assertEquals("pdf", fileTypeHelper.get("application/pdf"));
        assertEquals("text", fileTypeHelper.get("text/plain"));

        // Test non-existent mimetype returns default value
        assertEquals("others", fileTypeHelper.get("non/existent"));
    }

    @Test
    public void test_get_withNullMimetype() {
        assertEquals("others", fileTypeHelper.get(null));
    }

    @Test

        testDelete();
    }

    @Test
    void testStartJob_notFound() {
        // Try to start a non-existent job
        checkPutMethod(new HashMap<>(), "invalid_scheduler_id_12345/start").then().body("response.status", equalTo(1));
    }

    @Test
    void testStopJob_notFound() {
        // Try to stop a non-existent job
        checkPutMethod(new HashMap<>(), "invalid_scheduler_id_12345/stop").then().body("response.status", equalTo(1));

    public void test_get_nullProperty() {
        // Test getting non-existent property
        try {
            fessConfig.get("non.existent.property");
            fail("Should throw exception for non-existent property");
        } catch (ConfigPropertyNotFoundException e) {
            // Expected exception
            assertTrue(e.getMessage().contains("non.existent.property"));
        }
    }

        }
    }

    // Test getScriptEngine with non-existent name
    @Test
    public void test_getScriptEngine_nonExistentName() {
        try {
            scriptEngineFactory.getScriptEngine("nonexistent");
            fail("Should throw ScriptEngineException for non-existent engine");
        } catch (ScriptEngineException e) {

        execJob.testAddSystemProperty(cmdList, "non.existent.property", "default.value", null);
        assertEquals(1, cmdList.size());
        assertEquals("-Dnon.existent.property=default.value", cmdList.get(0));

        // Test with property that doesn't exist and no default value
        cmdList.clear();
        execJob.testAddSystemProperty(cmdList, "another.non.existent", null, null);
        assertEquals(0, cmdList.size());

    }

    @Test
    public void test_getObject_nonExistentKey() {
        // Test getObject with non-existent key
        Object result = WebApiUtil.getObject("nonExistentKey");
        assertNull(result, "getObject should return null for non-existent key");
    }

    @Test
    public void test_setError_withMessage_noRequest() {

        assertEquals(123, dataStoreParams.get("key2"));

        dataStoreParams.put("key3", null);
        assertNull(dataStoreParams.get("key3"));
    }

    // Test get for non-existent key
    @Test
    public void test_getNonExistentKey() {
        assertNull(dataStoreParams.get("nonexistent"));
    }

    // Test getAsString with String value
    @Test

        assertEquals("script for engine2", engine2.getLastScript());
    }

    @Test
    public void test_execute_withInvalidScriptType() {
        // Try to execute with non-existent script type
        try {
            scriptExecutor.execute("nonexistent", "some script");
            fail("Expected ScriptEngineException");
        } catch (ScriptEngineException e) {

        Path nonExistentDir = tempDir.resolve("non-existent");
        themeHelper.closeQuietly(nonExistentDir);
        // Should not throw exception
        assertTrue(true);
    }

    @Test
    public void test_closeQuietly_existingDirectory() throws IOException {
        Path existingDir = tempDir.resolve("existing");
        Files.createDirectory(existingDir);

            assertEquals(logId, jsonPath.getString("response.log.id"));
            logger.info("Get crawling info log by ID test completed");
        }

        // Test GET with non-existent ID
        response = checkMethodBase(new HashMap<>()).get("/api/admin/crawlinginfo/log/nonexistent_id").asString();
        assertEquals(1, JsonPath.from(response).getInt("response.status"));