custom-env: Add tests for environment handling

Test the basic stuff: initialising from a known environment, setting a
new variable, overwriting a previous variable, and getting the resulting
array to pass to execve.

Signed-off-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Daniel Stone 2022-07-12 15:40:35 +01:00 committed by Pekka Paalanen
parent fafe5f0fc2
commit 2a9cae17d8
2 changed files with 88 additions and 0 deletions

87
tests/custom-env-test.c Normal file
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@ -0,0 +1,87 @@
/*
* Copyright 2022 Collabora, Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "config.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <wayland-util.h>
#include "shared/helpers.h"
#include "shared/os-compatibility.h"
#include "shared/process-util.h"
#include "shared/string-helpers.h"
#include "weston-test-runner.h"
#define ASSERT_STR_MATCH(_as, _bs) do { \
const char *as = _as; \
const char *bs = _bs; \
assert(!!as == !!bs); \
assert(!as || strcmp(as, bs) == 0); \
} while (0)
#define ASSERT_STR_ARRAY_MATCH(_name, _aa, _ba) do { \
char * const *aa = _aa; \
char * const *ba = _ba; \
testlog("\tcomparing " _name ":\n"); \
for (int _i = 0; aa[_i] || ba[_i]; _i++) { \
testlog("\t\t[%d] '%s' == '%s'?\n", _i, aa[_i], ba[_i]); \
ASSERT_STR_MATCH(aa[_i], ba[_i]); \
} \
testlog("\tsuccessfully compared " _name "\n"); \
} while (0)
static enum test_result_code
setup_env(struct weston_test_harness *harness)
{
/* as this is a standalone test, we can clear the environment here */
clearenv();
putenv("ENV1=one");
setenv("ENV2", "two", 1);
setenv("ENV3", "three", 1);
return weston_test_harness_execute_standalone(harness);
}
DECLARE_FIXTURE_SETUP(setup_env);
TEST(basic_env)
{
struct custom_env env;
char *const envp[] = { "ENV1=one", "ENV2=two", "ENV3=four", "ENV5=five", NULL };
custom_env_init_from_environ(&env);
custom_env_set_env_var(&env, "ENV5", "five");
custom_env_set_env_var(&env, "ENV3", "four");
ASSERT_STR_ARRAY_MATCH("envp", custom_env_get_envp(&env), envp);
assert(env.env_finalized);
custom_env_fini(&env);
}

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@ -146,6 +146,7 @@ tests = [
'dep_objs': dep_libexec_weston,
},
{ 'name': 'color-manager', },
{ 'name': 'custom-env', },
{ 'name': 'devices', },
{
'name': 'drm-formats',