content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.
   */
  
  package org.apache.cassandra.tools.nodetool.formatter;
  
  import java.io.ByteArrayOutputStream;
  import java.io.PrintStream;
  
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  
  public class TableBuilderTest
  {
      @Test
      public void testEmptyRow()
      {
          TableBuilder table = new TableBuilder();
  
          ByteArrayOutputStream baos = new ByteArrayOutputStream();
          try (PrintStream out = new PrintStream(baos))
          {
              table.printTo(out);
          }
          assertEquals("", baos.toString());
      }
  
      @Test
      public void testOneRow()
      {
          TableBuilder table = new TableBuilder();
  
          table.add("a", "bb", "ccc");
          ByteArrayOutputStream baos = new ByteArrayOutputStream();
          try (PrintStream out = new PrintStream(baos))
          {
              table.printTo(out);
          }
          assertEquals(String.format("a bb ccc%n"), baos.toString());
      }
  
      @Test
      public void testRows()
      {
          TableBuilder table = new TableBuilder();
          table.add("a", "bb", "ccc");
          table.add("aaa", "bb", "c");
          ByteArrayOutputStream baos = new ByteArrayOutputStream();
          try (PrintStream out = new PrintStream(baos))
          {
              table.printTo(out);
          }
          assertEquals(String.format("a   bb ccc%naaa bb c  %n"), baos.toString());
      }
  
      @Test
      public void testNullColumn()
      {
          TableBuilder table = new TableBuilder();
          table.add("a", "b", "c");
          table.add("a", null, "c");
          table.add("a", null, null);
          table.add(null, "b", "c");
          ByteArrayOutputStream baos = new ByteArrayOutputStream();
          try (PrintStream out = new PrintStream(baos))
          {
              table.printTo(out);
          }
          assertEquals(String.format("a b c%na   c%na    %n  b c%n"), baos.toString());
      }
  
      @Test
      public void testRowsOfDifferentSize()
      {
          TableBuilder table = new TableBuilder();
          table.add("a", "b", "c");
          table.add("a", "b", "c", "d", "e");
          ByteArrayOutputStream baos = new ByteArrayOutputStream();
          try (PrintStream out = new PrintStream(baos))
          {
              table.printTo(out);
          }
          assertEquals(baos.toString(), String.format("a b c    %na b c d e%n"), baos.toString());
      }
  
      @Test
      public void testDelimiter()
      {
          TableBuilder table = new TableBuilder('\t');
  
          table.add("a", "bb", "ccc");
          ByteArrayOutputStream baos = new ByteArrayOutputStream();
          try (PrintStream out = new PrintStream(baos))
          {
              table.printTo(out);
          }
          assertEquals(String.format("a\tbb\tccc%n"), baos.toString());
      }
  }
  