tests/phpunit/includes/db/DatabaseSqliteTest.php

   1 <?php
   2
   3 class MockDatabaseSqlite extends DatabaseSqliteStandalone {
   4         var $lastQuery;
   5
   6         function __construct( ) {
   7                 parent::__construct( ':memory:' );
   8         }
   9
  10         function query( $sql, $fname = '', $tempIgnore = false ) {
  11                 $this->lastQuery = $sql;
  12                 return true;
  13         }
  14
  15         function replaceVars( $s ) {
  16                 return parent::replaceVars( $s );
  17         }
  18 }
  19
  20 /**
  21  * @group sqlite
  22  * @group Database
  23  */
  24 class DatabaseSqliteTest extends MediaWikiTestCase {
  25         var $db;
  26
  27         protected function setUp() {
  28                 parent::setUp();
  29
  30                 if ( !Sqlite::isPresent() ) {
  31                         $this->markTestSkipped( 'No SQLite support detected' );
  32                 }
  33                 $this->db = new MockDatabaseSqlite();
  34                 if ( version_compare( $this->db->getServerVersion(), '3.6.0', '<' ) ) {
  35                         $this->markTestSkipped( "SQLite at least 3.6 required, {$this->db->getServerVersion()} found" );
  36                 }
  37         }
  38
  39         private function replaceVars( $sql ) {
  40                 // normalize spacing to hide implementation details
  41                 return preg_replace( '/\s+/', ' ', $this->db->replaceVars( $sql ) );
  42         }
  43
  44         private function assertResultIs( $expected, $res ) {
  45                 $this->assertNotNull( $res );
  46                 $i = 0;
  47                 foreach( $res as $row ) {
  48                         foreach( $expected[$i] as $key => $value ) {
  49                                 $this->assertTrue( isset( $row->$key ) );
  50                                 $this->assertEquals( $value, $row->$key );
  51                         }
  52                         $i++;
  53                 }
  54                 $this->assertEquals( count( $expected ), $i, 'Unexpected number of rows' );
  55         }
  56
  57         public function testReplaceVars() {
  58                 $this->assertEquals( 'foo', $this->replaceVars( 'foo' ), "Don't break anything accidentally" );
  59
  60                 $this->assertEquals( "CREATE TABLE /**/foo (foo_key INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, "
  61                         . "foo_bar TEXT, foo_name TEXT NOT NULL DEFAULT '', foo_int INTEGER, foo_int2 INTEGER );",
  62                         $this->replaceVars( "CREATE TABLE /**/foo (foo_key int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT,
  63                         foo_bar char(13), foo_name varchar(255) binary NOT NULL DEFAULT '', foo_int tinyint ( 8 ), foo_int2 int(16) ) ENGINE=MyISAM;" )
  64                         );
  65
  66                 $this->assertEquals( "CREATE TABLE foo ( foo1 REAL, foo2 REAL, foo3 REAL );",
  67                         $this->replaceVars( "CREATE TABLE foo ( foo1 FLOAT, foo2 DOUBLE( 1,10), foo3 DOUBLE PRECISION );" )
  68                         );
  69
  70                 $this->assertEquals( "CREATE TABLE foo ( foo_binary1 BLOB, foo_binary2 BLOB );",
  71                         $this->replaceVars( "CREATE TABLE foo ( foo_binary1 binary(16), foo_binary2 varbinary(32) );" )
  72                         );
  73
  74                 $this->assertEquals( "CREATE TABLE text ( text_foo TEXT );",
  75                         $this->replaceVars( "CREATE TABLE text ( text_foo tinytext );" ),
  76                         'Table name changed'
  77                         );
  78
  79                 $this->assertEquals( "CREATE TABLE foo ( foobar INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL );",
  80                         $this->replaceVars("CREATE TABLE foo ( foobar INT PRIMARY KEY NOT NULL AUTO_INCREMENT );" )
  81                         );
  82                 $this->assertEquals( "CREATE TABLE foo ( foobar INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL );",
  83                         $this->replaceVars("CREATE TABLE foo ( foobar INT PRIMARY KEY AUTO_INCREMENT NOT NULL );" )
  84                         );
  85
  86                 $this->assertEquals( "CREATE TABLE enums( enum1 TEXT, myenum TEXT)",
  87                         $this->replaceVars( "CREATE TABLE enums( enum1 ENUM('A', 'B'), myenum ENUM ('X', 'Y'))" )
  88                         );
  89
  90                 $this->assertEquals( "ALTER TABLE foo ADD COLUMN foo_bar INTEGER DEFAULT 42",
  91                         $this->replaceVars( "ALTER TABLE foo\nADD COLUMN foo_bar int(10) unsigned DEFAULT 42" )
  92                         );
  93         }
  94
  95         public function testTableName() {
  96                 // @todo Moar!
