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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "StringPool.h"
#include "util/Util.h"
#include <gtest/gtest.h>
#include <string>
namespace aapt {
TEST(StringPoolTest, InsertOneString) {
StringPool pool;
StringPool::Ref ref = pool.makeRef(u"wut");
EXPECT_EQ(*ref, u"wut");
}
TEST(StringPoolTest, InsertTwoUniqueStrings) {
StringPool pool;
StringPool::Ref ref = pool.makeRef(u"wut");
StringPool::Ref ref2 = pool.makeRef(u"hey");
EXPECT_EQ(*ref, u"wut");
EXPECT_EQ(*ref2, u"hey");
}
TEST(StringPoolTest, DoNotInsertNewDuplicateString) {
StringPool pool;
StringPool::Ref ref = pool.makeRef(u"wut");
StringPool::Ref ref2 = pool.makeRef(u"wut");
EXPECT_EQ(*ref, u"wut");
EXPECT_EQ(*ref2, u"wut");
EXPECT_EQ(1u, pool.size());
}
TEST(StringPoolTest, MaintainInsertionOrderIndex) {
StringPool pool;
StringPool::Ref ref = pool.makeRef(u"z");
StringPool::Ref ref2 = pool.makeRef(u"a");
StringPool::Ref ref3 = pool.makeRef(u"m");
EXPECT_EQ(0u, ref.getIndex());
EXPECT_EQ(1u, ref2.getIndex());
EXPECT_EQ(2u, ref3.getIndex());
}
TEST(StringPoolTest, PruneStringsWithNoReferences) {
StringPool pool;
StringPool::Ref refA = pool.makeRef(u"foo");
{
StringPool::Ref ref = pool.makeRef(u"wut");
EXPECT_EQ(*ref, u"wut");
EXPECT_EQ(2u, pool.size());
}
StringPool::Ref refB = pool.makeRef(u"bar");
EXPECT_EQ(3u, pool.size());
pool.prune();
EXPECT_EQ(2u, pool.size());
StringPool::const_iterator iter = begin(pool);
EXPECT_EQ((*iter)->value, u"foo");
EXPECT_LT((*iter)->index, 2u);
++iter;
EXPECT_EQ((*iter)->value, u"bar");
EXPECT_LT((*iter)->index, 2u);
}
TEST(StringPoolTest, SortAndMaintainIndexesInReferences) {
StringPool pool;
StringPool::Ref ref = pool.makeRef(u"z");
StringPool::StyleRef ref2 = pool.makeRef(StyleString{ {u"a"} });
StringPool::Ref ref3 = pool.makeRef(u"m");
EXPECT_EQ(*ref, u"z");
EXPECT_EQ(0u, ref.getIndex());
EXPECT_EQ(*(ref2->str), u"a");
EXPECT_EQ(1u, ref2.getIndex());
EXPECT_EQ(*ref3, u"m");
EXPECT_EQ(2u, ref3.getIndex());
pool.sort([](const StringPool::Entry& a, const StringPool::Entry& b) -> bool {
return a.value < b.value;
});
EXPECT_EQ(*ref, u"z");
EXPECT_EQ(2u, ref.getIndex());
EXPECT_EQ(*(ref2->str), u"a");
EXPECT_EQ(0u, ref2.getIndex());
EXPECT_EQ(*ref3, u"m");
EXPECT_EQ(1u, ref3.getIndex());
}
TEST(StringPoolTest, SortAndStillDedupe) {
StringPool pool;
StringPool::Ref ref = pool.makeRef(u"z");
StringPool::Ref ref2 = pool.makeRef(u"a");
StringPool::Ref ref3 = pool.makeRef(u"m");
pool.sort([](const StringPool::Entry& a, const StringPool::Entry& b) -> bool {
return a.value < b.value;
});
StringPool::Ref ref4 = pool.makeRef(u"z");
StringPool::Ref ref5 = pool.makeRef(u"a");
StringPool::Ref ref6 = pool.makeRef(u"m");
EXPECT_EQ(ref4.getIndex(), ref.getIndex());
EXPECT_EQ(ref5.getIndex(), ref2.getIndex());
EXPECT_EQ(ref6.getIndex(), ref3.getIndex());
}
TEST(StringPoolTest, AddStyles) {
StringPool pool;
StyleString str {
{ u"android" },
{
Span{ { u"b" }, 2, 6 }
}
};
StringPool::StyleRef ref = pool.makeRef(str);
EXPECT_EQ(0u, ref.getIndex());
EXPECT_EQ(std::u16string(u"android"), *(ref->str));
ASSERT_EQ(1u, ref->spans.size());
const StringPool::Span& span = ref->spans.front();
EXPECT_EQ(*(span.name), u"b");
EXPECT_EQ(2u, span.firstChar);
EXPECT_EQ(6u, span.lastChar);
}
TEST(StringPoolTest, DoNotDedupeStyleWithSameStringAsNonStyle) {
StringPool pool;
StringPool::Ref ref = pool.makeRef(u"android");
StyleString str { { u"android" } };
StringPool::StyleRef styleRef = pool.makeRef(str);
EXPECT_NE(ref.getIndex(), styleRef.getIndex());
}
TEST(StringPoolTest, FlattenEmptyStringPoolUtf8) {
using namespace android; // For NO_ERROR on Windows.
