log: Add a test command
Add a command which exercises the logging system.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/test/log/log_test.c b/test/log/log_test.c
new file mode 100644
index 0000000..2c62277
--- /dev/null
+++ b/test/log/log_test.c
@@ -0,0 +1,205 @@
+/*
+ * Logging support test program
+ *
+ * Copyright (c) 2017 Google, Inc
+ * Written by Simon Glass <sjg@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 uclass_id cat, const char *file)
+{
+ int i;
+
+ debug("debug\n");
+ for (i = LOGL_FIRST; i < LOGL_COUNT; i++) {
+ log(cat, i, "log %d\n", i);
+ _log(log_uc_cat(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[] = {
+ log_uc_cat(UCLASS_MMC), log_uc_cat(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[] = {
+ log_uc_cat(UCLASS_MMC), log_uc_cat(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[] = {
+ log_uc_cat(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 */
+ 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_WARNING, 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_WARNING, 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