@Test
public void testCreatePointGeneratorWorkflow_invalidParameter() {

    workflowContext.setSampleGeneratorName("STRANGE_NAME");
    try {
        SamplingPointGenerationTool.createPointGeneratorWorkflow(workflowContext);
        fail("IllegalArgumentException expected");
    } catch (IllegalArgumentException expected) {
        assertEquals("Invalid generator name: STRANGE_NAME", expected.getMessage());
    }
}