package org.jastacry.test;
   
   import static org.junit.Assert.assertTrue;
   
   import java.io.ByteArrayOutputStream;
   import java.io.PrintStream;
   import java.util.Locale;
   
   import org.jastacry.JaStaCry;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  /**
   * Test of locale functions.
   *
   * @author Kai Kretschmann
   *
   */
  public class TestLocale
  {
      private final ByteArrayOutputStream outContent = new ByteArrayOutputStream();
      private final ByteArrayOutputStream errContent = new ByteArrayOutputStream();
      private final PrintStream originalOut = System.out;
      private final PrintStream originalErr = System.err;
  
      @BeforeEach
      public void setUpStreams() {
          System.setOut(new PrintStream(outContent));
          System.setErr(new PrintStream(errContent));
      }
  
      @AfterEach
      public void restoreStreams() {
          System.setOut(originalOut);
          System.setErr(originalErr);
      }
  
      /**
       * Test method help for Main function in english.
       *
       */
      @Test
      public void testMainHelpEN()
      {
          final String[] sArguments = {
              "-h"
          };
          Locale englishLocale = new Locale("en", "GB");
          Locale.setDefault(englishLocale);
      
          JaStaCry.mainMethod(sArguments);
          String sOut = outContent.toString();
          boolean bFound = sOut.contains("show some help");
          assertTrue("Locale", bFound);
      }
  
      /**
       * Test method help for Main function in german.
       *
       */
      @Test
      public void testMainHelpDE()
      {
          final String[] sArguments = {
              "-h"
          };
          Locale germanLocale = new Locale("de", "DE");
          Locale.setDefault(germanLocale);
  
          JaStaCry.mainMethod(sArguments);
          String sOut = outContent.toString();
          boolean bFound = sOut.contains("zeige Hilfe an");
          assertTrue("Locale", bFound);
      }
  
  }