aytrack commented on code in PR #45233:
URL: https://github.com/apache/doris/pull/45233#discussion_r1897152965
##########
regression-test/suites/nereids_p0/expression/fold_constant/fold_constant_string_arithmatic.groovy:
##########
@@ -16,763 +16,646 @@
// under the License.
suite("fold_constant_string_arithmatic") {
- def db = "fold_constant_string_arithmatic"
- sql "create database if not exists ${db}"
-
sql "set enable_nereids_planner=true"
sql "set enable_fallback_to_original_planner=false"
sql "set enable_fold_constant_by_be=false"
-
- testFoldConst("SELECT Concat('Hello', ' ', 'World')")
- testFoldConst("SELECT Substring('Hello World', 1, 5)")
- testFoldConst("SELECT Substring('1', 1, 1)")
- testFoldConst("select 100, 'abc', substring('abc', 1, 2),
substring(substring('abcdefg', 4, 3), 1, 2), null")
- testFoldConst("SELECT Length('Hello World')")
- testFoldConst("SELECT Lower('Hello World')")
- testFoldConst("SELECT Upper('Hello World')")
- testFoldConst("SELECT Trim(' Hello World ')")
- testFoldConst("SELECT Trim('11111', 11)")
- testFoldConst("SELECT Ltrim(' Hello World ')")
- testFoldConst("SELECT LTrim(' 11111', 11)")
- testFoldConst("SELECT LTrim('11111 ', 11)")
- testFoldConst("SELECT Rtrim(' Hello World ')")
- testFoldConst("SELECT RTrim('11111 ', 11)")
- testFoldConst("SELECT RTrim(' 11111', 11)")
- testFoldConst("SELECT Replace('Hello World', 'World', 'Everyone')")
- testFoldConst("SELECT Left('Hello World', 5)")
- testFoldConst("SELECT Right('Hello World', 5)")
- testFoldConst("SELECT Locate('World', 'Hello World')")
- testFoldConst("SELECT Instr('Hello World', 'World')")
- testFoldConst("SELECT Ascii('A')")
- testFoldConst("SELECT Bin(5)")
- testFoldConst("SELECT Hex(255)")
- testFoldConst("SELECT Unhex('FF')")
- testFoldConst("SELECT Concat_Ws('-', '2024', '09', '02')")
- testFoldConst("SELECT Char(65)")
- testFoldConst("SELECT Character_Length('Hello World')")
- testFoldConst("SELECT Length('你')")
- testFoldConst("SELECT Initcap('hello world')")
- testFoldConst("SELECT Md5('Hello World')")
- testFoldConst("SELECT Md5Sum('Hello World')")
-// testFoldConst("SELECT JsonExtract('{"key": "value"}', '$.key')")
-// testFoldConst("SELECT JsonbExtractString('{"key": "value"}', '$.key')")
-// testFoldConst("SELECT JsonContains('{"key": "value"}', '"key"')")
-// testFoldConst("SELECT JsonLength('{"key1": "value1", "key2":
"value2"}')")
-// testFoldConst("SELECT JsonObject('key', 'value')")
-// testFoldConst("SELECT JsonArray('value1', 'value2')")
-// testFoldConst("SELECT JsonKeys('{"key1": "value1", "key2": "value2"}')")
-// testFoldConst("SELECT JsonInsert('{"key1": "value1"}', '$.key2',
'value2')")
-// testFoldConst("SELECT JsonReplace('{"key1": "value1"}', '$.key1',
'new_value')")
-// testFoldConst("SELECT JsonSet('{"key1": "value1"}', '$.key2',
'value2')")
-// testFoldConst("SELECT Json_Quote('Hello World')")
-// testFoldConst("SELECT Json_UnQuote('"Hello World"')")
- testFoldConst("SELECT Field('b', 'a', 'b', 'c')")
- testFoldConst("SELECT Find_In_Set('b', 'a,b,c')")
- testFoldConst("SELECT Repeat('Hello', 3)")
- testFoldConst("SELECT Reverse('Hello')")
- testFoldConst("SELECT length(Space(10))")
-// testFoldConst("SELECT Split_By_Char('a,b,c',',')") has bug in be
execution
- testFoldConst("SELECT Split_By_String('a::b::c', '::')")
- testFoldConst("SELECT Split_Part('a,b,c', ',', 2)")
- testFoldConst("SELECT Substring_Index('a,b,c', ',', 2)")
- testFoldConst("SELECT Strcmp('abc', 'abd')")
- testFoldConst("SELECT StrLeft('Hello World', 5)")
- testFoldConst("SELECT StrRight('Hello World', 5)")
- testFoldConst("SELECT Overlay('abcdef', '123', 3, 2)")
- testFoldConst("SELECT Parse_Url('http://www.example.com/path?query=abc',
'HOST')")
- testFoldConst("SELECT Url_Decode('+Hello+World+')")
- testFoldConst("SELECT Url_Encode(' Hello World ')")
-
- // Substring with negative start index
- // Expected behavior: Depending on the SQL engine, might return an empty
string or error.
