linux-kernel - [PATCH v14 13/15] mm/damon-test: Add a kunit test for recording setup

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Message-ID: <20200602131549.23617-1-sjpark@amazon.com>
Date:   Tue, 2 Jun 2020 15:15:49 +0200
From:   SeongJae Park <sjpark@...zon.com>
To:     <akpm@...ux-foundation.org>
CC:     SeongJae Park <sjpark@...zon.de>, <Jonathan.Cameron@...wei.com>,
        <aarcange@...hat.com>, <acme@...nel.org>,
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Subject: [PATCH v14 13/15] mm/damon-test: Add a kunit test for recording setup

From: SeongJae Park <sjpark@...zon.de>

This commit adds another unit test case for the recording setup.

Signed-off-by: SeongJae Park <sjpark@...zon.de>
---
 mm/damon-test.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/mm/damon-test.h b/mm/damon-test.h
index cf715529ff64..5b18619efe72 100644
--- a/mm/damon-test.h
+++ b/mm/damon-test.h
@@ -137,6 +137,18 @@ static void damon_test_set_pids(struct kunit *test)
 	KUNIT_EXPECT_STREQ(test, (char *)buf, "\n");
 }
 
+static void damon_test_set_recording(struct kunit *test)
+{
+	struct damon_ctx *ctx = &damon_user_ctx;
+
+	damon_set_recording(ctx, 4242, "foo.bar");
+	KUNIT_EXPECT_EQ(test, ctx->rbuf_len, 4242u);
+	KUNIT_EXPECT_STREQ(test, ctx->rfile_path, "foo.bar");
+	damon_set_recording(ctx, 42, "foo");
+	KUNIT_EXPECT_EQ(test, ctx->rbuf_len, 42u);
+	KUNIT_EXPECT_STREQ(test, ctx->rfile_path, "foo");
+}
+
 /*
  * Test damon_three_regions_in_vmas() function
  *
@@ -596,6 +608,7 @@ static struct kunit_case damon_test_cases[] = {
 	KUNIT_CASE(damon_test_tasks),
 	KUNIT_CASE(damon_test_regions),
 	KUNIT_CASE(damon_test_set_pids),
+	KUNIT_CASE(damon_test_set_recording),
 	KUNIT_CASE(damon_test_three_regions_in_vmas),
 	KUNIT_CASE(damon_test_aggregate),
 	KUNIT_CASE(damon_test_write_rbuf),
-- 
2.17.1