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-rw-r--r--test/Kconfig9
-rw-r--r--test/Makefile2
-rw-r--r--test/cmd_ut.c6
-rw-r--r--test/dm/Makefile1
-rw-r--r--test/dm/fdtdec.c59
-rw-r--r--test/dm/test-fdt.c66
-rw-r--r--test/log/Makefile14
-rw-r--r--test/log/nolog_test.c135
-rw-r--r--test/log/syslog_test.c280
-rw-r--r--test/log/test-main.c20
10 files changed, 590 insertions, 2 deletions
diff --git a/test/Kconfig b/test/Kconfig
index 0157e0b060..28704a25b6 100644
--- a/test/Kconfig
+++ b/test/Kconfig
@@ -40,6 +40,15 @@ config UT_LIB_RSA
endif
+config UT_LOG
+ bool "Unit tests for logging functions"
+ depends on UNIT_TEST
+ default y
+ help
+ Enables the 'ut log' command which tests logging functions like
+ log_err().
+ See also CONFIG_LOG_TEST which provides the 'log test' command.
+
config UT_TIME
bool "Unit tests for time functions"
depends on UNIT_TEST
diff --git a/test/Makefile b/test/Makefile
index 2fe41f489c..2971d0d87f 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -10,5 +10,5 @@ obj-$(CONFIG_SANDBOX) += compression.o
obj-$(CONFIG_SANDBOX) += print_ut.o
obj-$(CONFIG_UT_TIME) += time_ut.o
obj-$(CONFIG_UT_UNICODE) += unicode_ut.o
-obj-$(CONFIG_$(SPL_)LOG) += log/
+obj-y += log/
obj-$(CONFIG_UNIT_TEST) += lib/
diff --git a/test/cmd_ut.c b/test/cmd_ut.c
index a3a9d49f7e..7fdcdbb1a6 100644
--- a/test/cmd_ut.c
+++ b/test/cmd_ut.c
@@ -60,6 +60,9 @@ static cmd_tbl_t cmd_ut_sub[] = {
#ifdef CONFIG_UT_LIB
U_BOOT_CMD_MKENT(lib, CONFIG_SYS_MAXARGS, 1, do_ut_lib, "", ""),
#endif
+#ifdef CONFIG_UT_LOG
+ U_BOOT_CMD_MKENT(log, CONFIG_SYS_MAXARGS, 1, do_ut_log, "", ""),
+#endif
#ifdef CONFIG_UT_TIME
U_BOOT_CMD_MKENT(time, CONFIG_SYS_MAXARGS, 1, do_ut_time, "", ""),
#endif
@@ -125,6 +128,9 @@ static char ut_help_text[] =
#ifdef CONFIG_UT_LIB
"ut lib [test-name] - test library functions\n"
#endif
+#ifdef CONFIG_UT_LOG
+ "ut log [test-name] - test logging functions\n"
+#endif
#ifdef CONFIG_UT_OPTEE
"ut optee [test-name]\n"
#endif
diff --git a/test/dm/Makefile b/test/dm/Makefile
index 3daf8a544e..f55874c0f2 100644
--- a/test/dm/Makefile
+++ b/test/dm/Makefile
@@ -32,6 +32,7 @@ obj-$(CONFIG_LED) += led.o
obj-$(CONFIG_DM_MAILBOX) += mailbox.o
obj-$(CONFIG_DM_MMC) += mmc.o
obj-y += ofnode.o
+obj-y += fdtdec.o
obj-$(CONFIG_OSD) += osd.o
obj-$(CONFIG_DM_VIDEO) += panel.o
obj-$(CONFIG_DM_PCI) += pci.o
diff --git a/test/dm/fdtdec.c b/test/dm/fdtdec.c
new file mode 100644
index 0000000000..b2f75b5843
--- /dev/null
+++ b/test/dm/fdtdec.c
@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2020 NXP
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <dm/of_extra.h>
+#include <dm/test.h>
+#include <test/ut.h>
+
+static int dm_test_fdtdec_set_carveout(struct unit_test_state *uts)
