@Test
public void testCommonSuffix() {
checkCollectorEmpty("suffix", "", MoreCollectors.commonSuffix());
List<String> input = Arrays.asList("defabc", "degfabc", "dfgfgabc", "efghabc", "dfgabc");
checkShortCircuitCollector(
"suffix", "abc", input.size(), input::stream, MoreCollectors.commonSuffix());
List<CharSequence> inputSeq =
Arrays.asList(
new StringBuffer("degfabc"),
"dfgfgabc",
new StringBuilder("efghabc"),
"defabc",
"dfgabc");
checkShortCircuitCollector(
"suffix", "abc", inputSeq.size(), inputSeq::stream, MoreCollectors.commonSuffix());
List<String> input2 = Arrays.asList("defabc", "defgabc", "dabcdfgfg", "efghabc", "dfgabc");
checkShortCircuitCollector("suffix", "", 3, input2::stream, MoreCollectors.commonSuffix());
List<String> inputHalf = new ArrayList<>();
inputHalf.addAll(Collections.nCopies(1000, "abc"));
inputHalf.addAll(Collections.nCopies(1000, "def"));
checkShortCircuitCollector(
"suffix", "", 1001, inputHalf::stream, MoreCollectors.commonSuffix());
List<String> inputSurrogate =
Arrays.asList("\ud801\udc2fabc", "\ud802\udc2fabc", "\ud803\udc2fabc");
checkShortCircuitCollector(
"suffix",
"abc",
inputSurrogate.size(),
inputSurrogate::stream,
MoreCollectors.commonSuffix());
List<String> inputSurrogateBad = Arrays.asList("x\udc2fabc", "y\udc2fabc", "z\udc2fabc");
checkShortCircuitCollector(
"suffix",
"\udc2fabc",
inputSurrogateBad.size(),
inputSurrogateBad::stream,
MoreCollectors.commonSuffix());
List<String> inputSurrogateMix =
Arrays.asList("\ud801\udc2fabc", "x\udc2fabc", "\ud801\udc14abc");
checkShortCircuitCollector(
"suffix",
"abc",
inputSurrogateMix.size(),
inputSurrogateMix::stream,
MoreCollectors.commonSuffix());
}
