed o_O',
+ 'np' => 'new PASSING test(s) :)',
+
+ 'pf' => 'previously passing test(s) now FAILING! :(',
+ 'fn' => 'previously FAILING test(s) removed O_o',
+ 'nf' => 'new FAILING test(s) :(',
+ 'ff' => 'still FAILING test(s) :(',
+ );
+
+ $prevResults = array();
+
+ $res = $this->db->select( 'testitem', array( 'ti_name', 'ti_success' ),
+ array( 'ti_run' => $this->prevRun ), __METHOD__ );
+
+ foreach ( $res as $row ) {
+ if ( !$this->parent->regex
+ || preg_match( "/{$this->parent->regex}/i", $row->ti_name ) )
+ {
+ $prevResults[$row->ti_name] = $row->ti_success;
+ }
+ }
+
+ $combined = array_keys( $this->results + $prevResults );
+
+ # Determine breakdown by change type
+ $breakdown = array();
+ foreach ( $combined as $test ) {
+ if ( !isset( $prevResults[$test] ) ) {
+ $before = 'n';
+ } elseif ( $prevResults[$test] == 1 ) {
+ $before = 'p';
+ } else /* if ( $prevResults[$test] == 0 )*/ {
+ $before = 'f';
+ }
+
+ if ( !isset( $this->results[$test] ) ) {
+ $after = 'n';
+ } elseif ( $this->results[$test] == 1 ) {
+ $after = 'p';
+ } else /*if ( $this->results[$test] == 0 ) */ {
+ $after = 'f';
+ }
+
+ $code = $before . $after;
+
+ if ( isset( $table[$code] ) ) {
+ $breakdown[$code][$test] = $this->getTestStatusInfo( $test, $after );
+ }
+ }
+
+ # Write out results
+ foreach ( $table as $code => $label ) {
+ if ( !empty( $breakdown[$code] ) ) {
+ $count = count( $breakdown[$code] );
+ printf( "\n%4d %s\n", $count, $label );
+
+ foreach ( $breakdown[$code] as $differing_test_name => $statusInfo ) {
+ print " * $differing_test_name [$statusInfo]\n";
+ }
+ }
+ }
+ } else {
+ print "No previous test runs to compare against.\n";
+ }
+
+ print "\n";
+ parent::report();
+ }
+
+ /**
+ * Returns a string giving information about when a test last had a status change.
+ * Could help to track down when regressions were introduced, as distinct from tests
+ * which have never passed (which are more change requests than regressions).
+ */
+ private function getTestStatusInfo( $testname, $after ) {
+ // If we're looking at a test that has just been removed, then say when it first appeared.
+ if ( $after == 'n' ) {
+ $changedRun = $this->db->selectField ( 'testitem',
+ 'MIN(ti_run)',
+ array( 'ti_name' => $testname ),
+ __METHOD__ );
+ $appear = $this->db->selectRow ( 'testrun',
+ array( 'tr_date', 'tr_mw_version' ),
+ array( 'tr_id' => $changedRun ),
+ __METHOD__ );
+
+ return "First recorded appearance: "
+ . date( "d-M-Y H:i:s", strtotime ( $appear->tr_date ) )
+ . ", " . $appear->tr_mw_version;
+ }
+
+ // Otherwise, this test has previous recorded results.
+ // See when this test last had a different result to what we're seeing now.
+ $conds = array(
+ 'ti_name' => $testname,
+ 'ti_success' => ( $after == 'f' ? "1" : "0" ) );
+
+ if ( $this->curRun ) {
+ $conds[] = "ti_run != " . $this->db->addQuotes ( $this->curRun );
+ }
+
+ $changedRun = $this->db->selectField ( 'testitem', 'MAX(ti_run)', $conds, __METHOD__ );
+
+ // If no record of ever having had a different result.
+ if ( is_null ( $changedRun ) ) {
+ if ( $after == "f" ) {
+ return "Has never passed";
+ } else {
+ return "Has never failed";
+ }
+ }
+
+ // Otherwise, we're looking at a test whose status has changed.
