diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/regress/expected/text.out | 89 | ||||
| -rw-r--r-- | src/test/regress/sql/text.sql | 23 |
2 files changed, 110 insertions, 2 deletions
diff --git a/src/test/regress/expected/text.out b/src/test/regress/expected/text.out index e45714f77e..b7565830d6 100644 --- a/src/test/regress/expected/text.out +++ b/src/test/regress/expected/text.out @@ -136,6 +136,40 @@ select quote_literal(e'\\'); E'\\' (1 row) +-- check variadic labeled argument +select concat(variadic array[1,2,3]); + concat +-------- + 123 +(1 row) + +select concat_ws(',', variadic array[1,2,3]); + concat_ws +----------- + 1,2,3 +(1 row) + +select concat_ws(',', variadic NULL); + concat_ws +----------- + +(1 row) + +select concat(variadic NULL) is NULL; + ?column? +---------- + t +(1 row) + +select concat(variadic '{}'::int[]) = ''; + ?column? +---------- + t +(1 row) + +--should fail +select concat_ws(',', variadic 10); +ERROR: VARIADIC argument must be an array /* * format */ @@ -228,7 +262,7 @@ select format('%1$', 1); ERROR: unterminated conversion specifier select format('%1$1', 1); ERROR: unrecognized conversion specifier "1" ---checkk mix of positional and ordered placeholders +-- check mix of positional and ordered placeholders select format('Hello %s %1$s %s', 'World', 'Hello again'); format ------------------------------- @@ -241,3 +275,56 @@ select format('Hello %s %s, %2$s %2$s', 'World', 'Hello again'); Hello World Hello again, Hello again Hello again (1 row) +-- check variadic labeled arguments +select format('%s, %s', variadic array['Hello','World']); + format +-------------- + Hello, World +(1 row) + +select format('%s, %s', variadic array[1, 2]); + format +-------- + 1, 2 +(1 row) + +select format('%s, %s', variadic array[true, false]); + format +-------- + t, f +(1 row) + +select format('%s, %s', variadic array[true, false]::text[]); + format +------------- + true, false +(1 row) + +-- check variadic with positional placeholders +select format('%2$s, %1$s', variadic array['first', 'second']); + format +--------------- + second, first +(1 row) + +select format('%2$s, %1$s', variadic array[1, 2]); + format +-------- + 2, 1 +(1 row) + +-- variadic argument can be NULL, but should not be referenced +select format('Hello', variadic NULL); + format +-------- + Hello +(1 row) + +-- 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); + format +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200 +(1 row) + diff --git a/src/test/regress/sql/text.sql b/src/test/regress/sql/text.sql index 96e425d3cf..a96e9f7d1e 100644 --- a/src/test/regress/sql/text.sql +++ b/src/test/regress/sql/text.sql @@ -44,6 +44,14 @@ select i, left('ahoj', i), right('ahoj', i) from generate_series(-5, 5) t(i) ord select quote_literal(''); select quote_literal('abc'''); select quote_literal(e'\\'); +-- check variadic labeled argument +select concat(variadic array[1,2,3]); +select concat_ws(',', variadic array[1,2,3]); +select concat_ws(',', variadic NULL); +select concat(variadic NULL) is NULL; +select concat(variadic '{}'::int[]) = ''; +--should fail +select concat_ws(',', variadic 10); /* * format @@ -73,6 +81,19 @@ select format('%1$s %13$s', 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12); select format('%1s', 1); select format('%1$', 1); select format('%1$1', 1); ---checkk mix of positional and ordered placeholders +-- check mix of positional and ordered placeholders select format('Hello %s %1$s %s', 'World', 'Hello again'); select format('Hello %s %s, %2$s %2$s', 'World', 'Hello again'); +-- 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 NULL, but should not be referenced +select format('Hello', variadic NULL); +-- 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); |