1 /*
2 * Copyright (C) 2019 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "src/profiling/memory/page_idle_checker.h"
18
19 #include "perfetto/ext/base/utils.h"
20 #include "test/gtest_and_gmock.h"
21
22 namespace perfetto {
23 namespace profiling {
24 namespace {
25
TEST(PageIdleCheckerTest,AllOnFirstPageAligned)26 TEST(PageIdleCheckerTest, AllOnFirstPageAligned) {
27 EXPECT_EQ(GetFirstPageShare(0, 10), 10u);
28 }
29
TEST(PageIdleCheckerTest,AllOnFirstPageUnAligned)30 TEST(PageIdleCheckerTest, AllOnFirstPageUnAligned) {
31 EXPECT_EQ(GetFirstPageShare(10, 10), 10u);
32 }
33
TEST(PageIdleCheckerTest,WholeFirstPageAligned)34 TEST(PageIdleCheckerTest, WholeFirstPageAligned) {
35 EXPECT_EQ(GetFirstPageShare(0, base::kPageSize + 10), base::kPageSize);
36 EXPECT_EQ(GetLastPageShare(0, base::kPageSize + 10), 10u);
37 }
38
TEST(PageIdleCheckerTest,WholeLastPageAligned)39 TEST(PageIdleCheckerTest, WholeLastPageAligned) {
40 EXPECT_EQ(GetFirstPageShare(0, 3 * base::kPageSize), base::kPageSize);
41 EXPECT_EQ(GetLastPageShare(0, 3 * base::kPageSize), base::kPageSize);
42 }
43
TEST(PageIdleCheckerTest,SomeFirstAndLast)44 TEST(PageIdleCheckerTest, SomeFirstAndLast) {
45 EXPECT_EQ(GetFirstPageShare(10, 3 * base::kPageSize + 10),
46 base::kPageSize - 10);
47 EXPECT_EQ(GetLastPageShare(10, 3 * base::kPageSize + 10), 20u);
48 }
49
50 } // namespace
51 } // namespace profiling
52 } // namespace perfetto
53