ResTable_test.cpp revision 833f3ccbc8f4dd1ec8abb9121988b99ff34ec4c1
1/*
2 * Copyright (C) 2014 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 <androidfw/ResourceTypes.h>
18
19#include <utils/String8.h>
20#include <utils/String16.h>
21#include "TestHelpers.h"
22#include "data/R.h"
23
24#include <gtest/gtest.h>
25
26using namespace android;
27
28namespace {
29
30/**
31 * Include a binary resource table.
32 *
33 * Package: com.android.test.basic
34 */
35#include "data/basic/basic_arsc.h"
36
37enum { MAY_NOT_BE_BAG = false };
38
39TEST(ResTableTest, shouldLoadSuccessfully) {
40    ResTable table;
41    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
42}
43
44TEST(ResTableTest, simpleTypeIsRetrievedCorrectly) {
45    ResTable table;
46    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
47
48    Res_value val;
49    ssize_t block = table.getResource(R::string::test1, &val, MAY_NOT_BE_BAG);
50
51    ASSERT_GE(block, 0);
52    ASSERT_EQ(Res_value::TYPE_STRING, val.dataType);
53
54    const ResStringPool* pool = table.getTableStringBlock(block);
55    ASSERT_TRUE(NULL != pool);
56    ASSERT_EQ(String8("test1"), pool->string8ObjectAt(val.data));
57}
58
59TEST(ResTableTest, resourceNameIsResolved) {
60    ResTable table;
61    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
62
63    String16 defPackage("com.android.test.basic");
64    String16 testName("@string/test1");
65    uint32_t resID = table.identifierForName(testName.string(), testName.size(),
66                                             0, 0,
67                                             defPackage.string(), defPackage.size());
68    ASSERT_NE(uint32_t(0x00000000), resID);
69    ASSERT_EQ(R::string::test1, resID);
70}
71
72TEST(ResTableTest, noParentThemeIsAppliedCorrectly) {
73    ResTable table;
74    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
75
76    ResTable::Theme theme(table);
77    ASSERT_EQ(NO_ERROR, theme.applyStyle(R::style::Theme1));
78
79    Res_value val;
80    uint32_t specFlags = 0;
81    ssize_t index = theme.getAttribute(R::attr::attr1, &val, &specFlags);
82    ASSERT_GE(index, 0);
83    ASSERT_EQ(Res_value::TYPE_INT_DEC, val.dataType);
84    ASSERT_EQ(uint32_t(100), val.data);
85
86    index = theme.getAttribute(R::attr::attr2, &val, &specFlags);
87    ASSERT_GE(index, 0);
88    ASSERT_EQ(Res_value::TYPE_REFERENCE, val.dataType);
89    ASSERT_EQ(R::integer::number1, val.data);
90}
91
92TEST(ResTableTest, parentThemeIsAppliedCorrectly) {
93    ResTable table;
94    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
95
96    ResTable::Theme theme(table);
97    ASSERT_EQ(NO_ERROR, theme.applyStyle(R::style::Theme2));
98
99    Res_value val;
100    uint32_t specFlags = 0;
101    ssize_t index = theme.getAttribute(R::attr::attr1, &val, &specFlags);
102    ASSERT_GE(index, 0);
103    ASSERT_EQ(Res_value::TYPE_INT_DEC, val.dataType);
104    ASSERT_EQ(uint32_t(300), val.data);
105
106    index = theme.getAttribute(R::attr::attr2, &val, &specFlags);
107    ASSERT_GE(index, 0);
108    ASSERT_EQ(Res_value::TYPE_REFERENCE, val.dataType);
109    ASSERT_EQ(R::integer::number1, val.data);
110}
111
112TEST(ResTableTest, referenceToBagIsNotResolved) {
113    ResTable table;
114    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
115
116    Res_value val;
117    ssize_t block = table.getResource(R::integer::number2, &val, MAY_NOT_BE_BAG);
118    ASSERT_GE(block, 0);
119    ASSERT_EQ(Res_value::TYPE_REFERENCE, val.dataType);
120    ASSERT_EQ(R::array::integerArray1, val.data);
121
122    ssize_t newBlock = table.resolveReference(&val, block);
123    EXPECT_EQ(block, newBlock);
124    EXPECT_EQ(Res_value::TYPE_REFERENCE, val.dataType);
125    EXPECT_EQ(R::array::integerArray1, val.data);
126}
127
128TEST(ResTableTest, resourcesStillAccessibleAfterParameterChange) {
129    ResTable table;
130    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
131
132    Res_value val;
133    ssize_t block = table.getResource(R::integer::number1, &val, MAY_NOT_BE_BAG);
134    ASSERT_GE(block, 0);
135    ASSERT_EQ(Res_value::TYPE_INT_DEC, val.dataType);
136
137    const ResTable::bag_entry* entry;
138    ssize_t count = table.lockBag(R::array::integerArray1, &entry);
139    ASSERT_GE(count, 0);
140    table.unlockBag(entry);
141
142    ResTable_config param;
143    memset(&param, 0, sizeof(param));
144    param.density = 320;
145    table.setParameters(&param);
146
147    block = table.getResource(R::integer::number1, &val, MAY_NOT_BE_BAG);
148    ASSERT_GE(block, 0);
149    ASSERT_EQ(Res_value::TYPE_INT_DEC, val.dataType);
150
151    count = table.lockBag(R::array::integerArray1, &entry);
152    ASSERT_GE(count, 0);
153    table.unlockBag(entry);
154}
155
156TEST(ResTableTest, resourceIsOverridenWithBetterConfig) {
157    ResTable table;
158    ASSERT_EQ(NO_ERROR, table.add(basic_arsc, basic_arsc_len));
159
160    Res_value val;
161    ssize_t block = table.getResource(R::integer::number1, &val, MAY_NOT_BE_BAG);
162    ASSERT_GE(block, 0);
163    ASSERT_EQ(Res_value::TYPE_INT_DEC, val.dataType);
164    ASSERT_EQ(uint32_t(200), val.data);
165
166    ResTable_config param;
167    memset(&param, 0, sizeof(param));
168    param.language[0] = 's';
169    param.language[1] = 'v';
170    param.country[0] = 'S';
171    param.country[1] = 'E';
172    table.setParameters(&param);
173
174    block = table.getResource(R::integer::number1, &val, MAY_NOT_BE_BAG);
175    ASSERT_GE(block, 0);
176    ASSERT_EQ(Res_value::TYPE_INT_DEC, val.dataType);
177    ASSERT_EQ(uint32_t(400), val.data);
178}
179
180}
181