# name: test/sql/collate/collate_like.test
# description: Test collations in the LIKE clause
# group: [collate]

statement ok
PRAGMA enable_verification

query I
SELECT 'a' LIKE 'A' COLLATE NOCASE
----
true

query I
SELECT 'a' NOT LIKE 'A' COLLATE NOCASE
----
false

query I
SELECT 'A' COLLATE NOCASE LIKE 'a'
----
true

# like optimization rules
query I
SELECT 'a' LIKE 'A%' COLLATE NOCASE
----
true

query I
SELECT 'A' COLLATE NOCASE LIKE '%A' COLLATE NOCASE
----
true

query I
SELECT 'a' COLLATE NOCASE LIKE '%A%' COLLATE NOCASE
----
true

query I
SELECT 'OX' COLLATE NOACCENT.NOCASE LIKE 'ö%'
----
true

#### Testing LIKE with collated columns
statement ok
CREATE TABLE t1 (c1 VARCHAR, pattern VARCHAR)

statement ok
INSERT INTO t1 VALUES('A', 'a'),('a', 'A'),('AAAA', 'AaAa'),('aaaa', 'baba')

query I
SELECT c1 FROM t1 WHERE c1 LIKE pattern
----

query I
SELECT c1 FROM t1 WHERE c1 LIKE pattern COLLATE NOCASE
----
A
a
AAAA

# like escape
query I
SELECT 'a%ö' COLLATE NOACCENT LIKE 'a$%ö' ESCAPE '$'
----
true

query I
SELECT 'a%ö' COLLATE NOACCENT NOT LIKE 'a$%ö' ESCAPE '$'
----
false

# ilike
query I
SELECT 'oX' ILIKE 'Ö%'
----
false

query I
SELECT 'OX' COLLATE NOACCENT ILIKE 'ö%'
----
true

query I
SELECT 'öX' COLLATE NOACCENT NOT ILIKE 'Ö%'
----
false

# glob
query I
SELECT 'oX' GLOB 'O*'
----
false

query I
SELECT 'oX' COLLATE NOCASE GLOB 'O*'
----
true