rtpsw commented on PR #34392:
URL: https://github.com/apache/arrow/pull/34392#issuecomment-1449560506
Marked as a draft because the current version appears to infrequently hit a
race condition. For example:
```
Unequal at absolute position 2
@@ -0, +0 @@
-null
@@ -2, +1 @@
+13
Expected:
[
13,
13
]
Actual:
[
null,
13
]
Google Test trace:
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:587:
Right-1 type: double
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:585:
Right-0 type: uint64
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:583:
Left type: time64[us]
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:581:
Key type: int32
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:579:
Time type: timestamp[us, tz=UTC]
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:577:
Iteration: 63
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:567:
Types seed: 1677489070467191057
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:968:
AsofJoinBasicTest_TestEmpty1Forward_MutateNullKey
/mnt/user1/tscontract/github/rtpsw/arrow2/cpp/src/arrow/compute/exec/asof_join_node_test.cc:967:
AsofJoinBasicTest_TestEmpty1Forward_MutateNullKey
```
occurred at iteration 63 (which can change, even when the seed is fixed)
only of the above test-case, after several runs of the tester have passed.
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