assertNotSame(jobProcess1.getInputStreamThread(), jobProcess2.getInputStreamThread());
    }

    public void test_constructor_withLargeBufferSize() throws IOException {
        Process mockProcess = createMockProcess("large buffer test");
        JobProcess jobProcess = new JobProcess(mockProcess, 10000, null);

        assertNotNull(jobProcess.getInputStreamThread());
    }

        return process;
    }

    /**
     * Returns the input stream thread that handles process output.
     *
     * @return the input stream thread
     */
    public InputStreamThread getInputStreamThread() {
        return inputStreamThread;
    }

                environment.put("SESSION_ID", sessionId);
                environment.put("OPENSEARCH_URL", SystemUtil.getSearchEngineHttpAddress());
            });

            final InputStreamThread it = jobProcess.getInputStreamThread();
            it.start();

            final Process currentProcess = jobProcess.getProcess();
            currentProcess.waitFor();
            it.join(5000);