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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #include "xml/XmlPullParser.h"
     18 
     19 #include "androidfw/StringPiece.h"
     20 
     21 #include "io/StringStream.h"
     22 #include "test/Test.h"
     23 
     24 using ::aapt::io::StringInputStream;
     25 using ::android::StringPiece;
     26 using ::testing::Eq;
     27 using ::testing::StrEq;
     28 
     29 using Event = ::aapt::xml::XmlPullParser::Event;
     30 
     31 namespace aapt {
     32 namespace xml {
     33 
     34 TEST(XmlPullParserTest, NextChildNodeTraversesCorrectly) {
     35   std::string str =
     36       R"(<?xml version="1.0" encoding="utf-8"?>
     37          <a><b><c xmlns:a="http://schema.org"><d/></c><e/></b></a>)";
     38   StringInputStream input(str);
     39   XmlPullParser parser(&input);
     40 
     41   const size_t depth_outer = parser.depth();
     42   ASSERT_TRUE(XmlPullParser::NextChildNode(&parser, depth_outer));
     43 
     44   EXPECT_THAT(parser.event(), Eq(XmlPullParser::Event::kStartElement));
     45   EXPECT_THAT(parser.element_name(), StrEq("a"));
     46 
     47   const size_t depth_a = parser.depth();
     48   ASSERT_TRUE(XmlPullParser::NextChildNode(&parser, depth_a));
     49   EXPECT_THAT(parser.event(), Eq(XmlPullParser::Event::kStartElement));
     50   EXPECT_THAT(parser.element_name(), StrEq("b"));
     51 
     52   const size_t depth_b = parser.depth();
     53   ASSERT_TRUE(XmlPullParser::NextChildNode(&parser, depth_b));
     54   EXPECT_THAT(parser.event(), Eq(XmlPullParser::Event::kStartElement));
     55   EXPECT_THAT(parser.element_name(), StrEq("c"));
     56 
     57   ASSERT_TRUE(XmlPullParser::NextChildNode(&parser, depth_b));
     58   EXPECT_THAT(parser.event(), Eq(XmlPullParser::Event::kStartElement));
     59   EXPECT_THAT(parser.element_name(), StrEq("e"));
     60 
     61   ASSERT_FALSE(XmlPullParser::NextChildNode(&parser, depth_outer));
     62   EXPECT_THAT(parser.event(), Eq(XmlPullParser::Event::kEndDocument));
     63 }
     64 
     65 }  // namespace xml
     66 }  // namespace aapt
     67