- testFoldConst("SELECT Substring('Hello World', -1, 5)")
-
- // Substring with length exceeding the string length
- // Expected behavior: Return 'Hello' as the length exceeds the string
length.
- testFoldConst("SELECT Substring('Hello', 1, 10)")
-
- // Left with length greater than string length
- // Expected behavior: Return 'Hello'.
- testFoldConst("SELECT Left('Hello', 10)")
-
- // Right with length greater than string length
- // Expected behavior: Return 'Hello'.
- testFoldConst("SELECT Right('Hello', 10)")
-
- // SplitPart with part number greater than the number of parts
- // Expected behavior: Return an empty string or error.
- testFoldConst("SELECT Split_Part('a,b,c', ',', 5)")
-
- // SplitPart with negative part number
- // Expected behavior: Return an empty string or error.
- testFoldConst("SELECT Split_Part('a,b,c', ',', -1)")
-
- // Locate with the substring not present
- // Expected behavior: Return 0 as 'World' is not found.
- testFoldConst("SELECT Locate('World', 'Hello')")
-
- // Instr with the substring not present
- // Expected behavior: Return 0 as 'World' is not found.
- testFoldConst("SELECT Instr('Hello', 'World')")
-
- // Replace with an empty search string
- // Expected behavior: Some SQL engines may treat this as a no-op, others
might throw an error.
- testFoldConst("SELECT Replace('Hello World', '', 'Everyone')")
-
- // Replace with an empty replacement string
- // Expected behavior: Return 'Hello '.
- testFoldConst("SELECT Replace('Hello World', 'World', '')")
-
- // Concat with NULL values
- // Expected behavior: Depending on the SQL engine, may return 'HelloWorld'
or NULL.
- testFoldConst("SELECT Concat('Hello', NULL, 'World')")
-
- // Ltrim with a string that has no leading spaces
- // Expected behavior: Return 'Hello'.
- testFoldConst("SELECT Ltrim('Hello')")
-
- // Rtrim with a string that has no trailing spaces
- // Expected behavior: Return 'Hello'.
- testFoldConst("SELECT Rtrim('Hello')")
-
- // JsonExtract with an invalid JSON path
- // Expected behavior: Return NULL or an empty string.
-// testFoldConst("SELECT Json_Extract('{"key": "value"}', '$.invalid')")
-
- // JsonLength with a non-JSON string
- // Expected behavior: Return NULL or error.
- testFoldConst("SELECT Json_Length('Hello World')")
-
- // Field with a value not present in the list
- // Expected behavior: Return 0 as 'd' is not found.
- testFoldConst("SELECT Field('d', 'a', 'b', 'c')")
-
- // FindInSet with a value not present in the set
- // Expected behavior: Return 0 as 'd' is not found.
- testFoldConst("SELECT Find_In_Set('d', 'a,b,c')")
-
- // Repeat with a negative repeat count
- // Expected behavior: Return an empty string or error.
