Import SQLite 3.7.6.3.

third_party/sqlite/src/test/securedel.test

+# 2010 January 12
+#
+# 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.
+#
+#*************************************************************************
+#
+# Tests for the secure_delete pragma.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+unset -nocomplain DEFAULT_SECDEL
+set DEFAULT_SECDEL 0
+ifcapable secure_delete {
+  set DEFAULT_SECDEL 1
+}
+
+
+do_test securedel-1.0 {
+  db eval {PRAGMA secure_delete;}
+} $DEFAULT_SECDEL
+
+file delete -force test2.db test2.db-journal
+do_test securedel-1.1 {
+  db eval {
+    ATTACH 'test2.db' AS db2;
+    PRAGMA main.secure_delete=ON;
+    PRAGMA db2.secure_delete;
+  }
+} [list 1 $DEFAULT_SECDEL]
+do_test securedel-1.2 {
+  db eval {
+    PRAGMA main.secure_delete=OFF;
+    PRAGMA db2.secure_delete;
+  }
+} [list 0 $DEFAULT_SECDEL]
+do_test securedel-1.3 {
+  db eval {
+    PRAGMA secure_delete=OFF;
+    PRAGMA db2.secure_delete;
+  }
+} {0 0}
+do_test securedel-1.4 {
+breakpoint
+  db eval {
+    PRAGMA secure_delete=ON;
+    PRAGMA db2.secure_delete;
+  }
+} {1 1}
+
+do_test securedel-2.1 {
+  db eval {
+    DETACH db2;
+    ATTACH 'test2.db' AS db2;
+    PRAGMA db2.secure_delete;
+  }
+} 1
+do_test securedel-2.2 {
+  db eval {
+    DETACH db2;
+    PRAGMA main.secure_delete=OFF;
+    ATTACH 'test2.db' AS db2;
+    PRAGMA db2.secure_delete;
+  }
+} {0 0}
+
+finish_test