commit 7d02645fe4c07efe253f68d2d6134922e7c5323e
author Simon Glass <sjg@chromium.org> Fri Mar 04 08:43:01 2022 -0700
committer Tom Rini <trini@konsulko.com> Thu Mar 10 08:28:36 2022 -0500
tree fc3a8a8a4af25118b174deafd2d1ce25887ab9c8
parent 87a5d1b5d012b0663517bfa36f5e01c8028f121a

event: Add a simple test

Add a test for event registration and activation.

Signed-off-by: Simon Glass <sjg@chromium.org>

MAINTAINERS

diff --git a/MAINTAINERS b/MAINTAINERS
index b534ad6..2786ada 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -814,6 +814,7 @@
 S:	Maintained
 F:	common/event.c
 F:	include/event.h
+F:	test/common/event.c
 
 FASTBOOT
 S:	Orphaned

test/common/Makefile

diff --git a/test/common/Makefile b/test/common/Makefile
index 24c9145..9087788 100644
--- a/test/common/Makefile
+++ b/test/common/Makefile
@@ -1,3 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0+
 obj-y += cmd_ut_common.o
 obj-$(CONFIG_AUTOBOOT) += test_autoboot.o
+obj-$(CONFIG_EVENT) += event.o

test/common/event.c

diff --git a/test/common/event.c b/test/common/event.c
new file mode 100644
index 0000000..dfaa66e
--- /dev/null
+++ b/test/common/event.c
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Unit tests for event handling
+ *
+ * Copyright 2021 Google LLC
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <event.h>
+#include <test/common.h>
+#include <test/test.h>
+#include <test/ut.h>
+
+struct test_state {
+	struct udevice *dev;
+	int val;
+};
+
+static int h_adder(void *ctx, struct event *event)
+{
+	struct event_data_test *data = &event->data.test;
+	struct test_state *test_state = ctx;
+
+	test_state->val += data->signal;
+
+	return 0;
+}
+
+static int test_event_base(struct unit_test_state *uts)
+{
+	struct test_state state;
+	int signal;
+
+	state.val = 12;
+	ut_assertok(event_register("wibble", EVT_TEST, h_adder, &state));
+
+	signal = 17;
+
+	/* Check that the handler is called */
+	ut_assertok(event_notify(EVT_TEST, &signal, sizeof(signal)));
+	ut_asserteq(12 + 17, state.val);
+
+	return 0;
+}
+COMMON_TEST(test_event_base, 0);

test/test-main.c

diff --git a/test/test-main.c b/test/test-main.c
index 8fcb02e..ee38d1f 100644
--- a/test/test-main.c
+++ b/test/test-main.c
@@ -7,6 +7,7 @@
 #include <common.h>
 #include <console.h>
 #include <dm.h>
+#include <event.h>
 #include <dm/root.h>
 #include <dm/test.h>
 #include <dm/uclass-internal.h>
@@ -218,6 +219,8 @@
  */
 static int test_pre_run(struct unit_test_state *uts, struct unit_test *test)
 {
+	ut_assertok(event_init());
+
 	if (test->flags & UT_TESTF_DM)
 		ut_assertok(dm_test_pre_run(uts));
 
@@ -260,6 +263,7 @@
 	ut_unsilence_console(uts);
 	if (test->flags & UT_TESTF_DM)
 		ut_assertok(dm_test_post_run(uts));
+	ut_assertok(event_uninit());
 
 	return 0;
 }