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 "optimize/ResourceDeduper.h"
18
19#include "ResourceTable.h"
20#include "test/Test.h"
21
22namespace aapt {
23
24TEST(ResourceDeduperTest, SameValuesAreDeduped) {
25  std::unique_ptr<IAaptContext> context = test::ContextBuilder().Build();
26  const ConfigDescription default_config = {};
27  const ConfigDescription en_config = test::ParseConfigOrDie("en");
28  const ConfigDescription en_v21_config = test::ParseConfigOrDie("en-v21");
29  // Chosen because this configuration is compatible with en.
30  const ConfigDescription land_config = test::ParseConfigOrDie("land");
31
32  std::unique_ptr<ResourceTable> table =
33      test::ResourceTableBuilder()
34          .AddString("android:string/dedupe", ResourceId{}, default_config,
35                     "dedupe")
36          .AddString("android:string/dedupe", ResourceId{}, en_config, "dedupe")
37          .AddString("android:string/dedupe", ResourceId{}, land_config,
38                     "dedupe")
39          .AddString("android:string/dedupe2", ResourceId{}, default_config,
40                     "dedupe")
41          .AddString("android:string/dedupe2", ResourceId{}, en_config,
42                     "dedupe")
43          .AddString("android:string/dedupe2", ResourceId{}, en_v21_config,
44                     "keep")
45          .AddString("android:string/dedupe2", ResourceId{}, land_config,
46                     "dedupe")
47          .Build();
48
49  ASSERT_TRUE(ResourceDeduper().Consume(context.get(), table.get()));
50  EXPECT_EQ(nullptr, test::GetValueForConfig<String>(
51                         table.get(), "android:string/dedupe", en_config));
52  EXPECT_EQ(nullptr, test::GetValueForConfig<String>(
53                         table.get(), "android:string/dedupe", land_config));
54  EXPECT_EQ(nullptr, test::GetValueForConfig<String>(
55                         table.get(), "android:string/dedupe2", en_config));
56  EXPECT_NE(nullptr, test::GetValueForConfig<String>(
57                         table.get(), "android:string/dedupe2", en_v21_config));
58}
59
60TEST(ResourceDeduperTest, DifferentValuesAreKept) {
61  std::unique_ptr<IAaptContext> context = test::ContextBuilder().Build();
62  const ConfigDescription default_config = {};
63  const ConfigDescription en_config = test::ParseConfigOrDie("en");
64  const ConfigDescription en_v21_config = test::ParseConfigOrDie("en-v21");
65  // Chosen because this configuration is compatible with en.
66  const ConfigDescription land_config = test::ParseConfigOrDie("land");
67
68  std::unique_ptr<ResourceTable> table =
69      test::ResourceTableBuilder()
70          .AddString("android:string/keep", ResourceId{}, default_config,
71                     "keep")
72          .AddString("android:string/keep", ResourceId{}, en_config, "keep")
73          .AddString("android:string/keep", ResourceId{}, en_v21_config,
74                     "keep2")
75          .AddString("android:string/keep", ResourceId{}, land_config, "keep2")
76          .Build();
77
78  ASSERT_TRUE(ResourceDeduper().Consume(context.get(), table.get()));
79  EXPECT_NE(nullptr, test::GetValueForConfig<String>(
80                         table.get(), "android:string/keep", en_config));
81  EXPECT_NE(nullptr, test::GetValueForConfig<String>(
82                         table.get(), "android:string/keep", en_v21_config));
83  EXPECT_NE(nullptr, test::GetValueForConfig<String>(
84                         table.get(), "android:string/keep", land_config));
85}
86
87}  // namespace aapt
88