content: /*
   * This file was automatically generated by UTestGen and EvoSuite
   * Wed Mar 20 22:41:11 GMT 2024
   */
  
  package net.kencochrane.a4j.file;
  
  import org.junit.jupiter.api.Test;
  import static org.junit.jupiter.api.Assertions.*;
  import org.junit.jupiter.api.Timeout;
  import java.util.concurrent.TimeUnit;
  import java.io.File;
  import java.io.FileInputStream;
  import java.util.ArrayList;
  import net.kencochrane.a4j.file.FileUtil;
  import org.evosuite.runtime.EvoRunner;
  import org.evosuite.runtime.EvoRunnerParameters;
  import org.evosuite.runtime.mock.java.io.MockFile;
  import org.evosuite.runtime.testdata.EvoSuiteFile;
  import org.evosuite.runtime.testdata.EvoSuiteURL;
  import org.evosuite.runtime.testdata.FileSystemHandling;
  import org.evosuite.runtime.testdata.NetworkHandling;
  import org.junit.runner.RunWith;
  
  @RunWith(EvoRunner.class) @EvoRunnerParameters(mockJVMNonDeterminism = true, useVFS = true, useVNET = true, resetStaticState = true, separateClassLoader = true) 
  public class FileUtil_ESTest extends FileUtil_ESTest_scaffolding {
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testRenameFile0() throws Throwable  {
        // Test that renaming a file to the same location does not throw an exception
        FileUtil fileUtil = new FileUtil();
        try {
        fileUtil.renameFile("/", "/");
        assertTrue(true);
        } catch (Exception e) {
        fail("Unexpected exception: " + e.getMessage());}
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchSimilarItems0() throws Throwable  {
        // Create a new EvoSuite file with the given path
        EvoSuiteFile arg0 = new EvoSuiteFile("/S_J2D/>2?*T.XML");
        
        // Check that the file was created successfully
        assertNotNull(arg0);
        
        // Create a folder using the FileSystemHandling class
        FileSystemHandling.createFolder(arg0);
        
        // Fetch similar items for the given path
        FileUtil fileUtil = new FileUtil();
        FileInputStream fetchSimilarItems = fileUtil.fetchSimilarItems("j2D/>2?*T", "j2D/>2?*T");
        
        // Check that the fetched items are null
        assertNull(fetchSimilarItems);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchASINFile0() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        EvoSuiteFile arg0 = new EvoSuiteFile("/.XML_.XML_.XML_.XML.XML");
        FileSystemHandling.createFolder(arg0);
        FileInputStream fetchASINFile = fileUtil.fetchASINFile(".xml", ".xml", ".xml", ".xml");
        assertNull(fetchASINFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetSimilarItemsReturningFileWhereCanExecuteIsFalse() throws Throwable  {
        // rollbacked to evosuite
        EvoSuiteFile arg0 = new EvoSuiteFile("/S_J2D/>2?*T.XML");
        FileSystemHandling.createFolder(arg0);
        FileUtil fileUtil = new FileUtil();
        FileSystemHandling.setPermissions(arg0, false, false, false);
        File similarItems = fileUtil.getSimilarItems("j2D/>2?*T", "KeywordSear^Pch=");
        assertNotNull(similarItems);
        assertFalse(similarItems.canWrite());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetBrowseNodeFileReturningFileWhereLengthIsPositive() throws Throwable  {
        // Given: A FileUtil object and a file path with the format "/PBUS#KS@O?FNYLZ_POPCORNMONSTE2-20_86400000.XML"
        FileUtil fileUtil = new FileUtil();
        EvoSuiteFile arg0 = new EvoSuiteFile("/PBUS#KS@O?Fnylz_Popcornmonste2-20_86400000.XML");
        
        // When: The method "appendDataToFile" is called with the file path and a byte array of length 2
        byte[] arg1 = new byte[2];
        FileSystemHandling.appendDataToFile(arg0, arg1);
        
        // Then: A File object for the browse node file should be returned
        File browseNodeFile = fileUtil.getBrowseNodeFile("PbUS#ks@O?Fnylz", "popcornmonste2-20", "86400000");
        assertNotNull(browseNodeFile);
        
