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+# 2010 September 28
+#
+# 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 file is testing that a trigger may have the same
+# name as an index, view or table in the same database.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+#--------------------------------------------------------------------------
+# Test organization:
+#
+#   schema4-1.*: Dropping and creating triggers and other objects where
+#     triggers and at least on other object share a name.
+#
+#   schema4-2.*: Renaming tables where there is a trigger that shares the
+#     name of the table or one of its indices.
+#
+
+do_execsql_test schema4-1.1 {
+  CREATE TABLE log(x, a, b);
+  CREATE TABLE tbl(a, b);
+
+  CREATE TABLE t1(a, b);
+  CREATE VIEW v1 AS SELECT * FROM tbl;
+  CREATE INDEX i1 ON tbl(a);
+} {}
+
+do_execsql_test schema4-1.2 {
+  CREATE TRIGGER t1 AFTER INSERT ON tbl BEGIN
+    INSERT INTO log VALUES('after insert', new.a, new.b);
+  END;
+  CREATE TRIGGER v1 AFTER UPDATE ON tbl BEGIN
+    INSERT INTO log VALUES('after update', new.a, new.b);
+  END;
+  CREATE TRIGGER i1 AFTER DELETE ON tbl BEGIN
+    INSERT INTO log VALUES('after delete', old.a, old.b);
+  END;
+} {}
+
+do_execsql_test schema4-1.3 {
+  INSERT INTO tbl VALUES(1, 2);
+  UPDATE tbl SET b=a+b, a=a+1;
+  DELETE FROM tbl;
+
+  SELECT x, a, b FROM log;
+} {{after insert} 1 2 {after update} 2 3 {after delete} 2 3}
+
+do_execsql_test schema4-1.4 {
+  DELETE FROM log;
+
+  DROP INDEX i1;
+  DROP TABLE t1;
+  DROP VIEW v1;
+
+  INSERT INTO tbl VALUES(1, 2);
+  UPDATE tbl SET b=a+b, a=a+1;
+  DELETE FROM tbl;
+
+  SELECT x, a, b FROM log;
+} {{after insert} 1 2 {after update} 2 3 {after delete} 2 3}
+
+db close
+sqlite3 db test.db
+
+do_execsql_test schema4-1.5 {
+  DELETE FROM log;
+  INSERT INTO tbl VALUES(1, 2);
+  UPDATE tbl SET b=a+b, a=a+1;
+  DELETE FROM tbl;
+  SELECT x, a, b FROM log;
+} {{after insert} 1 2 {after update} 2 3 {after delete} 2 3}
+
+do_execsql_test schema4-1.6 {
+  CREATE TABLE t1(a, b);
+  CREATE VIEW v1 AS SELECT * FROM tbl;
+  CREATE INDEX i1 ON tbl(a);
+} {}
+
+ifcapable fts3 {
+  do_execsql_test schema4-1.7 {
+    DROP TABLE t1;
+    CREATE VIRTUAL TABLE t1 USING fts3;
+  } {}
+
+  do_execsql_test schema4-1.8 {
+    DELETE FROM log;
+    DROP TABLE t1;
+    INSERT INTO tbl VALUES(1, 2);
+    UPDATE tbl SET b=a+b, a=a+1;
+    DELETE FROM tbl;
+    SELECT x, a, b FROM log;
+  } {{after insert} 1 2 {after update} 2 3 {after delete} 2 3}
+}
+
+ifcapable altertable {
+  drop_all_tables
+  do_execsql_test schema4-2.1 {
+    CREATE TABLE log(x, a, b);
+    CREATE TABLE tbl(a, b);
+  
+    CREATE TABLE t1(a, b);
+    CREATE INDEX i1 ON t1(a, b);
+  } {}
+  
+  do_execsql_test schema4-2.2 {
+    CREATE TRIGGER t1 AFTER INSERT ON tbl BEGIN
+      INSERT INTO log VALUES('after insert', new.a, new.b);
+    END;
+    CREATE TRIGGER i1 AFTER DELETE ON tbl BEGIN
+      INSERT INTO log VALUES('after delete', old.a, old.b);
+    END;
+  } {}
+
+  do_execsql_test schema4-2.3 { ALTER TABLE t1 RENAME TO t2 } {}
+
+  do_execsql_test schema4-2.4 { 
+    INSERT INTO tbl VALUES('a', 'b');
+    DELETE FROM tbl;
+    SELECT * FROM log;
+  } {{after insert} a b {after delete} a b}
+
+  db close
+  sqlite3 db test.db
+
+  do_execsql_test schema4-2.5 { 
+    DELETE FROM log;
+    INSERT INTO tbl VALUES('c', 'd');
+    DELETE FROM tbl;
+    SELECT * FROM log;
+  } {{after insert} c d {after delete} c d}
+
+  do_execsql_test schema4-2.6 {
+    CREATE TEMP TRIGGER x1 AFTER UPDATE ON tbl BEGIN
+      INSERT INTO log VALUES('after update', new.a, new.b);
+    END;
+
+    CREATE TEMP TABLE x1(x);
+    INSERT INTO x1 VALUES(123);
+  } {}
+
+  do_execsql_test schema4-2.8 {
+    select sql from sqlite_temp_master WHERE type='table';
+  } {{CREATE TABLE x1(x)}}
+
+  do_execsql_test schema4-2.7 { ALTER TABLE tbl RENAME TO tbl2 } {}
+
+  do_execsql_test schema4-2.9 {
+    select sql from sqlite_temp_master WHERE type='table';
+  } {{CREATE TABLE x1(x)}}
+
+  do_execsql_test schema4-2.10 { 
+    DELETE FROM log;
+    INSERT INTO tbl2 VALUES('e', 'f');
+    UPDATE tbl2 SET a='g', b='h';
+    DELETE FROM tbl2;
+    SELECT * FROM log;
+  } {{after insert} e f {after update} g h {after delete} g h}
+
+  do_execsql_test schema4-2.11 {
+    INSERT INTO x1 VALUES(456);
+    SELECT * FROM x1
+  } {123 456}
+}
+
+finish_test