if (outputFile.isFile() && !outputFile.delete()) {
                        logger.warn("Failed to delete output file: {}", outputFile.getAbsolutePath());
                    }
                    return false;
                }

                if (outputFile.isFile() && outputFile.length() == 0) {

        for (int i = 0; i < 5; i++) {
            String thumbnailId = "test-thumbnail-" + i;
            File outputFile = new File(tempDir.toFile(), "thumbnail-" + i + ".png");
            assertTrue(thumbnailGenerator.generate(thumbnailId, outputFile));
            assertTrue(outputFile.exists());
        }
    }

    public void test_isTarget_withVariousMimeTypes() {
        // Test with various MIME types

        final File outputFile = File.createTempFile("command_generator", ".out");
        try {
            assertTrue(outputFile.exists());
            generator.setCommandList(Collections.singletonList("invalid_command_for_test"));
            assertTrue(generator.generate("test_id", outputFile));
        } finally {
            outputFile.delete();
        }
    }

                    updateThumbnailField(thumbnailId, StringUtil.EMPTY);
                    if (outputFile.exists() && !outputFile.delete()) {
                        logger.warn("Failed to delete {}", outputFile.getAbsolutePath());
                    }
                }
            }
            return outputFile.exists();
        });

    }

    /**

            logger.debug("Processing thumbnail: {}", entity);
        }
        final String generatorName = entity.getGenerator();
        try {
            final File outputFile = new File(baseDir, entity.getPath());
            final File noImageFile = new File(outputFile.getAbsolutePath() + NOIMAGE_FILE_SUFFIX);
            if (!noImageFile.isFile() || systemHelper.getCurrentTimeAsLong() - noImageFile.lastModified() > noImageExpired) {

        @Override
        public String getName() {
            return "testGenerator";
        }

        @Override
        public boolean generate(String thumbnailId, File outputFile) {
            generateCalled = true;
            return generateResult;
        }

        @Override
        public boolean isAvailable() {
            return available;
        }

                  <executable>echo</executable>
                  <arguments>
                    <argument>${javaHome}</argument>
                  </arguments>
                  <outputFile>${project.build.directory}/java_11_home</outputFile>
                </configuration>
              </execution>
            </executions>
          </plugin>
        </plugins>
      </build>
    </profile>
  </profiles>

                  <executable>echo</executable>
                  <arguments>
                    <argument>${javaHome}</argument>
                  </arguments>
                  <outputFile>${project.build.directory}/java_11_home</outputFile>
                </configuration>
              </execution>
            </executions>
          </plugin>
        </plugins>
      </build>
    </profile>
  </profiles>