- testFoldConst("SELECT Repeat('Hello', -3)")
-
- // Space with a negative number of spaces
- // Expected behavior: Return an empty string or error.
- testFoldConst("SELECT Space(-5)")
-
- // SplitByChar with a delimiter not present in the string
- // Expected behavior: Return the original string in a single element array.
-// testFoldConst("SELECT Split_By_Char('abc', ',')")
-
- // SplitByString with a delimiter not present in the string
- // Expected behavior: Return the original string in a single element array.
- testFoldConst("SELECT Split_By_String('::', 'abc')")
-
- // Strcmp with two identical strings
- // Expected behavior: Return 0 as the strings are equal.
- testFoldConst("SELECT Strcmp('abc', 'abc')")
-
- // Strcmp with a null string
- // Expected behavior: Return NULL or -1 depending on the SQL engine.
- testFoldConst("SELECT Strcmp('abc', NULL)")
-
- // Hex with a negative number
- // Expected behavior: Return the hexadecimal representation of the two's
complement, or an error depending on the SQL engine.
- testFoldConst("SELECT Hex(-255)")
-
- // Unhex with an invalid hexadecimal string
- // Expected behavior: Return NULL or error as 'GHIJ' is not a valid hex
string.
- testFoldConst("SELECT Unhex('GHIJ')")
-
- // JsonReplace with a path that does not exist
- // Expected behavior: Depending on the engine, might return the original
JSON or an error.
-// testFoldConst("SELECT Json_Replace('{"key": "value"}', '$.nonexistent',
'new_value')")
-
- // UrlDecode with an invalid percent-encoded string
- // Expected behavior: Return NULL or error due to invalid encoding.
- // testFoldConst("SELECT Url_Decode('%ZZHello%20World')")
-
- testFoldConst("select elt(0, \"hello\", \"doris\")")
- testFoldConst("select elt(1, \"hello\", \"doris\")")
- testFoldConst("select elt(2, \"hello\", \"doris\")")
- testFoldConst("select elt(3, \"hello\", \"doris\")")
- testFoldConst("select c1, c2, elt(c1, c2) from (select number as c1,
'varchar' as c2 from numbers('number'='5') where number > 0) a")
-
+
+ // append_trailing_char_if_absent
+ testFoldConst("select append_trailing_char_if_absent('', '!')")
+ testFoldConst("select append_trailing_char_if_absent(12345, '!')")
+ testFoldConst("select append_trailing_char_if_absent(12345, '!')")
testFoldConst("select append_trailing_char_if_absent('a','c')")
testFoldConst("select append_trailing_char_if_absent('ac','c')")
+ testFoldConst("select append_trailing_char_if_absent(cast('a' as string),
cast('c' as string))")
+ testFoldConst("select append_trailing_char_if_absent(cast('ac' as string),
cast('c' as string))")
+ testFoldConst("select append_trailing_char_if_absent('h', '!')")
+ testFoldConst("select append_trailing_char_if_absent('hello!', '!')")
+ testFoldConst("select append_trailing_char_if_absent('hello', '😊')")
+ testFoldConst("select append_trailing_char_if_absent('hello', ' ')")
+ testFoldConst("select append_trailing_char_if_absent('hello', ' ')")
+ testFoldConst("select append_trailing_char_if_absent('hello', '!')")
+ testFoldConst("select append_trailing_char_if_absent('hello', '')")
+ testFoldConst("select append_trailing_char_if_absent('hello', '?')")
+ testFoldConst("select append_trailing_char_if_absent('hello?', '!')")
+ testFoldConst("select append_trailing_char_if_absent('hello', '1')")
+ testFoldConst("select append_trailing_char_if_absent('hello', 1)")
+ testFoldConst("select append_trailing_char_if_absent('hello', 'ab')")
+ testFoldConst("select append_trailing_char_if_absent('hello', NULL)")
testFoldConst("select append_trailing_char_if_absent('it','a')")
-
+ testFoldConst("select append_trailing_char_if_absent(NULL, '!')")
