[k2[ add POSIX functions tests (#1591)

Author: PetrShumilov

runtime-light/stdlib/system/system-functions.h

@@ -181,7 +181,7 @@ inline Optional<array<mixed>> f$posix_getpwuid(int64_t user_id) noexcept {
 
   array<mixed> result{array_size{7, false}};
   result.set_value(string{kphp::posix::impl::NAME_PWUID_KEY.data(), kphp::posix::impl::NAME_PWUID_KEY.size()}, string{pwd.pw_name});
-  result.set_value(string{kphp::posix::impl::PASSWD_PWUID_KEY.data(), kphp::posix::impl::NAME_PWUID_KEY.size()}, string{pwd.pw_passwd});
+  result.set_value(string{kphp::posix::impl::PASSWD_PWUID_KEY.data(), kphp::posix::impl::PASSWD_PWUID_KEY.size()}, string{pwd.pw_passwd});
   result.set_value(string{kphp::posix::impl::UID_PWUID_KEY.data(), kphp::posix::impl::UID_PWUID_KEY.size()}, static_cast<int64_t>(pwd.pw_uid));
   result.set_value(string{kphp::posix::impl::GID_PWUID_KEY.data(), kphp::posix::impl::GID_PWUID_KEY.size()}, static_cast<int64_t>(pwd.pw_gid));
   result.set_value(string{kphp::posix::impl::GECOS_PWUID_KEY.data(), kphp::posix::impl::GECOS_PWUID_KEY.size()}, string{pwd.pw_gecos});

tests/python/tests/system_function/__init__.py

@@ -0,0 +1,7 @@
+entry: script
+components:
+  script:
+    image: KPHP
+    scope: Request
+    args: {}
+    links: {}

tests/python/tests/system_function/php/data/component-config.yaml

@@ -0,0 +1,38 @@
+<?php
+
+function test_posix_getpid() {
+  echo json_encode(array(
+    "pid" => posix_getpid()
+  ));
+}
+
+function test_posix_getuid() {
+  echo json_encode(array(
+    "uid" => posix_getuid()
+  ));
+}
+
+function test_posix_getpwuid() {
+  echo json_encode(posix_getpwuid(posix_getuid()));
+}
+
+function main() {
+  switch ($_SERVER["PHP_SELF"]) {
+    case "/test_posix_getpid": {
+        test_posix_getpid();
+        return;
+    }
+    case "/test_posix_getuid": {
+      test_posix_getuid();
+      return;
+    }
+    case "/test_posix_getpwuid": {
+      test_posix_getpwuid();
+      return;
+    }
+  }
+
+  critical_error("unknown test");
+}
+
+main();

tests/python/tests/system_function/php/index.php

@@ -0,0 +1,43 @@
+import json
+import os
+import pwd
+import typing
+from python.lib.testcase import WebServerAutoTestCase
+from python.lib.kphp_server import KphpServer
+
+class TestErrors(WebServerAutoTestCase):
+    @classmethod
+    def extra_class_setup(cls):
+        if not cls.should_use_k2():
+            cls.web_server.update_options({
+                "--workers-num": 1
+            })
+
+    def test_posix_getpid(self):
+        pid = 0
+        if isinstance(self.web_server, KphpServer):
+            pid = typing.cast(KphpServer, self.web_server).get_workers()[0].pid
+        else:
+            pid = self.web_server.pid
+
+        response = self.web_server.http_request(uri="/test_posix_getpid", method='GET')
+        self.assertEqual(pid, json.loads(response.text)["pid"])
+        self.assertEqual(200, response.status_code)
+
+    def test_posix_getuid(self):
+        response = self.web_server.http_request(uri="/test_posix_getuid", method='GET')
+        self.assertEqual(os.getuid(), json.loads(response.text)["uid"])
+        self.assertEqual(200, response.status_code)
+
+    def test_posix_getpwuid(self):
+        response = self.web_server.http_request(uri="/test_posix_getpwuid", method='GET')
+        expected = pwd.getpwuid(os.getuid())
+        got = json.loads(response.text)
+        self.assertEqual(expected[0], got['name'])
+        self.assertEqual(expected[1], got['passwd'])
+        self.assertEqual(expected[2], got['uid'])
+        self.assertEqual(expected[3], got['gid'])
+        self.assertEqual(expected[4], got['gecos'])
+        self.assertEqual(expected[5], got['dir'])
+        self.assertEqual(expected[6], got['shell'])
+        self.assertEqual(200, response.status_code)