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 #include <utils/String8.h>
19 #include <gtest/gtest.h>
20
21 #include "AaptConfig.h"
22 #include "ResourceFilter.h"
23 #include "ConfigDescription.h"
24
25 using android::String8;
26
27 // In this context, 'Axis' represents a particular field in the configuration,
28 // such as language or density.
29
TEST(WeakResourceFilterTest,EmptyFilterMatchesAnything)30 TEST(WeakResourceFilterTest, EmptyFilterMatchesAnything) {
31 WeakResourceFilter filter;
32 ASSERT_EQ(NO_ERROR, filter.parse(String8("")));
33
34 ConfigDescription config;
35 config.density = 320;
36
37 EXPECT_TRUE(filter.match(config));
38
39 config.language[0] = 'f';
40 config.language[1] = 'r';
41
42 EXPECT_TRUE(filter.match(config));
43 }
44
TEST(WeakResourceFilterTest,MatchesConfigWithUnrelatedAxis)45 TEST(WeakResourceFilterTest, MatchesConfigWithUnrelatedAxis) {
46 WeakResourceFilter filter;
47 ASSERT_EQ(NO_ERROR, filter.parse(String8("fr")));
48
49 ConfigDescription config;
50 config.density = 320;
51
52 EXPECT_TRUE(filter.match(config));
53 }
54
TEST(WeakResourceFilterTest,MatchesConfigWithSameValueAxis)55 TEST(WeakResourceFilterTest, MatchesConfigWithSameValueAxis) {
56 WeakResourceFilter filter;
57 ASSERT_EQ(NO_ERROR, filter.parse(String8("fr")));
58
59 ConfigDescription config;
60 config.language[0] = 'f';
61 config.language[1] = 'r';
62
63 EXPECT_TRUE(filter.match(config));
64 }
65
TEST(WeakResourceFilterTest,MatchesConfigWithSameValueAxisAndOtherUnrelatedAxis)66 TEST(WeakResourceFilterTest, MatchesConfigWithSameValueAxisAndOtherUnrelatedAxis) {
67 WeakResourceFilter filter;
68 ASSERT_EQ(NO_ERROR, filter.parse(String8("fr")));
69
70 ConfigDescription config;
71 config.language[0] = 'f';
72 config.language[1] = 'r';
73 config.density = 320;
74
75 EXPECT_TRUE(filter.match(config));
76 }
77
TEST(WeakResourceFilterTest,MatchesConfigWithOneMatchingAxis)78 TEST(WeakResourceFilterTest, MatchesConfigWithOneMatchingAxis) {
79 WeakResourceFilter filter;
80 ASSERT_EQ(NO_ERROR, filter.parse(String8("fr_FR,sw360dp,normal,en_US")));
81
82 ConfigDescription config;
83 config.language[0] = 'e';
84 config.language[1] = 'n';
85
86 EXPECT_TRUE(filter.match(config));
87 }
88
TEST(WeakResourceFilterTest,DoesNotMatchConfigWithDifferentValueAxis)89 TEST(WeakResourceFilterTest, DoesNotMatchConfigWithDifferentValueAxis) {
90 WeakResourceFilter filter;
91 ASSERT_EQ(NO_ERROR, filter.parse(String8("fr")));
92
93 ConfigDescription config;
94 config.language[0] = 'd';
95 config.language[1] = 'e';
96
97 EXPECT_FALSE(filter.match(config));
98 }
99
TEST(WeakResourceFilterTest,DoesNotMatchWhenOneQualifierIsExplicitlyNotMatched)100 TEST(WeakResourceFilterTest, DoesNotMatchWhenOneQualifierIsExplicitlyNotMatched) {
101 WeakResourceFilter filter;
102 ASSERT_EQ(NO_ERROR, filter.parse(String8("fr_FR,en_US,normal,large,xxhdpi,sw320dp")));
103
104 ConfigDescription config;
105 config.language[0] = 'f';
106 config.language[1] = 'r';
107 config.smallestScreenWidthDp = 600;
108 config.version = 13;
109
110 EXPECT_FALSE(filter.match(config));
111 }
112
