assertEquals("custom-session-123", pythonJob.sessionId);
    }

    // Test execute with process failure
    @Test
    public void test_execute_processFailure() {
        pythonJob.filename("failing.py");

        testProcessHelper.exitValue = 1;
        testProcessHelper.processOutput = "Error: Script failed";

        String result = pythonJob.execute();

        assertEquals("custom-session-456", thumbnailJob.sessionId);
    }

    // Test execute with process failure
    @Test
    public void test_execute_processFailure() {
        thumbnailJob.numOfThreads(1);

        testProcessHelper.exitValue = 1;
        testProcessHelper.processOutput = "Error: Thumbnail generation failed";

Shinsuke Sugaya <******@****.***> 1773442886 +0900