@Test
public void testGetMapRaster() throws Exception {

    List<Map<String, Double>> testParams = paramsFromFile();
    List<Map<String, Object>> expectedResults = resultsFromFile();
    for (int i = 0; i < NUM_TESTS; i++) {
        System.out.println(String.format("Running test: %d", i));
        Map<String, Double> params = testParams.get(i);
        Map<String, Object> actual = rasterer.getMapRaster(params);
        Map<String, Object> expected = expectedResults.get(i);
        String msg = "Your results did not match the expected results for input "
                     + mapToString(params) + ".\n";
        checkParamsMap(msg, expected, actual);
    }
}