+{
+ struct fdt_memory resv;
+ void *blob;
+ const fdt32_t *prop;
+ int blob_sz, len, offset;
+
+ blob_sz = fdt_totalsize(gd->fdt_blob) + 4096;
+ blob = malloc(blob_sz);
+ ut_assertnonnull(blob);
+
+ /* Make a writtable copy of the fdt blob */
+ ut_assertok(fdt_open_into(gd->fdt_blob, blob, blob_sz));
+
+ resv.start = 0x1000;
+ resv.end = 0x2000;
+ ut_assertok(fdtdec_set_carveout(blob, "/a-test",
+ "memory-region", 2, "test_resv1",
+ &resv));
+
+ resv.start = 0x10000;
+ resv.end = 0x20000;
+ ut_assertok(fdtdec_set_carveout(blob, "/a-test",
+ "memory-region", 1, "test_resv2",
+ &resv));
+
+ resv.start = 0x100000;
+ resv.end = 0x200000;
+ ut_assertok(fdtdec_set_carveout(blob, "/a-test",
+ "memory-region", 0, "test_resv3",
+ &resv));
+
+ offset = fdt_path_offset(blob, "/a-test");
+ ut_assert(offset > 0);
+ prop = fdt_getprop(blob, offset, "memory-region", &len);
+ ut_assertnonnull(prop);
+
+ ut_asserteq(len, 12);
+ ut_assert(fdt_node_offset_by_phandle(blob, fdt32_to_cpu(prop[0])) > 0);
+ ut_assert(fdt_node_offset_by_phandle(blob, fdt32_to_cpu(prop[1])) > 0);
+ ut_assert(fdt_node_offset_by_phandle(blob, fdt32_to_cpu(prop[2])) > 0);
+
+ free(blob);
+
+ return 0;
+}
+DM_TEST(dm_test_fdtdec_set_carveout,
+ DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
diff --git a/test/dm/test-fdt.c b/test/dm/test-fdt.c
index 75ae08081c..a56275aef9 100644
--- a/test/dm/test-fdt.c
+++ b/test/dm/test-fdt.c
@@ -255,7 +255,7 @@ static int dm_test_fdt(struct unit_test_state *uts)
int ret;
int i;
- ret = dm_scan_fdt(gd->fdt_blob, false);
+ ret = dm_extended_scan_fdt(gd->fdt_blob, false);
ut_assert(!ret);
ret = uclass_get(UCLASS_TEST_FDT, &uc);
@@ -867,6 +867,7 @@ static int dm_test_read_int(struct unit_test_state *uts)
u32 val32;
s32 sval;
uint val;
+ u64 val64;
ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
ut_asserteq_str("a-test", dev->name);
@@ -891,10 +892,48 @@ static int dm_test_read_int(struct unit_test_state *uts)
ut_assertok(dev_read_u32u(dev, "uint-value", &val));
ut_asserteq(-1234, val);
+ ut_assertok(dev_read_u64(dev, "int64-value", &val64));
+ ut_asserteq_64(0x1111222233334444, val64);
+
+ ut_asserteq_64(-EINVAL, dev_read_u64(dev, "missing", &val64));
+ ut_asserteq_64(6, dev_read_u64_default(dev, "missing", 6));
+
+ ut_asserteq_64(0x1111222233334444,
+ dev_read_u64_default(dev, "int64-value", 6));
+
return 0;
}
DM_TEST(dm_test_read_int, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+static int dm_test_read_int_index(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+ u32 val32;
+
+ ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
+ ut_asserteq_str("a-test", dev->name);
+
+ ut_asserteq(-EINVAL, dev_read_u32_index(dev, "missing", 0, &val32));
