src/test/java/eu/svjatoslav/commons/file/IOHelperTest.java

   1 /*
   2  * Svjatoslav Commons - shared library of common functionality. Author: Svjatoslav Agejenko.
   3  * This project is released under Creative Commons Zero (CC0) license.
   4  */
   5 package eu.svjatoslav.commons.file;
   6
   7 import org.junit.Assert;
   8 import org.junit.Test;
   9
  10 import java.io.File;
  11 import java.io.IOException;
  12
  13 public class IOHelperTest {
  14
  15     public static final String UTF_8 = "UTF-8";
  16
  17     @Test
  18     public void testOverwriteFileIfContentDiffers() throws IOException {
  19         final File file = new File("overrideTest.txt");
  20
  21         Assert.assertTrue(IOHelper.overwriteFileIfContentDiffers(file,
  22                 "aoa".getBytes(UTF_8)));
  23
  24         Assert.assertFalse(IOHelper.overwriteFileIfContentDiffers(file,
  25                 "aoa".getBytes(UTF_8)));
  26
  27         Assert.assertTrue(IOHelper.overwriteFileIfContentDiffers(file,
  28                 "1234".getBytes(UTF_8)));
  29
  30         file.delete();
  31     }
  32
  33 }