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+# 2015-03-25
+#
+# 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 making multiple calls to saveCursorPosition()
+# and restoreCursorPosition() when cursors have eState==CURSOR_SKIPNEXT
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+load_static_extension db eval
+do_execsql_test btree02-100 {
+ CREATE TABLE t1(a TEXT, ax INTEGER, b INT, PRIMARY KEY(a,ax)) WITHOUT ROWID;
+ WITH RECURSIVE c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<10)
+ INSERT INTO t1(a,ax,b) SELECT printf('%02x',i+160), random(), i FROM c;
+ CREATE INDEX t1a ON t1(a);
+ CREATE TABLE t2(x,y);
+ CREATE TABLE t3(cnt);
+ WITH RECURSIVE c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<4)
+ INSERT INTO t3(cnt) SELECT i FROM c;
+ SELECT count(*) FROM t1;
+} {10}
+
+proc showt1 {} {
+ puts -nonewline "t1: "
+ puts [db eval {SELECT printf('(%s,%s)',quote(a),quote(b)) FROM t1}]
+}
+
+do_test btree02-110 {
+ db eval BEGIN
+ set i 0
+ # showt1
+ db eval {SELECT a, ax, b, cnt FROM t1 CROSS JOIN t3 WHERE b IS NOT NULL} {
+ if {$a==""} continue
+ db eval {INSERT INTO t2(x,y) VALUES($b,$cnt)}
+ # puts "a,b,cnt = ($a,$b,$cnt)"
+ incr i
+ if {$i%2==1} {
+ set bx [expr {$b+1000}]
+ # puts "INSERT ($a),$bx"
+ db eval {INSERT INTO t1(a,ax,b) VALUES(printf('(%s)',$a),random(),$bx)}
+ # showt1
+ } else {
+ # puts "DELETE a=$a"
+ db eval {DELETE FROM t1 WHERE a=$a}
+ # showt1
+ }
+ db eval {COMMIT; BEGIN}
+ }
+ db one {COMMIT; SELECT count(*) FROM t1;}
+} {10}
+
+finish_test