  97                 $db = new DatabaseSqliteStandalone( ':memory:' );
  98                 $this->assertEquals( 'foo', $db->tableName( 'foo' ) );
  99                 $this->assertEquals( 'sqlite_master', $db->tableName( 'sqlite_master' ) );
 100                 $db->tablePrefix( 'foo' );
 101                 $this->assertEquals( 'sqlite_master', $db->tableName( 'sqlite_master' ) );
 102                 $this->assertEquals( 'foobar', $db->tableName( 'bar' ) );
 103         }
 104
 105         public function testDuplicateTableStructure() {
 106                 $db = new DatabaseSqliteStandalone( ':memory:' );
 107                 $db->query( 'CREATE TABLE foo(foo, barfoo)' );
 108
 109                 $db->duplicateTableStructure( 'foo', 'bar' );
 110                 $this->assertEquals( 'CREATE TABLE "bar"(foo, barfoo)',
 111                         $db->selectField( 'sqlite_master', 'sql', array( 'name' => 'bar' ) ),
 112                         'Normal table duplication'
 113                 );
 114
 115                 $db->duplicateTableStructure( 'foo', 'baz', true );
 116                 $this->assertEquals( 'CREATE TABLE "baz"(foo, barfoo)',
 117                         $db->selectField( 'sqlite_temp_master', 'sql', array( 'name' => 'baz' ) ),
 118                         'Creation of temporary duplicate'
 119                 );
 120                 $this->assertEquals( 0,
 121                         $db->selectField( 'sqlite_master', 'COUNT(*)', array( 'name' => 'baz' ) ),
 122                         'Create a temporary duplicate only'
 123                 );
 124         }
 125
 126         public function testDuplicateTableStructureVirtual() {
 127                 $db = new DatabaseSqliteStandalone( ':memory:' );
 128                 if ( $db->getFulltextSearchModule() != 'FTS3' ) {
 129                         $this->markTestSkipped( 'FTS3 not supported, cannot create virtual tables' );
 130                 }
 131                 $db->query( 'CREATE VIRTUAL TABLE "foo" USING FTS3(foobar)' );
 132
 133                 $db->duplicateTableStructure( 'foo', 'bar' );
 134                 $this->assertEquals( 'CREATE VIRTUAL TABLE "bar" USING FTS3(foobar)',
 135                         $db->selectField( 'sqlite_master', 'sql', array( 'name' => 'bar' ) ),
 136                         'Duplication of virtual tables'
 137                 );
 138
 139                 $db->duplicateTableStructure( 'foo', 'baz', true );
 140                 $this->assertEquals( 'CREATE VIRTUAL TABLE "baz" USING FTS3(foobar)',
 141                         $db->selectField( 'sqlite_master', 'sql', array( 'name' => 'baz' ) ),
 142                         "Can't create temporary virtual tables, should fall back to non-temporary duplication"
 143                 );
 144         }
 145
 146         public function testDeleteJoin() {
 147                 $db = new DatabaseSqliteStandalone( ':memory:' );
 148                 $db->query( 'CREATE TABLE a (a_1)', __METHOD__ );
 149                 $db->query( 'CREATE TABLE b (b_1, b_2)', __METHOD__ );
 150                 $db->insert( 'a', array(
 151                                 array( 'a_1' => 1 ),
 152                                 array( 'a_1' => 2 ),
 153                                 array( 'a_1' => 3 ),
 154                         ),
 155                         __METHOD__
 156                 );
 157                 $db->insert( 'b', array(
 158                                 array( 'b_1' => 2, 'b_2' => 'a' ),
 159                                 array( 'b_1' => 3, 'b_2' => 'b' ),
 160                         ),
 161                         __METHOD__
 162                 );
 163                 $db->deleteJoin( 'a', 'b', 'a_1', 'b_1', array( 'b_2' => 'a' ), __METHOD__ );
 164                 $res = $db->query( "SELECT * FROM a", __METHOD__ );
 165                 $this->assertResultIs( array(
 166                                 array( 'a_1' => 1 ),
 167                                 array( 'a_1' => 3 ),
 168                         ),
 169                         $res
 170                 );
 171         }
 172
 173         public function testEntireSchema() {
 174                 global $IP;
 175
 176                 $result = Sqlite::checkSqlSyntax( "$IP/maintenance/tables.sql" );
 177                 if ( $result !== true ) {
 178                         $this->fail( $result );
 179                 }
 180                 $this->assertTrue( true ); // avoid test being marked as incomplete due to lack of assertions
 181         }
 182
 183         /**
 184          * Runs upgrades of older databases and compares results with current schema
 185          * @todo: currently only checks list of tables
 186          */
 187         public function testUpgrades() {
 188                 global $IP, $wgVersion;
 189
 190                 // Versions tested
 191                 $versions = array(
 192                         //'1.13', disabled for now, was totally screwed up
 193                         // SQLite wasn't included in 1.14
 194                         '1.15',
 195                         '1.16',
 196                         '1.17',
 197                         '1.18',
 198                 );
 199
 200                 // Mismatches for these columns we can safely ignore
 201                 $ignoredColumns = array(
 202                         'user_newtalk.user_last_timestamp', // r84185
 203                 );
 204
 205                 $currentDB = new DatabaseSqliteStandalone( ':memory:' );
 206                 $currentDB->sourceFile( "$IP/maintenance/tables.sql" );
 207                 $currentTables = $this->getTables( $currentDB );
 208                 sort( $currentTables );
 209
 210                 foreach ( $versions as $version ) {
 211                         $versions = "upgrading from $version to $wgVersion";
 212                         $db = $this->prepareDB( $version );
 213                         $tables = $this->getTables( $db );
 214                         $this->assertEquals( $currentTables, $tables, "Different tables $versions" );
 215                         foreach ( $tables as $table ) {