+ ut_asserteq(19, dev_read_u32_index_default(dev, "missing", 0, 19));
+
+ ut_assertok(dev_read_u32_index(dev, "int-array", 0, &val32));
+ ut_asserteq(5678, val32);
+ ut_assertok(dev_read_u32_index(dev, "int-array", 1, &val32));
+ ut_asserteq(9123, val32);
+ ut_assertok(dev_read_u32_index(dev, "int-array", 2, &val32));
+ ut_asserteq(4567, val32);
+ ut_asserteq(-EOVERFLOW, dev_read_u32_index(dev, "int-array", 3,
+ &val32));
+
+ ut_asserteq(5678, dev_read_u32_index_default(dev, "int-array", 0, 2));
+ ut_asserteq(9123, dev_read_u32_index_default(dev, "int-array", 1, 2));
+ ut_asserteq(4567, dev_read_u32_index_default(dev, "int-array", 2, 2));
+ ut_asserteq(2, dev_read_u32_index_default(dev, "int-array", 3, 2));
+
+ return 0;
+}
+DM_TEST(dm_test_read_int_index, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
/* Test iteration through devices by drvdata */
static int dm_test_uclass_drvdata(struct unit_test_state *uts)
{
@@ -953,3 +992,28 @@ static int dm_test_first_child_probe(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_first_child_probe, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test that ofdata is read for parents before children */
+static int dm_test_ofdata_order(struct unit_test_state *uts)
+{
+ struct udevice *bus, *dev;
+
+ ut_assertok(uclass_find_first_device(UCLASS_I2C, &bus));
+ ut_assertnonnull(bus);
+ ut_assert(!(bus->flags & DM_FLAG_PLATDATA_VALID));
+
+ ut_assertok(device_find_first_child(bus, &dev));
+ ut_assertnonnull(dev);
+ ut_assert(!(dev->flags & DM_FLAG_PLATDATA_VALID));
+
+ /* read the child's ofdata which should cause the parent's to be read */
+ ut_assertok(device_ofdata_to_platdata(dev));
+ ut_assert(dev->flags & DM_FLAG_PLATDATA_VALID);
+ ut_assert(bus->flags & DM_FLAG_PLATDATA_VALID);
+
+ ut_assert(!(dev->flags & DM_FLAG_ACTIVATED));
+ ut_assert(!(bus->flags & DM_FLAG_ACTIVATED));
+
+ return 0;
+}
+DM_TEST(dm_test_ofdata_order, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
diff --git a/test/log/Makefile b/test/log/Makefile
index e0d0a4745f..4c92550f6e 100644
--- a/test/log/Makefile
+++ b/test/log/Makefile
@@ -3,3 +3,17 @@
# Copyright (c) 2017 Google, Inc
obj-$(CONFIG_LOG_TEST) += log_test.o
+
+ifdef CONFIG_UT_LOG
+
+obj-y += test-main.o
+
+ifdef CONFIG_SANDBOX
+obj-$(CONFIG_LOG_SYSLOG) += syslog_test.o
+endif
+
+ifndef CONFIG_LOG
+obj-$(CONFIG_CONSOLE_RECORD) += nolog_test.o
+endif
+
+endif # CONFIG_UT_LOG
diff --git a/test/log/nolog_test.c b/test/log/nolog_test.c
new file mode 100644
index 0000000000..84619521c9
--- /dev/null
+++ b/test/log/nolog_test.c
@@ -0,0 +1,135 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2020, Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * Logging function tests for CONFIG_LOG=n.