+ testFoldConst("select append_trailing_char_if_absent('This is a very long
string', '.')")
+ testFoldConst("select append_trailing_char_if_absent('Привет', '!')")
+ testFoldConst("select append_trailing_char_if_absent('こんにちは', '!')")
+
+ // ascii
+ testFoldConst("select ascii('!')")
testFoldConst("select ascii('1')")
testFoldConst("select ascii('a')")
testFoldConst("select ascii('A')")
- testFoldConst("select ascii('!')")
-
+ testFoldConst("select ascii('こ')")
+ testFoldConst("select ascii('안')")
+ testFoldConst("select ascii('中')")
+ testFoldConst("select ascii(cast('1' as string))")
+ testFoldConst("select ascii(cast('a' as string))")
+ testFoldConst("select ascii(cast('A' as string))")
+ testFoldConst("select ascii(cast('!' as string))")
+ testFoldConst("select ascii(cast('こ' as string))")
+ testFoldConst("select ascii(cast('안' as string))")
+ testFoldConst("select ascii(cast('中' as string))")
+
+ // bin
+ testFoldConst("select bin(5)")
+ testFoldConst("select bin(-5)")
+ testFoldConst("select bin(9223372036854775807)")
+ testFoldConst("select bin(9223372036854775808)")
+ testFoldConst("select bin(-9223372036854775809)")
+
+ // bit_length
testFoldConst("select bit_length(\"abc\")")
+ testFoldConst("select bit_length(cast('abc' as string))")
+ testFoldConst("select bit_length('こんにちは世界')")
+ testFoldConst("select bit_length('안녕하세요 세계!')")
+
+ testFoldConst("select c1, c2, elt(c1, c2) from (select number as c1,
'varchar' as c2 from numbers('number'='5') where number > 0) a")
+
+ // char
+ testFoldConst("select char(65)")
+ testFoldConst("select char(-1)")
+ testFoldConst("select char(65535)")
+
+ // character_length
+ testFoldConst("select character_length(cast('Hello World' as string))")
+ testFoldConst("select character_length('Hello World')")
+ testFoldConst("select character_length('你好 世界')")
testFoldConst("select char_length(\"abc\")")
+ testFoldConst("select char_length(cast('abc' as string))")
+ testFoldConst("select char_length('你好 世界')")
+ // concat
testFoldConst("select concat(\"a\", \"b\")")
testFoldConst("select concat(\"a\", \"b\", \"c\")")
testFoldConst("select concat(\"a\", null, \"c\")")
-
- testFoldConst("select concat_ws(\"or\", \"d\", \"is\")")
+ testFoldConst("select concat(cast('a' as string), cast('b' as string))")
+ testFoldConst("select concat(cast('a' as string), cast('b' as string),
cast('c' as string))")
+ testFoldConst("select concat(cast('a' as string), NULL, cast('c' as
string))")
+ testFoldConst("select concat(cast('Hello' as string), cast(' ' as string),
cast('World' as string))")
+ testFoldConst("select concat(CAST('Hello' AS STRING), CAST(' ' AS STRING),
CAST('World' AS STRING))")
+ testFoldConst("select concat(CAST('Hello' AS STRING), CAST(NULL AS
STRING))")
+ testFoldConst("select concat(cast('Hello' as string), NULL, cast('World'
as string))")
+ testFoldConst("select concat(CAST(NULL AS STRING), CAST('World' AS
STRING))")
+ testFoldConst("select concat('Hello', NULL, 'World')")
+ testFoldConst("select concat('Hello', ' ', 'World')")
+ testFoldConst("select concat('你好', ' ', '世界')")
+
+ // concat_ws
+ testFoldConst("select concat_ws('-', '2024', '09', '02')")
