diff options
Diffstat (limited to 'vespalib/src/tests/fuzzy/levenshtein_distance_test.cpp')
| -rw-r--r-- | vespalib/src/tests/fuzzy/levenshtein_distance_test.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/vespalib/src/tests/fuzzy/levenshtein_distance_test.cpp b/vespalib/src/tests/fuzzy/levenshtein_distance_test.cpp index 918cbc624db..61824fa4abf 100644 --- a/vespalib/src/tests/fuzzy/levenshtein_distance_test.cpp +++ b/vespalib/src/tests/fuzzy/levenshtein_distance_test.cpp @@ -74,7 +74,11 @@ TEST(LevenshteinDistance, prefix_match_edge_cases) { EXPECT_EQ(prefix_calculate("xy", "", 2), std::optional{2}); EXPECT_EQ(prefix_calculate("xyz", "", 2), std::nullopt); - // Max edits > 2 cases; not supported by DFA implementation. + // Max edits not in {1, 2} cases; not supported by DFA implementation. + EXPECT_EQ(prefix_calculate("", "", 0), std::optional{0}); + EXPECT_EQ(prefix_calculate("abc", "abc", 0), std::optional{0}); + EXPECT_EQ(prefix_calculate("abc", "abcde", 0), std::optional{0}); + EXPECT_EQ(prefix_calculate("abc", "dbc", 0), std::nullopt); EXPECT_EQ(prefix_calculate("abc", "", 3), std::optional{3}); EXPECT_EQ(prefix_calculate("abc", "xy", 3), std::optional{3}); EXPECT_EQ(prefix_calculate("abc", "xyz", 3), std::optional{3}); |