+ */
+
+/* Needed for testing log_debug() */
+#define DEBUG 1
+
+#include <common.h>
+#include <console.h>
+#include <test/log.h>
+#include <test/test.h>
+#include <test/suites.h>
+#include <test/ut.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define BUFFSIZE 32
+
+static int nolog_test_log_err(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ log_err("testing %s\n", "log_err");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assertok(ut_check_console_line(uts, "testing log_err"));
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_log_err);
+
+static int nolog_test_log_warning(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ log_warning("testing %s\n", "log_warning");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assertok(ut_check_console_line(uts, "testing log_warning"));
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_log_warning);
+
+static int nolog_test_log_notice(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ log_notice("testing %s\n", "log_notice");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assertok(ut_check_console_line(uts, "testing log_notice"));
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_log_notice);
+
+static int nolog_test_log_info(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ log_err("testing %s\n", "log_info");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assertok(ut_check_console_line(uts, "testing log_info"));
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_log_info);
+
+#undef _DEBUG
+#define _DEBUG 0
+static int nolog_test_nodebug(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ debug("testing %s\n", "debug");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_nodebug);
+
+static int nolog_test_log_nodebug(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ log_debug("testing %s\n", "log_debug");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assert(!strcmp(buf, ""));
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_log_nodebug);
+
+#undef _DEBUG
+#define _DEBUG 1
+static int nolog_test_debug(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ debug("testing %s\n", "debug");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assertok(ut_check_console_line(uts, "testing debug"));
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_debug);
+
+static int nolog_test_log_debug(struct unit_test_state *uts)
+{
+ char buf[BUFFSIZE];
+
+ memset(buf, 0, BUFFSIZE);
+ console_record_reset_enable();
+ log_debug("testing %s\n", "log_debug");
+ gd->flags &= ~GD_FLG_RECORD;
+ ut_assertok(ut_check_console_line(uts, "testing log_debug"));
+ ut_assertok(ut_check_console_end(uts));
+ return 0;
+}
+LOG_TEST(nolog_test_log_debug);
diff --git a/test/log/syslog_test.c b/test/log/syslog_test.c
new file mode 100644
index 0000000000..6ca5760eac
--- /dev/null
+++ b/test/log/syslog_test.c
@@ -0,0 +1,280 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2020, Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * Logging function tests for CONFIG_LOG_SYSLOG=y.
+ *
+ * Invoke the test with: ./u-boot -d arch/sandbox/dts/test.dtb
+ */
+
+/* Override CONFIG_LOG_MAX_LEVEL */
+#define LOG_DEBUG
+
+#include <common.h>
+#include <dm/device.h>
+#include <hexdump.h>
+#include <test/log.h>
+#include <test/test.h>
+#include <test/suites.h>
+#include <test/ut.h>
+#include <asm/eth.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/**
+ * struct sb_log_env - private data for sandbox ethernet driver
+ *
+ * This structure is used for the private data of the sandbox ethernet
+ * driver.
+ *
+ * @expected: string expected to be written by the syslog driver
+ * @uts: unit test state
+ */
+struct sb_log_env {
+ const char *expected;
+ struct unit_test_state *uts;
+};
+
+/**
+ * sb_log_tx_handler() - transmit callback function
+ *
+ * This callback function is invoked when a network package is sent using the
+ * sandbox Ethernet driver. The private data of the driver holds a sb_log_env