+ testFoldConst("select concat_ws(NULL, [\"d\", \"is\"])")
testFoldConst("select concat_ws(NULL, \"d\", \"is\")")
- testFoldConst("select concat_ws(\"or\", \"d\", NULL,\"is\")")
+ testFoldConst("select concat_ws(\"or\", [\"d\", \"\",\"is\"])")
testFoldConst("select concat_ws(\"or\", [\"d\", \"is\"])")
- testFoldConst("select concat_ws(NULL, [\"d\", \"is\"])")
+ testFoldConst("select concat_ws(\"or\", \"d\", \"is\")")
testFoldConst("select concat_ws(\"or\", [\"d\", NULL,\"is\"])")
- testFoldConst("select concat_ws(\"or\", [\"d\", \"\",\"is\"])")
+ testFoldConst("select concat_ws(\"or\", \"d\", NULL,\"is\")")
+ testFoldConst("select concat_ws(' ', '你好', '世界')")
+
+ // elt
+ testFoldConst("select elt(0, cast('hello' as string), cast('doris' as
string))")
+ testFoldConst("select elt(0, \"hello\", \"doris\")")
+ testFoldConst("select elt(1, cast('hello' as string), cast('doris' as
string))")
+ testFoldConst("select elt(1, \"hello\", \"doris\")")
+ testFoldConst("select elt(2, cast('hello' as string), cast('doris' as
string))")
+ testFoldConst("select elt(2, \"hello\", \"doris\")")
+ testFoldConst("select elt(3, cast('hello' as string), cast('doris' as
string))")
+ testFoldConst("select elt(3, \"hello\", \"doris\")")
+ // ends_with
+ testFoldConst("select ends_with(cast('Hello doris' as string),
cast('doris' as string))")
testFoldConst("select ends_with(\"Hello doris\", \"doris\")")
- testFoldConst("select ends_with(\"Hello doris\", \"Hello\")")
-
+ testFoldConst("select ends_with(\"こんにちは世界！안녕하세요 세계\", \"안녕하세요 세계\")")
+ testFoldConst("select ends_with(\"안녕하세요 세계こんにちは世界！\", \"こんにちは世界！\")")
+ testFoldConst("select ends_with(\"안녕하세요 세계こんにちは世界\", \"こんにちは世界\")")
+
+ // field
+ testFoldConst("select field('b', 'a', 'b', 'c')")
+ testFoldConst("select field('d', 'a', 'b', 'c')")
+ testFoldConst("select field('こ', 'ん', 'に', 'ち', 'こ')")
+ testFoldConst("select field('=', '+', '=', '=', 'こ')")
+ testFoldConst("select field('==', '+', '=', '==', 'こ')")
+ testFoldConst("select field('=', '+', '==', '==', 'こ')")
+
+ // find_in_set
+ testFoldConst("select find_in_set(\"a\", null)")
+ testFoldConst("select find_in_set('b', 'a,b,c')")
testFoldConst("select find_in_set(\"b\", \"a,b,c\")")
+ testFoldConst("select find_in_set(cast('a' as string), NULL)")
+ testFoldConst("select find_in_set(cast('b' as string), cast('a,b,c' as
string))")
+ testFoldConst("select find_in_set(cast('b' as string), cast('a,b,c' as
string))")
+ testFoldConst("select find_in_set(cast('d' as string), cast('a,b,c' as
string))")
+ testFoldConst("select find_in_set(cast('d' as string), cast('a,b,c' as
string))")
+ testFoldConst("select find_in_set('d', 'a,b,c')")
testFoldConst("select find_in_set(\"d\", \"a,b,c\")")
testFoldConst("select find_in_set(null, \"a,b,c\")")
- testFoldConst("select find_in_set(\"a\", null)")
-
+ testFoldConst("select find_in_set(NULL, cast('a,b,c' as string))")
+ testFoldConst("SELECT find_in_set('A', '哈哈哈AAA')")
+ testFoldConst("SELECT find_in_set('哈','哈哈哈AAA')")
+ testFoldConst("SELECT find_in_set(' ','哈哈哈AAA')")
+ testFoldConst("SELECT find_in_set('','哈哈哈AAA')")
+ testFoldConst("SELECT find_in_set(',','a,')")
+
+ // hex
