From 012ee842590d7bb56f250c15e00a8611ba0ae1da Mon Sep 17 00:00:00 2001
From: Peter Eisentraut
Date: Fri, 10 Mar 2023 11:00:51 +0100
Subject: Add a test for UCS_BASIC collation

---
 src/test/regress/expected/collate.icu.utf8.out   | 10 ++++++++++
 src/test/regress/expected/collate.linux.utf8.out | 10 ++++++++++
 src/test/regress/sql/collate.icu.utf8.sql        |  5 +++++
 src/test/regress/sql/collate.linux.utf8.sql      |  5 +++++
 4 files changed, 30 insertions(+)

(limited to 'src')

diff --git a/src/test/regress/expected/collate.icu.utf8.out b/src/test/regress/expected/collate.icu.utf8.out
index 2ac707b362..f53857b46d 100644
--- a/src/test/regress/expected/collate.icu.utf8.out
+++ b/src/test/regress/expected/collate.icu.utf8.out
@@ -1141,6 +1141,16 @@ select textrange_en_us('A','Z') @> 'b'::text;
 
 drop type textrange_c;
 drop type textrange_en_us;
+-- standard collations
+SELECT * FROM collate_test2 ORDER BY b COLLATE UCS_BASIC;
+ a |  b  
+---+-----
+ 4 | ABC
+ 1 | abc
+ 3 | bbc
+ 2 | äbc
+(4 rows)
+
 -- test ICU collation customization
 -- test the attributes handled by icu_set_collation_attributes()
 CREATE COLLATION testcoll_ignore_accents (provider = icu, locale = '@colStrength=primary;colCaseLevel=yes');
diff --git a/src/test/regress/expected/collate.linux.utf8.out b/src/test/regress/expected/collate.linux.utf8.out
index 2098696ec2..6d34667ceb 100644
--- a/src/test/regress/expected/collate.linux.utf8.out
+++ b/src/test/regress/expected/collate.linux.utf8.out
@@ -1154,6 +1154,16 @@ select textrange_en_us('A','Z') @> 'b'::text;
 
 drop type textrange_c;
 drop type textrange_en_us;
+-- standard collations
+SELECT * FROM collate_test2 ORDER BY b COLLATE UCS_BASIC;
+ a |  b  
+---+-----
+ 4 | ABC
+ 1 | abc
+ 3 | bbc
+ 2 | äbc
+(4 rows)
+
 -- nondeterministic collations
 -- (not supported with libc provider)
 CREATE COLLATION ctest_det (locale = 'en_US.utf8', deterministic = true);
diff --git a/src/test/regress/sql/collate.icu.utf8.sql b/src/test/regress/sql/collate.icu.utf8.sql
index aa95c1ec42..abf17a0767 100644
--- a/src/test/regress/sql/collate.icu.utf8.sql
+++ b/src/test/regress/sql/collate.icu.utf8.sql
@@ -444,6 +444,11 @@ drop type textrange_c;
 drop type textrange_en_us;
 
 
+-- standard collations
+
+SELECT * FROM collate_test2 ORDER BY b COLLATE UCS_BASIC;
+
+
 -- test ICU collation customization
 
 -- test the attributes handled by icu_set_collation_attributes()
diff --git a/src/test/regress/sql/collate.linux.utf8.sql b/src/test/regress/sql/collate.linux.utf8.sql
index 0f6dd1b02e..2b787507c5 100644
--- a/src/test/regress/sql/collate.linux.utf8.sql
+++ b/src/test/regress/sql/collate.linux.utf8.sql
@@ -447,6 +447,11 @@ drop type textrange_c;
 drop type textrange_en_us;
 
 
+-- standard collations
+
+SELECT * FROM collate_test2 ORDER BY b COLLATE UCS_BASIC;
+
+
 -- nondeterministic collations
 -- (not supported with libc provider)
 
-- 
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