+ * structure with the unit test state and the expected UDP payload.
+ *
+ * The following checks are executed:
+ *
+ * * the Ethernet packet indicates a IP broadcast message
+ * * the IP header is for a local UDP broadcast message to port 514
+ * * the UDP payload matches the expected string
+ *
+ * After testing the pointer to the expected string is set to NULL to signal
+ * that the callback function has been called.
+ *
+ * @dev: sandbox ethernet device
+ * @packet: Ethernet packet
+ * @len: length of Ethernet packet
+ * Return: 0 = success
+ */
+static int sb_log_tx_handler(struct udevice *dev, void *packet,
+ unsigned int len)
+{
+ struct eth_sandbox_priv *priv = dev_get_priv(dev);
+ struct sb_log_env *env = priv->priv;
+ /* uts is updated by the ut_assert* macros */
+ struct unit_test_state *uts = env->uts;
+ char *buf = packet;
+ struct ethernet_hdr *eth_hdr = packet;
+ struct ip_udp_hdr *ip_udp_hdr;
+
+ /* Check Ethernet header */
+ ut_asserteq_mem(&eth_hdr->et_dest, net_bcast_ethaddr, ARP_HLEN);
+ ut_asserteq(ntohs(eth_hdr->et_protlen), PROT_IP);
+
+ /* Check IP header */
+ buf += sizeof(struct ethernet_hdr);
+ ip_udp_hdr = (struct ip_udp_hdr *)buf;
+ ut_asserteq(ip_udp_hdr->ip_p, IPPROTO_UDP);
+ ut_asserteq(ip_udp_hdr->ip_dst.s_addr, 0xffffffff);
+ ut_asserteq(ntohs(ip_udp_hdr->udp_dst), 514);
+ ut_asserteq(UDP_HDR_SIZE + strlen(env->expected) + 1,
+ ntohs(ip_udp_hdr->udp_len));
+
+ /* Check payload */
+ buf += sizeof(struct ip_udp_hdr);
+ ut_asserteq_mem(env->expected, buf,
+ ntohs(ip_udp_hdr->udp_len) - UDP_HDR_SIZE);
+
+ /* Signal that the callback function has been executed */
+ env->expected = NULL;
+
+ return 0;
+}
+
+/**
+ * syslog_test_log_err() - test log_err() function
+ *
+ * @uts: unit test state
+ * Return: 0 = success
+ */
+static int syslog_test_log_err(struct unit_test_state *uts)
+{
+ int old_log_level = gd->default_log_level;
+ struct sb_log_env env;
+
+ gd->log_fmt = LOGF_DEFAULT;
+ gd->default_log_level = LOGL_INFO;
+ env_set("ethact", "eth@10002000");
+ env_set("log_hostname", "sandbox");
+ env.expected = "<3>sandbox uboot: syslog_test_log_err() "
+ "testing log_err\n";
+ env.uts = uts;
+ sandbox_eth_set_tx_handler(0, sb_log_tx_handler);
+ /* Used by ut_assert macros in the tx_handler */
+ sandbox_eth_set_priv(0, &env);
+ log_err("testing %s\n", "log_err");
+ /* Check that the callback function was called */
+ sandbox_eth_set_tx_handler(0, NULL);
+ gd->default_log_level = old_log_level;
+
+ return 0;
+}
+LOG_TEST(syslog_test_log_err);
+
+/**
+ * syslog_test_log_warning() - test log_warning() function
+ *
+ * @uts: unit test state
+ * Return: 0 = success
+ */
+static int syslog_test_log_warning(struct unit_test_state *uts)
+{
+ int old_log_level = gd->default_log_level;
+ struct sb_log_env env;
+
+ gd->log_fmt = LOGF_DEFAULT;
+ gd->default_log_level = LOGL_INFO;
+ env_set("ethact", "eth@10002000");
+ env_set("log_hostname", "sandbox");
+ env.expected = "<4>sandbox uboot: syslog_test_log_warning() "
+ "testing log_warning\n";
+ env.uts = uts;
+ sandbox_eth_set_tx_handler(0, sb_log_tx_handler);
+ /* Used by ut_assert macros in the tx_handler */
+ sandbox_eth_set_priv(0, &env);
+ log_warning("testing %s\n", "log_warning");
+ sandbox_eth_set_tx_handler(0, NULL);
+ /* Check that the callback function was called */
+ ut_assertnull(env.expected);
+ gd->default_log_level = old_log_level;
+
+ return 0;
+}
+LOG_TEST(syslog_test_log_warning);
+
+/**
+ * syslog_test_log_notice() - test log_notice() function
+ *
+ * @uts: unit test state
+ * Return: 0 = success
+ */
+static int syslog_test_log_notice(struct unit_test_state *uts)
+{
+ int old_log_level = gd->default_log_level;
+ struct sb_log_env env;
+
+ gd->log_fmt = LOGF_DEFAULT;
+ gd->default_log_level = LOGL_INFO;
+ env_set("ethact", "eth@10002000");
+ env_set("log_hostname", "sandbox");
+ env.expected = "<5>sandbox uboot: syslog_test_log_notice() "
