1/*
2 * Copyright (C) 2016 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 "atomic_dex_ref_map-inl.h"
18
19#include <memory>
20
21#include "common_runtime_test.h"
22#include "dex/dex_file-inl.h"
23#include "dex/method_reference.h"
24#include "scoped_thread_state_change-inl.h"
25
26namespace art {
27
28class AtomicDexRefMapTest : public CommonRuntimeTest {};
29
30TEST_F(AtomicDexRefMapTest, RunTests) {
31  ScopedObjectAccess soa(Thread::Current());
32  std::unique_ptr<const DexFile> dex(OpenTestDexFile("Interfaces"));
33  ASSERT_TRUE(dex != nullptr);
34  using Map = AtomicDexRefMap<MethodReference, int>;
35  Map map;
36  int value = 123;
37  // Error case: Not already inserted.
38  EXPECT_FALSE(map.Get(MethodReference(dex.get(), 1), &value));
39  EXPECT_FALSE(map.HaveDexFile(dex.get()));
40  // Error case: Dex file not registered.
41  EXPECT_TRUE(map.Insert(MethodReference(dex.get(), 1), 0, 1) == Map::kInsertResultInvalidDexFile);
42  map.AddDexFile(dex.get());
43  EXPECT_TRUE(map.HaveDexFile(dex.get()));
44  EXPECT_GT(dex->NumMethodIds(), 10u);
45  // After we have added the get should succeed but return the default value.
46  EXPECT_TRUE(map.Get(MethodReference(dex.get(), 1), &value));
47  EXPECT_EQ(value, 0);
48  // Actually insert an item and make sure we can retreive it.
49  static const int kInsertValue = 44;
50  EXPECT_TRUE(map.Insert(MethodReference(dex.get(), 1), 0, kInsertValue) ==
51              Map::kInsertResultSuccess);
52  EXPECT_TRUE(map.Get(MethodReference(dex.get(), 1), &value));
53  EXPECT_EQ(value, kInsertValue);
54  static const int kInsertValue2 = 123;
55  EXPECT_TRUE(map.Insert(MethodReference(dex.get(), 2), 0, kInsertValue2) ==
56              Map::kInsertResultSuccess);
57  EXPECT_TRUE(map.Get(MethodReference(dex.get(), 1), &value));
58  EXPECT_EQ(value, kInsertValue);
59  EXPECT_TRUE(map.Get(MethodReference(dex.get(), 2), &value));
60  EXPECT_EQ(value, kInsertValue2);
61  // Error case: Incorrect expected value for CAS.
62  EXPECT_TRUE(map.Insert(MethodReference(dex.get(), 1), 0, kInsertValue + 1) ==
63      Map::kInsertResultCASFailure);
64  // Correctly overwrite the value and verify.
65  EXPECT_TRUE(map.Insert(MethodReference(dex.get(), 1), kInsertValue, kInsertValue + 1) ==
66      Map::kInsertResultSuccess);
67  EXPECT_TRUE(map.Get(MethodReference(dex.get(), 1), &value));
68  EXPECT_EQ(value, kInsertValue + 1);
69}
70
71}  // namespace art
72