csu3_am335x/EVSE/GPL/php-8.1.12/ext/shmop/tests/001.phpt

--TEST--
shmop extension test
--EXTENSIONS--
shmop
--FILE--
<?php
    $hex_shm_id = 0xff3;
    $write_d1 = "test #1 of the shmop() extension";
    $write_d2 = "test #2 append data to shared memory segment";

    echo "shm open for create: ";
    $shm_id = shmop_open($hex_shm_id, "n", 0644, 1024);
    if (!$shm_id) {
        die("failed\n");
    } else {
        echo "ok\n";
    }

    echo "shm size is: " . ($shm_size = shmop_size($shm_id)) . "\n";

    echo "shm write test #1: ";
    $written = shmop_write($shm_id, $write_d1, 0);
    if ($written != strlen($write_d1)) {
        echo "failed\n";
    } else {
        echo "ok\n";
    }

    echo "data in memory is: " . shmop_read($shm_id, 0, $written) . "\n";

    echo "shm open for read only: ";
    $shm_id = shmop_open($hex_shm_id, "a", 0644, 1024);
    if (!$shm_id) {
        echo "failed\n";
    } else {
        echo "ok\n";
    }

    echo "data in memory is: " . shmop_read($shm_id, 0, $written) . "\n";

    /* try to append data to the shared memory segment, this should fail */
    try {
        shmop_write($shm_id, $write_d1, $written);
    } catch (Error $exception) {
        echo $exception->getMessage() . "\n";
    }

    echo "shm open for read only: ";
    $shm_id = shmop_open($hex_shm_id, "w", 0644, 1024);
    if (!$shm_id) {
        echo "failed\n";
    } else {
        echo "ok\n";
    }

    echo "shm write test #2: ";
    $written = shmop_write($shm_id, $write_d2, $written);
    if ($written != strlen($write_d2)) {
        die("failed\n");
    } else {
        echo "ok\n";
    }

    echo "data in memory is: " . shmop_read($shm_id, 0, strlen($write_d1 . $write_d2)) . "\n";

    echo "deletion of shm segment: ";
    if (!shmop_delete($shm_id)) {
        echo "failed\n";
    } else {
        echo "ok\n";
    }
?>
--EXPECTF--
shm open for create: ok
shm size is: %d
shm write test #1: ok
data in memory is: test #1 of the shmop() extension
shm open for read only: ok
data in memory is: test #1 of the shmop() extension
Read-only segment cannot be written
shm open for read only: ok
shm write test #2: ok
data in memory is: test #1 of the shmop() extensiontest #2 append data to shared memory segment
deletion of shm segment: ok