+ "testing log_notice\n";
+ env.uts = uts;
+ sandbox_eth_set_tx_handler(0, sb_log_tx_handler);
+ /* Used by ut_assert macros in the tx_handler */
+ sandbox_eth_set_priv(0, &env);
+ log_notice("testing %s\n", "log_notice");
+ sandbox_eth_set_tx_handler(0, NULL);
+ /* Check that the callback function was called */
+ ut_assertnull(env.expected);
+ gd->default_log_level = old_log_level;
+
+ return 0;
+}
+LOG_TEST(syslog_test_log_notice);
+
+/**
+ * syslog_test_log_info() - test log_info() function
+ *
+ * @uts: unit test state
+ * Return: 0 = success
+ */
+static int syslog_test_log_info(struct unit_test_state *uts)
+{
+ int old_log_level = gd->default_log_level;
+ struct sb_log_env env;
+
+ gd->log_fmt = LOGF_DEFAULT;
+ gd->default_log_level = LOGL_INFO;
+ env_set("ethact", "eth@10002000");
+ env_set("log_hostname", "sandbox");
+ env.expected = "<6>sandbox uboot: syslog_test_log_info() "
+ "testing log_info\n";
+ env.uts = uts;
+ sandbox_eth_set_tx_handler(0, sb_log_tx_handler);
+ /* Used by ut_assert macros in the tx_handler */
+ sandbox_eth_set_priv(0, &env);
+ log_info("testing %s\n", "log_info");
+ sandbox_eth_set_tx_handler(0, NULL);
+ /* Check that the callback function was called */
+ ut_assertnull(env.expected);
+ gd->default_log_level = old_log_level;
+
+ return 0;
+}
+LOG_TEST(syslog_test_log_info);
+
+/**
+ * syslog_test_log_debug() - test log_debug() function
+ *
+ * @uts: unit test state
+ * Return: 0 = success
+ */
+static int syslog_test_log_debug(struct unit_test_state *uts)
+{
+ int old_log_level = gd->default_log_level;
+ struct sb_log_env env;
+
+ gd->log_fmt = LOGF_DEFAULT;
+ gd->default_log_level = LOGL_DEBUG;
+ env_set("ethact", "eth@10002000");
+ env_set("log_hostname", "sandbox");
+ env.expected = "<7>sandbox uboot: syslog_test_log_debug() "
+ "testing log_debug\n";
+ env.uts = uts;
+ sandbox_eth_set_tx_handler(0, sb_log_tx_handler);
+ /* Used by ut_assert macros in the tx_handler */
+ sandbox_eth_set_priv(0, &env);
+ log_debug("testing %s\n", "log_debug");
+ sandbox_eth_set_tx_handler(0, NULL);
+ /* Check that the callback function was called */
+ ut_assertnull(env.expected);
+ gd->default_log_level = old_log_level;
+
+ return 0;
+}
+LOG_TEST(syslog_test_log_debug);
+
+/**
+ * syslog_test_log_nodebug() - test logging level filter
+ *
+ * Verify that log_debug() does not lead to a log message if the logging level
+ * is set to LOGL_INFO.
+ *
+ * @uts: unit test state
+ * Return: 0 = success
+ */
+static int syslog_test_log_nodebug(struct unit_test_state *uts)
+{
+ int old_log_level = gd->default_log_level;
+ struct sb_log_env env;
+
+ gd->log_fmt = LOGF_DEFAULT;
+ gd->default_log_level = LOGL_INFO;
+ env_set("ethact", "eth@10002000");
+ env_set("log_hostname", "sandbox");
+ env.expected = "<7>sandbox uboot: syslog_test_log_nodebug() "
+ "testing log_debug\n";
+ env.uts = uts;
+ sandbox_eth_set_tx_handler(0, sb_log_tx_handler);
+ /* Used by ut_assert macros in the tx_handler */
+ sandbox_eth_set_priv(0, &env);
+ log_debug("testing %s\n", "log_debug");
+ sandbox_eth_set_tx_handler(0, NULL);
+ /* Check that the callback function was not called */
+ ut_assertnonnull(env.expected);
+ gd->default_log_level = old_log_level;
+
+ return 0;
+}
+LOG_TEST(syslog_test_log_nodebug);
diff --git a/test/log/test-main.c b/test/log/test-main.c
new file mode 100644
index 0000000000..855de47f33
--- /dev/null
+++ b/test/log/test-main.c
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2020, Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * Logging function tests.
+ */
+
+#include <common.h>
+#include <console.h>
+#include <test/log.h>
+#include <test/suites.h>
+
+int do_ut_log(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ struct unit_test *tests = ll_entry_start(struct unit_test, log_test);
+ const int n_ents = ll_entry_count(struct unit_test, log_test);
+
+ return cmd_ut_category("log", "log_test_",
+ tests, n_ents, argc, argv);
+}