StringPool pool;
BigBuffer buffer(1024);
StringPool::flattenUtf8(&buffer, pool);
std::unique_ptr<uint8_t[]> data = util::copy(buffer);
ResStringPool test;
ASSERT_EQ(test.setTo(data.get(), buffer.size()), NO_ERROR);
}
TEST(StringPoolTest, FlattenOddCharactersUtf16) {
using namespace android; // For NO_ERROR on Windows.
StringPool pool;
pool.makeRef(u"\u093f");
BigBuffer buffer(1024);
StringPool::flattenUtf16(&buffer, pool);
std::unique_ptr<uint8_t[]> data = util::copy(buffer);
ResStringPool test;
ASSERT_EQ(test.setTo(data.get(), buffer.size()), NO_ERROR);
size_t len = 0;
const char16_t* str = test.stringAt(0, &len);
EXPECT_EQ(1u, len);
EXPECT_EQ(u'\u093f', *str);
EXPECT_EQ(0u, str[1]);
}
constexpr const char16_t* sLongString = u"バッテリーを長持ちさせるため、バッテリーセーバーは端末のパフォーマンスを抑え、バイブレーション、位置情報サービス、大半のバックグラウンドデータを制限します。メール、SMSや、同期を使 用するその他のアプリは、起動しても更新されないことがあります。バッテリーセーバーは端末の充電中は自動的にOFFになります。";
TEST(StringPoolTest, FlattenUtf8) {
using namespace android; // For NO_ERROR on Windows.
StringPool pool;
StringPool::Ref ref1 = pool.makeRef(u"hello");
StringPool::Ref ref2 = pool.makeRef(u"goodbye");
StringPool::Ref ref3 = pool.makeRef(sLongString);
StringPool::StyleRef ref4 = pool.makeRef(StyleString{
{ u"style" },
{ Span{ { u"b" }, 0, 1 }, Span{ { u"i" }, 2, 3 } }
});
EXPECT_EQ(0u, ref1.getIndex());
EXPECT_EQ(1u, ref2.getIndex());
EXPECT_EQ(2u, ref3.getIndex());
EXPECT_EQ(3u, ref4.getIndex());
BigBuffer buffer(1024);
StringPool::flattenUtf8(&buffer, pool);
std::unique_ptr<uint8_t[]> data = util::copy(buffer);
{
ResStringPool test;
ASSERT_EQ(test.setTo(data.get(), buffer.size()), NO_ERROR);
EXPECT_EQ(util::getString(test, 0), u"hello");
EXPECT_EQ(util::getString(test, 1), u"goodbye");
EXPECT_EQ(util::getString(test, 2), sLongString);
EXPECT_EQ(util::getString(test, 3), u"style");
const ResStringPool_span* span = test.styleAt(3);
ASSERT_NE(nullptr, span);
EXPECT_EQ(util::getString(test, span->name.index), u"b");
EXPECT_EQ(0u, span->firstChar);
EXPECT_EQ(1u, span->lastChar);
span++;
ASSERT_NE(ResStringPool_span::END, span->name.index);
EXPECT_EQ(util::getString(test, span->name.index), u"i");
EXPECT_EQ(2u, span->firstChar);
EXPECT_EQ(3u, span->lastChar);
span++;
EXPECT_EQ(ResStringPool_span::END, span->name.index);
}
}
} // namespace aapt
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