Make sure there is only one busy counter. Ticket #1315. (CVS 2543)

FossilOrigin-Name: af2a0ba4a38abf208db1ff6f018cf756de2afd5b

test/busy.test

@@ -0,0 +1,43 @@
+# 2005 july 8
+#
+# 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 test the busy handler
+#
+# $Id: busy.test,v 1.1 2005/07/09 02:16:03 drh Exp $
+
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+do_test busy-1.1 {
+  sqlite3 db2 test.db
+  execsql {
+    CREATE TABLE t1(x);
+    INSERT INTO t1 VALUES(1);
+    SELECT * FROM t1
+  }
+} 1
+proc busy x {
+  lappend ::busyargs $x
+  if {$x>2} {return 1}
+  return 0
+}
+do_test busy-1.2 {
+  db busy busy
+  db2 eval {begin exclusive}
+  catchsql {begin immediate}
+} {1 {database is locked}}
+do_test busy-1.3 {
+  set busyargs
+} {0 1 2 3}
+
+db2 close
+
+finish_test