        // And: The length of the returned file should be 2L
        assertEquals(2L, browseNodeFile.length());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetAccessoriesReturningFileWhereLengthIsZero() throws Throwable  {
        FileUtil fileUtil = new FileUtil();
        ArrayList<Object> args = new ArrayList<>();
        EvoSuiteFile file = new EvoSuiteFile("/A_.XML.XML");
        
        // Create a folder with the specified name using the createFolder method of the FileSystemHandling class
        FileSystemHandling.createFolder(file);
        
        // Get the accessories for the given arguments
        File accessories = fileUtil.getAccessories(".xml", args);
        
        // Assert that the accessories are not null
        assertNotNull(accessories);
        
        // Assert that the name of the accessories is equal to the specified name
        assertEquals("A_.XML.XML", accessories.getName());
        
        // Assert that the accessories can be executed
        assertTrue(accessories.canExecute());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetASINFileReturningFileWhereLengthIsZero() throws Throwable  {
        // No Comments were added
        FileUtil fileUtil = new FileUtil();
        EvoSuiteFile arg0 = new EvoSuiteFile("/J2L/>2?9T_J2L/>2?9T_J2L/>2?9T_J2L/>2?9T.XML");
        FileSystemHandling.createFolder(arg0);
        File aSINFile = fileUtil.getASINFile("j2L/>2?9T", "j2L/>2?9T", "j2L/>2?9T", "j2L/>2?9T");
        assertNotNull(aSINFile);
        assertEquals(">2?9T.XML", aSINFile.getName());
        assertTrue(aSINFile.isDirectory());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchSimilarItemsReturningFileInputStreamWhereAvailableIsZero() throws Throwable  {
        // Given a file path containing search parameters for similar items
        String query = "/S_SHOPPIN*CART=REMOVE&F=XML&DEV-T=.XML";
        
        // When the method is called with the file path and search parameters
        EvoSuiteFile arg0 = new EvoSuiteFile(query);
        FileSystemHandling.appendStringToFile(arg0, "");
        FileUtil fileUtil = new FileUtil();
        FileInputStream fetchSimilarItems = fileUtil.fetchSimilarItems(query, query);
        
        // Then the method should return a non-empty stream of data for similar items
        assertNotEquals(0, fetchSimilarItems.available());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchBNFileReturningFileInputStreamWhereAvailableIsPositive() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        EvoSuiteFile arg0 = new EvoSuiteFile("/NULL__NULL.XML");
        byte[] arg1 = new byte[5];
        FileSystemHandling.appendDataToFile(arg0, arg1);
        FileInputStream fetchBNFile = fileUtil.fetchBNFile((String) null, "", (String) null);
        assertEquals(5, fetchBNFile.available());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchASINFileReturningFileInputStreamWhereAvailableIsPositive() throws Throwable  {
        // Given a file and some data to append to it
        FileUtil fileUtil = new FileUtil();
        EvoSuiteFile arg0 = new EvoSuiteFile("/.XML_.XML_.XML_.XML.XML");
        byte[] arg1 = new byte[5];
        
        // When we append the data to the file
        FileSystemHandling.appendDataToFile(arg0, arg1);
        
        // Then the file should contain the appended data
        FileInputStream fetchASINFile = fileUtil.fetchASINFile(".xml", ".xml", ".xml", ".xml");
        assertEquals(5, fetchASINFile.available());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetSimilarItems() throws Throwable  {
        // No Comments were added
        EvoSuiteFile arg0 = new EvoSuiteFile("/S_J2D/>2?*T.XML");
        FileSystemHandling.createFolder(arg0);
        FileUtil fileUtil = new FileUtil();
        File similarItems = fileUtil.getSimilarItems("j2D/>2?*T", "KeywordSear^Pch=");
        assertNotNull(similarItems);
        assertEquals("/S_J2D/>2?*T.XML", similarItems.toString());
        assertTrue(similarItems.canRead());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetSimilarItemsReturningNull() throws Throwable  {
        // Arrange
        FileUtil fileUtil = new FileUtil();
        
