Fix test errors in FastTest

src/Functions/locate.cpp

@@ -19,6 +19,16 @@ using FunctionLocate = FunctionsStringSearch<PositionImpl<NameLocate, PositionCa
 
 REGISTER_FUNCTION(Locate)
 {
-    factory.registerFunction<FunctionLocate>({}, FunctionFactory::CaseInsensitive);
+    FunctionDocumentation::Description doc_description = "Like function `position` but with arguments `haystack` and `locate` switched. The behavior of this function depends on the ClickHouse version: In versions < v24.3, `locate` was an alias of function `position` and accepted arguments `(haystack, needle[, start_pos])`. In versions >= 24.3,, `locate` is an individual function (for better compatibility with MySQL) and accepts arguments `(needle, haystack[, start_pos])`. The previous behaviorcan be restored using setting `function_locate_has_mysql_compatible_argument_order = false`.";
+    FunctionDocumentation::Syntax doc_syntax = "location(needle, haystack[, start_pos])";
+    FunctionDocumentation::Arguments doc_arguments = {{"needle", "Substring to be searched (String)"},
+                                                      {"haystack", "String in which the search is performed (String)."},
+                                                      {"start_pos", "Position (1-based) in `haystack` at which the search starts (UInt*)."}};
+    FunctionDocumentation::ReturnedValue doc_returned_value = "Starting position in bytes and counting from 1, if the substring was found. 0, if the substring was not found.";
+    FunctionDocumentation::Examples doc_examples = {{"Example", "SELECT locate('abcabc', 'ca');", "3"}};
+    FunctionDocumentation::Categories doc_categories = {"String search"};
+
+
+    factory.registerFunction<FunctionLocate>({doc_description, doc_syntax, doc_arguments, doc_returned_value, doc_examples, doc_categories}, FunctionFactory::CaseInsensitive);
 }
 }

tests/queries/0_stateless/00765_locate.reference

@@ -1,3 +1,5 @@
 0
 0
 3
+the function name needs to be case-insensitive for historical reasons
+0

tests/queries/0_stateless/00765_locate.sql

@@ -1,11 +1,15 @@
 SET send_logs_level = 'fatal';
 
--- negative tests
+SELECT '-- negative tests';
 SELECT locate(); -- { serverError NUMBER_OF_ARGUMENTS_DOESNT_MATCH }
 SELECT locate(1, 'abc'); -- { serverError ILLEGAL_TYPE_OF_ARGUMENT }
 SELECT locate('abc', 1); -- { serverError ILLEGAL_TYPE_OF_ARGUMENT }
 SELECT locate('abc', 'abc', 'abc'); -- { serverError ILLEGAL_TYPE_OF_ARGUMENT }
 
+SELECT '-- test mysql compatibility setting';
 SELECT locate('abcabc', 'ca');
 SELECT locate('abcabc', 'ca') SETTINGS function_locate_has_mysql_compatible_argument_order = true;
 SELECT locate('abcabc', 'ca') SETTINGS function_locate_has_mysql_compatible_argument_order = false;
+
+SELECT '-- the function name needs to be case-insensitive for historical reasons';
+SELECT LoCaTe('abcabc', 'ca');

tests/queries/0_stateless/01705_normalize_case_insensitive_function_names.reference

@@ -26,7 +26,6 @@ SELECT
     least(1),
     length('1'),
     log(1),
-    position('1', '1'),
     log(1),
     log10(1),
     log2(1),

tests/queries/0_stateless/01705_normalize_case_insensitive_function_names.sql

@@ -1 +1 @@
-EXPLAIN SYNTAX SELECT CAST(1 AS INT), CEIL(1), CEILING(1), CHAR(49), CHAR_LENGTH('1'), CHARACTER_LENGTH('1'), COALESCE(1), CONCAT('1', '1'), CORR(1, 1), COS(1), COUNT(1), COVAR_POP(1, 1), COVAR_SAMP(1, 1), DATABASE(), SCHEMA(), DATEDIFF('DAY', toDate('2020-10-24'), toDate('2019-10-24')), EXP(1), FLATTEN([[1]]), FLOOR(1), FQDN(), GREATEST(1), IF(1, 1, 1), IFNULL(1, 1), LCASE('A'), LEAST(1), LENGTH('1'), LN(1), LOCATE('1', '1'), LOG(1), LOG10(1), LOG2(1), LOWER('A'), MAX(1), MID('123', 1, 1), MIN(1), MOD(1, 1), NOT(1), NOW(), NOW64(), NULLIF(1, 1), PI(), POSITION('123', '2'), POW(1, 1), POWER(1, 1), RAND(), REPLACE('1', '1', '2'), REVERSE('123'), ROUND(1), SIN(1), SQRT(1), STDDEV_POP(1), STDDEV_SAMP(1), SUBSTR('123', 2), SUBSTRING('123', 2), SUM(1), TAN(1), TANH(1), TRUNC(1), TRUNCATE(1), UCASE('A'), UPPER('A'), USER(), VAR_POP(1), VAR_SAMP(1), WEEK(toDate('2020-10-24')), YEARWEEK(toDate('2020-10-24')) format TSVRaw;
+EXPLAIN SYNTAX SELECT CAST(1 AS INT), CEIL(1), CEILING(1), CHAR(49), CHAR_LENGTH('1'), CHARACTER_LENGTH('1'), COALESCE(1), CONCAT('1', '1'), CORR(1, 1), COS(1), COUNT(1), COVAR_POP(1, 1), COVAR_SAMP(1, 1), DATABASE(), SCHEMA(), DATEDIFF('DAY', toDate('2020-10-24'), toDate('2019-10-24')), EXP(1), FLATTEN([[1]]), FLOOR(1), FQDN(), GREATEST(1), IF(1, 1, 1), IFNULL(1, 1), LCASE('A'), LEAST(1), LENGTH('1'), LN(1), LOG(1), LOG10(1), LOG2(1), LOWER('A'), MAX(1), MID('123', 1, 1), MIN(1), MOD(1, 1), NOT(1), NOW(), NOW64(), NULLIF(1, 1), PI(), POSITION('123', '2'), POW(1, 1), POWER(1, 1), RAND(), REPLACE('1', '1', '2'), REVERSE('123'), ROUND(1), SIN(1), SQRT(1), STDDEV_POP(1), STDDEV_SAMP(1), SUBSTR('123', 2), SUBSTRING('123', 2), SUM(1), TAN(1), TANH(1), TRUNC(1), TRUNCATE(1), UCASE('A'), UPPER('A'), USER(), VAR_POP(1), VAR_SAMP(1), WEEK(toDate('2020-10-24')), YEARWEEK(toDate('2020-10-24')) format TSVRaw;