1ab598f46c
An early refactor. Some ideas became clearer as development continued. Now the various phases are much clearer and more easily reusable. Also added a ton of tests! Change-Id: Ic8f0a70c8222370352e63533b329c40457c0903e
266 lines
11 KiB
C++
266 lines
11 KiB
C++
/*
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* Copyright (C) 2015 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 "flatten/TableFlattener.h"
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#include "unflatten/BinaryResourceParser.h"
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#include "util/Util.h"
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#include "test/Builders.h"
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#include "test/Context.h"
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#include <gtest/gtest.h>
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using namespace android;
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namespace aapt {
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class TableFlattenerTest : public ::testing::Test {
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public:
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void SetUp() override {
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mContext = test::ContextBuilder()
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.setCompilationPackage(u"com.app.test")
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.setPackageId(0x7f)
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.build();
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}
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::testing::AssertionResult flatten(ResourceTable* table, ResTable* outTable) {
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BigBuffer buffer(1024);
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TableFlattenerOptions options = {};
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options.useExtendedChunks = true;
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TableFlattener flattener(&buffer, options);
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if (!flattener.consume(mContext.get(), table)) {
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return ::testing::AssertionFailure() << "failed to flatten ResourceTable";
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}
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std::unique_ptr<uint8_t[]> data = util::copy(buffer);
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if (outTable->add(data.get(), buffer.size(), -1, true) != NO_ERROR) {
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return ::testing::AssertionFailure() << "flattened ResTable is corrupt";
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}
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return ::testing::AssertionSuccess();
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}
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::testing::AssertionResult flatten(ResourceTable* table, ResourceTable* outTable) {
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BigBuffer buffer(1024);
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TableFlattenerOptions options = {};
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options.useExtendedChunks = true;
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TableFlattener flattener(&buffer, options);
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if (!flattener.consume(mContext.get(), table)) {
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return ::testing::AssertionFailure() << "failed to flatten ResourceTable";
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}
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std::unique_ptr<uint8_t[]> data = util::copy(buffer);
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BinaryResourceParser parser(mContext.get(), outTable, {}, data.get(), buffer.size());
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if (!parser.parse()) {
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return ::testing::AssertionFailure() << "flattened ResTable is corrupt";
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}
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return ::testing::AssertionSuccess();
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}
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::testing::AssertionResult exists(ResTable* table,
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const StringPiece16& expectedName,
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const ResourceId expectedId,
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const ConfigDescription& expectedConfig,
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const uint8_t expectedDataType, const uint32_t expectedData,
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const uint32_t expectedSpecFlags) {
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const ResourceName expectedResName = test::parseNameOrDie(expectedName);
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table->setParameters(&expectedConfig);
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ResTable_config config;
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Res_value val;
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uint32_t specFlags;
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if (table->getResource(expectedId.id, &val, false, 0, &specFlags, &config) < 0) {
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return ::testing::AssertionFailure() << "could not find resource with";
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}
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if (expectedDataType != val.dataType) {
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return ::testing::AssertionFailure()
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<< "expected data type "
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<< std::hex << (int) expectedDataType << " but got data type "
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<< (int) val.dataType << std::dec << " instead";
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}
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if (expectedData != val.data) {
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return ::testing::AssertionFailure()
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<< "expected data "
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<< std::hex << expectedData << " but got data "
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<< val.data << std::dec << " instead";
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}
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if (expectedSpecFlags != specFlags) {
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return ::testing::AssertionFailure()
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<< "expected specFlags "
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<< std::hex << expectedSpecFlags << " but got specFlags "
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<< specFlags << std::dec << " instead";
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}
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ResTable::resource_name actualName;
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if (!table->getResourceName(expectedId.id, false, &actualName)) {
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return ::testing::AssertionFailure() << "failed to find resource name";
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}
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StringPiece16 package16(actualName.package, actualName.packageLen);
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if (package16 != expectedResName.package) {
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return ::testing::AssertionFailure()
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<< "expected package '" << expectedResName.package << "' but got '"
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<< package16 << "'";
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}
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StringPiece16 type16(actualName.type, actualName.typeLen);
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if (type16 != toString(expectedResName.type)) {
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return ::testing::AssertionFailure()
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<< "expected type '" << expectedResName.type
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<< "' but got '" << type16 << "'";
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}
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StringPiece16 name16(actualName.name, actualName.nameLen);
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if (name16 != expectedResName.entry) {
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return ::testing::AssertionFailure()
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<< "expected name '" << expectedResName.entry
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<< "' but got '" << name16 << "'";
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}
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if (expectedConfig != config) {
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return ::testing::AssertionFailure()
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<< "expected config '" << expectedConfig << "' but got '"
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<< ConfigDescription(config) << "'";
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}
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return ::testing::AssertionSuccess();
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}
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private:
