From cab2fc3b5ed144dca28055c0ef0c2684bebb0610 Mon Sep 17 00:00:00 2001 From: Aleksander Alekseev Date: Thu, 27 Feb 2025 15:39:29 +0300 Subject: [PATCH v2] Cover POSITION(bytea,bytea) with tests Aleksander Alekseev, reviewed by Peter Smith, Ilia Evdokimov Discussion: https://postgr.es/m/CAJ7c6TMT6XCooMVKnCd_tR2oBdGcnjefSeCDCv8jzKy9VkWA5w%40mail.gmail.com --- src/test/regress/expected/strings.out | 30 +++++++++++++++++++++++++++ src/test/regress/sql/strings.sql | 6 ++++++ 2 files changed, 36 insertions(+) diff --git a/src/test/regress/expected/strings.out b/src/test/regress/expected/strings.out index fbe7d7be71f..dc485735aa4 100644 --- a/src/test/regress/expected/strings.out +++ b/src/test/regress/expected/strings.out @@ -1353,6 +1353,36 @@ SELECT POSITION('5' IN '1234567890') = '5' AS "5"; t (1 row) +SELECT POSITION('\x11'::bytea IN ''::bytea) = 0 AS "0"; + 0 +--- + t +(1 row) + +SELECT POSITION('\x33'::bytea IN '\x1122'::bytea) = 0 AS "0"; + 0 +--- + t +(1 row) + +SELECT POSITION(''::bytea IN '\x1122'::bytea) = 1 AS "1"; + 1 +--- + t +(1 row) + +SELECT POSITION('\x22'::bytea IN '\x1122'::bytea) = 2 AS "2"; + 2 +--- + t +(1 row) + +SELECT POSITION('\x5678'::bytea IN '\x1234567890'::bytea) = 3 AS "3"; + 3 +--- + t +(1 row) + -- T312 character overlay function SELECT OVERLAY('abcdef' PLACING '45' FROM 4) AS "abc45f"; abc45f diff --git a/src/test/regress/sql/strings.sql b/src/test/regress/sql/strings.sql index ed054e6e99c..aeba798dac1 100644 --- a/src/test/regress/sql/strings.sql +++ b/src/test/regress/sql/strings.sql @@ -367,6 +367,12 @@ SELECT POSITION('4' IN '1234567890') = '4' AS "4"; SELECT POSITION('5' IN '1234567890') = '5' AS "5"; +SELECT POSITION('\x11'::bytea IN ''::bytea) = 0 AS "0"; +SELECT POSITION('\x33'::bytea IN '\x1122'::bytea) = 0 AS "0"; +SELECT POSITION(''::bytea IN '\x1122'::bytea) = 1 AS "1"; +SELECT POSITION('\x22'::bytea IN '\x1122'::bytea) = 2 AS "2"; +SELECT POSITION('\x5678'::bytea IN '\x1234567890'::bytea) = 3 AS "3"; + -- T312 character overlay function SELECT OVERLAY('abcdef' PLACING '45' FROM 4) AS "abc45f"; -- 2.48.1