TEST(WeakResourceFilterTest,MatchesSmallestWidthWhenSmaller)113 TEST(WeakResourceFilterTest, MatchesSmallestWidthWhenSmaller) {
114 WeakResourceFilter filter;
115 ASSERT_EQ(NO_ERROR, filter.parse(String8("sw600dp")));
116
117 ConfigDescription config;
118 config.language[0] = 'f';
119 config.language[1] = 'r';
120 config.smallestScreenWidthDp = 320;
121 config.version = 13;
122
123 EXPECT_TRUE(filter.match(config));
124 }
125
TEST(WeakResourceFilterTest,MatchesConfigWithSameLanguageButNoRegionSpecified)126 TEST(WeakResourceFilterTest, MatchesConfigWithSameLanguageButNoRegionSpecified) {
127 WeakResourceFilter filter;
128 ASSERT_EQ(NO_ERROR, filter.parse(String8("de-rDE")));
129
130 ConfigDescription config;
131 config.language[0] = 'd';
132 config.language[1] = 'e';
133
134 EXPECT_TRUE(filter.match(config));
135 }
136
TEST(WeakResourceFilterTest,ParsesStandardLocaleOnlyString)137 TEST(WeakResourceFilterTest, ParsesStandardLocaleOnlyString) {
138 WeakResourceFilter filter;
139 EXPECT_EQ(NO_ERROR, filter.parse(String8("de_DE")));
140 }
141
TEST(WeakResourceFilterTest,IgnoresVersion)142 TEST(WeakResourceFilterTest, IgnoresVersion) {
143 WeakResourceFilter filter;
144 ASSERT_EQ(NO_ERROR, filter.parse(String8("normal-v4")));
145
146 ConfigDescription config;
147 config.smallestScreenWidthDp = 600;
148 config.version = 13;
149
150 // The configs don't match on any axis besides version, which should be ignored.
151 EXPECT_TRUE(filter.match(config));
152 }
153
TEST(WeakResourceFilterTest,MatchesConfigWithRegion)154 TEST(WeakResourceFilterTest, MatchesConfigWithRegion) {
155 WeakResourceFilter filter;
156 ASSERT_EQ(NO_ERROR, filter.parse(String8("kok,kok_IN,kok_419")));
157
158 ConfigDescription config;
159 AaptLocaleValue val;
160 ASSERT_TRUE(val.initFromFilterString(String8("kok_IN")));
161 val.writeTo(&config);
162
163 EXPECT_TRUE(filter.match(config));
164 }
165
TEST(StrongResourceFilterTest,MatchesDensities)166 TEST(StrongResourceFilterTest, MatchesDensities) {
167 ConfigDescription config;
168 config.density = 160;
169 config.version = 4;
170 std::set<ConfigDescription> configs;
171 configs.insert(config);
172
173 StrongResourceFilter filter(configs);
174
175 ConfigDescription expectedConfig;
176 expectedConfig.density = 160;
177 expectedConfig.version = 4;
178 ASSERT_TRUE(filter.match(expectedConfig));
179 }
180
TEST(StrongResourceFilterTest,MatchOnlyMdpiAndExcludeAllOthers)181 TEST(StrongResourceFilterTest, MatchOnlyMdpiAndExcludeAllOthers) {
182 std::set<ConfigDescription> configsToMatch;
183 ConfigDescription config;
184 config.density = 160;
185 config.version = 4;
186 configsToMatch.insert(config);
187
188 std::set<ConfigDescription> configsToNotMatch;
189 config.density = 480;
190 configsToNotMatch.insert(config);
191
192 AndResourceFilter filter;
193 filter.addFilter(new InverseResourceFilter(new StrongResourceFilter(configsToNotMatch)));
194 filter.addFilter(new StrongResourceFilter(configsToMatch));
195
196 ConfigDescription expectedConfig;
197 expectedConfig.density = 160;
198 expectedConfig.version = 4;
199 ASSERT_TRUE(filter.match(expectedConfig));
200 }
201