viirya commented on a change in pull request #31764:
URL: https://github.com/apache/spark/pull/31764#discussion_r588932993
##########
File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/plans/PlanTest.scala
##########
@@ -51,6 +51,15 @@ trait CodegenInterpretedPlanTest extends PlanTest {
super.test(testName + " (interpreted path)", testTags: _*)(testFun)(pos)
}
}
+
+ protected def testFallback(
+ testName: String,
+ testTags: Tag*)(testFun: => Any)(implicit pos: source.Position): Unit = {
+ val codegenMode = CodegenObjectFactoryMode.FALLBACK.toString
+ withSQLConf(SQLConf.CODEGEN_FACTORY_MODE.key -> codegenMode) {
+ super.test(testName, testTags: _*)(testFun)(pos)
+ }
Review comment:
`test` runs the test code twice, one for codegen and one for
interpreted. It is for test coverage.
If `testFallback` only runs for fallback mode, then it might only runs
codegen and skips interpreted mode if codegen successes. So the test coverage
is less, I think.
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