System.out.println("sampleOccurred-var");
SampleResult res = new SampleResult();
res.setResponseData("test".getBytes());
JMeterVariables vars = new JMeterVariables();
vars.put("TEST1", "TEST");
SampleEvent e = new SampleEvent(res, "Test", vars);
FlexibleFileWriter instance = new FlexibleFileWriter();
instance.setFilename(File.createTempFile("ffw_test_", ".txt").getAbsolutePath());
System.out.println("prop: " + JMeterUtils.getProperty("sample_variables"));
System.out.println("count: " + SampleEvent.getVarCount());
instance.setColumns("variable#0| |variable#| |variable#4t");