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From: Peter Eisentraut <[email protected]>
Subject: [PATCH 1/2] Add tests for ICU collation customization
Date: Mon, 11 Mar 2019 16:10:59 +0100

---
 .../regress/expected/collate.icu.utf8.out     | 39 +++++++++++++++++++
 src/test/regress/sql/collate.icu.utf8.sql     | 21 ++++++++++
 2 files changed, 60 insertions(+)

diff --git a/src/test/regress/expected/collate.icu.utf8.out b/src/test/regress/expected/collate.icu.utf8.out
index f95d165288..4b94921cf8 100644
--- a/src/test/regress/expected/collate.icu.utf8.out
+++ b/src/test/regress/expected/collate.icu.utf8.out
@@ -1100,6 +1100,45 @@ select textrange_en_us('A','Z') @> 'b'::text;
 
 drop type textrange_c;
 drop type textrange_en_us;
+-- test ICU collation customization
+CREATE COLLATION testcoll_ignore_accents (provider = icu, locale = '@colStrength=primary;colCaseLevel=yes');
+SELECT 'aaá' > 'AAA' COLLATE "und-x-icu", 'aaá' < 'AAA' COLLATE testcoll_ignore_accents;
+ ?column? | ?column? 
+----------+----------
+ t        | t
+(1 row)
+
+CREATE COLLATION testcoll_backwards (provider = icu, locale = '@colBackwards=yes');
+SELECT 'coté' < 'côte' COLLATE "und-x-icu", 'coté' > 'côte' COLLATE testcoll_backwards;
+ ?column? | ?column? 
+----------+----------
+ t        | t
+(1 row)
+
+CREATE COLLATION testcoll_lower_first (provider = icu, locale = '@colCaseFirst=lower');
+CREATE COLLATION testcoll_upper_first (provider = icu, locale = '@colCaseFirst=upper');
+SELECT 'aaa' < 'AAA' COLLATE testcoll_lower_first, 'aaa' > 'AAA' COLLATE testcoll_upper_first;
+ ?column? | ?column? 
+----------+----------
+ t        | t
+(1 row)
+
+CREATE COLLATION testcoll_shifted (provider = icu, locale = '@colAlternate=shifted');
+SELECT 'de-luge' < 'deanza' COLLATE "und-x-icu", 'de-luge' > 'deanza' COLLATE testcoll_shifted;
+ ?column? | ?column? 
+----------+----------
+ t        | t
+(1 row)
+
+CREATE COLLATION testcoll_numeric (provider = icu, locale = '@colNumeric=yes');
+SELECT 'A-21' > 'A-123' COLLATE "und-x-icu", 'A-21' < 'A-123' COLLATE testcoll_numeric;
+ ?column? | ?column? 
+----------+----------
+ t        | t
+(1 row)
+
+CREATE COLLATION testcoll_error1 (provider = icu, locale = '@colNumeric=lower');
+ERROR:  could not open collator for locale "@colNumeric=lower": U_ILLEGAL_ARGUMENT_ERROR
 -- cleanup
 SET client_min_messages TO warning;
 DROP SCHEMA collate_tests CASCADE;
diff --git a/src/test/regress/sql/collate.icu.utf8.sql b/src/test/regress/sql/collate.icu.utf8.sql
index 0aeba3e202..73fb1232a7 100644
--- a/src/test/regress/sql/collate.icu.utf8.sql
+++ b/src/test/regress/sql/collate.icu.utf8.sql
@@ -425,6 +425,27 @@ CREATE INDEX collate_dep_test4i ON collate_dep_test4t (b COLLATE test0);
 drop type textrange_en_us;
 
 
+-- test ICU collation customization
+
+CREATE COLLATION testcoll_ignore_accents (provider = icu, locale = '@colStrength=primary;colCaseLevel=yes');
+SELECT 'aaá' > 'AAA' COLLATE "und-x-icu", 'aaá' < 'AAA' COLLATE testcoll_ignore_accents;
+
+CREATE COLLATION testcoll_backwards (provider = icu, locale = '@colBackwards=yes');
+SELECT 'coté' < 'côte' COLLATE "und-x-icu", 'coté' > 'côte' COLLATE testcoll_backwards;
+
+CREATE COLLATION testcoll_lower_first (provider = icu, locale = '@colCaseFirst=lower');
+CREATE COLLATION testcoll_upper_first (provider = icu, locale = '@colCaseFirst=upper');
+SELECT 'aaa' < 'AAA' COLLATE testcoll_lower_first, 'aaa' > 'AAA' COLLATE testcoll_upper_first;
+
+CREATE COLLATION testcoll_shifted (provider = icu, locale = '@colAlternate=shifted');
+SELECT 'de-luge' < 'deanza' COLLATE "und-x-icu", 'de-luge' > 'deanza' COLLATE testcoll_shifted;
+
+CREATE COLLATION testcoll_numeric (provider = icu, locale = '@colNumeric=yes');
+SELECT 'A-21' > 'A-123' COLLATE "und-x-icu", 'A-21' < 'A-123' COLLATE testcoll_numeric;
+
+CREATE COLLATION testcoll_error1 (provider = icu, locale = '@colNumeric=lower');
+
+
 -- cleanup
 SET client_min_messages TO warning;
 DROP SCHEMA collate_tests CASCADE;
-- 
2.21.0


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Content-Disposition: attachment;
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 filename*1="tch"

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