1 files changed, 170 insertions, 0 deletions
diff --git a/tests/phpunit/includes/db/DatabaseTestHelper.php b/tests/phpunit/includes/db/DatabaseTestHelper.php
new file mode 100644
index 00000000..0c0b3902
--- /dev/null
+++ b/tests/phpunit/includes/db/DatabaseTestHelper.php
@@ -0,0 +1,170 @@
+<?php
+
+/**
+ * Helper for testing the methods from the DatabaseBase class
+ * @since 1.22
+ */
+class DatabaseTestHelper extends DatabaseBase {
+
+	/**
+	 * __CLASS__ of the test suite,
+	 * used to determine, if the function name is passed every time to query()
+	 */
+	protected $testName = array();
+
+	/**
+	 * Array of lastSqls passed to query(),
+	 * This is an array since some methods in DatabaseBase can do more than one
+	 * query. Cleared when calling getLastSqls().
+	 */
+	protected $lastSqls = array();
+
+	/**
+	 * Array of tables to be considered as existing by tableExist()
+	 * Use setExistingTables() to alter.
+	 */
+	protected $tablesExists;
+
+	public function __construct( $testName ) {
+		$this->testName = $testName;
+	}
+
+	/**
+	 * Returns SQL queries grouped by '; '
+	 * Clear the list of queries that have been done so far.
+	 */
+	public function getLastSqls() {
+		$lastSqls = implode( '; ', $this->lastSqls );
+		$this->lastSqls = array();
+
+		return $lastSqls;
+	}
+
+	public function setExistingTables( $tablesExists ) {
+		$this->tablesExists = (array)$tablesExists;
+	}
+
+	protected function addSql( $sql ) {
+		// clean up spaces before and after some words and the whole string
+		$this->lastSqls[] = trim( preg_replace(
+			'/\s{2,}(?=FROM|WHERE|GROUP BY|ORDER BY|LIMIT)|(?<=SELECT|INSERT|UPDATE)\s{2,}/',
+			' ', $sql
+		) );
+	}
+
+	protected function checkFunctionName( $fname ) {
+		if ( substr( $fname, 0, strlen( $this->testName ) ) !== $this->testName ) {
+			throw new MWException( 'function name does not start with test class. ' .
+				$fname . ' vs. ' . $this->testName . '. ' .
+				'Please provide __METHOD__ to database methods.' );
+		}
+	}
+
+	function strencode( $s ) {
+		// Choose apos to avoid handling of escaping double quotes in quoted text
+		return str_replace( "'", "\'", $s );
+	}
+
+	public function addIdentifierQuotes( $s ) {
+		// no escaping to avoid handling of double quotes in quoted text
+		return $s;
+	}
+
+	public function query( $sql, $fname = '', $tempIgnore = false ) {
+		$this->checkFunctionName( $fname );
+		$this->addSql( $sql );
+
+		return parent::query( $sql, $fname, $tempIgnore );
+	}
+
+	public function tableExists( $table, $fname = __METHOD__ ) {
+		$this->checkFunctionName( $fname );
+
+		return in_array( $table, (array)$this->tablesExists );
+	}
+
+	// Redeclare parent method to make it public
+	public function nativeReplace( $table, $rows, $fname ) {
+		return parent::nativeReplace( $table, $rows, $fname );
+	}
+
+	function getType() {
+		return 'test';
+	}
+
+	function open( $server, $user, $password, $dbName ) {
+		return false;
+	}
+
+	function fetchObject( $res ) {
+		return false;
+	}
+
+	function fetchRow( $res ) {
+		return false;
+	}
+
+	function numRows( $res ) {
+		return -1;
+	}
+
+	function numFields( $res ) {
+		return -1;
+	}
+
+	function fieldName( $res, $n ) {
+		return 'test';
+	}
+
+	function insertId() {
+		return -1;
+	}
+
+	function dataSeek( $res, $row ) {
+		/* nop */
+	}
+
+	function lastErrno() {
+		return -1;
+	}
+
+	function lastError() {
+		return 'test';
+	}
+
+	function fieldInfo( $table, $field ) {
+		return false;
+	}
+
+	function indexInfo( $table, $index, $fname = 'DatabaseBase::indexInfo' ) {
+		return false;
+	}
+
+	function affectedRows() {
+		return -1;
+	}
+
+	function getSoftwareLink() {
+		return 'test';
+	}
+
+	function getServerVersion() {
+		return 'test';
+	}
+
+	function getServerInfo() {
+		return 'test';
+	}
+
+	function isOpen() {
+		return true;
+	}
+
+	protected function closeConnection() {
+		return false;
+	}
+
+	protected function doQuery( $sql ) {
+		return array();
+	}
+}