tools/aapt2/compile/XmlIdCollector_test.cpp

/*
 * 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 "compile/XmlIdCollector.h"

#include <algorithm>

#include "test/Test.h"

namespace aapt {

TEST(XmlIdCollectorTest, CollectsIds) {
  std::unique_ptr<IAaptContext> context = test::ContextBuilder().Build();

  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"EOF(
            <View xmlns:android="http://schemas.android.com/apk/res/android"
                  android:id="@+id/foo"
                  text="@+id/bar">
              <SubView android:id="@+id/car"
                       class="@+id/bar"/>
            </View>)EOF");

  XmlIdCollector collector;
  ASSERT_TRUE(collector.Consume(context.get(), doc.get()));

  EXPECT_EQ(
      1, std::count(doc->file.exported_symbols.begin(),
                    doc->file.exported_symbols.end(),
                    SourcedResourceName{test::ParseNameOrDie("id/foo"), 3u}));

  EXPECT_EQ(
      1, std::count(doc->file.exported_symbols.begin(),
                    doc->file.exported_symbols.end(),
                    SourcedResourceName{test::ParseNameOrDie("id/bar"), 3u}));

  EXPECT_EQ(
      1, std::count(doc->file.exported_symbols.begin(),
                    doc->file.exported_symbols.end(),
                    SourcedResourceName{test::ParseNameOrDie("id/car"), 6u}));
}

TEST(XmlIdCollectorTest, DontCollectNonIds) {
  std::unique_ptr<IAaptContext> context = test::ContextBuilder().Build();

  std::unique_ptr<xml::XmlResource> doc =
      test::BuildXmlDom("<View foo=\"@+string/foo\"/>");

  XmlIdCollector collector;
  ASSERT_TRUE(collector.Consume(context.get(), doc.get()));

  EXPECT_TRUE(doc->file.exported_symbols.empty());
}

TEST(XmlIdCollectorTest, ErrorOnInvalidIds) {
  std::unique_ptr<IAaptContext> context = test::ContextBuilder().Build();

  std::unique_ptr<xml::XmlResource> doc =
      test::BuildXmlDom("<View foo=\"@+id/foo$bar\"/>");

  XmlIdCollector collector;
  ASSERT_FALSE(collector.Consume(context.get(), doc.get()));
}

}  // namespace aapt