},
        "finnish_keywords": {
          "type":       "keyword_marker",
          "keywords": ["Hei", "maailma", "haku"]
        },

        },
        "finnish_keywords": {
          "type":       "keyword_marker",
          "keywords": ["Hei", "maailma", "haku"]
        },

    @Test
    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"));
        }
    }

                clientHolder[0] = new CrawlerEngineClient();
            } catch (Exception e) {
                exceptionHolder[0] = e;
            }
        });

        thread.start();
        thread.join();

        assertNull(exceptionHolder[0]);
        assertNotNull(clientHolder[0]);
    }

    // Test repeated instantiation
    @Test
    public void test_repeatedInstantiation() {

        // Start all threads
        for (Thread thread : threads) {
            thread.start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join();
        }

        // Verify no exceptions occurred
        for (int i = 0; i < threadCount; i++) {
            assertNull(exceptions[i], "Thread " + i + " threw exception");

* A text editor or IDE. We use and recommend [IntelliJ IDEA CE](http://www.jetbrains.com/idea/). IntelliJ Ultimate will also work. You'll need IntelliJ 2021.2.2 or newer.
* [git](https://git-scm.com/) and a [GitHub account](https://github.com/join).

Gradle uses pull requests for contributions. Fork [gradle/gradle](https://github.com/gradle/gradle) and clone your fork. Configure your Git username and email with:

    git config user.name 'First Last'

        startLatch.countDown();

        // Wait for writer thread to complete
        writerThread.join(1000);

        // Wait for all reader threads to complete
        for (Thread thread : readerThreads) {
            thread.join(testDurationMs + 1000);
        }

        // Verify that alive was changed to false

        ExecResult execResult = exec(command);
        if (execResult.returnCode() != 0) {
            throw new AssertionError(String.join(" ", command) + " failed with return code: " + execResult);
        }
        return execResult.stdout();
    }

            }
        }
        if (validQueries.isEmpty()) {
            return new String[0];
        }
        // Group validated queries by FacetQueryView and OR-join within the same group
        final Set<String> used = new java.util.HashSet<>();
        final List<String> groupedQueries = new ArrayList<>();
        for (final FacetQueryView view : facetQueryViewList) {

        JobProcess jobProcess = new JobProcess(mockProcess, 100, callback);
        InputStreamThread thread = jobProcess.getInputStreamThread();

        thread.start();
        thread.join(1000);

        assertEquals(2, callbackResults.size());
        assertEquals("integration test", callbackResults.get(0));
        assertEquals("second line", callbackResults.get(1));