mikemccand commented on a change in pull request #146:
URL: https://github.com/apache/lucene/pull/146#discussion_r638860944
##########
File path:
lucene/analysis/common/src/test/org/apache/lucene/analysis/core/TestFlattenGraphFilter.java
##########
@@ -314,5 +314,116 @@ public void testTwoLongParallelPaths() throws Exception {
11);
}
+ // The end node the long path is supposed to flatten over doesn't exist
+ @AwaitsFix(bugUrl = "https://issues.apache.org/jira/browse/LUCENE-9963";)
+ public void testAltPathFirstStepHole() throws Exception {
+ TokenStream in =
+ new CannedTokenStream(
+ 0,
+ 3,
+ new Token[] {token("abc", 1, 3, 0, 3), token("b", 1, 1, 1, 2),
token("c", 1, 1, 2, 3)});
+
+ TokenStream out = new FlattenGraphFilter(in);
+
+ assertTokenStreamContents(
Review comment:
Phew, thanks @glawson0! This is super tricky. I wish we could inline
little `.png` pictures of the graphs in each case. Maybe `graphviz`/`dot`
supports ascii art output format?
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