1 files changed, 105 insertions, 0 deletions
diff --git a/test/mutex2.test b/test/mutex2.test
new file mode 100644
index 0000000..9dfb03e
--- /dev/null
+++ b/test/mutex2.test
@@ -0,0 +1,105 @@
+# 2008 July 7
+#
+# 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.
+#
+#***********************************************************************
+#
+# Test scripts for deliberate failures of mutex routines.
+#
+# $Id: mutex2.test,v 1.9 2008/10/07 15:25:49 drh Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+ifcapable !mutex {
+  finish_test
+  return
+}
+
+# deinitialize
+#
+catch {db close}
+sqlite3_reset_auto_extension
+sqlite3_shutdown
+install_mutex_counters 1
+
+# Fix the mutex subsystem so that it will not initialize.  In other words,
+# make it so that sqlite3_initialize() always fails.  
+#
+do_test mutex2-1.1 {
+  set ::disable_mutex_init 10
+  sqlite3_initialize
+} {SQLITE_IOERR}
+do_test mutex2-1.1 {
+  set ::disable_mutex_init 7
+  sqlite3_initialize
+} {SQLITE_NOMEM}
+
+proc utf16 {str} {
+  set r [encoding convertto unicode $str]
+  append r "\x00\x00"
+  return $r
+}
+
+# Now that sqlite3_initialize() is failing, try to run various APIs that
+# require that SQLite be initialized.  Verify that they fail.
+#
+do_test mutex2-2.1 {
+  set ::disable_mutex_init 7
+  set rc [catch {sqlite db test.db} msg]
+  lappend rc $msg
+} {1 {}}
+ifcapable utf16 {
+  do_test mutex2-2.2 {
+    set db2 [sqlite3_open16 [utf16 test.db] {}]
+  } {0}
+  do_test mutex2-2.3 {
+    sqlite3_complete16 [utf16 {SELECT * FROM t1;}]
+  } {7}
+}
+do_test mutex2-2.4 {
+  sqlite3_mprintf_int {This is a test %d,%d,%d} 1 2 3
+} {}
+ifcapable load_ext {
+  do_test mutex2-2.5 {
+    sqlite3_auto_extension_sqr
+  } {7}
+}
+do_test mutex2-2.6 {
+  sqlite3_reset_auto_extension
+} {}
+do_test mutex2-2.7 {
+  sqlite3_malloc 10000
+} {0}
+do_test mutex2-2.8 {
+  sqlite3_realloc 0 10000
+} {0}
+ifcapable threadsafe {
+  do_test mutex2-2.9 {
+    alloc_dealloc_mutex
+  } {0}
+}
+do_test mutex2-2.10 {
+  vfs_initfail_test
+} {}
+
+# Restore the system to a functional state
+#
+install_mutex_counters 0
+set disable_mutex_init 0
+autoinstall_test_functions
+
+# Mutex allocation works now.
+#
+
+do_test mutex2-3.1 {
+  set ptr [alloc_dealloc_mutex]
+  expr {$ptr!=0}
+} {1}
+
+
+finish_test