MaxGekk commented on code in PR #44535:
URL: https://github.com/apache/spark/pull/44535#discussion_r1439234100
##########
sql/core/src/test/scala/org/apache/spark/sql/execution/command/v2/DescribeTableSuite.scala:
##########
@@ -196,4 +199,20 @@ class DescribeTableSuite extends
command.DescribeTableSuiteBase
Row("comment", "column_comment")))
}
}
+
+ test("describe extended table with stats") {
+ withNamespaceAndTable("ns", "tbl") { tbl =>
+ sql(
+ s"""
+ |CREATE TABLE $tbl
+ |(key INT, col STRING)
+ |$defaultUsing""".stripMargin)
+
+ sql(s"INSERT INTO $tbl values (1, 'aaa'), (2, 'bbb'), (3, 'ccc'), (null,
'ddd')")
+ val descriptionDf = sql(s"DESCRIBE TABLE EXTENDED $tbl")
+ val stats = descriptionDf.filter("col_name ==
'Statistics'").select("data_type")
+ .collectAsList().get(0).toString
+ Assertions.assertTrue("""\[\d+\s+bytes,\s+4\s+rows]""".r.matches(stats))
Review Comment:
```suggestion
assert("""\[\d+\s+bytes,\s+4\s+rows]""".r.matches(stats))
```
##########
sql/core/src/test/scala/org/apache/spark/sql/execution/command/v2/DescribeTableSuite.scala:
##########
@@ -17,6 +17,8 @@
package org.apache.spark.sql.execution.command.v2
+import org.junit.jupiter.api.Assertions
Review Comment:
Why cannot you use `assert` from scalatest?
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