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std::unique_ptr<IAaptContext> mContext;
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};
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TEST_F(TableFlattenerTest, FlattenFullyLinkedTable) {
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std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
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.setPackageId(u"com.app.test", 0x7f)
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.addSimple(u"@com.app.test:id/one", ResourceId(0x7f020000))
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.addSimple(u"@com.app.test:id/two", ResourceId(0x7f020001))
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.addValue(u"@com.app.test:id/three", ResourceId(0x7f020002),
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test::buildReference(u"@com.app.test:id/one", ResourceId(0x7f020000)))
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.addValue(u"@com.app.test:integer/one", ResourceId(0x7f030000),
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util::make_unique<BinaryPrimitive>(uint8_t(Res_value::TYPE_INT_DEC), 1u))
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.addValue(u"@com.app.test:integer/one", ResourceId(0x7f030000),
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test::parseConfigOrDie("v1"),
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util::make_unique<BinaryPrimitive>(uint8_t(Res_value::TYPE_INT_DEC), 2u))
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.addString(u"@com.app.test:string/test", ResourceId(0x7f040000), u"foo")
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.addString(u"@com.app.test:layout/bar", ResourceId(0x7f050000), u"res/layout/bar.xml")
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.build();
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ResTable resTable;
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ASSERT_TRUE(flatten(table.get(), &resTable));
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:id/one", ResourceId(0x7f020000), {},
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Res_value::TYPE_INT_BOOLEAN, 0u, 0u));
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:id/two", ResourceId(0x7f020001), {},
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Res_value::TYPE_INT_BOOLEAN, 0u, 0u));
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:id/three", ResourceId(0x7f020002), {},
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Res_value::TYPE_REFERENCE, 0x7f020000u, 0u));
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:integer/one", ResourceId(0x7f030000),
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{}, Res_value::TYPE_INT_DEC, 1u,
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ResTable_config::CONFIG_VERSION));
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:integer/one", ResourceId(0x7f030000),
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test::parseConfigOrDie("v1"), Res_value::TYPE_INT_DEC, 2u,
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ResTable_config::CONFIG_VERSION));
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StringPiece16 fooStr = u"foo";
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ssize_t idx = resTable.getTableStringBlock(0)->indexOfString(fooStr.data(), fooStr.size());
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ASSERT_GE(idx, 0);
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:string/test", ResourceId(0x7f040000),
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{}, Res_value::TYPE_STRING, (uint32_t) idx, 0u));
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StringPiece16 barPath = u"res/layout/bar.xml";
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idx = resTable.getTableStringBlock(0)->indexOfString(barPath.data(), barPath.size());
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ASSERT_GE(idx, 0);
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:layout/bar", ResourceId(0x7f050000), {},
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Res_value::TYPE_STRING, (uint32_t) idx, 0u));
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}
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TEST_F(TableFlattenerTest, FlattenEntriesWithGapsInIds) {
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std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
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.setPackageId(u"com.app.test", 0x7f)
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.addSimple(u"@com.app.test:id/one", ResourceId(0x7f020001))
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.addSimple(u"@com.app.test:id/three", ResourceId(0x7f020003))
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.build();
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ResTable resTable;
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ASSERT_TRUE(flatten(table.get(), &resTable));
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:id/one", ResourceId(0x7f020001), {},
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Res_value::TYPE_INT_BOOLEAN, 0u, 0u));
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EXPECT_TRUE(exists(&resTable, u"@com.app.test:id/three", ResourceId(0x7f020003), {},
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Res_value::TYPE_INT_BOOLEAN, 0u, 0u));
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}
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TEST_F(TableFlattenerTest, FlattenUnlinkedTable) {
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std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
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.setPackageId(u"com.app.test", 0x7f)
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.addValue(u"@com.app.test:integer/one", ResourceId(0x7f020000),
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test::buildReference(u"@android:integer/foo"))
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.addValue(u"@com.app.test:style/Theme", ResourceId(0x7f030000), test::StyleBuilder()
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.setParent(u"@android:style/Theme.Material")
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.addItem(u"@android:attr/background", {})
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.addItem(u"@android:attr/colorAccent",
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test::buildReference(u"@com.app.test:color/green"))
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.build())
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.build();
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{
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// Need access to stringPool to make RawString.
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Style* style = test::getValue<Style>(table.get(), u"@com.app.test:style/Theme");
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style->entries[0].value = util::make_unique<RawString>(table->stringPool.makeRef(u"foo"));
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}
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ResourceTable finalTable;
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ASSERT_TRUE(flatten(table.get(), &finalTable));
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Reference* ref = test::getValue<Reference>(&finalTable, u"@com.app.test:integer/one");
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ASSERT_NE(ref, nullptr);
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AAPT_ASSERT_TRUE(ref->name);
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EXPECT_EQ(ref->name.value(), test::parseNameOrDie(u"@android:integer/foo"));
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Style* style = test::getValue<Style>(&finalTable, u"@com.app.test:style/Theme");
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ASSERT_NE(style, nullptr);
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AAPT_ASSERT_TRUE(style->parent);
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AAPT_ASSERT_TRUE(style->parent.value().name);
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EXPECT_EQ(style->parent.value().name.value(),
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test::parseNameOrDie(u"@android:style/Theme.Material"));
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ASSERT_EQ(2u, style->entries.size());
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AAPT_ASSERT_TRUE(style->entries[0].key.name);
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EXPECT_EQ(style->entries[0].key.name.value(),
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test::parseNameOrDie(u"@android:attr/background"));
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RawString* raw = valueCast<RawString>(style->entries[0].value.get());
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ASSERT_NE(raw, nullptr);
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EXPECT_EQ(*raw->value, u"foo");
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AAPT_ASSERT_TRUE(style->entries[1].key.name);
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EXPECT_EQ(style->entries[1].key.name.value(),
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test::parseNameOrDie(u"@android:attr/colorAccent"));
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ref = valueCast<Reference>(style->entries[1].value.get());
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ASSERT_NE(ref, nullptr);
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AAPT_ASSERT_TRUE(ref->name);
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EXPECT_EQ(ref->name.value(), test::parseNameOrDie(u"@com.app.test:color/green"));
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}
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} // namespace aapt
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