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authorAlan Maguire <alan.maguire@oracle.com>2020-08-04 13:47:42 -0700
committerShuah Khan <skhan@linuxfoundation.org>2020-10-09 14:37:34 -0600
commitaac35468ca20a3a0e75a24c13c0e31610727f120 (patch)
tree54be2cb278226cff9c2cdd6fef0fdc7795b2e4ea /lib
parent90a025a859a3ac4dfe3db62edf21070a90e98766 (diff)
kunit: test: create a single centralized executor for all tests
Add a centralized executor to dispatch tests rather than relying on late_initcall to schedule each test suite separately. Centralized execution is for built-in tests only; modules will execute tests when loaded. Signed-off-by: Alan Maguire <alan.maguire@oracle.com> Co-developed-by: Iurii Zaikin <yzaikin@google.com> Signed-off-by: Iurii Zaikin <yzaikin@google.com> Co-developed-by: Brendan Higgins <brendanhiggins@google.com> Signed-off-by: Brendan Higgins <brendanhiggins@google.com> Reviewed-by: Stephen Boyd <sboyd@kernel.org> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/kunit/Makefile3
-rw-r--r--lib/kunit/executor.c28
-rw-r--r--lib/kunit/test.c2
3 files changed, 31 insertions, 2 deletions
diff --git a/lib/kunit/Makefile b/lib/kunit/Makefile
index 724b94311ca3..c49f4ffb6273 100644
--- a/lib/kunit/Makefile
+++ b/lib/kunit/Makefile
@@ -3,7 +3,8 @@ obj-$(CONFIG_KUNIT) += kunit.o
kunit-objs += test.o \
string-stream.o \
assert.o \
- try-catch.o
+ try-catch.o \
+ executor.o
ifeq ($(CONFIG_KUNIT_DEBUGFS),y)
kunit-objs += debugfs.o
diff --git a/lib/kunit/executor.c b/lib/kunit/executor.c
new file mode 100644
index 000000000000..7015e7328dce
--- /dev/null
+++ b/lib/kunit/executor.c
@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <kunit/test.h>
+
+/*
+ * These symbols point to the .kunit_test_suites section and are defined in
+ * include/asm-generic/vmlinux.lds.h, and consequently must be extern.
+ */
+extern struct kunit_suite * const * const __kunit_suites_start[];
+extern struct kunit_suite * const * const __kunit_suites_end[];
+
+#if IS_BUILTIN(CONFIG_KUNIT)
+
+static int kunit_run_all_tests(void)
+{
+ struct kunit_suite * const * const *suites;
+
+ for (suites = __kunit_suites_start;
+ suites < __kunit_suites_end;
+ suites++)
+ __kunit_test_suites_init(*suites);
+
+ return 0;
+}
+
+late_initcall(kunit_run_all_tests);
+
+#endif /* IS_BUILTIN(CONFIG_KUNIT) */
diff --git a/lib/kunit/test.c b/lib/kunit/test.c
index c36037200310..3fd89f91937f 100644
--- a/lib/kunit/test.c
+++ b/lib/kunit/test.c
@@ -381,7 +381,7 @@ static void kunit_init_suite(struct kunit_suite *suite)
kunit_debugfs_create_suite(suite);
}
-int __kunit_test_suites_init(struct kunit_suite **suites)
+int __kunit_test_suites_init(struct kunit_suite * const * const suites)
{
unsigned int i;