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+#
+# 2001 September 15
+#
+# The author disclaims copyright to this source code.  In place of
+# a legal notice, here is a blessing:
+#
+#    May you do good and not evil.
+#    May you find forgiveness for yourself and forgive others.
+#    May you share freely, never taking more than you give.
+#
+#***********************************************************************
+# This file implements regression tests for SQLite library.  The
+# focus of this script is collation sequences in concert with triggers.
+#
+# $Id: collate6.test,v 1.4 2007/07/30 14:40:48 danielk1977 Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# There are no tests in this file that will work without
+# trigger support.
+#
+ifcapable {!trigger} {
+  finish_test
+  return
+}
+
+# Create a case-insensitive collation type NOCASE for use in testing. 
+# Normally, capital letters are less than their lower-case counterparts.
+db collate NOCASE nocase_collate
+proc nocase_collate {a b} {
+  return [string compare -nocase $a $b]
+}
+
+#
+# Tests are organized as follows:
+# collate6-1.* - triggers.
+#
+
+do_test collate6-1.0 {
+  execsql {
+    CREATE TABLE collate6log(a, b);
+    CREATE TABLE collate6tab(a COLLATE NOCASE, b COLLATE BINARY);
+  }
+} {}
+
+# Test that the default collation sequence applies to new.* references 
+# in WHEN clauses.
+do_test collate6-1.1 {
+  execsql {
+    CREATE TRIGGER collate6trig BEFORE INSERT ON collate6tab 
+      WHEN new.a = 'a' BEGIN
+        INSERT INTO collate6log VALUES(new.a, new.b);
+    END;
+  }
+} {}
+do_test collate6-1.2 {
+  execsql {
+    INSERT INTO collate6tab VALUES('a', 'b');
+    SELECT * FROM collate6log;
+  }
+} {a b}
+do_test collate6-1.3 {
+  execsql {
+    INSERT INTO collate6tab VALUES('A', 'B');
+    SELECT * FROM collate6log;
+  }
+} {a b A B}
+do_test collate6-1.4 {
+  execsql {
+    DROP TRIGGER collate6trig;
+    DELETE FROM collate6log;
+  } 
+} {}
+
+# Test that the default collation sequence applies to new.* references 
+# in the body of triggers.
+do_test collate6-1.5 {
+  execsql {
+    CREATE TRIGGER collate6trig BEFORE INSERT ON collate6tab BEGIN
+      INSERT INTO collate6log VALUES(new.a='a', new.b='b');
+    END;
+  }
+} {}
+do_test collate6-1.6 {
+  execsql {
+    INSERT INTO collate6tab VALUES('a', 'b');
+    SELECT * FROM collate6log;
+  }
+} {1 1}
+do_test collate6-1.7 {
+  execsql {
+    INSERT INTO collate6tab VALUES('A', 'B');
+    SELECT * FROM collate6log;
+  }
+} {1 1 1 0}
+do_test collate6-1.8 {
+  execsql {
+    DROP TRIGGER collate6trig;
+    DELETE FROM collate6log;
+  } 
+} {}
+
+do_test collate6-1.9 {
+  execsql {
+    DROP TABLE collate6tab;
+  }
+} {}
+
+# Test that an explicit collation sequence overrides an implicit 
+# one attached to a 'new' reference.
+#
+do_test collate6-2.1 {
+  execsql {
+    CREATE TABLE abc(a COLLATE binary, b, c);
+    CREATE TABLE def(a, b, c);
+    CREATE TRIGGER abc_t1 AFTER INSERT ON abc BEGIN
+      INSERT INTO def SELECT * FROM abc WHERE a < new.a COLLATE nocase;
+    END
+  }
+} {}
+do_test collate6-2.2 {
+  execsql {
+    INSERT INTO abc VALUES('One', 'Two', 'Three');
+    INSERT INTO abc VALUES('one', 'two', 'three');
+    SELECT * FROM def;
+  }
+} {}
+do_test collate6-2.3 {
+  execsql {
+    UPDATE abc SET a = 'four' WHERE a = 'one';
+    CREATE TRIGGER abc_t2 AFTER UPDATE ON abc BEGIN
+      INSERT INTO def SELECT * FROM abc WHERE a < new.a COLLATE nocase;
+    END;
+    SELECT * FROM def;
+  }
+} {}
+
+# At one point the 6-3.2 (but not 6-3.1) was causing an assert() to fail.
+#
+do_test collate6-3.1 {
+  execsql {
+    SELECT 1 FROM sqlite_master WHERE name COLLATE nocase = 'hello';
+  }
+} {}
+do_test collate6-3.2 {
+  execsql {
+    SELECT 1 FROM sqlite_master WHERE 'hello' = name COLLATE nocase;
+  }
+} {}
+
+
+finish_test