jpountz commented on code in PR #14193:
URL: https://github.com/apache/lucene/pull/14193#discussion_r1944819744
##########
lucene/core/src/test/org/apache/lucene/util/automaton/TestAutomaton.java:
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@@ -667,11 +667,14 @@ public void testConcatenatePreservesDet() throws
Exception {
}
public void testRemoveDeadStates() throws Exception {
- Automaton a =
- Operations.concatenate(Arrays.asList(Automata.makeString("x"),
Automata.makeString("y")));
- assertEquals(4, a.getNumStates());
+ Automaton a = new Automaton();
+ int s1 = a.createState();
+ a.createState(); // create dead state
+ a.setAccept(s1, true);
+ a.finishState();
+ assertEquals(2, a.getNumStates());
a = Operations.removeDeadStates(a);
- assertEquals(3, a.getNumStates());
+ assertEquals(1, a.getNumStates());
}
Review Comment:
Much better, thanks.
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