diff --git a/sql/core/src/test/resources/sql-tests/inputs/ansi/string-functions.sql b/sql/core/src/test/resources/sql-tests/inputs/ansi/string-functions.sql
new file mode 100644
index 000000000000..dd28e9b97fb2
--- /dev/null
+++ b/sql/core/src/test/resources/sql-tests/inputs/ansi/string-functions.sql
@@ -0,0 +1 @@
+--IMPORT string-functions.sql
diff --git a/sql/core/src/test/resources/sql-tests/inputs/string-functions.sql b/sql/core/src/test/resources/sql-tests/inputs/string-functions.sql
index 8e33471e8b12..f5ed2036dc8a 100644
--- a/sql/core/src/test/resources/sql-tests/inputs/string-functions.sql
+++ b/sql/core/src/test/resources/sql-tests/inputs/string-functions.sql
@@ -48,4 +48,8 @@ SELECT trim(LEADING 'xyz' FROM 'zzzytestxyz');
 SELECT trim(LEADING 'xy' FROM 'xyxXxyLAST WORD');
 SELECT trim(TRAILING 'xyz' FROM 'testxxzx');
 SELECT trim(TRAILING 'xyz' FROM 'xyztestxxzx');
-SELECT trim(TRAILING 'xy' FROM 'TURNERyxXxy');
\ No newline at end of file
+SELECT trim(TRAILING 'xy' FROM 'TURNERyxXxy');
+
+-- Check lpad/rpad with invalid length parameter
+SELECT lpad('hi', 'invalid_length');
+SELECT rpad('hi', 'invalid_length');
diff --git a/sql/core/src/test/resources/sql-tests/results/ansi/string-functions.sql.out b/sql/core/src/test/resources/sql-tests/results/ansi/string-functions.sql.out
new file mode 100644
index 000000000000..b507713a73d1
--- /dev/null
+++ b/sql/core/src/test/resources/sql-tests/results/ansi/string-functions.sql.out
@@ -0,0 +1,296 @@
+-- Automatically generated by SQLQueryTestSuite
+-- Number of queries: 36
+
+
+-- !query
+select concat_ws()
+-- !query schema
+struct<>
+-- !query output
+org.apache.spark.sql.AnalysisException
+requirement failed: concat_ws requires at least one argument.; line 1 pos 7
+
+
+-- !query
+select format_string()
+-- !query schema
+struct<>
+-- !query output
+org.apache.spark.sql.AnalysisException
+requirement failed: format_string() should take at least 1 argument; line 1 pos 7
+
+
+-- !query
+select 'a' || 'b' || 'c'
+-- !query schema
+struct<concat(concat(a, b), c):string>
+-- !query output
+abc
+
+
+-- !query
+select replace('abc', 'b', '123')
+-- !query schema
+struct<replace(abc, b, 123):string>
+-- !query output
+a123c
+
+
+-- !query
+select replace('abc', 'b')
+-- !query schema
+struct<replace(abc, b, ):string>
+-- !query output
+ac
+
+
+-- !query
+select length(uuid()), (uuid() <> uuid())
+-- !query schema
+struct<length(uuid()):int,(NOT (uuid() = uuid())):boolean>
+-- !query output
+36	true
+
+
+-- !query
+select position('bar' in 'foobarbar'), position(null, 'foobarbar'), position('aaads', null)
+-- !query schema
+struct<locate(bar, foobarbar, 1):int,locate(CAST(NULL AS STRING), foobarbar, 1):int,locate(aaads, CAST(NULL AS STRING), 1):int>
+-- !query output
+4	NULL	NULL
+
+
+-- !query
+select left("abcd", 2), left("abcd", 5), left("abcd", '2'), left("abcd", null)
+-- !query schema
+struct<left(abcd, 2):string,left(abcd, 5):string,left(abcd, 2):string,left(abcd, NULL):string>
+-- !query output
+ab	abcd	ab	NULL
+
+
+-- !query
+select left(null, -2), left("abcd", -2), left("abcd", 0), left("abcd", 'a')
+-- !query schema
+struct<>
+-- !query output
+java.lang.NumberFormatException
+invalid input syntax for type numeric: a
+
+
+-- !query
+select right("abcd", 2), right("abcd", 5), right("abcd", '2'), right("abcd", null)
+-- !query schema
+struct<right(abcd, 2):string,right(abcd, 5):string,right(abcd, 2):string,right(abcd, NULL):string>
+-- !query output
+cd	abcd	cd	NULL
+
+
+-- !query
+select right(null, -2), right("abcd", -2), right("abcd", 0), right("abcd", 'a')
+-- !query schema
+struct<>
+-- !query output
+java.lang.NumberFormatException
+invalid input syntax for type numeric: a
+
+
+-- !query
+SELECT split('aa1cc2ee3', '[1-9]+')
+-- !query schema
+struct<split(aa1cc2ee3, [1-9]+, -1):array<string>>
+-- !query output
+["aa","cc","ee",""]
+
+
+-- !query
+SELECT split('aa1cc2ee3', '[1-9]+', 2)
+-- !query schema
+struct<split(aa1cc2ee3, [1-9]+, 2):array<string>>
+-- !query output
+["aa","cc2ee3"]
+
+
+-- !query
+SELECT substr('Spark SQL', 5)
+-- !query schema
+struct<substr(Spark SQL, 5, 2147483647):string>
+-- !query output
+k SQL
+
+
+-- !query
+SELECT substr('Spark SQL', -3)
+-- !query schema
+struct<substr(Spark SQL, -3, 2147483647):string>