        // Act
        File similarItems = fileUtil.getSimilarItems("", "");
        
        // Assert
        assertNull(similarItems);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadThirdPartySearchFile() throws Throwable  {
        // No Comments were added
        FileUtil fileUtil = new FileUtil();
        File downloadThirdPartySearchFile = fileUtil.downloadThirdPartySearchFile("https://www.example.com/search?q=b_", "b_", "UTF-8", "b_.txt");
        assertNull(downloadThirdPartySearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadGenericSearchFile() throws Throwable  {
        // No Comments were added
        FileUtil fileUtil = new FileUtil();
        File downloadGenericSearchFile = fileUtil.downloadGenericSearchFile("P\"<it28H_9Q){y", "P\"<it28H_9Q){y", ".xml", "", "P\"<it28H_9Q){y", "ts_");
        assertNull(downloadGenericSearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetBrowseNodeFileReturningFileWhereLengthIsZero() throws Throwable  {
        // Given
        FileUtil fileUtil = new FileUtil();
        EvoSuiteFile arg0 = new EvoSuiteFile("/PBUS#KS@O?FNYLZ_POPCORNMONSTE2-20_86400000.XML");
        
        // When
        FileSystemHandling.createFolder(arg0);
        
        // Then
        File browseNodeFile = fileUtil.getBrowseNodeFile("PbUS#ks@O?Fnylz", "popcornmonste2-20", "86400000");
        assertNotNull(browseNodeFile);
        assertTrue(browseNodeFile.canExecute());
        assertEquals("PBUS#KS@O?FNYLZ_POPCORNMONSTE2-20_86400000.XML", browseNodeFile.getName());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetASINFileReturningFileWhereLengthIsPositive() throws Throwable  {
        // Tests that the FileUtil class can handle invalid file paths correctly
        // Setup
        FileUtil fileUtil = new FileUtil();
        
        // Method call
        EvoSuiteFile arg0 = new EvoSuiteFile("/J2L/>2?9T_J2L/>2?9T_J2L/>2?9T_J2L/>2?9T.XML");
        FileSystemHandling.appendStringToFile(arg0, "C09hYItX{sAL^");
        File aSINFile = fileUtil.getASINFile("j2L/>2?9T", "j2L/>2?9T", "j2L/>2?9T", "j2L/>2?9T");
        
        // Assertions
        assertNotNull(aSINFile);
        assertEquals(13L, aSINFile.length());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetASINFileReturningNull() throws Throwable  {
        // This test verifies that the getASINFile method returns null when given invalid parameters.
        // The method is expected to return null if any of the following conditions are met:
        // * The ASIN does not match the expected pattern (ABC-1234567890)
        // * The SKU does not match the expected pattern (XYZ-9876543210)
        // * The UPC does not match the expected pattern (j2L/>2?9T)
        // * The checksum is not valid
        FileUtil fileUtil = new FileUtil();
        File aSINFile = fileUtil.getASINFile("ABC1234567890", "XYZ9876543210", "j2L/>2?9T", "j2L/>2?9T");
        assertNull(aSINFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadOneASINFile() throws Throwable  {
        // Arrange
        FileUtil fileUtil = new FileUtil();
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&AsinSearch=~Q0bLw?YA^L^swiVW&type=~Q0bLw?YA^L^swiVW&offerpage=d,qu #%P&offer=new&f=xml");
        String asin = "~Q0bLw?YA^L^swiVW";
        String type = "~Q0bLw?YA^L^swiVW";
        String offer = "new";
        String page = "d,qu #%P";
        String delimiter = ":_";
        // Act
        boolean result = fileUtil.downloadOneASINFile(asin, type, offer, page, delimiter);
        // Assert
        assertFalse(result);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadCart() throws Throwable  {
        // Given: A user has access to a shopping cart on an e-commerce website
        // When: The user wants to download their cart for offline browsing
        FileUtil fileUtil = new FileUtil();
        File downloadedCart = fileUtil.downloadCart("https://www.example.com/cart?productId=12345&quantity=5");
        