+ testFoldConst("select hex('@')")
testFoldConst("select hex('1')")
+ testFoldConst("select hex(-1)")
+ testFoldConst("select hex(-1)")
testFoldConst("select hex('12')")
- testFoldConst("select hex('@')")
- testFoldConst("select hex('A')")
testFoldConst("select hex(12)")
- testFoldConst("select hex(-1)")
+ testFoldConst("select hex(12)")
+ testFoldConst("select hex(-255)")
+ testFoldConst("select hex(-255)")
+ testFoldConst("select hex(255)")
+ testFoldConst("select hex(255)")
+ testFoldConst("select hex('A')")
+ testFoldConst("select hex(cast('12' as string))")
+ testFoldConst("select hex(cast('1' as string))")
+ testFoldConst("select hex(cast('A' as string))")
+ testFoldConst("select hex(cast('@' as string))")
+ testFoldConst("select hex(cast('hello,doris' as string))")
testFoldConst("select hex('hello,doris')")
-
- testFoldConst("select unhex('@')")
- testFoldConst("select unhex('68656C6C6F2C646F726973')")
- testFoldConst("select unhex('41')")
- testFoldConst("select unhex('4142')")
- testFoldConst("select unhex('')")
- testFoldConst("select unhex(NULL)")
-
+
+ // ifnull
+ testFoldConst("select ifnull(date_format(CONCAT_WS('', '9999-07', '-00'),
'%Y-%m'),3)")
+ testFoldConst("select ifnull(null,3)")
+ testFoldConst("select ifnull(3,null)")
+ testFoldConst("select ifnull(null,null)")
+
+ // initcap
+ testFoldConst("select initcap(\"AbC123abc abc.abc,?|abc\")")
+ testFoldConst("select initcap(cast('AbC123abc abc.abc,?|abc' as string))")
+ testFoldConst("select initcap(cast('hello world' as string))")
+ testFoldConst("select initcap('hello world')")
+ testFoldConst("select initcap('こんにちは')")
+ testFoldConst("select initcap('上海天津北京杭州')")
+
+ // instr
+ testFoldConst("select instr('上海天津北京杭州', '北京')")
testFoldConst("select instr(\"abc\", \"b\")")
testFoldConst("select instr(\"abc\", \"d\")")
testFoldConst("select instr(\"abc\", null)")
+ testFoldConst("select instr(cast('abc' as string), cast('b' as string))")
+ testFoldConst("select instr(cast('abc' as string), cast('d' as string))")
+ testFoldConst("select instr(cast('abc' as string), NULL)")
+ testFoldConst("select instr(cast('Hello' as string), cast('World' as
string))")
+ testFoldConst("select instr(cast('Hello World' as string), cast('World' as
string))")
+ testFoldConst("select instr('foobar', '')")
+ testFoldConst("select instr('Hello', 'World')")
+ testFoldConst("select instr('Hello World', 'World')")
testFoldConst("select instr(null, \"a\")")
- testFoldConst("SELECT instr('foobar', '')")
- testFoldConst("SELECT instr('上海天津北京杭州', '北京')")
-
- testFoldConst("SELECT lcase(\"AbC123\")")
- testFoldConst("SELECT lower(\"AbC123\")")
-
- testFoldConst("SELECT initcap(\"AbC123abc abc.abc,?|abc\")")
-
+ testFoldConst("select instr(NULL, cast('a' as string))")
+
+ // lcase
+ testFoldConst("select lcase(\"AbC123\")")
+ testFoldConst("select lcase(cast('AbC123' as string))")
+ testFoldConst("select lcase('上海天津北京杭州')")
+ testFoldConst("select lcase('こんにちは')")
+
+ // left
+ testFoldConst("select left(CAST('good morning' AS STRING), 120)")
+ testFoldConst("select left(CAST('good morning' AS STRING), -5)")
+ testFoldConst("select left(CAST('good morning' AS STRING), NULL)")
