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+# 2005 January 13
+#
+# 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 corner cases of the INSERT statement.
+#
+# $Id: insert3.test,v 1.9 2009/04/23 14:58:40 danielk1977 Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# All the tests in this file require trigger support
+#
+ifcapable {trigger} {
+
+# Create a table and a corresponding insert trigger.  Do a self-insert
+# into the table.
+#
+do_test insert3-1.0 {
+  execsql {
+    CREATE TABLE t1(a,b);
+    CREATE TABLE log(x UNIQUE, y);
+    CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
+      UPDATE log SET y=y+1 WHERE x=new.a;
+      INSERT OR IGNORE INTO log VALUES(new.a, 1);
+    END;
+    INSERT INTO t1 VALUES('hello','world');
+    INSERT INTO t1 VALUES(5,10);
+    SELECT * FROM log ORDER BY x;
+  }
+} {5 1 hello 1}
+do_test insert3-1.1 {
+  execsql {
+    INSERT INTO t1 SELECT a, b+10 FROM t1;
+    SELECT * FROM log ORDER BY x;
+  }
+} {5 2 hello 2}
+do_test insert3-1.2 {
+  execsql {
+    CREATE TABLE log2(x PRIMARY KEY,y);
+    CREATE TRIGGER r2 BEFORE INSERT ON t1 BEGIN
+      UPDATE log2 SET y=y+1 WHERE x=new.b;
+      INSERT OR IGNORE INTO log2 VALUES(new.b,1);
+    END;
+    INSERT INTO t1 VALUES(453,'hi');
+    SELECT * FROM log ORDER BY x;
+  }
+} {5 2 453 1 hello 2}
+do_test insert3-1.3 {
+  execsql {
+    SELECT * FROM log2 ORDER BY x;
+  }
+} {hi 1}
+ifcapable compound {
+  do_test insert3-1.4.1 {
+    execsql {
+      INSERT INTO t1 SELECT * FROM t1;
+      SELECT 'a:', x, y FROM log UNION ALL 
+          SELECT 'b:', x, y FROM log2 ORDER BY x;
+    }
+  } {a: 5 4 b: 10 2 b: 20 1 a: 453 2 a: hello 4 b: hi 2 b: world 1}
+  do_test insert3-1.4.2 {
+    execsql {
+      SELECT 'a:', x, y FROM log UNION ALL 
+          SELECT 'b:', x, y FROM log2 ORDER BY x, y;
+    }
+  } {a: 5 4 b: 10 2 b: 20 1 a: 453 2 a: hello 4 b: hi 2 b: world 1}
+  do_test insert3-1.5 {
+    execsql {
+      INSERT INTO t1(a) VALUES('xyz');
+      SELECT * FROM log ORDER BY x;
+    }
+  } {5 4 453 2 hello 4 xyz 1}
+}
+
+do_test insert3-2.1 {
+  execsql {
+    CREATE TABLE t2(
+      a INTEGER PRIMARY KEY,
+      b DEFAULT 'b',
+      c DEFAULT 'c'
+    );
+    CREATE TABLE t2dup(a,b,c);
+    CREATE TRIGGER t2r1 BEFORE INSERT ON t2 BEGIN
+      INSERT INTO t2dup(a,b,c) VALUES(new.a,new.b,new.c);
+    END;
+    INSERT INTO t2(a) VALUES(123);
+    INSERT INTO t2(b) VALUES(234);
+    INSERT INTO t2(c) VALUES(345);
+    SELECT * FROM t2dup;
+  }
+} {123 b c -1 234 c -1 b 345}
+do_test insert3-2.2 {
+  execsql {
+    DELETE FROM t2dup;
+    INSERT INTO t2(a) SELECT 1 FROM t1 LIMIT 1;
+    INSERT INTO t2(b) SELECT 987 FROM t1 LIMIT 1;
+    INSERT INTO t2(c) SELECT 876 FROM t1 LIMIT 1;
+    SELECT * FROM t2dup;
+  }
+} {1 b c -1 987 c -1 b 876}
+
+# Test for proper detection of malformed WHEN clauses on INSERT triggers.
+#
+do_test insert3-3.1 {
+  execsql {
+    CREATE TABLE t3(a,b,c);
+    CREATE TRIGGER t3r1 BEFORE INSERT on t3 WHEN nosuchcol BEGIN
+      SELECT 'illegal WHEN clause';
+    END;
+  }
+} {}
+do_test insert3-3.2 {
+  catchsql {
+    INSERT INTO t3 VALUES(1,2,3)
+  }
+} {1 {no such column: nosuchcol}}
+do_test insert3-3.3 {
+  execsql {
+    CREATE TABLE t4(a,b,c);
+    CREATE TRIGGER t4r1 AFTER INSERT on t4 WHEN nosuchcol BEGIN
+      SELECT 'illegal WHEN clause';
+    END;
+  }
+} {}
+do_test insert3-3.4 {
+  catchsql {
+    INSERT INTO t4 VALUES(1,2,3)
+  }
+} {1 {no such column: nosuchcol}}
+
+} ;# ifcapable {trigger}
+
+# Tests for the INSERT INTO ... DEFAULT VALUES construct
+#
+do_test insert3-3.5 {
+  execsql {
+    CREATE TABLE t5(
+      a INTEGER PRIMARY KEY,
+      b DEFAULT 'xyz'
+    );
+    INSERT INTO t5 DEFAULT VALUES;
+    SELECT * FROM t5;
+  }
+} {1 xyz}
+do_test insert3-3.6 {
+  execsql {
+    INSERT INTO t5 DEFAULT VALUES;
+    SELECT * FROM t5;
+  }
+} {1 xyz 2 xyz}
+
+ifcapable bloblit {
+  do_test insert3-3.7 {
+    execsql {
+      CREATE TABLE t6(x,y DEFAULT 4.3, z DEFAULT x'6869');
+      INSERT INTO t6 DEFAULT VALUES;
+      SELECT * FROM t6;
+    }
+  } {{} 4.3 hi}
+}
+
+foreach tab [db eval {SELECT name FROM sqlite_master WHERE type = 'table'}] {
+  db eval "DROP TABLE $tab"
+}
+db close
+sqlite3 db test.db
+
+#-------------------------------------------------------------------------
+# While developing tests for a different feature (savepoint) the following
+# sequence was found to cause an assert() in btree.c to fail. These
+# tests are included to ensure that that bug is fixed.
+#
+do_test insert3-4.1 {
+  execsql { 
+    CREATE TABLE t1(a, b, c);
+    CREATE INDEX i1 ON t1(a, b);
+    BEGIN;
+    INSERT INTO t1 VALUES(randstr(10,400),randstr(10,400),randstr(10,400));
+  }
+  set r "randstr(10,400)"
+  for {set ii 0} {$ii < 10} {incr ii} {
+    execsql "INSERT INTO t1 SELECT $r, $r, $r FROM t1"
+  }
+  execsql { COMMIT }
+} {}
+do_test insert3-4.2 {
+  execsql {
+    PRAGMA cache_size = 10;
+    BEGIN;
+      UPDATE t1 SET a = randstr(10,10) WHERE (rowid%4)==0;
+      DELETE FROM t1 WHERE rowid%2;
+      INSERT INTO t1 SELECT randstr(10,400), randstr(10,400), c FROM t1;
+    COMMIT;
+  }
+} {}
+
+finish_test