Hi Simon,
On Sun, Sep 17, 2017 at 5:23 AM, Simon Glass <s...@chromium.org> wrote:
> Add a command which exercises the logging system.
>
> Signed-off-by: Simon Glass <s...@chromium.org>
> ---
>
> cmd/Kconfig | 3 +-
> cmd/log.c | 6 ++
> common/Kconfig | 10 +++
> include/log.h | 3 +
> test/Makefile | 1 +
> test/log/Makefile | 7 ++
> test/log/log_test.c | 204
> ++++++++++++++++++++++++++++++++++++++++++++++++++++
> 7 files changed, 233 insertions(+), 1 deletion(-)
> create mode 100644 test/log/Makefile
> create mode 100644 test/log/log_test.c
>
> diff --git a/cmd/Kconfig b/cmd/Kconfig
> index 702d4f251f..9d52e4fecc 100644
> --- a/cmd/Kconfig
> +++ b/cmd/Kconfig
> @@ -1483,7 +1483,8 @@ config CMD_LOG
> help
> This provides access to logging features. It allows the output of
> log data to be controlled to a limited extent (setting up the
> default
> - maximum log level for emitting of records).
> + maximum log level for emitting of records). It also provides access
> + to a command used for testing the log system.
>
> config CMD_TRACE
> bool "trace - Support tracing of function calls and timing"
> diff --git a/cmd/log.c b/cmd/log.c
> index 44e04ab16a..1fc49c4cf2 100644
> --- a/cmd/log.c
> +++ b/cmd/log.c
> @@ -23,6 +23,9 @@ static int do_log_level(cmd_tbl_t *cmdtp, int flag, int
> argc,
>
> static cmd_tbl_t log_sub[] = {
> U_BOOT_CMD_MKENT(level, CONFIG_SYS_MAXARGS, 1, do_log_level, "", ""),
> +#ifdef CONFIG_LOG_TEST
> + U_BOOT_CMD_MKENT(test, 2, 1, do_log_level, "", ""),
It should be "do_log_test".
> +#endif
> };
>
> static int do_log(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
> @@ -46,6 +49,9 @@ static int do_log(cmd_tbl_t *cmdtp, int flag, int argc,
> char * const argv[])
> #ifdef CONFIG_SYS_LONGHELP
> static char log_help_text[] =
> "level - get/set log level\n"
> +#ifdef CONFIG_LOG_TEST
> + "test - run log tests\n"
It should be "log test", as U-Boot's command line won't append the
main command name except the first one.
> +#endif
> ;
> #endif
>
> diff --git a/common/Kconfig b/common/Kconfig
> index ba4578e870..57ce2cbe9a 100644
> --- a/common/Kconfig
> +++ b/common/Kconfig
> @@ -458,6 +458,16 @@ config LOG_SPL_CONSOLE
> log message is shown - other details like level, category, file and
> line number are omitted.
>
> +config LOG_TEST
> + bool "Provide a test for logging"
> + depends on LOG
> + default y if SANDBOX
> + help
> + This enables a 'log test' command to test logging. It is normally
> + executed from a pytest and simply outputs logging information
> + in various different ways to test that the logging system works
> + correctly with varoius settings.
> +
> endmenu
>
> config DTB_RESELECT
> diff --git a/include/log.h b/include/log.h
> index fb6a196202..f03ed94128 100644
> --- a/include/log.h
> +++ b/include/log.h
> @@ -263,6 +263,9 @@ struct log_filter {
> #define LOG_DRIVER(_name) \
> ll_entry_declare(struct log_driver, _name, log_driver)
>
> +/* Handle the 'log test' command */
> +int do_log_test(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]);
> +
> /**
> * log_add_filter() - Add a new filter to a log device
> *
> diff --git a/test/Makefile b/test/Makefile
> index 6305afb211..40f2244b79 100644
> --- a/test/Makefile
> +++ b/test/Makefile
> @@ -10,3 +10,4 @@ obj-$(CONFIG_SANDBOX) += command_ut.o
> obj-$(CONFIG_SANDBOX) += compression.o
> obj-$(CONFIG_SANDBOX) += print_ut.o
> obj-$(CONFIG_UT_TIME) += time_ut.o
> +obj-$(CONFIG_$(SPL_)LOG) += log/
> diff --git a/test/log/Makefile b/test/log/Makefile
> new file mode 100644
> index 0000000000..b0da8dee28
> --- /dev/null
> +++ b/test/log/Makefile
> @@ -0,0 +1,7 @@
> +#
> +# Copyright (c) 2017 Google, Inc
> +#
> +# SPDX-License-Identifier: GPL-2.0+
> +#
> +
> +obj-$(CONFIG_LOG_TEST) += log_test.o
> diff --git a/test/log/log_test.c b/test/log/log_test.c
> new file mode 100644
> index 0000000000..c3d076491f
> --- /dev/null
> +++ b/test/log/log_test.c
> @@ -0,0 +1,204 @@
> +/*
> + * Logging support test program
> + *
> + * Copyright (c) 2017 Google, Inc
> + * Written by Simon Glass <s...@chromium.org>
> + *
> + * SPDX-License-Identifier: GPL-2.0+
> + */
> +
> +#include <common.h>
> +
> +/* emit some sample log records in different ways, for testing */
> +static int log_run(enum log_category_t cat, const char *file)
> +{
> + int i;
> +
> + debug("debug\n");
