cloud-fan commented on a change in pull request #33142:
URL: https://github.com/apache/spark/pull/33142#discussion_r660902531
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File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/SubexpressionEliminationSuite.scala
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@@ -159,35 +156,34 @@ class SubexpressionEliminationSuite extends SparkFunSuite
with ExpressionEvalHel
equivalence1.addExprTree(ifExpr1)
// `add` is in both two branches of `If` and predicate.
- assert(equivalence1.getAllEquivalentExprs().count(_.size == 2) == 1)
- assert(equivalence1.getAllEquivalentExprs().filter(_.size == 2).head ==
Seq(add, add))
+ assert(equivalence1.getAllExprStates().count(_.useCount == 3) == 1)
Review comment:
3 is the right answer: `add` appears in condition, true and false
branches.
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