+-- !query output
+SQL
+
+
+-- !query
+SELECT substr('Spark SQL', 5, 1)
+-- !query schema
+struct<substr(Spark SQL, 5, 1):string>
+-- !query output
+k
+
+
+-- !query
+SELECT substr('Spark SQL' from 5)
+-- !query schema
+struct<substring(Spark SQL, 5, 2147483647):string>
+-- !query output
+k SQL
+
+
+-- !query
+SELECT substr('Spark SQL' from -3)
+-- !query schema
+struct<substring(Spark SQL, -3, 2147483647):string>
+-- !query output
+SQL
+
+
+-- !query
+SELECT substr('Spark SQL' from 5 for 1)
+-- !query schema
+struct<substring(Spark SQL, 5, 1):string>
+-- !query output
+k
+
+
+-- !query
+SELECT substring('Spark SQL', 5)
+-- !query schema
+struct<substring(Spark SQL, 5, 2147483647):string>
+-- !query output
+k SQL
+
+
+-- !query
+SELECT substring('Spark SQL', -3)
+-- !query schema
+struct<substring(Spark SQL, -3, 2147483647):string>
+-- !query output
+SQL
+
+
+-- !query
+SELECT substring('Spark SQL', 5, 1)
+-- !query schema
+struct<substring(Spark SQL, 5, 1):string>
+-- !query output
+k
+
+
+-- !query
+SELECT substring('Spark SQL' from 5)
+-- !query schema
+struct<substring(Spark SQL, 5, 2147483647):string>
+-- !query output
+k SQL
+
+
+-- !query
+SELECT substring('Spark SQL' from -3)
+-- !query schema
+struct<substring(Spark SQL, -3, 2147483647):string>
+-- !query output
+SQL
+
+
+-- !query
+SELECT substring('Spark SQL' from 5 for 1)
+-- !query schema
+struct<substring(Spark SQL, 5, 1):string>
+-- !query output
+k
+
+
+-- !query
+SELECT trim(" xyz "), ltrim(" xyz "), rtrim(" xyz ")
+-- !query schema
+struct<trim( xyz ):string,ltrim( xyz ):string,rtrim( xyz ):string>
+-- !query output
+xyz	xyz 	 xyz
+
+
+-- !query
+SELECT trim(BOTH 'xyz' FROM 'yxTomxx'), trim('xyz' FROM 'yxTomxx')
+-- !query schema
+struct<TRIM(BOTH xyz FROM yxTomxx):string,TRIM(BOTH xyz FROM yxTomxx):string>
+-- !query output
+Tom	Tom
+
+
+-- !query
+SELECT trim(BOTH 'x' FROM 'xxxbarxxx'), trim('x' FROM 'xxxbarxxx')
+-- !query schema
+struct<TRIM(BOTH x FROM xxxbarxxx):string,TRIM(BOTH x FROM xxxbarxxx):string>
+-- !query output
+bar	bar
+
+
+-- !query
+SELECT trim(LEADING 'xyz' FROM 'zzzytest')
+-- !query schema
+struct<TRIM(LEADING xyz FROM zzzytest):string>
+-- !query output
+test
+
+
+-- !query
+SELECT trim(LEADING 'xyz' FROM 'zzzytestxyz')
+-- !query schema
+struct<TRIM(LEADING xyz FROM zzzytestxyz):string>
+-- !query output
+testxyz
+
+
+-- !query
+SELECT trim(LEADING 'xy' FROM 'xyxXxyLAST WORD')
+-- !query schema
+struct<TRIM(LEADING xy FROM xyxXxyLAST WORD):string>
+-- !query output
+XxyLAST WORD
+
+
+-- !query
+SELECT trim(TRAILING 'xyz' FROM 'testxxzx')
+-- !query schema
+struct<TRIM(TRAILING xyz FROM testxxzx):string>
+-- !query output
+test
+
+
+-- !query
+SELECT trim(TRAILING 'xyz' FROM 'xyztestxxzx')
+-- !query schema
+struct<TRIM(TRAILING xyz FROM xyztestxxzx):string>
+-- !query output
+xyztest
+
+
+-- !query
+SELECT trim(TRAILING 'xy' FROM 'TURNERyxXxy')
+-- !query schema
+struct<TRIM(TRAILING xy FROM TURNERyxXxy):string>
+-- !query output
+TURNERyxX
+
+
+-- !query
+SELECT lpad('hi', 'invalid_length')
+-- !query schema
+struct<>
+-- !query output
+java.lang.NumberFormatException
+invalid input syntax for type numeric: invalid_length
+
+
+-- !query
+SELECT rpad('hi', 'invalid_length')
+-- !query schema
+struct<>
+-- !query output
+java.lang.NumberFormatException
+invalid input syntax for type numeric: invalid_length
diff --git a/sql/core/src/test/resources/sql-tests/results/string-functions.sql.out b/sql/core/src/test/resources/sql-tests/results/string-functions.sql.out
index 068b8bc35c26..0d37c0d02e61 100644
--- a/sql/core/src/test/resources/sql-tests/results/string-functions.sql.out
+++ b/sql/core/src/test/resources/sql-tests/results/string-functions.sql.out
@@ -1,5 +1,5 @@
 -- Automatically generated by SQLQueryTestSuite
--- Number of queries: 34
+-- Number of queries: 36
 
 
 -- !query
@@ -274,3 +274,19 @@ SELECT trim(TRAILING 'xy' FROM 'TURNERyxXxy')
 struct<TRIM(TRAILING xy FROM TURNERyxXxy):string>
 -- !query output
 TURNERyxX
+
+
+-- !query
+SELECT lpad('hi', 'invalid_length')
+-- !query schema
+struct<lpad(hi, CAST(invalid_length AS INT),  ):string>
+-- !query output
+NULL
+
+
+-- !query
+SELECT rpad('hi', 'invalid_length')
+-- !query schema
+struct<rpad(hi, CAST(invalid_length AS INT),  ):string>
+-- !query output
+NULL