288 assertEquals(sj.toString().length(), sj.length());
289
290 // empty in front
291 sj.add("");
292 assertEquals(sj.toString(), prefix + suffix);
293 // empty in middle
294 sj.add("");
295 assertEquals(sj.toString(), prefix + infix + suffix);
296 sj.add("1");
297 assertEquals(sj.toString(), prefix + infix + infix + "1" + suffix);
298 // empty at end
299 sj.add("");
300 assertEquals(sj.toString(), prefix + infix + infix + "1" + infix + suffix);
301
302 sj = new StringJoiner(infix, prefix, suffix).setEmptyValue("<NONE>");
303 sj.add("1");
304 assertEquals(sj.toString(), prefix + "1" + suffix);
305 sj.add("2");
306 assertEquals(sj.toString(), prefix + "1" + infix + "2" + suffix);
307 sj.add("");
308 assertEquals(sj.toString(), prefix + "1" + infix + "2" +infix + suffix);
309 sj.add("3");
310 assertEquals(sj.toString(), prefix + "1" + infix + "2" +infix + infix + "3" + suffix);
311 }
312
313 public void testDelimiterCombinations() {
314 testCombos("", "", "");
315 testCombos("", "<", "");
316 testCombos("", "", ">");
317 testCombos("", "<", ">");
318 testCombos(",", "", "");
319 testCombos(",", "<", "");
320 testCombos(",", "", ">");
321 testCombos(",", "<", ">");
322 }
323 }
324
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288 assertEquals(sj.toString().length(), sj.length());
289
290 // empty in front
291 sj.add("");
292 assertEquals(sj.toString(), prefix + suffix);
293 // empty in middle
294 sj.add("");
295 assertEquals(sj.toString(), prefix + infix + suffix);
296 sj.add("1");
297 assertEquals(sj.toString(), prefix + infix + infix + "1" + suffix);
298 // empty at end
299 sj.add("");
300 assertEquals(sj.toString(), prefix + infix + infix + "1" + infix + suffix);
301
302 sj = new StringJoiner(infix, prefix, suffix).setEmptyValue("<NONE>");
303 sj.add("1");
304 assertEquals(sj.toString(), prefix + "1" + suffix);
305 sj.add("2");
306 assertEquals(sj.toString(), prefix + "1" + infix + "2" + suffix);
307 sj.add("");
308 assertEquals(sj.toString(), prefix + "1" + infix + "2" + infix + suffix);
309 sj.add("3");
310 assertEquals(sj.toString(), prefix + "1" + infix + "2" + infix + infix + "3" + suffix);
311 }
312
313 public void testDelimiterCombinations() {
314 testCombos("", "", "");
315 testCombos("", "<", "");
316 testCombos("", "", ">");
317 testCombos("", "<", ">");
318 testCombos(",", "", "");
319 testCombos(",", "<", "");
320 testCombos(",", "", ">");
321 testCombos(",", "<", ">");
322 }
323 }
324
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