5 * Copyright (c) 2002-2009, Sebastian Bergmann <sb@sebastian-bergmann.de>.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * * Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * * Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * * Neither the name of Sebastian Bergmann nor the names of his
21 * contributors may be used to endorse or promote products derived
22 * from this software without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
27 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
28 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
29 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
30 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
31 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
34 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
39 * @author Mike Lively <m@digitalsandwich.com>
40 * @copyright 2002-2009 Sebastian Bergmann <sb@sebastian-bergmann.de>
41 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
43 * @link http://www.phpunit.de/
44 * @since File available since Release 3.2.0
47 require_once 'PHPUnit/Framework.php';
48 require_once 'PHPUnit/Util/Filter.php';
49 require_once 'PHPUnit/Extensions/Database/DB/MetaData.php';
51 PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');
54 * Provides functionality to retrieve meta data from a database with information_schema support.
58 * @author Mike Lively <m@digitalsandwich.com>
59 * @copyright 2002-2009 Sebastian Bergmann <sb@sebastian-bergmann.de>
60 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
61 * @version Release: 3.3.17
62 * @link http://www.phpunit.de/
63 * @since Class available since Release 3.2.0
65 class PHPUnit_Extensions_Database_DB_MetaData_InformationSchema extends PHPUnit_Extensions_Database_DB_MetaData
68 protected $columns = array();
70 protected $keys = array();
73 * Returns an array containing the names of all the tables in the database.
77 public function getTableNames()
82 FROM INFORMATION_SCHEMA.TABLES
84 TABLE_TYPE='BASE TABLE' AND
89 $statement = $this->pdo->prepare($query);
90 $statement->execute(array($this->getSchema()));
92 $tableNames = array();
93 while ($tableName = $statement->fetchColumn(0)) {
94 $tableNames[] = $tableName;
101 * Returns an array containing the names of all the columns in the
104 * @param string $tableName
107 public function getTableColumns($tableName)
109 if (!isset($this->columns[$tableName])) {
110 $this->loadColumnInfo($tableName);
113 return $this->columns[$tableName];
117 * Returns an array containing the names of all the primary key columns in
118 * the $tableName table.
120 * @param string $tableName
123 public function getTablePrimaryKeys($tableName)
125 if (!isset($this->keys[$tableName])) {
126 $this->loadColumnInfo($tableName);
129 return $this->keys[$tableName];
133 * Loads column info from a sqlite database.
135 * @param string $tableName
137 protected function loadColumnInfo($tableName)
139 $this->columns[$tableName] = array();
140 $this->keys[$tableName] = array();
145 FROM INFORMATION_SCHEMA.COLUMNS
149 ORDER BY ORDINAL_POSITION
152 $columnStatement = $this->pdo->prepare($columnQuery);
153 $columnStatement->execute(array($tableName, $this->getSchema()));
155 while ($columName = $columnStatement->fetchColumn(0)) {
156 $this->columns[$tableName][] = $columName;
163 INFORMATION_SCHEMA.TABLE_CONSTRAINTS as TC,
164 INFORMATION_SCHEMA.KEY_COLUMN_USAGE as KCU
166 TC.CONSTRAINT_NAME = KCU.CONSTRAINT_NAME AND
167 TC.TABLE_NAME = KCU.TABLE_NAME AND
168 TC.TABLE_SCHEMA = KCU.TABLE_SCHEMA AND
169 TC.CONSTRAINT_TYPE = 'PRIMARY KEY' AND
170 TC.TABLE_NAME = ? AND
173 KCU.ORDINAL_POSITION ASC
176 $keyStatement = $this->pdo->prepare($keyQuery);
177 $keyStatement->execute(array($tableName, $this->getSchema()));
179 while ($columName = $keyStatement->fetchColumn(0)) {
180 $this->keys[$tableName][] = $columName;