Add basic tests for the PHP API

Author: stancl

ext/pdo_sqlite/tests/pdo_sqlite_transaction_mode.phpt

@@ -0,0 +1,48 @@
+--TEST--
+PDO_sqlite: Testing ATTR_TRANSACTION_MODE
+--EXTENSIONS--
+pdo_sqlite
+--FILE--
+<?php
+
+$pdo = PDO::connect('sqlite::memory:');
+
+// Deferred by default before any transaction mode is set
+var_dump($pdo->getAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE) === PDO\Sqlite::ATTR_TRANSACTION_MODE_DEFERRED);
+
+// Both should return true
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE, PDO\Sqlite::ATTR_TRANSACTION_MODE_DEFERRED));
+var_dump($pdo->getAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE) === PDO\Sqlite::ATTR_TRANSACTION_MODE_DEFERRED);
+
+// Both should return true
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE, PDO\Sqlite::ATTR_TRANSACTION_MODE_IMMEDIATE));
+var_dump($pdo->getAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE) === PDO\Sqlite::ATTR_TRANSACTION_MODE_IMMEDIATE);
+
+// Both should return true
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE, PDO\Sqlite::ATTR_TRANSACTION_MODE_EXCLUSIVE));
+var_dump($pdo->getAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE) === PDO\Sqlite::ATTR_TRANSACTION_MODE_EXCLUSIVE);
+
+// Cannot set invalid values
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE, 0));
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE, 1));
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE, 123));
+
+// Cannot use these as keys, only as values. These should return false
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE_DEFERRED, true));
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE_IMMEDIATE, true));
+var_dump($pdo->setAttribute(PDO\Sqlite::ATTR_TRANSACTION_MODE_EXCLUSIVE, true));
+?>
+--EXPECT--
+bool(true)
+bool(true)
+bool(true)
+bool(true)
+bool(true)
+bool(true)
+bool(true)
+bool(false)
+bool(false)
+bool(false)
+bool(false)
+bool(false)
+bool(false)