Coercibility tests for

  - equal predicate
  - LIKE predicate
  - strcmp() function

1 files changed, 35 insertions, 0 deletions

diff --git a/mysql-test/t/func_test.test b/mysql-test/t/func_test.test
index bdf58ee4b15..2834d5bd9c7 100644
--- a/mysql-test/t/func_test.test
+++ b/mysql-test/t/func_test.test
@@ -21,6 +21,41 @@ select 10 % 7, 10 mod 7, 10 div 3;
 select (1 << 64)-1, ((1 << 64)-1) DIV 1, ((1 << 64)-1) DIV 2;
 
 #
+# Coercibility
+#
+select _koi8r'a' = _koi8r'A';
+select _koi8r'a' = _koi8r'A' COLLATE koi8r_general_ci;
+select _koi8r'a' = _koi8r'A' COLLATE koi8r_bin;
+select _koi8r'a' COLLATE koi8r_general_ci = _koi8r'A';
+select _koi8r'a' COLLATE koi8r_bin = _koi8r'A';
+--error 1265
+select _koi8r'a' COLLATE koi8r_bin = _koi8r'A' COLLATE koi8r_general_ci;
+--error 1265
+select _koi8r'a' = _latin1'A';
+
+select strcmp(_koi8r'a', _koi8r'A');
+select strcmp(_koi8r'a', _koi8r'A' COLLATE koi8r_general_ci);
+select strcmp(_koi8r'a', _koi8r'A' COLLATE koi8r_bin);
+select strcmp(_koi8r'a' COLLATE koi8r_general_ci, _koi8r'A');
+select strcmp(_koi8r'a' COLLATE koi8r_bin, _koi8r'A');
+--error 1265
+select strcmp(_koi8r'a' COLLATE koi8r_general_ci, _koi8r'A' COLLATE koi8r_bin);
+--error 1265
+select strcmp(_koi8r'a', _latin1'A');
+
+select _koi8r'a' LIKE _koi8r'A';
+select _koi8r'a' LIKE _koi8r'A' COLLATE koi8r_general_ci;
+select _koi8r'a' LIKE _koi8r'A' COLLATE koi8r_bin;
+select _koi8r'a' COLLATE koi8r_general_ci LIKE _koi8r'A';
+select _koi8r'a' COLLATE koi8r_bin LIKE _koi8r'A';
+--error 1265
+select _koi8r'a' COLLATE koi8r_general_ci LIKE _koi8r'A' COLLATE koi8r_bin;
+--error 1265
+select _koi8r'a' LIKE _latin1'A';
+
+
+
+#
 # Wrong usage of functions
 #