/*
    * CSVeed (https://github.com/42BV/CSVeed)
    *
    * Copyright 2013-2023 CSVeed.
    *
    * All rights reserved. This program and the accompanying materials
    * are made available under the terms of The Apache Software License,
    * Version 2.0 which accompanies this distribution, and is available at
    * https://www.apache.org/licenses/LICENSE-2.0.txt
   */
  package org.csveed.bean;
  
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import org.csveed.common.Column;
  import org.junit.jupiter.api.Test;
  
  /**
   * The Class DynamicColumnTest.
   */
  class DynamicColumnTest {
  
      /**
       * Advance and reset.
       */
      @Test
      void advanceAndReset() {
          int startColumn = 5;
          int numberOfColumns = 7;
          DynamicColumn column = new DynamicColumn(new Column(startColumn));
          for (int i = 0; i < numberOfColumns - startColumn + 1; i++) {
              column.advanceDynamicColumn();
              assertFalse(column.atFirstDynamicColumn(), "Must not be at first column now");
              column.checkForReset(numberOfColumns);
          }
          assertTrue(column.atFirstDynamicColumn(), "Must be at first dynamic column now");
      }
  
      /**
       * We have no dynamic columns.
       */
      @Test
      void weHaveNoDynamicColumns() {
          DynamicColumn column = new DynamicColumn(null);
          column.advanceDynamicColumn(); // should have no effect
          assertTrue(column.atFirstDynamicColumn(), "Must be at first dynamic column now"); // always the case if empty
      }
  
      /**
       * Active dynamic columns.
       */
      @Test
      void activeDynamicColumns() {
          Column activeColumn = new Column(4);
          Column inactiveColumn = new Column(5);
          DynamicColumn dynamicColumn = new DynamicColumn(activeColumn);
          assertTrue(dynamicColumn.isDynamicColumnActive(activeColumn),
                  "Column " + activeColumn.getColumnIndex() + " must be active");
          assertFalse(dynamicColumn.isDynamicColumnActive(inactiveColumn),
                  "Column " + inactiveColumn.getColumnIndex() + " must be active");
      }
  }