mirror of
https://github.com/LadybirdBrowser/ladybird.git
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95 lines
2.2 KiB
C++
95 lines
2.2 KiB
C++
/*
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* Copyright (c) 2018-2020, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Assertions.h>
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#include <AK/Format.h>
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#include <LibMain/Main.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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static void assert_env(char const* name, char const* value)
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{
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char* result = getenv(name);
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if (!result) {
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perror("getenv");
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outln("(When reading value for '{}'; we expected '{}'.)", name, value);
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VERIFY(false);
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}
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if (strcmp(result, value) != 0) {
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outln("Expected '{}', got '{}' instead.", value, result);
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VERIFY(false);
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}
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}
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static void test_getenv_preexisting()
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{
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assert_env("HOME", "/home/anon");
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}
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static void test_putenv()
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{
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char* to_put = strdup("PUTENVTEST=HELLOPUTENV");
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int rc = putenv(to_put);
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if (rc) {
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perror("putenv");
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VERIFY(false);
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}
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assert_env("PUTENVTEST", "HELLOPUTENV");
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// Do not free `to_put`!
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}
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static void test_setenv()
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{
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int rc = setenv("SETENVTEST", "HELLO SETENV!", 0);
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if (rc) {
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perror("setenv");
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VERIFY(false);
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}
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// This used to trigger a very silly bug! :)
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assert_env("SETENVTEST", "HELLO SETENV!");
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rc = setenv("SETENVTEST", "How are you today?", 0);
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if (rc) {
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perror("setenv");
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VERIFY(false);
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}
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assert_env("SETENVTEST", "HELLO SETENV!");
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rc = setenv("SETENVTEST", "Goodbye, friend!", 1);
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if (rc) {
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perror("setenv");
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VERIFY(false);
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}
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assert_env("SETENVTEST", "Goodbye, friend!");
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}
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static void test_setenv_overwrite_empty()
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{
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int rc = setenv("EMPTYTEST", "Forcefully overwrite non-existing envvar", 1);
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if (rc) {
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perror("setenv");
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VERIFY(false);
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}
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assert_env("EMPTYTEST", "Forcefully overwrite non-existing envvar");
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}
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ErrorOr<int> serenity_main(Main::Arguments)
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{
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#define RUNTEST(x) \
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{ \
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outln("Running " #x " ..."); \
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x(); \
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outln("Success!"); \
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}
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RUNTEST(test_getenv_preexisting);
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RUNTEST(test_putenv);
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RUNTEST(test_setenv);
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RUNTEST(test_setenv_overwrite_empty);
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outln("PASS");
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return 0;
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}
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