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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 "xml/XmlDom.h"
#include <string>
#include "flatten/XmlFlattener.h"
#include "io/StringInputStream.h"
#include "test/Test.h"
using ::aapt::io::StringInputStream;
using ::testing::Eq;
using ::testing::NotNull;
using ::testing::SizeIs;
using ::testing::StrEq;
namespace aapt {
namespace xml {
TEST(XmlDomTest, Inflate) {
std::string input = R"(<?xml version="1.0" encoding="utf-8"?>
<Layout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView android:id="@+id/id"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</Layout>)";
StdErrDiagnostics diag;
StringInputStream in(input);
std::unique_ptr<XmlResource> doc = Inflate(&in, &diag, Source("test.xml"));
ASSERT_THAT(doc, NotNull());
Element* el = doc->root.get();
EXPECT_THAT(el->namespace_decls, SizeIs(1u));
EXPECT_THAT(el->namespace_decls[0].uri, StrEq(xml::kSchemaAndroid));
EXPECT_THAT(el->namespace_decls[0].prefix, StrEq("android"));
}
TEST(XmlDomTest, BinaryInflate) {
std::unique_ptr<IAaptContext> context = test::ContextBuilder().Build();
std::unique_ptr<XmlResource> doc = util::make_unique<XmlResource>();
doc->root = util::make_unique<Element>();
doc->root->name = "Layout";
doc->root->line_number = 2u;
NamespaceDecl decl;
decl.uri = kSchemaAndroid;
decl.prefix = "android";
decl.line_number = 2u;
doc->root->namespace_decls.push_back(decl);
BigBuffer buffer(4096);
XmlFlattener flattener(&buffer, {});
ASSERT_TRUE(flattener.Consume(context.get(), doc.get()));
auto block = util::Copy(buffer);
std::unique_ptr<XmlResource> new_doc =
Inflate(block.get(), buffer.size(), context->GetDiagnostics(), Source("test.xml"));
ASSERT_THAT(new_doc, NotNull());
EXPECT_THAT(new_doc->root->name, StrEq("Layout"));
EXPECT_THAT(new_doc->root->line_number, Eq(2u));
ASSERT_THAT(new_doc->root->namespace_decls, SizeIs(1u));
EXPECT_THAT(new_doc->root->namespace_decls[0].uri, StrEq(kSchemaAndroid));
EXPECT_THAT(new_doc->root->namespace_decls[0].prefix, StrEq("android"));
EXPECT_THAT(new_doc->root->namespace_decls[0].line_number, Eq(2u));
}
// Escaping is handled after parsing of the values for resource-specific values.
TEST(XmlDomTest, ForwardEscapes) {
std::unique_ptr<XmlResource> doc = test::BuildXmlDom(R"(
<element value="\?hello" pattern="\\d{5}">\\d{5}</element>)");
Element* el = doc->root.get();
Attribute* attr = el->FindAttribute({}, "pattern");
ASSERT_THAT(attr, NotNull());
EXPECT_THAT(attr->value, Eq("\\\\d{5}"));
attr = el->FindAttribute({}, "value");
ASSERT_THAT(attr, NotNull());
EXPECT_THAT(attr->value, Eq("\\?hello"));
ASSERT_THAT(el->children, SizeIs(1u));
Text* text = xml::NodeCast<xml::Text>(el->children[0].get());
ASSERT_THAT(text, NotNull());
EXPECT_THAT(text->text, Eq("\\\\d{5}"));
}
TEST(XmlDomTest, XmlEscapeSequencesAreParsed) {
std::unique_ptr<XmlResource> doc = test::BuildXmlDom(R"(<element value=""" />)");
Attribute* attr = doc->root->FindAttribute({}, "value");
ASSERT_THAT(attr, NotNull());
EXPECT_THAT(attr->value, Eq("\""));
}
class TestVisitor : public PackageAwareVisitor {
public:
using PackageAwareVisitor::Visit;
void Visit(Element* el) override {
if (el->name == "View1") {
EXPECT_THAT(TransformPackageAlias("one", "local"),
Eq(make_value(ExtractedPackage{"com.one", false})));
} else if (el->name == "View2") {
EXPECT_THAT(TransformPackageAlias("one", "local"),
Eq(make_value(ExtractedPackage{"com.one", false})));
EXPECT_THAT(TransformPackageAlias("two", "local"),
Eq(make_value(ExtractedPackage{"com.two", false})));
} else if (el->name == "View3") {
EXPECT_THAT(TransformPackageAlias("one", "local"),
Eq(make_value(ExtractedPackage{"com.one", false})));
EXPECT_THAT(TransformPackageAlias("two", "local"),
Eq(make_value(ExtractedPackage{"com.two", false})));
EXPECT_THAT(TransformPackageAlias("three", "local"),
Eq(make_value(ExtractedPackage{"com.three", false})));
}
}
};
TEST(XmlDomTest, PackageAwareXmlVisitor) {
std::unique_ptr<XmlResource> doc = test::BuildXmlDom(R"(
<View1 xmlns:one="http://schemas.android.com/apk/res/com.one">
<View2 xmlns:two="http://schemas.android.com/apk/res/com.two">
<View3 xmlns:three="http://schemas.android.com/apk/res/com.three" />
</View2>
</View1>)");
Debug::DumpXml(doc.get());
TestVisitor visitor;
doc->root->Accept(&visitor);
}
} // namespace xml
} // namespace aapt
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