diff options
Diffstat (limited to 'usr/src/lib/libsqlite/test/progress.test')
-rw-r--r-- | usr/src/lib/libsqlite/test/progress.test | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/usr/src/lib/libsqlite/test/progress.test b/usr/src/lib/libsqlite/test/progress.test new file mode 100644 index 0000000000..4d94239a04 --- /dev/null +++ b/usr/src/lib/libsqlite/test/progress.test @@ -0,0 +1,121 @@ + +#pragma ident "%Z%%M% %I% %E% SMI" + +# 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 file is testing the 'progress callback'. +# +# $Id: progress.test,v 1.1 2003/10/18 09:37:27 danielk1977 Exp $ + +set testdir [file dirname $argv0] +source $testdir/tester.tcl + +# Build some test data +# +execsql { + BEGIN; + CREATE TABLE t1(a); + INSERT INTO t1 VALUES(1); + INSERT INTO t1 VALUES(2); + INSERT INTO t1 VALUES(3); + INSERT INTO t1 VALUES(4); + INSERT INTO t1 VALUES(5); + INSERT INTO t1 VALUES(6); + INSERT INTO t1 VALUES(7); + INSERT INTO t1 VALUES(8); + INSERT INTO t1 VALUES(9); + INSERT INTO t1 VALUES(10); + COMMIT; +} + + +# Test that the progress callback is invoked. +do_test progress-1.0 { + set counter 0 + db progress 1 "[namespace code {incr counter}] ; expr 0" + execsql { + SELECT * FROM t1 + } + expr $counter > 1 +} 1 + +# Test that the query is abandoned when the progress callback returns non-zero +do_test progress1.1 { + set counter 0 + db progress 1 "[namespace code {incr counter}] ; expr 1" + execsql { + SELECT * FROM t1 + } + set counter +} 1 + +# Test that the query is rolled back when the progress callback returns +# non-zero. +do_test progress1.2 { + + # This figures out how many opcodes it takes to copy 5 extra rows into t1. + db progress 1 "[namespace code {incr five_rows}] ; expr 0" + set five_rows 0 + execsql { + INSERT INTO t1 SELECT a+10 FROM t1 WHERE a < 6 + } + db progress 0 "" + execsql { + DELETE FROM t1 WHERE a > 10 + } + + # Now set up the progress callback to abandon the query after the number of + # opcodes to copy 5 rows. That way, when we try to copy 6 rows, we know + # some data will have been inserted into the table by the time the progress + # callback abandons the query. + db progress $five_rows "expr 1" + execsql { + INSERT INTO t1 SELECT a+10 FROM t1 WHERE a < 7 + } + execsql { + SELECT count(*) FROM t1 + } +} 10 + +# Test that an active transaction remains active and not rolled back after the +# progress query abandons a query. +do_test progress1.3 { + + db progress 0 "" + execsql BEGIN + execsql { + INSERT INTO t1 VALUES(11) + } + db progress 1 "expr 1" + execsql { + INSERT INTO t1 VALUES(12) + } + db progress 0 "" + execsql COMMIT + execsql { + SELECT count(*) FROM t1 + } +} 11 + +# Check that a value of 0 for N means no progress callback +do_test progress1.4 { + set counter 0 + db progress 0 "[namespace code {incr counter}] ; expr 0" + execsql { + SELECT * FROM t1; + } + set counter +} 0 + +db progress 0 "" + +finish_test |