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Message-Id: <20190923090249.127984-11-brendanhiggins@google.com>
Date: Mon, 23 Sep 2019 02:02:40 -0700
From: Brendan Higgins <brendanhiggins@...gle.com>
To: frowand.list@...il.com, gregkh@...uxfoundation.org,
jpoimboe@...hat.com, keescook@...gle.com,
kieran.bingham@...asonboard.com, mcgrof@...nel.org,
peterz@...radead.org, robh@...nel.org, sboyd@...nel.org,
shuah@...nel.org, tytso@....edu, yamada.masahiro@...ionext.com
Cc: devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
kunit-dev@...glegroups.com, linux-doc@...r.kernel.org,
linux-fsdevel@...r.kernel.org, linux-kbuild@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
linux-nvdimm@...ts.01.org, linux-um@...ts.infradead.org,
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jdike@...toit.com, joel@....id.au, julia.lawall@...6.fr,
khilman@...libre.com, knut.omang@...cle.com, logang@...tatee.com,
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richard@....at, rientjes@...gle.com, rostedt@...dmis.org,
wfg@...ux.intel.com, torvalds@...ux-foundation.org,
Brendan Higgins <brendanhiggins@...gle.com>
Subject: [PATCH v18 10/19] kunit: test: add tests for kunit test abort
Add KUnit tests for the KUnit test abort mechanism (see preceding
commit). Add tests both for general try catch mechanism as well as
non-architecture specific mechanism.
Signed-off-by: Brendan Higgins <brendanhiggins@...gle.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Reviewed-by: Logan Gunthorpe <logang@...tatee.com>
Reviewed-by: Stephen Boyd <sboyd@...nel.org>
---
lib/kunit/Makefile | 3 +-
lib/kunit/test-test.c | 106 ++++++++++++++++++++++++++++++++++++++++++
2 files changed, 108 insertions(+), 1 deletion(-)
create mode 100644 lib/kunit/test-test.c
diff --git a/lib/kunit/Makefile b/lib/kunit/Makefile
index c9176c9c578c..769d9402b5d3 100644
--- a/lib/kunit/Makefile
+++ b/lib/kunit/Makefile
@@ -3,6 +3,7 @@ obj-$(CONFIG_KUNIT) += test.o \
assert.o \
try-catch.o
-obj-$(CONFIG_KUNIT_TEST) += string-stream-test.o
+obj-$(CONFIG_KUNIT_TEST) += test-test.o \
+ string-stream-test.o
obj-$(CONFIG_KUNIT_EXAMPLE_TEST) += example-test.o
diff --git a/lib/kunit/test-test.c b/lib/kunit/test-test.c
new file mode 100644
index 000000000000..06d34d36b103
--- /dev/null
+++ b/lib/kunit/test-test.c
@@ -0,0 +1,106 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * KUnit test for core test infrastructure.
+ *
+ * Copyright (C) 2019, Google LLC.
+ * Author: Brendan Higgins <brendanhiggins@...gle.com>
+ */
+#include <kunit/test.h>
+
+struct kunit_try_catch_test_context {
+ struct kunit_try_catch *try_catch;
+ bool function_called;
+};
+
+static void kunit_test_successful_try(void *data)
+{
+ struct kunit *test = data;
+ struct kunit_try_catch_test_context *ctx = test->priv;
+
+ ctx->function_called = true;
+}
+
+static void kunit_test_no_catch(void *data)
+{
+ struct kunit *test = data;
+
+ KUNIT_FAIL(test, "Catch should not be called\n");
+}
+
+static void kunit_test_try_catch_successful_try_no_catch(struct kunit *test)
+{
+ struct kunit_try_catch_test_context *ctx = test->priv;
+ struct kunit_try_catch *try_catch = ctx->try_catch;
+
+ kunit_try_catch_init(try_catch,
+ test,
+ kunit_test_successful_try,
+ kunit_test_no_catch);
+ kunit_try_catch_run(try_catch, test);
+
+ KUNIT_EXPECT_TRUE(test, ctx->function_called);
+}
+
+static void kunit_test_unsuccessful_try(void *data)
+{
+ struct kunit *test = data;
+ struct kunit_try_catch_test_context *ctx = test->priv;
+ struct kunit_try_catch *try_catch = ctx->try_catch;
+
+ kunit_try_catch_throw(try_catch);
+ KUNIT_FAIL(test, "This line should never be reached\n");
+}
+
+static void kunit_test_catch(void *data)
+{
+ struct kunit *test = data;
+ struct kunit_try_catch_test_context *ctx = test->priv;
+
+ ctx->function_called = true;
+}
+
+static void kunit_test_try_catch_unsuccessful_try_does_catch(struct kunit *test)
+{
+ struct kunit_try_catch_test_context *ctx = test->priv;
+ struct kunit_try_catch *try_catch = ctx->try_catch;
+
+ kunit_try_catch_init(try_catch,
+ test,
+ kunit_test_unsuccessful_try,
+ kunit_test_catch);
+ kunit_try_catch_run(try_catch, test);
+
+ KUNIT_EXPECT_TRUE(test, ctx->function_called);
+}
+
+static int kunit_try_catch_test_init(struct kunit *test)
+{
+ struct kunit_try_catch_test_context *ctx;
+
+ ctx = kunit_kzalloc(test, sizeof(*ctx), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ test->priv = ctx;
+
+ ctx->try_catch = kunit_kmalloc(test,
+ sizeof(*ctx->try_catch),
+ GFP_KERNEL);
+ if (!ctx->try_catch)
+ return -ENOMEM;
+
+ return 0;
+}
+
+static struct kunit_case kunit_try_catch_test_cases[] = {
+ KUNIT_CASE(kunit_test_try_catch_successful_try_no_catch),
+ KUNIT_CASE(kunit_test_try_catch_unsuccessful_try_does_catch),
+ {}
+};
+
+static struct kunit_suite kunit_try_catch_test_suite = {
+ .name = "kunit-try-catch-test",
+ .init = kunit_try_catch_test_init,
+ .test_cases = kunit_try_catch_test_cases,
+};
+kunit_test_suite(kunit_try_catch_test_suite);
--
2.23.0.351.gc4317032e6-goog
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