Add PDO::checkLiveness test

Author: ericnorris

ext/pdo/tests/pdo_039.phpt

@@ -0,0 +1,45 @@
+--TEST--
+PDOStatement::checkLiveness()
+--SKIPIF--
+<?php
+if (!extension_loaded('pdo')) die('skip');
+$dir = getenv('REDIR_TEST_DIR');
+if (false == $dir) die('skip no driver');
+require_once $dir . 'pdo_test.inc';
+PDOTest::skip();
+
+if (!strncasecmp(getenv('PDOTEST_DSN'), 'oci', strlen('oci'))) die('skip cannot set wait_timeout equivalent');
+
+$conn = PDOTest::factory();
+
+try {
+    $conn->checkLiveness();
+} catch (PDOException $e) {
+    die("skip driver doesn't support checkLiveness: " . $e->getMessage());
+}
+
+?>
+--FILE--
+<?php
+if (getenv('REDIR_TEST_DIR') === false) putenv('REDIR_TEST_DIR='.__DIR__ . '/../../pdo/tests/');
+require_once getenv('REDIR_TEST_DIR') . 'pdo_test.inc';
+
+$conn = PDOTest::factory();
+
+switch ($conn->getAttribute(PDO::ATTR_DRIVER_NAME)) {
+    case 'mysql':
+        $conn->exec("SET SESSION wait_timeout = 1");
+        break;
+    case 'pgsql':
+        $conn->exec("SET SESSION idle_in_transaction_session_timeout = 1000");
+        break;
+}
+
+var_dump($conn->checkLiveness());
+sleep(2);
+var_dump($conn->checkLiveness());
+
+?>
+--EXPECTF--
+bool(true)
+bool(false)