summaryrefslogtreecommitdiff
path: root/usr/src/lib/libsqlite/test/progress.test
diff options
context:
space:
mode:
Diffstat (limited to 'usr/src/lib/libsqlite/test/progress.test')
-rw-r--r--usr/src/lib/libsqlite/test/progress.test121
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