 216                                 $currentCols = $this->getColumns( $currentDB, $table );
 217                                 $cols = $this->getColumns( $db, $table );
 218                                 $this->assertEquals(
 219                                         array_keys( $currentCols ),
 220                                         array_keys( $cols ),
 221                                         "Mismatching columns for table \"$table\" $versions"
 222                                 );
 223                                 foreach ( $currentCols as $name => $column ) {
 224                                         $fullName = "$table.$name";
 225                                         $this->assertEquals(
 226                                                 (bool)$column->pk,
 227                                                 (bool)$cols[$name]->pk,
 228                                                 "PRIMARY KEY status does not match for column $fullName $versions"
 229                                         );
 230                                         if ( !in_array( $fullName, $ignoredColumns ) ) {
 231                                                 $this->assertEquals(
 232                                                         (bool)$column->notnull,
 233                                                         (bool)$cols[$name]->notnull,
 234                                                         "NOT NULL status does not match for column $fullName $versions"
 235                                                 );
 236                                                 $this->assertEquals(
 237                                                         $column->dflt_value,
 238                                                         $cols[$name]->dflt_value,
 239                                                         "Default values does not match for column $fullName $versions"
 240                                                 );
 241                                         }
 242                                 }
 243                                 $currentIndexes = $this->getIndexes( $currentDB, $table );
 244                                 $indexes = $this->getIndexes( $db, $table );
 245                                 $this->assertEquals(
 246                                         array_keys( $currentIndexes ),
 247                                         array_keys( $indexes ),
 248                                         "mismatching indexes for table \"$table\" $versions"
 249                                 );
 250                         }
 251                         $db->close();
 252                 }
 253         }
 254
 255         public function testInsertIdType() {
 256                 $db = new DatabaseSqliteStandalone( ':memory:' );
 257                 $this->assertInstanceOf( 'ResultWrapper',
 258                         $db->query( 'CREATE TABLE a ( a_1 )', __METHOD__ ), "Database creationg" );
 259                 $this->assertTrue( $db->insert( 'a', array( 'a_1' => 10 ), __METHOD__ ),
 260                         "Insertion worked" );
 261                 $this->assertEquals( "integer", gettype( $db->insertId() ), "Actual typecheck" );
 262                 $this->assertTrue( $db->close(), "closing database" );
 263         }
 264
 265         private function prepareDB( $version ) {
 266                 static $maint = null;
 267                 if ( $maint === null ) {
 268                         $maint = new FakeMaintenance();
 269                         $maint->loadParamsAndArgs( null, array( 'quiet' => 1 ) );
 270                 }
 271
 272                 global $IP;
 273                 $db = new DatabaseSqliteStandalone( ':memory:' );
 274                 $db->sourceFile( "$IP/tests/phpunit/data/db/sqlite/tables-$version.sql" );
 275                 $updater = DatabaseUpdater::newForDB( $db, false, $maint );
 276                 $updater->doUpdates( array( 'core' ) );
 277                 return $db;
 278         }
 279
 280         private function getTables( $db ) {
 281                 $list = array_flip( $db->listTables() );
 282                 $excluded = array(
 283                         'math', // moved out of core in 1.18
 284                         'trackbacks', // removed from core in 1.19
 285                         'searchindex',
 286                         'searchindex_content',
 287                         'searchindex_segments',
 288                         'searchindex_segdir',
 289                         // FTS4 ready!!1
 290                         'searchindex_docsize',
 291                         'searchindex_stat',
 292                 );
 293                 foreach ( $excluded as $t ) {
 294                         unset( $list[$t] );
 295                 }
 296                 $list = array_flip( $list );
 297                 sort( $list );
 298                 return $list;
 299         }
 300
 301         private function getColumns( $db, $table ) {
 302                 $cols = array();
 303                 $res = $db->query( "PRAGMA table_info($table)" );
 304                 $this->assertNotNull( $res );
 305                 foreach ( $res as $col ) {
 306                         $cols[$col->name] = $col;
 307                 }
 308                 ksort( $cols );
 309                 return $cols;
 310         }
 311
 312         private function getIndexes( $db, $table ) {
 313                 $indexes = array();
 314                 $res = $db->query( "PRAGMA index_list($table)" );
 315                 $this->assertNotNull( $res );
 316                 foreach ( $res as $index ) {
 317                         $res2 = $db->query( "PRAGMA index_info({$index->name})" );
 318                         $this->assertNotNull( $res2 );
 319                         $index->columns = array();
 320                         foreach ( $res2 as $col ) {
 321                                 $index->columns[] = $col;
 322                         }
 323                         $indexes[$index->name] = $index;
 324                 }
 325                 ksort( $indexes );
 326                 return $indexes;
 327         }
 328 }