1/*
2 * Copyright (C) 2015 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 "compile/IdAssigner.h"
18
19#include "test/Context.h"
20#include "test/Builders.h"
21
22#include <gtest/gtest.h>
23
24namespace aapt {
25
26::testing::AssertionResult verifyIds(ResourceTable* table);
27
28TEST(IdAssignerTest, AssignIds) {
29    std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
30            .addSimple(u"@android:attr/foo")
31            .addSimple(u"@android:attr/bar")
32            .addSimple(u"@android:id/foo")
33            .setPackageId(u"android", 0x01)
34            .build();
35
36    std::unique_ptr<IAaptContext> context = test::ContextBuilder().build();
37    IdAssigner assigner;
38
39    ASSERT_TRUE(assigner.consume(context.get(), table.get()));
40    ASSERT_TRUE(verifyIds(table.get()));
41}
42
43TEST(IdAssignerTest, AssignIdsWithReservedIds) {
44    std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
45            .addSimple(u"@android:attr/foo", ResourceId(0x01040006))
46            .addSimple(u"@android:attr/bar")
47            .addSimple(u"@android:id/foo")
48            .addSimple(u"@app:id/biz")
49            .setPackageId(u"android", 0x01)
50            .setPackageId(u"app", 0x7f)
51            .build();
52
53    std::unique_ptr<IAaptContext> context = test::ContextBuilder().build();
54    IdAssigner assigner;
55
56    ASSERT_TRUE(assigner.consume(context.get(), table.get()));
57    ASSERT_TRUE(verifyIds(table.get()));
58}
59
60TEST(IdAssignerTest, FailWhenNonUniqueIdsAssigned) {
61    std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
62            .addSimple(u"@android:attr/foo", ResourceId(0x01040006))
63            .addSimple(u"@android:attr/bar", ResourceId(0x01040006))
64            .setPackageId(u"android", 0x01)
65            .setPackageId(u"app", 0x7f)
66            .build();
67
68    std::unique_ptr<IAaptContext> context = test::ContextBuilder().build();
69    IdAssigner assigner;
70
71    ASSERT_FALSE(assigner.consume(context.get(), table.get()));
72}
73
74::testing::AssertionResult verifyIds(ResourceTable* table) {
75    std::set<uint8_t> packageIds;
76    for (auto& package : table->packages) {
77        if (!package->id) {
78            return ::testing::AssertionFailure() << "package " << package->name << " has no ID";
79        }
80
81        if (!packageIds.insert(package->id.value()).second) {
82            return ::testing::AssertionFailure() << "package " << package->name
83                    << " has non-unique ID " << std::hex << (int) package->id.value() << std::dec;
84        }
85    }
86
87    for (auto& package : table->packages) {
88        std::set<uint8_t> typeIds;
89        for (auto& type : package->types) {
90            if (!type->id) {
91                return ::testing::AssertionFailure() << "type " << type->type << " of package "
92                        << package->name << " has no ID";
93            }
94
95            if (!typeIds.insert(type->id.value()).second) {
96                return ::testing::AssertionFailure() << "type " << type->type
97                        << " of package " << package->name << " has non-unique ID "
98                        << std::hex << (int) type->id.value() << std::dec;
99            }
100        }
101
102
103        for (auto& type : package->types) {
104            std::set<uint16_t> entryIds;
105            for (auto& entry : type->entries) {
106                if (!entry->id) {
107                    return ::testing::AssertionFailure() << "entry " << entry->name << " of type "
108                            << type->type << " of package " << package->name << " has no ID";
109                }
110
111                if (!entryIds.insert(entry->id.value()).second) {
112                    return ::testing::AssertionFailure() << "entry " << entry->name
113                            << " of type " << type->type << " of package " << package->name
114                            << " has non-unique ID "
115                            << std::hex << (int) entry->id.value() << std::dec;
116                }
117            }
118        }
119    }
120    return ::testing::AssertionSuccess() << "all IDs are unique and assigned";
121}
122
123} // namespace aapt
124