phpunit-type-api.php

#! /usr/bin/env php
<?php
if ($_SERVER['argc'] != 2) {
    printf("%s: Converts assertType() into assertInternalType() or assertInstanceOf()\n\n", basename(__FILE__));
    printf("Usage: %s <tests directory>\n", basename(__FILE__));
    exit(11);
}

$directories = new RegexIterator(
    new RecursiveIteratorIterator(
        new RecursiveDirectoryIterator($_SERVER['argv'][1])
    ),
    '/^.*test(case)?\.php$/i'
);

foreach ($directories as $file) {
    $contents = file_get_contents($file->getPathName());
    $contents = preg_replace(
        '/assertType\s*\((\s*["\'](string|integer|float|array|object|resource))/im',
        'assertInternalType(\1',
        $contents
    );
    $contents = preg_replace(
        "/assertType/",
        "assertInstanceOf",
        $contents
    );
    file_put_contents($file->getPathName(), $contents);
}

Removed the u modifier to do no harm to those without unicode enabled PCRE

Added "resource" to the list of internal types