> + error("error\n");
> + for (i = LOGL_FIRST; i < LOGL_COUNT; i++) {
> + log(cat, i, "log %d\n", i);
> + _log(cat, i, file, 100 + i, "func", "_log %d\n", i);
> + }
> +
> + return 0;
> +}
> +
> +static int log_test(int testnum)
> +{
> + int ret;
> +
> + printf("test %d\n", testnum);
> + switch (testnum) {
> + case 0: {
> + /* Check a category filter using the first category */
> + enum log_category_t cat_list[] = {
> + UCLASS_MMC, UCLASS_SPI, LOGC_NONE, LOGC_END
> + };
> +
> + ret = log_add_filter("console", cat_list, LOGL_MAX, NULL);
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_MMC, "file");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 1: {
> + /* Check a category filter using the second category */
> + enum log_category_t cat_list[] = {
> + UCLASS_MMC, UCLASS_SPI, LOGC_END
> + };
> +
> + ret = log_add_filter("console", cat_list, LOGL_MAX, NULL);
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_SPI, "file");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 2: {
> + /* Check a category filter that should block log entries */
> + enum log_category_t cat_list[] = {
> + UCLASS_MMC, LOGC_NONE, LOGC_END
> + };
> +
> + ret = log_add_filter("console", cat_list, LOGL_MAX, NULL);
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_SPI, "file");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 3: {
> + /* Check a passing file filter */
> + ret = log_add_filter("console", NULL, LOGL_MAX, "file");
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_SPI, "file");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 4: {
> + /* Check a failing file filter */
> + ret = log_add_filter("console", NULL, LOGL_MAX, "file");
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_SPI, "file2");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 5: {
> + /* Check a passing file filter (second in list) */
> + ret = log_add_filter("console", NULL, LOGL_MAX, "file,file2");
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_SPI, "file2");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 6: {
> + /* Check a passing file filter (also passing error()) */
> + ret = log_add_filter("console", NULL, LOGL_MAX,
> + "file,file2,log/log_test.c");
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_SPI, "file2");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 7: {
> + /* Check a log level filter */
> + ret = log_add_filter("console", NULL, LOGL_WARN, NULL);
> + if (ret < 0)
> + return ret;
> + log_run(UCLASS_SPI, "file");
> + ret = log_remove_filter("console", ret);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 8: {
> + /* Check two filters, one of which passes everything */
> + int filt1, filt2;
> +
> + ret = log_add_filter("console", NULL, LOGL_WARN, NULL);
> + if (ret < 0)
> + return ret;
> + filt1 = ret;
> + ret = log_add_filter("console", NULL, LOGL_MAX, NULL);
> + if (ret < 0)
> + return ret;
> + filt2 = ret;
> + log_run(UCLASS_SPI, "file");
> + ret = log_remove_filter("console", filt1);
> + if (ret < 0)
> + return ret;
> + ret = log_remove_filter("console", filt2);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + case 9: {
> + /* Check three filters, which together pass everything */
> + int filt1, filt2, filt3;
> +
> + ret = log_add_filter("console", NULL, LOGL_MAX, "file)");
> + if (ret < 0)
> + return ret;
> + filt1 = ret;
> + ret = log_add_filter("console", NULL, LOGL_MAX, "file2");
> + if (ret < 0)
> + return ret;
> + filt2 = ret;
> + ret = log_add_filter("console", NULL, LOGL_MAX,
> + "log/log_test.c");
> + if (ret < 0)
> + return ret;
> + filt3 = ret;
> + log_run(UCLASS_SPI, "file2");
> + ret = log_remove_filter("console", filt1);
> + if (ret < 0)
> + return ret;
> + ret = log_remove_filter("console", filt2);
> + if (ret < 0)
> + return ret;
> + ret = log_remove_filter("console", filt3);
> + if (ret < 0)
> + return ret;
> + break;
> + }
> + }
> +
> + return 0;
> +}
> +
> +#ifdef CONFIG_LOG_TEST
> +int do_log_test(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
> +{
> + int testnum = 0;
> + int ret;
> +
> + if (argc > 1)
> + testnum = simple_strtoul(argv[1], NULL, 10);
> +
> + ret = log_test(testnum);
> + if (ret)
> + printf("Test failure (err=%d)\n", ret);
> +
> + return ret ? CMD_RET_FAILURE : 0;
> +}
> +#endif
> --
Regards,
Bin
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