@Test
    public void arrayTest() throws IOException {
        roundTripEquality("id:unittest:testarray::whee", "{ \"actualarray\": ["
                + " \"nalle\"," + " \"\"," + " \"tralle\"]}");
    }
Functional tests for com.yahoo.document.json.JsonWriter.

@author Steinar Knutsen
document/src/test/java/com/yahoo/document/json/JsonWriterTestCase.java