+ // (i.e. it used to work, but now doesn't; or used to fail, but is now fixed.)
+ // In this situation, give as much info as we can as to when it changed status.
+ $pre = $this->db->selectRow ( 'testrun',
+ array( 'tr_date', 'tr_mw_version' ),
+ array( 'tr_id' => $changedRun ),
+ __METHOD__ );
+ $post = $this->db->selectRow ( 'testrun',
+ array( 'tr_date', 'tr_mw_version' ),
+ array( "tr_id > " . $this->db->addQuotes ( $changedRun ) ),
+ __METHOD__,
+ array( "LIMIT" => 1, "ORDER BY" => 'tr_id' )
+ );
+
+ if ( $post ) {
+ $postDate = date( "d-M-Y H:i:s", strtotime ( $post->tr_date ) ) . ", {$post->tr_mw_version}";
+ } else {
+ $postDate = 'now';
+ }
+
+ return ( $after == "f" ? "Introduced" : "Fixed" ) . " between "
+ . date( "d-M-Y H:i:s", strtotime ( $pre->tr_date ) ) . ", " . $pre->tr_mw_version
+ . " and $postDate";
+
+ }
+
+ /**
+ * Commit transaction and clean up for result recording
+ */
+ function end() {
+ $this->lb->commitMasterChanges();
+ $this->lb->closeAll();
+ parent::end();
+ }
+
+}
+
+class DbTestRecorder extends DbTestPreviewer {
+ var $version;
+
+ /**
+ * Set up result recording; insert a record for the run with the date
+ * and all that fun stuff
+ */
+ function start() {
+ $this->db->begin();
+
+ if ( ! $this->db->tableExists( 'testrun' )
+ or ! $this->db->tableExists( 'testitem' ) )
+ {
+ print "WARNING> `testrun` table not found in database. Trying to create table.\n";
+ $this->db->sourceFile( $this->db->patchPath( 'patch-testrun.sql' ) );
+ echo "OK, resuming.\n";
+ }
+
+ parent::start();
+
+ $this->db->insert( 'testrun',
+ array(
+ 'tr_date' => $this->db->timestamp(),
+ 'tr_mw_version' => $this->version,
+ 'tr_php_version' => phpversion(),
+ 'tr_db_version' => $this->db->getServerVersion(),
+ 'tr_uname' => php_uname()
+ ),
+ __METHOD__ );
+ if ( $this->db->getType() === 'postgres' ) {
+ $this->curRun = $this->db->currentSequenceValue( 'testrun_id_seq' );
+ } else {
+ $this->curRun = $this->db->insertId();
+ }
+ }
+
+ /**
+ * Record an individual test item's success or failure to the db
+ *
+ * @param $test String
+ * @param $result Boolean
+ */
+ function record( $test, $result ) {
+ parent::record( $test, $result );
+
+ $this->db->insert( 'testitem',
+ array(
+ 'ti_run' => $this->curRun,
+ 'ti_name' => $test,
+ 'ti_success' => $result ? 1 : 0,
+ ),
+ __METHOD__ );
+ }
+}
+
+class TestFileIterator implements Iterator {
+ private $file;
+ private $fh;
+ private $parserTest; /* An instance of ParserTest (parserTests.php) or MediaWikiParserTest (phpunit) */
+ private $index = 0;
+ private $test;
+ private $lineNum;
+ private $eof;
+
+ function __construct( $file, $parserTest ) {
+ global $IP;
+
+ $this->file = $file;
+ $this->fh = fopen( $this->file, "rt" );
+
+ if ( !$this->fh ) {
+ throw new MWException( "Couldn't open file '$file'\n" );
+ }
+
+ $this->parserTest = $parserTest;
+ $this->parserTest->showRunFile( wfRelativePath( $this->file, $IP ) );
+
+ $this->lineNum = $this->index = 0;
+ }
+
+ function rewind() {
+ if ( fseek( $this->fh, 0 ) ) {
+ throw new MWException( "Couldn't fseek to the start of '$this->file'\n" );
+ }
+
+ $this->index = -1;
+ $this->lineNum = 0;
+ $this->eof = false;
+ $this->next();
+
+ return true;
+ }
+
+ function current() {
+ return $this->test;
