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
26 namespace art {
27
28 class AtomicDexRefMapTest : public CommonRuntimeTest {};
29
TEST_F(AtomicDexRefMapTest,RunTests)30 TEST_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