mapleFU commented on code in PR #41037:
URL: https://github.com/apache/arrow/pull/41037#discussion_r1553963032
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cpp/src/parquet/encoding_test.cc:
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@@ -635,6 +635,146 @@ TEST(BooleanArrayEncoding, AdHocRoundTrip) {
}
}
+class TestBooleanArrowDecoding : public ::testing::Test {
+ public:
+ void SetUp() override {
+ null_probabilities_ = {0.0, 0.001, 0.5, 0.999, 1.0};
+ read_batch_sizes_ = {1024, 4096, 10000};
+ true_probabilities_ = {0.0, 0.001, 0.5, 0.999, 1.0};
Review Comment:
Only true_prob = 0.999 but not 1 trigger the bug in issue, because if
true_prob = 1, it goes to fastpath without hittin a all 1 block
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