uros-db commented on code in PR #48121:
URL: https://github.com/apache/spark/pull/48121#discussion_r1764775491
##########
sql/core/src/test/scala/org/apache/spark/sql/CollationSuite.scala:
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@@ -1625,6 +1626,63 @@ class CollationSuite extends DatasourceV2SQLBase with
AdaptiveSparkPlanHelper {
}
}
+ test("Expressions not supporting CS_AI collators") {
+ val unsupportedExpressions: Seq[Any] = Seq(
+ "ltrim",
+ "rtrim",
+ "trim",
+ "startswith",
+ "endswith",
+ "locate",
+ "instr",
+ "str_to_map",
+ "contains",
+ "replace",
+ ("translate", "efg"),
+ ("split_part", "2"),
+ ("substring_index", "2"))
+
+ val unsupportedCollator = "unicode_ai"
+ val supportedCollators: Seq[String] = Seq("unicode", "unicode_ci",
"unicode_ci_ai")
+
+ unsupportedExpressions.foreach {
+ expression: Any =>
+ val unsupportedQuery: String = {
+ expression match {
+ case expression: String =>
+ s"select $expression('bcd' collate $unsupportedCollator, 'abc')"
+ case (expression: String, parameter: String) =>
+ s"select $expression('bcd' collate $unsupportedCollator, 'abc',
'$parameter')"
+ case (expression: String, parameter: Integer) =>
+ s"select $expression('bcd' collate $unsupportedCollator, 'abc',
$parameter)"
Review Comment:
we use `collations.sql` for e2e sql tests
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