+ testFoldConst("select left(cast('Hello' as string), 10)")
+ testFoldConst("select left(cast('Hello doris' as string), 5)")
+ testFoldConst("select left(CAST('Hello doris' AS STRING), 5)")
+ testFoldConst("select left(cast('Hello World' as string), 5)")
+ testFoldConst("select left(CAST(NULL AS STRING), 1)")
+ testFoldConst("select left(\"good morning\", 120)")
+ testFoldConst("select left(\"good morning\", -5)")
+ testFoldConst("select left(\"good morning\", NULL)")
+ testFoldConst("select left('Hello', 10)")
+ testFoldConst("select left(\"Hello doris\", 5)")
testFoldConst("select left(\"Hello doris\",5)")
- testFoldConst("select right(\"Hello doris\",5)")
-
+ testFoldConst("select left('Hello World', 5)")
+ testFoldConst("select left(NULL, 1)")
+ testFoldConst("select left('上海天津北京杭州', 5)")
+ testFoldConst("select left('上海天津北京杭州', -5)")
+
+ // length
+ testFoldConst("select length('你')")
testFoldConst("select length(\"abc\")")
-
- testFoldConst("SELECT LOCATE('bar', 'foobarbar')")
- testFoldConst("SELECT LOCATE('xbar', 'foobar')")
- testFoldConst("SELECT LOCATE('', 'foobar')")
- testFoldConst("SELECT LOCATE('北京', '上海天津北京杭州')")
-
- testFoldConst("SELECT lpad(\"hi\", 5, \"xy\")")
- testFoldConst("SELECT lpad(\"hi\", 1, \"xy\")")
- testFoldConst("SELECT rpad(\"hi\", 5, \"xy\")")
- testFoldConst("SELECT rpad(\"hi\", 1, \"xy\")")
-
- testFoldConst("SELECT ltrim(' ab d')")
-
- testFoldConst("select money_format(17014116)")
- testFoldConst("select money_format(1123.456)")
+ testFoldConst("select length(cast('abc' as string))")
+ testFoldConst("select length(cast('Hello World' as string))")
+ testFoldConst("select length('Hello World')")
+ testFoldConst("select length(space(10))")
+ testFoldConst("select length(space(10))")
+
+ // locate
+ testFoldConst("select locate('北京', '上海天津北京杭州')")
+ testFoldConst("select locate('bar', 'foobarbar')")
+ testFoldConst("select locate(cast('北京' as string), cast('上海天津北京杭州' as
string))")
+ testFoldConst("select locate(cast('' as string), cast('foobar' as
string))")
+ testFoldConst("select locate(cast('bar' as string), cast('foobarbar' as
string))")
+ testFoldConst("select locate(cast('World' as string), cast('Hello' as
string))")
+ testFoldConst("select locate(cast('World' as string), cast('Hello World'
as string))")
+ testFoldConst("select locate(cast('xbar' as string), cast('foobar' as
string))")
+ testFoldConst("select locate('', 'foobar')")
+ testFoldConst("select locate('World', 'Hello')")
+ testFoldConst("select locate('World', 'Hello World')")
+ testFoldConst("select locate('xbar', 'foobar')")
+ testFoldConst("select locate('北京', '上海天津北京杭州', 4)")
+ testFoldConst("select locate('北京', '上海天津北京杭州', 5)")
+ testFoldConst("select locate('北京', '上海天津北京杭州', -4)")
+ testFoldConst("select locate('北京', '上海天津北京杭州', -5)")
+
+ // lower
+ testFoldConst("select lower(\"AbC123\")")
+ testFoldConst("select lower(cast('AbC123' as string))")
+ testFoldConst("select lower(cast('Hello World' as string))")
+ testFoldConst("select lower('Hello World')")
+
+ // lpad
+ testFoldConst("select lpad(cast('hi' as string), 1, cast('xy' as string))")
+ testFoldConst("select lpad(cast('hi' as string), 5, cast('xy' as string))")
