From 5e45211a64149b3c659b90ff2de6fa982a5a93ed Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 14:17:33 +0200 Subject: Adding upstream version 15.5. Signed-off-by: Daniel Baumann --- contrib/citext/sql/citext_utf8.sql | 51 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 contrib/citext/sql/citext_utf8.sql (limited to 'contrib/citext/sql/citext_utf8.sql') diff --git a/contrib/citext/sql/citext_utf8.sql b/contrib/citext/sql/citext_utf8.sql new file mode 100644 index 0000000..d068000 --- /dev/null +++ b/contrib/citext/sql/citext_utf8.sql @@ -0,0 +1,51 @@ +/* + * This test must be run in a database with UTF-8 encoding + * and a Unicode-aware locale. + */ + +SELECT getdatabaseencoding() <> 'UTF8' OR + current_setting('lc_ctype') = 'C' + AS skip_test \gset +\if :skip_test +\quit +\endif + +set client_encoding = utf8; + +-- CREATE EXTENSION IF NOT EXISTS citext; + +-- Multibyte sanity tests. +SELECT 'À'::citext = 'À'::citext AS t; +SELECT 'À'::citext = 'à'::citext AS t; +SELECT 'À'::text = 'à'::text AS f; -- text wins. +SELECT 'À'::citext <> 'B'::citext AS t; + +-- Test combining characters making up canonically equivalent strings. +SELECT 'Ä'::text <> 'Ä'::text AS t; +SELECT 'Ä'::citext <> 'Ä'::citext AS t; + +-- Test the Turkish dotted I. The lowercase is a single byte while the +-- uppercase is multibyte. This is why the comparison code can't be optimized +-- to compare string lengths. +SELECT 'i'::citext = 'İ'::citext AS t; + +-- Regression. +SELECT 'láska'::citext <> 'laská'::citext AS t; + +SELECT 'Ask Bjørn Hansen'::citext = 'Ask Bjørn Hansen'::citext AS t; +SELECT 'Ask Bjørn Hansen'::citext = 'ASK BJØRN HANSEN'::citext AS t; +SELECT 'Ask Bjørn Hansen'::citext <> 'Ask Bjorn Hansen'::citext AS t; +SELECT 'Ask Bjørn Hansen'::citext <> 'ASK BJORN HANSEN'::citext AS t; +SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'Ask Bjørn Hansen'::citext) = 0 AS t; +SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'ask bjørn hansen'::citext) = 0 AS t; +SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'ASK BJØRN HANSEN'::citext) = 0 AS t; +SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'Ask Bjorn Hansen'::citext) > 0 AS t; +SELECT citext_cmp('Ask Bjorn Hansen'::citext, 'Ask Bjørn Hansen'::citext) < 0 AS t; + +-- Test ~<~ and ~<=~ +SELECT 'à'::citext ~<~ 'À'::citext AS f; +SELECT 'à'::citext ~<=~ 'À'::citext AS t; + +-- Test ~>~ and ~>=~ +SELECT 'à'::citext ~>~ 'À'::citext AS f; +SELECT 'à'::citext ~>=~ 'À'::citext AS t; -- cgit v1.2.3