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Annotation of embedaddon/php/ext/mysqli/tests/mysqli_stmt_num_rows.phpt, revision 1.1

1.1     ! misho       1: --TEST--
        !             2: mysqli_stmt_num_rows()
        !             3: --SKIPIF--
        !             4: <?php
        !             5: require_once('skipif.inc');
        !             6: require_once('skipifemb.inc');
        !             7: require_once('skipifconnectfailure.inc');
        !             8: ?>
        !             9: --FILE--
        !            10: <?php
        !            11:        require_once("connect.inc");
        !            12: 
        !            13:        $tmp    = NULL;
        !            14:        $link   = NULL;
        !            15: 
        !            16:        if (!is_null($tmp = @mysqli_stmt_num_rows()))
        !            17:                printf("[001] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
        !            18: 
        !            19:        if (!is_null($tmp = @mysqli_stmt_num_rows($link)))
        !            20:                printf("[002] Expecting NULL, got %s/%s\n", gettype($tmp), $tmp);
        !            21: 
        !            22:        require('table.inc');
        !            23: 
        !            24:        if (!$stmt = mysqli_stmt_init($link))
        !            25:                printf("[003] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
        !            26: 
        !            27:        function func_test_mysqli_stmt_num_rows($stmt, $query, $expected, $offset) {
        !            28: 
        !            29:                if (!mysqli_stmt_prepare($stmt, $query)) {
        !            30:                        printf("[%03d] [%d] %s\n", $offset, mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
        !            31:                        return false;
        !            32:                }
        !            33: 
        !            34:                if (!mysqli_stmt_execute($stmt)) {
        !            35:                        printf("[%03d] [%d] %s\n", $offset + 1, mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
        !            36:                        return false;
        !            37:                }
        !            38: 
        !            39:                if (!mysqli_stmt_store_result($stmt)) {
        !            40:                        printf("[%03d] [%d] %s\n", $offset + 2, mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
        !            41:                        return false;
        !            42:                }
        !            43: 
        !            44:                if ($expected !== ($tmp = mysqli_stmt_num_rows($stmt)))
        !            45:                        printf("[%03d] Expecting %s/%d, got %s/%d\n", $offset + 3,
        !            46:                                gettype($expected), $expected,
        !            47:                                gettype($tmp), $tmp);
        !            48: 
        !            49:                mysqli_stmt_free_result($stmt);
        !            50: 
        !            51:                return true;
        !            52:        }
        !            53: 
        !            54:        func_test_mysqli_stmt_num_rows($stmt, "SELECT 1 AS a", 1, 10);
        !            55:        func_test_mysqli_stmt_num_rows($stmt, "SHOW VARIABLES LIKE '%nixnutz%'", 0, 20);
        !            56:        // Note: for statements that return no result set mysqli_num_rows() differs from mysqli_stmt_num_rows() slightly
        !            57:        // mysqli_num_rows() failed to fetch the result set and the PHP parameter check makes it return NULL
        !            58:        // mysqli_stmt_numrows() has a valid resource to work on and it will return int/0 instead. No bug, but
        !            59:        // slightly different behaviour... - if you really check the data types and don't rely on casting like 98% of all PHP
        !            60:        // users do.
        !            61:        func_test_mysqli_stmt_num_rows($stmt, "INSERT INTO test(id, label) VALUES (100, 'z')", 0, 30);
        !            62: 
        !            63:        if ($res = mysqli_query($link, 'SELECT COUNT(id) AS num FROM test')) {
        !            64:                $row = mysqli_fetch_assoc($res);
        !            65:                mysqli_free_result($res);
        !            66:                func_test_mysqli_stmt_num_rows($stmt, "SELECT id, label FROM test", (int)$row['num'], 40);
        !            67:        } else {
        !            68:                printf("[050] [%d] %s\n", mysqli_errno($link), mysqli_error($link));
        !            69:        }
        !            70: 
        !            71:        print "run_tests.php don't fool me with your 'ungreedy' expression '.+?'!\n";
        !            72: 
        !            73:        if (!mysqli_stmt_prepare($stmt, 'SELECT id FROM test'))
        !            74:                printf("[051] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
        !            75: 
        !            76:        if (mysqli_stmt_execute($stmt)) {
        !            77: 
        !            78:                $i = 0;
        !            79:                do {
        !            80:                        if (0 !== ($tmp = mysqli_stmt_num_rows($stmt)))
        !            81:                                printf("[53 - %03d] Expecting int/0, got %s/%s\n", $i, gettype($tmp), $tmp);
        !            82:                        $i++;
        !            83:                } while (mysqli_stmt_fetch($stmt));
        !            84: 
        !            85:                /* NOTE to users
        !            86:                Behaviour with libmysql is UNDEFINED, see http://news.php.net/php.internals/55210
        !            87:                Because it is undefined it is allowed to the mysqlnd DEVELOPER to implement
        !            88:                any behaviour they like, including the one checked for in this test.
        !            89:                What the test does is cover an implementation detail of the mysqlnd library.
        !            90:                This implementation detail may, at any time, change without prior notice.
        !            91:                On the contrary, the mysqlnd way is a reasonable one and, maybe, one fine
        !            92:                day, after Klingons visited earh, becomes the official one. Meanwhile do
        !            93:                not rely on it.
        !            94:                */
        !            95:                if ($IS_MYSQLND && (7 !== ($tmp = mysqli_stmt_num_rows($stmt))))
        !            96:                        printf("[54] Expecting int/7, got %s/%s\n", gettype($tmp), $tmp);
        !            97: 
        !            98:        } else {
        !            99:                printf("[055] [%d] %s\n", mysqli_stmt_errno($stmt), mysqli_stmt_error($stmt));
        !           100:        }
        !           101: 
        !           102:        mysqli_stmt_close($stmt);
        !           103: 
        !           104:        if (NULL !== ($tmp = mysqli_stmt_num_rows($stmt)))
        !           105:                printf("[056] Expecting NULL, got %s/%s\n");
        !           106: 
        !           107:        mysqli_close($link);
        !           108:        print "done!";
        !           109: ?>
        !           110: --CLEAN--
        !           111: <?php
        !           112:        require_once("clean_table.inc");
        !           113: ?>
        !           114: --EXPECTF--
        !           115: run_tests.php don't fool me with your 'ungreedy' expression '.+?'!
        !           116: 
        !           117: Warning: mysqli_stmt_num_rows(): Couldn't fetch mysqli_stmt in %s on line %d
        !           118: done!