        // Then: The downloaded cart should be a valid XML file
        assertNotNull(downloadedCart);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadSimilaritesFile() throws Throwable  {
        // Create an instance of FileUtil to use for downloading the similarities file
        FileUtil fileUtil = new FileUtil();
        
        // Create an EvoSuiteURL object to represent the URL of the similarities file
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&SimilaritySearch=Shoppin*Cart=remove&f=xml&dev-t=&type=lite&offerpage=Shoppin*Cart=remove&f=xml");
        
        // Use NetworkHandling.createRemoteTextFile() to create a remote text file with the contents of the similarities file
        NetworkHandling.createRemoteTextFile(arg0, "Shoppin*Cart=remove&f=xml&dev-t=");
        
        // Download the similarities file using FileUtil.downloadSimilaritesFile() and store the result in a boolean variable
        boolean downloadSimilaritesFile = fileUtil.downloadSimilaritesFile("Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=");
        
        // Assert that the download was not successful (i.e., the file could not be downloaded)
        assertFalse(downloadSimilaritesFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchSimilarItemsReturningFileInputStreamWhereAvailableIsPositive() throws Throwable  {
        // rollbacked to evosuite
        EvoSuiteFile arg0 = new EvoSuiteFile("/S_J2D/>2?*T.XML");
        FileSystemHandling.appendLineToFile(arg0, "WKLyOWMnvi");
        FileUtil fileUtil = new FileUtil();
        FileInputStream fetchSimilarItems = fileUtil.fetchSimilarItems("j2D/>2?*T", "j2D/>2?*T");
        assertEquals(11, fetchSimilarItems.available());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchSimilarItems1() throws Throwable  {
        // Given: We have a FileUtil object and a query and location for which we want to fetch similar items.
        FileUtil fileUtil = new FileUtil();
        String query = "example_query";
        String location = "example_location";
        
        // When: We call the fetchSimilarItems method with the given query and location.
        FileInputStream fetchSimilarItems = fileUtil.fetchSimilarItems(query, location);
        
        // Then: The returned FileInputStream should be null since we are testing a negative scenario.
        assertNull(fetchSimilarItems);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchAccessories() throws Throwable  {
        // Given
        FileUtil fileUtil = new FileUtil();
        ArrayList<Object> arg1 = new ArrayList<>();
        EvoSuiteFile arg0 = new EvoSuiteFile("/A_.XML.XML");
        
        // When
        FileInputStream fetchAccessories = fileUtil.fetchAccessories(".xml", arg1);
        
        // Then
        assertNull(fetchAccessories);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetAccessoriesReturningNull() throws Throwable  {
        // Test that the getAccessories method returns null when given a non-existent file name
        FileUtil fileUtil = new FileUtil();
        File accessories = fileUtil.getAccessories("accessory123", (ArrayList) null);
        assertNull(accessories);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchThirdPartySearchFile() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&SellerSearch=Shop%ingCart=moRify&f=xml&de|-t=&type=j2D/>2?*T&page=Shop%ingCart=moRify&f=xml&de|-t=&offerstatus=Shop%ingCart=moRify&f=xml&de|-t=&f=xml");
        NetworkHandling.createRemoteTextFile(arg0, "Shop%ingCart=moRify&f=xml&de|-t=");
        FileInputStream fetchThirdPartySearchFile = fileUtil.fetchThirdPartySearchFile("Shop%ingCart=moRify&f=xml&de|-t=", "j2D/>2?*T", "Shop%ingCart=moRify&f=xml&de|-t=", "Shop%ingCart=moRify&f=xml&de|-t=");
        assertNull(fetchThirdPartySearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchGenericSearchFile() throws Throwable  {
        // No Comments were added
        FileUtil fileUtil = new FileUtil();
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&sw6qrw\"-b=sw6qrw%22-b&mode=sw6qrw\"-b&type=sw6qrw\"-b&page=sw6qrw\"-b&offer=sw6qrw\"-b&f=xml");
        NetworkHandling.createRemoteTextFile(arg0, "amazonServerURL");
        FileInputStream fetchGenericSearchFile = fileUtil.fetchGenericSearchFile("sw6qrw\"-b", "sw6qrw\"-b", "sw6qrw\"-b", "sw6qrw\"-b", "sw6qrw\"-b", "sw6qrw\"-b");
        assertNull(fetchGenericSearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchKeywordSearchFile() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        FileInputStream fetchKeywordSearchFile = fileUtil.fetchKeywordSearchFile("green", "black", "white", "red");
        assertNull(fetchKeywordSearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchBlendedSearchFile() throws Throwable  {
        // Given: A FileUtil object is created
        FileUtil fileUtil = new FileUtil();
        
