project.layout.buildDirectory.file("tmp/teŝt files/leftover/leftover").get().asFile.apply {
                                parentFile.mkdirs()
                                createNewFile()
                            }
                        }
                    }
                    useJUnitPlatform()
                }
            }

            assertNotNull(clazz.getMethod("canWrite"), "Should have canWrite method");
            assertNotNull(clazz.getMethod("length"), "Should have length method");
            assertNotNull(clazz.getMethod("createNewFile"), "Should have createNewFile method");
            assertNotNull(clazz.getMethod("mkdir"), "Should have mkdir method");
            assertNotNull(clazz.getMethod("mkdirs"), "Should have mkdirs method");

        void testCreateNewFileWhenExists() throws SmbException, IOException {
            // Arrange
            doReturn(true).when(smbFile).exists();
            doNothing().when(smbFile).createNewFile();

            // Act
            smbFile.createNewFile();

            // Assert - should not throw exception when file exists
        }
    }

    @Nested
    class WhenHandlingConnections {

        @Test

        System.setProperty("fess.var.path", varDir.toString());
        final File testFile = new File(varDir.toFile(), "data/test.txt");
        testFile.getParentFile().mkdirs();
        testFile.createNewFile();

        // Should not throw
        action.validateFilePath(testFile.getAbsolutePath());
    }

    @Test
    public void test_validateFilePath_pathOutsideVarPath() {

        dir1.mkdirs();
        File expiredFile = new File(dir1, "expired.png");
        expiredFile.createNewFile();
        expiredFile.setLastModified(System.currentTimeMillis() - 10000L);

        File recentFile = new File(dir1, "recent.png");
        recentFile.createNewFile();
        recentFile.setLastModified(System.currentTimeMillis());

        // Override purge to avoid client operations

        String dirPath = baseUrl + "shared/listdir_" + timestamp + "/";
        SmbFile file1 = new SmbFile(dirPath + "file1.txt", fileContext);
        file1.createNewFile();
        file1.close();

        SmbFile file2 = new SmbFile(dirPath + "file2.txt", fileContext);
        file2.createNewFile();
        file2.close();

        SmbFile subdir = new SmbFile(dirPath + "subdir/", fileContext);
        subdir.mkdir();

    file.mkdir();
    return file;
  }

  @CanIgnoreReturnValue
  private File newFile(String name) throws IOException {
    File file = new File(rootDir, name);
    file.createNewFile();
    return file;
  }

    file.mkdir();
    return file;
  }

  @CanIgnoreReturnValue
  private File newFile(String name) throws IOException {
    File file = new File(rootDir, name);
    file.createNewFile();
    return file;
  }

    try {
      assertThat(temp.exists()).isTrue();
      assertThat(temp.isDirectory()).isTrue();
      assertThat(temp.listFiles()).isEmpty();
      File child = new File(temp, "child");
      assertThat(child.createNewFile()).isTrue();
      assertThat(child.delete()).isTrue();

      if (!isAndroid() && !isWindows()) {
        PosixFileAttributes attributes =

                            }
                        }));

        context.setProjectDirectory(tempDir.toFile());

        File file = new File(tempDir.resolve("file.txt").toString());
        if (!file.createNewFile()) {
            throw new IOException("Can't create " + file);
        }
    }

    @Test
    void testRootDirectoryWithNull() {
        context.setProjectDirectory(null);