cloud-fan commented on code in PR #36365:
URL: https://github.com/apache/spark/pull/36365#discussion_r860473249


##########
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/StringExpressionsSuite.scala:
##########
@@ -1108,6 +1125,238 @@ class StringExpressionsSuite extends SparkFunSuite with 
ExpressionEvalHelper {
     }
   }
 
+  test("ToCharacter: positive tests") {
+    // Test '0' and '9'
+    Seq(
+      (Decimal(454), "9999") -> " 454",
+      (Decimal(454), "99999") -> "  454",
+      (Decimal(4), "0") -> "4",
+      (Decimal(45), "00") -> "45",
+      (Decimal(454), "000") -> "454",
+      (Decimal(454), "0000") -> "0454",
+      (Decimal(454), "00000") -> "00454"
+    ).foreach { case ((decimal, format), expected) =>
+      var expr: Expression = ToCharacter(Literal(decimal), Literal(format))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+
+      expr = TryToCharacter(Literal(decimal), Literal(format))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+    }
+
+    // Test '.' and 'D'
+    Seq(
+      (Decimal(0.4542), ".00000") -> ".4542 ",
+      (Decimal(454.2), "000.0") -> "454.2",
+      (Decimal(454), "000.0") -> "454  ",
+      (Decimal(454.2), "000.00") -> "454.2 ",
+      (Decimal(454), "000.00") -> "454   ",
+      (Decimal(0.4542), ".0000") -> ".4542",
+      (Decimal(4542), "0000.") -> "4542 "
+    ).foreach { case ((decimal, format), expected) =>
+      val format2 = format.replace('.', 'D')
+      var expr: Expression = ToCharacter(Literal(decimal), Literal(format))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+
+      expr = ToCharacter(Literal(decimal), Literal(format2))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+
+      expr = TryToCharacter(Literal(decimal), Literal(format))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+
+      expr = TryToCharacter(Literal(decimal), Literal(format2))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+    }
+
+    Seq(
+      (Decimal(454.2), "0000.00") -> "0454.2 ",
+      (Decimal(454), "0000.00") -> "0454   ",
+      (Decimal(4542), "00000.") -> "04542 ",
+      (Decimal(454.2), "9999.99") -> " 454.2 ",
+      (Decimal(454), "9999.99") -> " 454   ",
+      (Decimal(4542), "99999.") -> " 4542 "
+    ).foreach { case ((decimal, format), expected) =>
+      var expr: Expression = ToCharacter(Literal(decimal), Literal(format))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+
+      expr = TryToCharacter(Literal(decimal), Literal(format))
+      assert(expr.checkInputDataTypes() == TypeCheckResult.TypeCheckSuccess)
+      checkEvaluation(expr, expected)
+    }
+
+    // Test ',' and 'G'
+    Seq(
+      (Decimal(12454), "0,0000") -> "1,2454",
+      (Decimal(12454), "00,000") -> "12,454",
+      (Decimal(124543), "000,000") -> "124,543",
+      (Decimal(1245436), "0,000,000") -> "1,245,436",
+      (Decimal(12454367), "00,000,000") -> "12,454,367",
+      (Decimal(12454), "0,0000") -> "1,2454",
+      (Decimal(12454), "00,000") -> "12,454",

Review Comment:
   This is exactly the same with the second test data 



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]


---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to