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 <gtest/gtest.h>
18 #include <utils/String8.h>
19 #include <utils/Vector.h>
20
21 #include "SplitDescription.h"
22 #include "SplitSelector.h"
23 #include "TestRules.h"
24
25 namespace split {
26
27 using namespace android;
28
addSplit(Vector<SplitDescription> & splits,const char * str)29 static ::testing::AssertionResult addSplit(Vector<SplitDescription>& splits, const char* str) {
30 SplitDescription split;
31 if (!SplitDescription::parse(String8(str), &split)) {
32 return ::testing::AssertionFailure() << str << " is not a valid configuration.";
33 }
34 splits.add(split);
35 return ::testing::AssertionSuccess();
36 }
37
TEST(SplitSelectorTest,rulesShouldMatchSelection)38 TEST(SplitSelectorTest, rulesShouldMatchSelection) {
39 Vector<SplitDescription> splits;
40 ASSERT_TRUE(addSplit(splits, "hdpi"));
41 ASSERT_TRUE(addSplit(splits, "xhdpi"));
42 ASSERT_TRUE(addSplit(splits, "xxhdpi"));
43 ASSERT_TRUE(addSplit(splits, "mdpi"));
44
45 SplitDescription targetSplit;
46 ASSERT_TRUE(SplitDescription::parse(String8("hdpi"), &targetSplit));
47
48 SplitSelector selector(splits);
49 SortedVector<SplitDescription> bestSplits;
50 bestSplits.merge(selector.getBestSplits(targetSplit));
51
52 SplitDescription expected;
53 ASSERT_TRUE(SplitDescription::parse(String8("hdpi"), &expected));
54 EXPECT_GE(bestSplits.indexOf(expected), 0);
55
56 KeyedVector<SplitDescription, sp<Rule> > rules = selector.getRules();
57 ssize_t idx = rules.indexOfKey(expected);
58 ASSERT_GE(idx, 0);
59 sp<Rule> rule = rules[idx];
60 ASSERT_TRUE(rule != NULL);
61
62 ASSERT_GT(ResTable_config::DENSITY_HIGH, 180);
63 ASSERT_LT(ResTable_config::DENSITY_HIGH, 263);
64
65 Rule expectedRule(test::AndRule()
66 .add(test::GtRule(Rule::SDK_VERSION, 3))
67 .add(test::GtRule(Rule::SCREEN_DENSITY, 180))
68 .add(test::LtRule(Rule::SCREEN_DENSITY, 263)));
69 EXPECT_RULES_EQ(rule, expectedRule);
70 }
71
72 } // namespace split
73