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      1 /*
      2  * Copyright (C) 2011 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 "gtest/gtest.h"
     18 #include "indenter.h"
     19 
     20 TEST(IndenterTest, MultiLineTest) {
     21   std::ostringstream output;
     22   Indenter indent_filter(output.rdbuf(), '\t', 2);
     23   std::ostream input(&indent_filter);
     24 
     25   EXPECT_EQ(output.str(), "");
     26 
     27   input << "hello";
     28   EXPECT_EQ(output.str(), "\t\thello");
     29 
     30   input << "\nhello again";
     31   EXPECT_EQ(output.str(), "\t\thello\n\t\thello again");
     32 
     33   input << "\n";
     34   EXPECT_EQ(output.str(), "\t\thello\n\t\thello again\n");
     35 }
     36