diff options
Diffstat (limited to 'searchlib/src/tests/queryeval/weak_and_scorers/weak_and_scorers_test.cpp')
| -rw-r--r-- | searchlib/src/tests/queryeval/weak_and_scorers/weak_and_scorers_test.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/searchlib/src/tests/queryeval/weak_and_scorers/weak_and_scorers_test.cpp b/searchlib/src/tests/queryeval/weak_and_scorers/weak_and_scorers_test.cpp index e1f3f0805d9..8a0bc28f4dd 100644 --- a/searchlib/src/tests/queryeval/weak_and_scorers/weak_and_scorers_test.cpp +++ b/searchlib/src/tests/queryeval/weak_and_scorers/weak_and_scorers_test.cpp @@ -63,4 +63,27 @@ TEST("require that DotProductScorer calculates term score") EXPECT_EQUAL(11u, itr->_unpackDocId); } +TEST("test bm25 idf scorer for wand") +{ + wand::Bm25TermFrequencyScorer scorer(1000000, 1.0); + EXPECT_EQUAL(13410046, scorer.calculateMaxScore(1, 1)); + EXPECT_EQUAL(11464136, scorer.calculateMaxScore(10, 1)); + EXPECT_EQUAL(6907256, scorer.calculateMaxScore(1000, 1)); + EXPECT_EQUAL(4605121, scorer.calculateMaxScore(10000, 1)); + EXPECT_EQUAL(2302581, scorer.calculateMaxScore(100000, 1)); + EXPECT_EQUAL(693147, scorer.calculateMaxScore(500000, 1)); + EXPECT_EQUAL(105360, scorer.calculateMaxScore(900000, 1)); + EXPECT_EQUAL(10050, scorer.calculateMaxScore(990000, 1)); +} + +TEST("test limited range of bm25 idf scorer for wand") +{ + wand::Bm25TermFrequencyScorer scorer08(1000000, 0.8); + wand::Bm25TermFrequencyScorer scorer10(1000000, 1.0); + EXPECT_EQUAL(8207814, scorer08.calculateMaxScore(1000, 1)); + EXPECT_EQUAL(2690049, scorer08.calculateMaxScore(990000, 1)); + EXPECT_EQUAL(6907256, scorer10.calculateMaxScore(1000, 1)); + EXPECT_EQUAL(10050, scorer10.calculateMaxScore(990000, 1)); +} + TEST_MAIN() { TEST_RUN_ALL(); } |