+ testFoldConst("select lpad(\"hi\", 1, \"xy\")")
+ testFoldConst("select lpad(\"hi\", 5, \"xy\")")
+ testFoldConst("select lpad(cast('北京' as string), 1, cast('杭州' as string))")
+ testFoldConst("select lpad(cast('北京' as string), 5, cast('杭州' as string))")
+
+ // ltrim
+ testFoldConst("select ltrim(' 11111', 11)")
+ testFoldConst("select ltrim('11111 ', 11)")
+ testFoldConst("select ltrim(' ab d')")
+ testFoldConst("select ltrim(cast(' 11111' as string), cast(11 as string))")
+ testFoldConst("select ltrim(cast('11111 ' as string), cast(11 as string))")
+ testFoldConst("select ltrim(cast(' ab d' as string))")
+ testFoldConst("select ltrim(cast('Hello' as string))")
+ testFoldConst("select ltrim(cast(' Hello World ' as string))")
+ testFoldConst("select ltrim('Hello')")
+ testFoldConst("select ltrim(' Hello World ')")
+ testFoldConst("select ltrim(' 上海天津北京杭州 ')")
+
+ // md5
+ testFoldConst("select md5(cast('Hello World' as string))")
+ testFoldConst("select md5('Hello World')")
+ testFoldConst("select md5('こんにちは')")
+ testFoldConst("select md5sum('Hello World')")
+ testFoldConst("select md5sum('こんにちは')")
+ testFoldConst("select md5sum('===*+-')")
+
+ // money_format
testFoldConst("select money_format(1123.4)")
+ testFoldConst("select money_format(1123.456)")
+ testFoldConst("select money_format(17014116)")
testFoldConst("select money_format(truncate(1000,10))")
-
- testFoldConst("select null_or_empty(null)")
- testFoldConst("select null_or_empty(\"\")")
- testFoldConst("select null_or_empty(\"a\")")
-
- testFoldConst("select not_null_or_empty(null)")
+ testFoldConst("select money_format(-1123.4)")
+ testFoldConst("select money_format(-1123.456)")
+ testFoldConst("select money_format(-17014116)")
+ testFoldConst("select money_format(-truncate(1000,10))")
+
+ // not_null_or_empty
testFoldConst("select not_null_or_empty(\"\")")
testFoldConst("select not_null_or_empty(\"a\")")
-
- testFoldConst("SELECT repeat(\"a\", 3)")
- testFoldConst("SELECT repeat(\"a\", -1)")
- testFoldConst("SELECT repeat(\"a\", 0)")
- testFoldConst("SELECT repeat(\"a\",null)")
- testFoldConst("SELECT repeat(null,1)")
-
+ testFoldConst("select not_null_or_empty(cast('a' as string))")
+ testFoldConst("select not_null_or_empty(cast('' as string))")
+ testFoldConst("select not_null_or_empty(null)")
+ testFoldConst("select not_null_or_empty(NULL)")
+ testFoldConst("select not_null_or_empty('\b')")
+ testFoldConst("select not_null_or_empty(' \b')")
+
+ // null_or_empty
+ testFoldConst("select null_or_empty(\"\")")
+ testFoldConst("select null_or_empty(\"a\")")
+ testFoldConst("select null_or_empty(cast('a' as string))")
+ testFoldConst("select null_or_empty(cast('' as string))")
+ testFoldConst("select null_or_empty(null)")
+ testFoldConst("select null_or_empty(NULL)")
+ testFoldConst("select null_or_empty('\b')")
+ testFoldConst("select null_or_empty(' \b')")
+
+ // overlay
+ testFoldConst("select overlay('abcdef', '123', 3, 2)")
Review Comment:
the `overlay` syntax is `VARCHAR Overlay (VARCHAR str, INT pos, INT len,
VARCHAR newstr)`, the test case set the run parameter for it
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