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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 "SourceXmlPullParser.h"
#include "BindingXmlPullParser.h"
#include <gtest/gtest.h>
#include <sstream>
#include <string>
namespace aapt {
constexpr const char16_t* kAndroidNamespaceUri = u"http://schemas.android.com/apk/res/android";
TEST(BindingXmlPullParserTest, SubstituteBindingExpressionsWithTag) {
std::stringstream input;
input << "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
<< "<LinearLayout xmlns:android=\"http://schemas.android.com/apk/res/android\"\n"
<< " xmlns:bind=\"http://schemas.android.com/apk/binding\"\n"
<< " android:id=\"@+id/content\">\n"
<< " <variable name=\"user\" type=\"com.android.test.User\"/>\n"
<< " <TextView android:text=\"@{user.name}\" android:layout_width=\"wrap_content\"\n"
<< " android:layout_height=\"wrap_content\"/>\n"
<< "</LinearLayout>\n";
std::shared_ptr<XmlPullParser> sourceParser = std::make_shared<SourceXmlPullParser>(input);
BindingXmlPullParser parser(sourceParser);
ASSERT_EQ(XmlPullParser::Event::kStartNamespace, parser.next());
EXPECT_EQ(std::u16string(u"http://schemas.android.com/apk/res/android"),
parser.getNamespaceUri());
ASSERT_EQ(XmlPullParser::Event::kStartElement, parser.next());
EXPECT_EQ(std::u16string(u"LinearLayout"), parser.getElementName());
while (parser.next() == XmlPullParser::Event::kText) {}
ASSERT_EQ(XmlPullParser::Event::kStartElement, parser.getEvent());
EXPECT_EQ(std::u16string(u"TextView"), parser.getElementName());
ASSERT_EQ(3u, parser.getAttributeCount());
const auto endAttr = parser.endAttributes();
EXPECT_NE(endAttr, parser.findAttribute(kAndroidNamespaceUri, u"layout_width"));
EXPECT_NE(endAttr, parser.findAttribute(kAndroidNamespaceUri, u"layout_height"));
EXPECT_NE(endAttr, parser.findAttribute(kAndroidNamespaceUri, u"tag"));
while (parser.next() == XmlPullParser::Event::kText) {}
ASSERT_EQ(XmlPullParser::Event::kEndElement, parser.getEvent());
while (parser.next() == XmlPullParser::Event::kText) {}
ASSERT_EQ(XmlPullParser::Event::kEndElement, parser.getEvent());
ASSERT_EQ(XmlPullParser::Event::kEndNamespace, parser.next());
}
TEST(BindingXmlPullParserTest, GenerateVariableDeclarations) {
std::stringstream input;
input << "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
<< "<LinearLayout xmlns:android=\"http://schemas.android.com/apk/res/android\"\n"
<< " xmlns:bind=\"http://schemas.android.com/apk/binding\"\n"
<< " android:id=\"@+id/content\">\n"
<< " <variable name=\"user\" type=\"com.android.test.User\"/>\n"
<< "</LinearLayout>\n";
std::shared_ptr<XmlPullParser> sourceParser = std::make_shared<SourceXmlPullParser>(input);
BindingXmlPullParser parser(sourceParser);
while (XmlPullParser::isGoodEvent(parser.next())) {
ASSERT_NE(XmlPullParser::Event::kBadDocument, parser.getEvent());
}
std::stringstream output;
ASSERT_TRUE(parser.writeToFile(output));
std::string result = output.str();
EXPECT_NE(std::string::npos,
result.find("<entries name=\"user\" type=\"com.android.test.User\"/>"));
}
TEST(BindingXmlPullParserTest, FailOnMissingNameOrTypeInVariableDeclaration) {
std::stringstream input;
input << "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
<< "<LinearLayout xmlns:android=\"http://schemas.android.com/apk/res/android\"\n"
<< " xmlns:bind=\"http://schemas.android.com/apk/binding\"\n"
<< " android:id=\"@+id/content\">\n"
<< " <variable name=\"user\"/>\n"
<< "</LinearLayout>\n";
std::shared_ptr<XmlPullParser> sourceParser = std::make_shared<SourceXmlPullParser>(input);
BindingXmlPullParser parser(sourceParser);
while (XmlPullParser::isGoodEvent(parser.next())) {}
EXPECT_EQ(XmlPullParser::Event::kBadDocument, parser.getEvent());
EXPECT_FALSE(parser.getLastError().empty());
}
} // namespace aapt
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