Add OOM tests for the recovery extension.

FossilOrigin-Name: 9b6b4c7162439a889144edb561356afc66436db921a867c20871f0c556716502

ext/recover/recover1.test

@@ -167,6 +167,32 @@ ifcapable fts5 {
   do_recover_test 9 
 }
 
+#-------------------------------------------------------------------------
+reset_db
+do_execsql_test 10.1 {
+  CREATE TABLE x1(a PRIMARY KEY, str TEXT) WITHOUT ROWID;
+  INSERT INTO x1 VALUES(1, '
+    \nhello\012world(\n0)(\n1)
+  ');
+  INSERT INTO x1 VALUES(2, '
+    \nhello
+  ');
+}
+do_execsql_test 10.2 "
+  INSERT INTO x1 VALUES(3, '\012hello there\015world');
+  INSERT INTO x1 VALUES(4, '\015hello there\015world');
+"
+do_recover_test 10 
+
+#-------------------------------------------------------------------------
+reset_db
+do_execsql_test 11.1 {
+  PRAGMA encoding='utf16';
+  CREATE TABLE u1(u, v);
+  INSERT INTO u1 VALUES('edvin marton', 'bond');
+  INSERT INTO u1 VALUES(1, 4.0);
+}
+do_recover_test 11 
 
 
 

ext/recover/recoverfault2.test

@@ -0,0 +1,108 @@
+# 2022 August 28
+#
+# 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.
+#
+#***********************************************************************
+#
+
+if {![info exists testdir]} {
+  set testdir [file join [file dirname [info script]] .. .. test]
+} 
+source [file join [file dirname [info script]] recover_common.tcl]
+source $testdir/tester.tcl
+
+set testprefix recoverfault2
+
+
+#--------------------------------------------------------------------------
+proc compare_result {db1 db2 sql} {
+  set r1 [$db1 eval $sql]
+  set r2 [$db2 eval $sql]
+  if {$r1 != $r2} {
+    puts "r1: $r1"
+    puts "r2: $r2"
+    error "mismatch for $sql"
+  }
+  return ""
+}
+
+proc compare_dbs {db1 db2} {
+  compare_result $db1 $db2 "SELECT sql FROM sqlite_master ORDER BY 1"
+  foreach tbl [$db1 eval {SELECT name FROM sqlite_master WHERE type='table'}] {
+    compare_result $db1 $db2 "SELECT * FROM $tbl"
+  }
+}
+#--------------------------------------------------------------------------
+
+do_execsql_test 1.0 "
+  CREATE TABLE t1(a INTEGER PRIMARY KEY, b);
+  INSERT INTO t1 VALUES(2, '\012hello\015world\012today\n');
+"
+faultsim_save_and_close
+
+proc my_sql_hook {sql} {
+  lappend ::lSql $sql
+  return 0
+}
+
+do_faultsim_test 1 -faults oom* -prep {
+  catch { db2 close }
+  faultsim_restore_and_reopen
+  set ::lSql [list]
+} -body {
+  set R [sqlite3_recover_init_sql db main my_sql_hook]
+  $R run
+  $R finish
+} -test {
+  faultsim_test_result {0 {}} {1 {}}
+  if {$testrc==0} {
+    sqlite3 db2 ""
+    db2 eval [join $::lSql ";"]
+    compare_dbs db db2
+    db2 close
+  }
+}
+
+ifcapable utf16 {
+  reset_db
+  do_execsql_test 2.0 "
+    PRAGMA encoding='utf-16';
+    CREATE TABLE t1(a INTEGER PRIMARY KEY, b);
+    INSERT INTO t1 VALUES(2, '\012hello\015world\012today\n');
+  "
+  faultsim_save_and_close
+  
+  proc my_sql_hook {sql} {
+  puts "HOOK $sql"
+    lappend ::lSql $sql
+    return 0
+  }
+  
+  do_faultsim_test 2 -faults oom-t* -prep {
+    catch { db2 close }
+    faultsim_restore_and_reopen
+    set ::lSql [list]
+  } -body {
+    set R [sqlite3_recover_init_sql db main my_sql_hook]
+    $R run
+    $R finish
+  } -test {
+    faultsim_test_result {0 {}} {1 {}}
+    if {$testrc==0} {
+      sqlite3 db2 ""
+      db2 eval [join $::lSql ";"]
+      compare_dbs db db2
+      db2 close
+    }
+  }
+}
+
+
+
+finish_test
+