[SPARK-28038][SQL][TEST] Port text.sql

sql/core/src/test/resources/sql-tests/inputs/pgSQL/text.sql

@@ -0,0 +1,134 @@
+--
+-- Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+--
+--
+-- TEXT
+-- https://github.com/postgres/postgres/blob/REL_12_BETA2/src/test/regress/sql/text.sql
+
+SELECT string('this is a text string') = string('this is a text string') AS true;
+
+SELECT string('this is a text string') = string('this is a text strin') AS `false`;
+
+CREATE TABLE TEXT_TBL (f1 string) USING parquet;
+
+INSERT INTO TEXT_TBL VALUES ('doh!');
+INSERT INTO TEXT_TBL VALUES ('hi de ho neighbor');
+
+SELECT '' AS two, * FROM TEXT_TBL;
+
+-- As of 8.3 we have removed most implicit casts to text, so that for example
+-- this no longer works:
+-- Spark SQL implicit cast integer to string
+select length(42);
+
+-- But as a special exception for usability's sake, we still allow implicit
+-- casting to text in concatenations, so long as the other input is text or
+-- an unknown literal.  So these work:
+-- [SPARK-28033] String concatenation low priority than other arithmeticBinary
+select string('four: ') || 2+2;
+select string('four: ') || 2+2;
+
+-- but not this:
+-- Spark SQL implicit cast both side to string
+select 3 || 4.0;
+
+/*
+ * various string functions
+ */
+select concat('one');
+-- Spark SQL does not support YYYYMMDD, we replace it to yyyyMMdd
+select concat(1,2,3,'hello',true, false, to_date('20100309','yyyyMMdd'));
+select concat_ws('#','one');
+select concat_ws('#',1,2,3,'hello',true, false, to_date('20100309','yyyyMMdd'));
+select concat_ws(',',10,20,null,30);
+select concat_ws('',10,20,null,30);
+select concat_ws(NULL,10,20,null,30) is null;
+select reverse('abcde');
+-- [SPARK-28036] Built-in udf left/right has inconsistent behavior
+-- select i, left('ahoj', i), right('ahoj', i) from range(-5, 5) t(i) order by i;
+-- [SPARK-28037] Add built-in String Functions: quote_literal
+-- select quote_literal('');
+-- select quote_literal('abc''');
+-- select quote_literal(e'\\');
+
+-- Skip these tests because Spark does not support variadic labeled argument
+-- check variadic labeled argument
+-- select concat(variadic array[1,2,3]);
+-- select concat_ws(',', variadic array[1,2,3]);
+-- select concat_ws(',', variadic NULL::int[]);
+-- select concat(variadic NULL::int[]) is NULL;
+-- select concat(variadic '{}'::int[]) = '';
+--should fail
+-- select concat_ws(',', variadic 10);
+
+-- [SPARK-27930] Replace format to format_string
+/*
+ * format
+ */
+select format_string(NULL);
+select format_string('Hello');
+select format_string('Hello %s', 'World');
+select format_string('Hello %%');
+select format_string('Hello %%%%');
+-- should fail
+select format_string('Hello %s %s', 'World');
+select format_string('Hello %s');
+select format_string('Hello %x', 20);
+-- check literal and sql identifiers
+-- [SPARK-27930] format_string can not fully support PostgreSQL's format
+-- select format_string('INSERT INTO %I VALUES(%L,%L)', 'mytab', 10, 'Hello');
+-- select format_string('%s%s%s','Hello', NULL,'World');
+-- select format_string('INSERT INTO %I VALUES(%L,%L)', 'mytab', 10, NULL);
+-- select format_string('INSERT INTO %I VALUES(%L,%L)', 'mytab', NULL, 'Hello');
+-- should fail, sql identifier cannot be NULL
+-- select format_string('INSERT INTO %I VALUES(%L,%L)', NULL, 10, 'Hello');
+-- check positional placeholders
+select format_string('%1$s %3$s', 1, 2, 3);
+select format_string('%1$s %12$s', 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
+-- should fail
+select format_string('%1$s %4$s', 1, 2, 3);
+select format_string('%1$s %13$s', 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
+--PostgreSQL throw ERROR:  format specifies argument 0, but arguments are numbered from 1
+select format_string('%0$s', 'Hello');
+-- [SPARK-27930] format_string can not fully support PostgreSQL's format
+-- select format_string('%*0$s', 'Hello');
+-- select format_string('%1$', 1);
+-- select format_string('%1$1', 1);
+-- check mix of positional and ordered placeholders
+select format_string('Hello %s %1$s %s', 'World', 'Hello again');
+select format_string('Hello %s %s, %2$s %2$s', 'World', 'Hello again');
+-- Skip these tests because Spark does not support variadic labeled argument
+-- check variadic labeled arguments
+-- select format('%s, %s', variadic array['Hello','World']);
+-- select format('%s, %s', variadic array[1, 2]);
+-- select format('%s, %s', variadic array[true, false]);
+-- select format('%s, %s', variadic array[true, false]::text[]);
+-- check variadic with positional placeholders
+-- select format('%2$s, %1$s', variadic array['first', 'second']);
+-- select format('%2$s, %1$s', variadic array[1, 2]);
+-- variadic argument can be array type NULL, but should not be referenced
+-- select format('Hello', variadic NULL::int[]);
+-- variadic argument allows simulating more than FUNC_MAX_ARGS parameters
+-- select format(string_agg('%s',','), variadic array_agg(i))
+-- from generate_series(1,200) g(i);
+-- check field widths and left, right alignment
+select format_string('>>%10s<<', 'Hello');
+select format_string('>>%10s<<', NULL);
+select format_string('>>%10s<<', '');
+select format_string('>>%-10s<<', '');
+select format_string('>>%-10s<<', 'Hello');
+select format_string('>>%-10s<<', NULL);
+select format_string('>>%1$10s<<', 'Hello');
+-- [SPARK-27930] format_string can not fully support PostgreSQL's format
+-- select format_string('>>%1$-10I<<', 'Hello');
+-- select format_string('>>%2$*1$L<<', 10, 'Hello');
+-- select format_string('>>%2$*1$L<<', 10, NULL);
+-- select format_string('>>%2$*1$L<<', -10, NULL);
+-- select format_string('>>%*s<<', 10, 'Hello');
+-- select format_string('>>%*1$s<<', 10, 'Hello');
+-- select format_string('>>%-s<<', 'Hello');
+-- select format_string('>>%10L<<', NULL);
+-- select format_string('>>%2$*1$L<<', NULL, 'Hello');
+-- select format_string('>>%2$*1$L<<', 0, 'Hello');
+
+DROP TABLE TEXT_TBL;