        // When: The fetchBlendedSearchFile method is called with the parameters "10-minute-cache-life" and "10-minute-cache-life"
        FileInputStream fetchBlendedSearchFile = fileUtil.fetchBlendedSearchFile("10-minute-cache-life", "10-minute-cache-life");
        
        // Then: The method should return null, as the file does not exist
        assertNull(fetchBlendedSearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadKeywordSearchFile() throws Throwable  {
        // Arrange
        FileUtil fileUtil = new FileUtil();
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&KeywordSearch=Shoppin*Cart%3Dremove%26f%3Dxml%26dev-t%3D&mode=Shoppin*Cart=remove&f=xml&dev-t=&type=Shoppin*Cart=remove&f=xml");
        NetworkHandling.createRemoteTextFile(arg0, "Shoppin*Cart=remove&f=xml&dev-t=");
        
        // Act
        File downloadKeywordSearchFile = fileUtil.downloadKeywordSearchFile("Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=");
        
        // Assert
        assertNull(downloadKeywordSearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadBlendedSearchFile() throws Throwable  {
        // Test to ensure that the downloadBlendedSearchFile method returns null when there is no blended search file available.
        
        // Arrange
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&BlendedSearch=%7Bftfee5nO-s+_&type=&f=xml");
        FileUtil fileUtil = new FileUtil();
        
        // Act
        NetworkHandling.createRemoteTextFile(arg0, "{ftfee5nO-s _");
        File downloadBlendedSearchFile = fileUtil.downloadBlendedSearchFile("{ftfee5nO-s _", "");
        
        // Assert
        assertNull(downloadBlendedSearchFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchBNFileWithNonEmptyString() throws Throwable  {
        // Arrange
        FileUtil fileUtil = new FileUtil();
        
        // Act
        FileInputStream fetchBNFile = fileUtil.fetchBNFile("path/to/folder", "file.xml", "UTF-8");
        
        // Assert
        assertNull(fetchBNFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchBNFileWithEmptyStringAndEmptyString() throws Throwable  {
        // Create a new EvoSuiteFile object for testing
        EvoSuiteFile arg0 = new EvoSuiteFile("/__.XML");
        
        // Create a folder using FileSystemHandling.createFolder method
        FileSystemHandling.createFolder(arg0);
        
        // Create a new FileUtil object
        FileUtil fileUtil = new FileUtil();
        
        // Fetch the BNFile using the fetchBNFile method and assert that it is null
        FileInputStream fetchBNFile = fileUtil.fetchBNFile("", "", "");
        assertNull(fetchBNFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetBrowseNodeFileReturningNull() throws Throwable  {
        // This test checks if a specific file in the "cacheLife_folder" directory exists and returns null.
        FileUtil fileUtil = new FileUtil();
        File browseNodeFile = fileUtil.getBrowseNodeFile("cacheLife_folder", "cacheLife_file", "cacheLife_contents");
        assertNull(browseNodeFile); // Since the file does not exist, the method should return null.
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDownloadBrowseNodeFile() throws Throwable  {
        // Given
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&BrowseNodeSearch=Shoppin*Cart=remove&f=xml&dev-t=&mode=Shoppin*Cart=remove&f=xml");
        FileUtil fileUtil = new FileUtil();
        
        // When
        boolean downloadBrowseNodeFile = fileUtil.downloadBrowseNodeFile("Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=", "Shoppin*Cart=remove&f=xml&dev-t=");
        
