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From: Sascha Hauer <sha@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v2 1/2] test: self: add simple environment variable test
Date: Tue, 9 Aug 2022 07:26:43 +0200	[thread overview]
Message-ID: <20220809052643.GD31528@pengutronix.de> (raw)
In-Reply-To: <20220722045729.3041834-1-a.fatoum@pengutronix.de>

On Fri, Jul 22, 2022 at 06:57:28AM +0200, Ahmad Fatoum wrote:
> setenv can now accept a format string. Add some tests for the old and
> new usage.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
> v1 -> v2:
>   - use pr_setenv that made it upstream instead of varargs setenv
> ---
>  test/self/Kconfig  |  4 +++
>  test/self/Makefile |  1 +
>  test/self/envvar.c | 82 ++++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 87 insertions(+)
>  create mode 100644 test/self/envvar.c

Applied, thanks

Sascha

> 
> diff --git a/test/self/Kconfig b/test/self/Kconfig
> index cf11efe54486..a5eac85646b7 100644
> --- a/test/self/Kconfig
> +++ b/test/self/Kconfig
> @@ -29,6 +29,7 @@ config SELFTEST_ENABLE_ALL
>  	bool "Enable all self-tests"
>  	select SELFTEST_PRINTF
>  	select SELFTEST_PROGRESS_NOTIFIER
> +	select SELFTEST_ENVIRONMENT_VARIABLES if ENVIRONMENT_VARIABLES
>  	help
>  	  Selects all self-tests compatible with current configuration
>  
> @@ -51,4 +52,7 @@ config SELFTEST_OF_MANIPULATION
>  config SELFTEST_PROGRESS_NOTIFIER
>  	bool "progress notifier selftest"
>  
> +config SELFTEST_ENVIRONMENT_VARIABLES
> +	bool "environment variable selftest"
> +
>  endif
> diff --git a/test/self/Makefile b/test/self/Makefile
> index 65d01596b806..ca9f9c34d1e5 100644
> --- a/test/self/Makefile
> +++ b/test/self/Makefile
> @@ -5,3 +5,4 @@ obj-$(CONFIG_SELFTEST_MALLOC) += malloc.o
>  obj-$(CONFIG_SELFTEST_PRINTF) += printf.o
>  obj-$(CONFIG_SELFTEST_PROGRESS_NOTIFIER) += progress-notifier.o
>  obj-$(CONFIG_SELFTEST_OF_MANIPULATION) += of_manipulation.o of_manipulation.dtb.o
> +obj-$(CONFIG_SELFTEST_ENVIRONMENT_VARIABLES) += envvar.o
> diff --git a/test/self/envvar.c b/test/self/envvar.c
> new file mode 100644
> index 000000000000..a4620f0437f0
> --- /dev/null
> +++ b/test/self/envvar.c
> @@ -0,0 +1,82 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> +#include <common.h>
> +#include <environment.h>
> +#include <bselftest.h>
> +#include <linux/sizes.h>
> +
> +BSELFTEST_GLOBALS();
> +
> +static int strequal(const char *a, const char *b)
> +{
> +	if (!a || !b)
> +		return a == b;
> +
> +	return !strcmp(a, b);
> +}
> +
> +static void __expect_getenv(const char *var, const char *expect,
> +			    const char *func, int line)
> +{
> +	const char *val;
> +
> +	total_tests++;
> +
> +	val = getenv(var);
> +	if (!IS_ENABLED(CONFIG_ENVIRONMENT_VARIABLES)) {
> +		if (val == NULL) {
> +			skipped_tests++;
> +			return;
> +		}
> +	}
> +
> +	if (!strequal(val, expect)) {
> +		failed_tests++;
> +		printf("%s:%d: failure: getenv(%s) == \"%s\", but \"%s\" expected\n",
> +		       func, line, var, val ?: "<NULL>", expect ?: "<NULL>");
> +	}
> +}
> +
> +#define expect_getenv(v, e) __expect_getenv(v, e, __func__, __LINE__)
> +
> +static void test_envvar(void)
> +{
> +
> +	if (!IS_ENABLED(CONFIG_ENVIRONMENT_VARIABLES))
> +		pr_info("built without environment variable support: Skipping tests\n");
> +
> +	expect_getenv("__TEST_VAR1", NULL);
> +
> +	setenv("__TEST_VAR1", "VALUE1");
> +
> +	expect_getenv("__TEST_VAR1", "VALUE1");
> +
> +	unsetenv("__TEST_VAR1");
> +
> +	expect_getenv("__TEST_VAR1", NULL);
> +
> +	setenv("__TEST_VAR1", "VALUE1");
> +
> +	expect_getenv("__TEST_VAR1", "VALUE1");
> +
> +	setenv("__TEST_VAR1", "VALUE2");
> +
> +	expect_getenv("__TEST_VAR1", "VALUE2");
> +
> +	setenv("__TEST_VAR1", "1337");
> +
> +	expect_getenv("__TEST_VAR1", "1337");
> +
> +	pr_setenv("__TEST_VAR1", "0x%s", "1337");
> +
> +	expect_getenv("__TEST_VAR1", "0x1337");
> +
> +	pr_setenv("__TEST_VAR1", "%ux1%c%x", 0, '3', 0x37);
> +
> +	expect_getenv("__TEST_VAR1", "0x1337");
> +
> +	unsetenv("__TEST_VAR1");
> +}
> +bselftest(core, test_envvar);
> -- 
> 2.30.2
> 
> 
> 

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      parent reply	other threads:[~2022-08-09  5:28 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-22  4:57 Ahmad Fatoum
2022-07-22  4:57 ` [PATCH v2 2/2] test: self: include new tests in CONFIG_SELFTEST_ENABLE_ALL Ahmad Fatoum
2022-08-09  5:26 ` Sascha Hauer [this message]

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