From 2b811a5aec81595a9f3c704e3a5b813636ede1b4 Mon Sep 17 00:00:00 2001
From: Andrey Hristov <andrey@php.net>
Date: Tue, 18 Mar 2014 15:42:38 +0200
Subject: [PATCH] Add a test

---
 .../tests/mysqli_begin_transaction.phpt       | 140 ++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 ext/mysqli/tests/mysqli_begin_transaction.phpt

diff --git a/ext/mysqli/tests/mysqli_begin_transaction.phpt b/ext/mysqli/tests/mysqli_begin_transaction.phpt
new file mode 100644
index 0000000000000..24e8d3c54b30f
--- /dev/null
+++ b/ext/mysqli/tests/mysqli_begin_transaction.phpt
@@ -0,0 +1,140 @@
+--TEST--
+mysqli_begin_transaction()
+--SKIPIF--
+<?php
+require_once('skipif.inc');
+require_once('skipifemb.inc');
+require_once('skipifconnectfailure.inc');
+
+require_once('connect.inc');
+if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
+	die(sprintf("Cannot connect, [%d] %s", mysqli_connect_errno(), mysqli_connect_error()));
+
+if (!have_innodb($link))
+	die(sprintf("Needs InnoDB support, [%d] %s", $link->errno, $link->error));
+?>
+--FILE--
+<?php
+	require_once("connect.inc");
+	/* {{{ proto bool mysqli_begin_transaction(object link, [int flags [, string name]]) */
+	$tmp    = NULL;
+	$link   = NULL;
+
+	if (!is_null($tmp = @mysqli_begin_transaction()))
+		printf("[001] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
+
+	if (!is_null($tmp = @mysqli_begin_transaction($link)))
+		printf("[002] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
+
+	if (!is_null($tmp = @mysqli_begin_transaction($link, $link)))
+		printf("[003] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
+
+	if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
+		printf("[004] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
+			$host, $user, $db, $port, $socket);
+
+	if (!is_null($tmp = @mysqli_begin_transaction($link, $link)))
+		printf("[005] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
+
+	if (!is_null($tmp = @mysqli_begin_transaction($link, 0, $link)))
+		printf("[006] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
+
+	if (!is_null($tmp = @mysqli_begin_transaction($link, 0, "mytrx", $link)))
+		printf("[007] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
+
+	if (!mysqli_query($link, 'DROP TABLE IF EXISTS test'))
+		printf("[008] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+
+	if (!mysqli_query($link, 'CREATE TABLE test(id INT) ENGINE = InnoDB'))
+		printf("[009] Cannot create test table, [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+
+	if (true !== ($tmp = mysqli_autocommit($link, true)))
+		printf("[010] Cannot turn on autocommit, expecting true, got %s/%s\n", gettype($tmp), $tmp);
+
+	/* overrule autocommit */
+	if (true !== ($tmp = mysqli_begin_transaction($link)))
+		printf("[011] Got %s - [%d] %s\n", var_dump($tmp, true), mysqli_errno($link), mysqli_error($link));
+
+	if (!mysqli_query($link, 'INSERT INTO test(id) VALUES (1)'))
+		printf("[012] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+
+	$tmp = mysqli_rollback($link);
+	if ($tmp !== true)
+		printf("[013] Expecting boolean/true, got %s/%s\n", gettype($tmp), $tmp);
+
+	/* empty */
+	$res = mysqli_query($link, "SELECT * FROM test");
+	var_dump($res->fetch_assoc());
+
+	/* valid flags */
+	$flags = array(
+		MYSQLI_TRANS_START_WITH_CONSISTENT_SNAPSHOT,
+		MYSQLI_TRANS_START_READ_WRITE,
+		MYSQLI_TRANS_START_READ_ONLY,
+		MYSQLI_TRANS_COR_AND_CHAIN, 
+		MYSQLI_TRANS_COR_AND_NO_CHAIN, 
+		MYSQLI_TRANS_COR_RELEASE, 
+		MYSQLI_TRANS_COR_NO_RELEASE);
+
+	/* just coverage */
+	foreach ($flags as $flag) {
+		if (!mysqli_begin_transaction($link, $flag, sprintf("flag %d", $flag))) {
+			printf("[014] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+		}
+		if (!mysqli_query($link, 'SELECT * FROM test') ||
+			!mysqli_rollback($link)) {
+			printf("[015] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+		}
+	}
+
+	/* does it really set a flag? */
+	if (mysqli_get_server_version($link) >= 50600) {
+		if (!mysqli_begin_transaction($link, MYSQLI_TRANS_START_READ_ONLY, sprintf("flag %d", $flag))) {
+			printf("[016] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+		}
+		if (!mysqli_query($link, "INSERT INTO test(id) VALUES (2)") ||
+			!mysqli_commit($link)) {
+			printf("[017] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+		} else {
+			$res = mysqli_query($link, "SELECT id FROM test WHERE id = 2");
+			var_dump($res->fetch_assoc());
+		}
+	}
+	
+	/* invalid flag */
+	do {
+		$invalid_flag = mt_rand(0, 10000);
+	} while (isset(array_flip($flags)[$invalid_flag]));
+	/* we may or may not hit an invalid combination provoking a SQL error */
+	if (!mysqli_begin_transaction($link, $invalid_flag, sprintf("flag %d", $invalid_flag))) {
+		printf("[018] invalid_flag = %d [%d] %s\n", $invalid_flag, mysqli_errno($link), mysqli_error($link));
+	} else {
+		printf("[018] invalid_flag = %d [%d] %s\n", $invalid_flag, mysqli_errno($link), mysqli_error($link));
+	}
+	if (!mysqli_begin_transaction($link, -1)) {
+			printf("[019] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+	}
+
+	/* does it like stupid names? */
+	if (!$link->begin_transaction(MYSQLI_TRANS_START_READ_WRITE, "*/trick me?\n\0"))
+		printf("[020] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+
+	/* does it like stupid names? */
+	if (!$link->begin_transaction(MYSQLI_TRANS_START_READ_WRITE, "az09"))
+		printf("[021] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
+
+	print "done!";
+?>
+--CLEAN--
+<?php
+	require_once("clean_table.inc");
+?>
+--EXPECTF--
+NULL
+[017] [1792] %s
+[018] invalid_flag = %d [%d]%A
+
+Warning: mysqli_begin_transaction(): Invalid value for parameter flags (-1) in %s on line %d
+[019] [%d]%A
+[020] [%d]%A
+done!
\ No newline at end of file