Add the sqlite3changegroup_schema() API. To allow changegroup objects to upgrade the schema of a changeset/patchset under some circumstances.

FossilOrigin-Name: 03f9e50b15c9c2fb4636dee24c1491c45322578b9fed08c6f4360be07c5c3830

1 files changed, 59 insertions, 0 deletions

diff --git a/ext/session/sessionfault3.test b/ext/session/sessionfault3.test
new file mode 100644
index 000000000..af5a4cdb4
--- /dev/null
+++ b/ext/session/sessionfault3.test
@@ -0,0 +1,59 @@
+# 2016 October 6
+#
+# 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.
+#
+#***********************************************************************
+#
+# The focus of this file is testing the session module.
+#
+
+if {![info exists testdir]} {
+  set testdir [file join [file dirname [info script]] .. .. test]
+} 
+source [file join [file dirname [info script]] session_common.tcl]
+source $testdir/tester.tcl
+ifcapable !session {finish_test; return}
+set testprefix sessionfault3
+
+do_execsql_test 1.0 {
+  CREATE TABLE t1(a, b, PRIMARY KEY(a));
+  INSERT INTO t1 VALUES(1, 2);
+  INSERT INTO t1 VALUES(3, 4);
+  INSERT INTO t1 VALUES('five', 'six');
+}
+
+set C1 [changeset_from_sql {
+  INSERT INTO t1 VALUES('seven', 'eight');
+  UPDATE t1 SET b=6 WHERE a='five';
+  DELETE FROM t1 WHERE a=1;
+}]
+
+do_execsql_test 1.1 {
+  ALTER TABLE t1 ADD COLUMN d DEFAULT 123;
+  ALTER TABLE t1 ADD COLUMN e DEFAULT 'string';
+}
+
+set C2 [changeset_from_sql {
+  UPDATE t1 SET e='new value' WHERE a='seven';
+  INSERT INTO t1 VALUES(0, 0, 0, 0);
+}]
+
+do_faultsim_test 1 -faults oom* -prep {
+  sqlite3changegroup G
+} -body {
+  G schema db main
+  G add $::C1
+  G add $::C2
+  G output
+  set {} {}
+} -test {
+  catch { G delete }
+  faultsim_test_result {0 {}} {1 SQLITE_NOMEM}
+}
+
+finish_test