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Userland: Move command-line utilities to Userland/Utilities/

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This commit is contained in:
Andreas Kling 2021-01-12 11:57:58 +01:00
parent c4e2fd8123
commit ececac65c2
142 changed files with 58 additions and 58 deletions
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113
Userland/test_env.cpp
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@ -1,113 +0,0 @@
/*
* Copyright (c) 2018-2020, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static void assert_env(const char* name, const char* value)
{
char* result = getenv(name);
if (!result) {
perror("getenv");
printf("(When reading value for '%s'; we expected '%s'.)\n", name, value);
ASSERT(false);
}
if (strcmp(result, value) != 0) {
printf("Expected '%s', got '%s' instead.\n", value, result);
ASSERT(false);
}
}
static void test_getenv_preexisting()
{
assert_env("HOME", "/home/anon");
}
static void test_puttenv()
{
char* to_put = strdup("PUTENVTEST=HELLOPUTENV");
int rc = putenv(to_put);
if (rc) {
perror("putenv");
ASSERT(false);
}
assert_env("PUTENVTEST", "HELLOPUTENV");
// Do not free `to_put`!
}
static void test_settenv()
{
int rc = setenv("SETENVTEST", "HELLO SETENV!", 0);
if (rc) {
perror("setenv");
ASSERT(false);
}
// This used to trigger a very silly bug! :)
assert_env("SETENVTEST", "HELLO SETENV!");
rc = setenv("SETENVTEST", "How are you today?", 0);
if (rc) {
perror("setenv");
ASSERT(false);
}
assert_env("SETENVTEST", "HELLO SETENV!");
rc = setenv("SETENVTEST", "Goodbye, friend!", 1);
if (rc) {
perror("setenv");
ASSERT(false);
}
assert_env("SETENVTEST", "Goodbye, friend!");
}
static void test_settenv_overwrite_empty()
{
int rc = setenv("EMPTYTEST", "Forcefully overwrite non-existing envvar", 1);
if (rc) {
perror("setenv");
ASSERT(false);
}
assert_env("EMPTYTEST", "Forcefully overwrite non-existing envvar");
}
int main(int, char**)
{
#define RUNTEST(x) \
{ \
printf("Running " #x " ...\n"); \
x(); \
printf("Success!\n"); \
}
RUNTEST(test_getenv_preexisting);
RUNTEST(test_puttenv);
RUNTEST(test_settenv);
RUNTEST(test_settenv_overwrite_empty);
printf("PASS\n");
return 0;
}