+ }
+
+ function key() {
+ return $this->index;
+ }
+
+ function next() {
+ if ( $this->readNextTest() ) {
+ $this->index++;
+ return true;
+ } else {
+ $this->eof = true;
+ }
+ }
+
+ function valid() {
+ return $this->eof != true;
+ }
+
+ function readNextTest() {
+ $data = array();
+ $section = null;
+
+ while ( false !== ( $line = fgets( $this->fh ) ) ) {
+ $this->lineNum++;
+ $matches = array();
+
+ if ( preg_match( '/^!!\s*(\w+)/', $line, $matches ) ) {
+ $section = strtolower( $matches[1] );
+
+ if ( $section == 'endarticle' ) {
+ if ( !isset( $data['text'] ) ) {
+ throw new MWException( "'endarticle' without 'text' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ if ( !isset( $data['article'] ) ) {
+ throw new MWException( "'endarticle' without 'article' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ $this->parserTest->addArticle( ParserTest::chomp( $data['article'] ), $data['text'], $this->lineNum );
+
+ $data = array();
+ $section = null;
+
+ continue;
+ }
+
+ if ( $section == 'endhooks' ) {
+ if ( !isset( $data['hooks'] ) ) {
+ throw new MWException( "'endhooks' without 'hooks' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ foreach ( explode( "\n", $data['hooks'] ) as $line ) {
+ $line = trim( $line );
+
+ if ( $line ) {
+ if ( !$this->parserTest->requireHook( $line ) ) {
+ return false;
+ }
+ }
+ }
+
+ $data = array();
+ $section = null;
+
+ continue;
+ }
+
+ if ( $section == 'endfunctionhooks' ) {
+ if ( !isset( $data['functionhooks'] ) ) {
+ throw new MWException( "'endfunctionhooks' without 'functionhooks' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ foreach ( explode( "\n", $data['functionhooks'] ) as $line ) {
+ $line = trim( $line );
+
+ if ( $line ) {
+ if ( !$this->parserTest->requireFunctionHook( $line ) ) {
+ return false;
+ }
+ }
+ }
+
+ $data = array();
+ $section = null;
+
+ continue;
+ }
+
+ if ( $section == 'end' ) {
+ if ( !isset( $data['test'] ) ) {
+ throw new MWException( "'end' without 'test' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ if ( !isset( $data['input'] ) ) {
+ throw new MWException( "'end' without 'input' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ if ( !isset( $data['result'] ) ) {
+ throw new MWException( "'end' without 'result' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ if ( !isset( $data['options'] ) ) {
+ $data['options'] = '';
+ }
+
+ if ( !isset( $data['config'] ) )
+ $data['config'] = '';
+
+ if ( ( ( preg_match( '/\\bdisabled\\b/i', $data['options'] ) && !$this->parserTest->runDisabled )
+ || !preg_match( "/" . $this->parserTest->regex . "/i", $data['test'] ) ) ) {
+ # disabled test
+ $data = array();
+ $section = null;
+
+ continue;
+ }
+
+ $this->test = array(
+ 'test' => ParserTest::chomp( $data['test'] ),
+ 'input' => ParserTest::chomp( $data['input'] ),
+ 'result' => ParserTest::chomp( $data['result'] ),
+ 'options' => ParserTest::chomp( $data['options'] ),
+ 'config' => ParserTest::chomp( $data['config'] ) );
+
+ return true;
+ }
+
+ if ( isset ( $data[$section] ) ) {
+ throw new MWException( "duplicate section '$section' at line {$this->lineNum} of $this->file\n" );
+ }
+
+ $data[$section] = '';
+
+ continue;
+ }
+
+ if ( $section ) {
+ $data[$section] .= $line;
+ }
+ }
+
+ return false;
+ }
+}