        // Then
        assertFalse(downloadBrowseNodeFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchASINFileReturningFileInputStreamWhereAvailableIsZero() throws Throwable  {
        // Arrange
        FileUtil fileUtil = new FileUtil();
        EvoSuiteFile arg0 = new EvoSuiteFile("/.#M=_SHOPPINGCART=MODIFY&F=XML&DEV-T=_.#M=_SHOPPINGCART=MODIFY&F=XML&DEV-T=.XML");
        FileSystemHandling.appendStringToFile(arg0, "");
        
        // Act
        FileInputStream fetchASINFile = fileUtil.fetchASINFile(".#m=", ".#m=", "ShoppingCart=modify&f=xml&dev-t=", "ShoppingCart=modify&f=xml&dev-t=");
        
        // Assert
        assertEquals(0, fetchASINFile.available());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testRenameFileWithEmptyStringAndEmptyString() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        fileUtil.renameFile("", "");
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testRenameFile1() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        fileUtil.renameFile("/home/user/Documents/old_file.txt", "/home/user/Documents/new_file.txt");
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testGetSimilarItemsReturningFileWhereLengthIsPositive() throws Throwable  {
        // No Comments were added
        EvoSuiteFile arg0 = new EvoSuiteFile("/S_J2D/>2?*T.XML");
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendStringToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendStringToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileUtil fileUtil = new FileUtil();
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        byte[] arg1 = new byte[111];
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendLineToFile(arg0, "net.kencochrane.a4j.u?il.a4jUtil");
        FileSystemHandling.appendDataToFile(arg0, arg1);
        FileSystemHandling.appendDataToFile(arg0, arg1);
        FileSystemHandling.appendLineToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendStringToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendDataToFile(arg0, arg1);
        FileSystemHandling.appendDataToFile(arg0, arg1);
        FileSystemHandling.appendStringToFile(arg0, "Shop%ingCart=moRify&f=xmlde|-t=");
        FileSystemHandling.appendDataToFile(arg0, arg1);
        File similarItems = fileUtil.getSimilarItems("j2D/>2?*T", "Shop%ingCart=moRify&f=xmlde|-t=");
        assertNotNull(similarItems);
        assertEquals("/S_J2D/>2?*T.XML", similarItems.toString());
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testIsAgeGoodWithFileWhereLengthIsZero() throws Throwable  {
        // Given a FileUtil instance and a mocked File object
        FileUtil fileUtil = new FileUtil();
        MockFile arg0 = new MockFile((File) null, "");
        
        // When the isAgeGood method is called with the mocked File object
        boolean ageGood = fileUtil.isAgeGood(arg0);
        
        // Then the method should return false
        assertFalse(ageGood);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testIsAgeGoodWithNull() throws Throwable  {
        // Arrange
        FileUtil fileUtil = new FileUtil();
        
        // Act
        boolean ageGood = fileUtil.isAgeGood(null);
        
        // Assert
        assertFalse(ageGood);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDeleteFileWithEmptyString() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        fileUtil.deleteFile("");
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testFetchASINFile1() throws Throwable  {
        // rollbacked to evosuite
        EvoSuiteURL arg0 = new EvoSuiteURL("http://xml.amazon.net/onca/xml3?t=popcornmonste2-20&dev-t=DSB0XDDW1GQ3S&AsinSearch=.#m=&type=.#m=&offerpage=ShoppingCart=modify&f=xml&dev-t=&offer=ShoppingCart=modify&f=xml&dev-t=&f=xml");
        NetworkHandling.createRemoteTextFile(arg0, "ShoppingCart=modify&f=xml&dev-t=");
        FileUtil fileUtil = new FileUtil();
        FileInputStream fetchASINFile = fileUtil.fetchASINFile(".#m=", ".#m=", "ShoppingCart=modify&f=xml&dev-t=", "ShoppingCart=modify&f=xml&dev-t=");
        assertNull(fetchASINFile);
    }
  
    @Test
    @Timeout(value = 4000 , unit = TimeUnit.MILLISECONDS)
    public void testDeleteFileWithNonEmptyString() throws Throwable  {
        // rollbacked to evosuite
        FileUtil fileUtil = new FileUtil();
        fileUtil.deleteFile("testFile1.txt");
    }
  }
  