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126 lines
4.3 KiB
126 lines
4.3 KiB
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "androidfw/AttributeFinder.h"
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#include "android-base/macros.h"
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#include "gtest/gtest.h"
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namespace android {
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class MockAttributeFinder
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: public BackTrackingAttributeFinder<MockAttributeFinder, int> {
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public:
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MockAttributeFinder(const uint32_t* attrs, int len)
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: BackTrackingAttributeFinder(0, len) {
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attrs_ = new uint32_t[len];
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memcpy(attrs_, attrs, sizeof(*attrs) * len);
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}
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~MockAttributeFinder() { delete attrs_; }
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inline uint32_t GetAttribute(const int index) const { return attrs_[index]; }
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private:
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uint32_t* attrs_;
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};
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static const uint32_t kSortedAttributes[] = {0x01010000, 0x01010001, 0x01010002,
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0x01010004, 0x02010001, 0x02010010,
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0x7f010001};
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static const uint32_t kPackageUnsortedAttributes[] = {
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0x02010001, 0x02010010, 0x01010000, 0x01010001,
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0x01010002, 0x01010004, 0x7f010001};
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static const uint32_t kSinglePackageAttributes[] = {0x7f010007, 0x7f01000a,
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0x7f01000d, 0x00000000};
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TEST(AttributeFinderTest, IteratesSequentially) {
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const int end = arraysize(kSortedAttributes);
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MockAttributeFinder finder(kSortedAttributes, end);
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EXPECT_EQ(0, finder.Find(0x01010000));
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EXPECT_EQ(1, finder.Find(0x01010001));
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EXPECT_EQ(2, finder.Find(0x01010002));
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EXPECT_EQ(3, finder.Find(0x01010004));
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EXPECT_EQ(4, finder.Find(0x02010001));
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EXPECT_EQ(5, finder.Find(0x02010010));
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EXPECT_EQ(6, finder.Find(0x7f010001));
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EXPECT_EQ(end, finder.Find(0x7f010002));
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}
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TEST(AttributeFinderTest, PackagesAreOutOfOrder) {
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const int end = arraysize(kSortedAttributes);
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MockAttributeFinder finder(kSortedAttributes, end);
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EXPECT_EQ(6, finder.Find(0x7f010001));
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EXPECT_EQ(end, finder.Find(0x7f010002));
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EXPECT_EQ(4, finder.Find(0x02010001));
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EXPECT_EQ(5, finder.Find(0x02010010));
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EXPECT_EQ(0, finder.Find(0x01010000));
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EXPECT_EQ(1, finder.Find(0x01010001));
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EXPECT_EQ(2, finder.Find(0x01010002));
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EXPECT_EQ(3, finder.Find(0x01010004));
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}
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TEST(AttributeFinderTest, SomeAttributesAreNotFound) {
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const int end = arraysize(kSortedAttributes);
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MockAttributeFinder finder(kSortedAttributes, end);
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EXPECT_EQ(0, finder.Find(0x01010000));
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EXPECT_EQ(1, finder.Find(0x01010001));
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EXPECT_EQ(2, finder.Find(0x01010002));
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EXPECT_EQ(end, finder.Find(0x01010003));
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EXPECT_EQ(3, finder.Find(0x01010004));
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EXPECT_EQ(end, finder.Find(0x01010005));
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EXPECT_EQ(end, finder.Find(0x01010006));
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EXPECT_EQ(4, finder.Find(0x02010001));
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EXPECT_EQ(end, finder.Find(0x02010002));
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}
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TEST(AttributeFinderTest, FindAttributesInPackageUnsortedAttributeList) {
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const int end = arraysize(kPackageUnsortedAttributes);
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MockAttributeFinder finder(kPackageUnsortedAttributes, end);
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EXPECT_EQ(2, finder.Find(0x01010000));
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EXPECT_EQ(3, finder.Find(0x01010001));
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EXPECT_EQ(4, finder.Find(0x01010002));
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EXPECT_EQ(end, finder.Find(0x01010003));
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EXPECT_EQ(5, finder.Find(0x01010004));
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EXPECT_EQ(end, finder.Find(0x01010005));
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EXPECT_EQ(end, finder.Find(0x01010006));
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EXPECT_EQ(0, finder.Find(0x02010001));
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EXPECT_EQ(end, finder.Find(0x02010002));
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EXPECT_EQ(1, finder.Find(0x02010010));
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EXPECT_EQ(6, finder.Find(0x7f010001));
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}
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TEST(AttributeFinderTest, FindAttributesInSinglePackageAttributeList) {
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const int end = arraysize(kSinglePackageAttributes);
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MockAttributeFinder finder(kSinglePackageAttributes, end);
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EXPECT_EQ(end, finder.Find(0x010100f4));
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EXPECT_EQ(end, finder.Find(0x010100f5));
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EXPECT_EQ(end, finder.Find(0x010100f6));
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EXPECT_EQ(end, finder.Find(0x010100f7));
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EXPECT_EQ(end, finder.Find(0x010100f8));
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EXPECT_EQ(end, finder.Find(0x010100fa));
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EXPECT_EQ(0, finder.Find(0x7f010007));
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}
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} // namespace android
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