1 files changed, 55 insertions, 0 deletions
diff --git a/src/util/lmdb_cache_test_1.sh b/src/util/lmdb_cache_test_1.sh
new file mode 100644
index 0000000..f5d4767
--- /dev/null
+++ b/src/util/lmdb_cache_test_1.sh
@@ -0,0 +1,55 @@
+#!/bin/sh
+
+# Torture test: run update and purge operations in parallel processes.
+# This will result in some purge operations not finding all entries,
+# but the final sequential purge should eliminate all.
+
+set -e
+
+rm -f foo.lmdb
+./dict_cache <<EOF
+lmdb_map_size 20000
+cache lmdb:foo
+EOF
+
+(./dict_cache <<EOF
+cache lmdb:foo
+update x ${1-10000}
+run 
+update y ${1-10000}
+purge x
+run 
+purge y
+run 
+EOF
+) &
+
+(./dict_cache <<EOF
+cache lmdb:foo
+update a ${1-10000}
+run 
+update b ${1-10000}
+purge a
+run 
+purge b
+run 
+EOF
+) &
+
+wait
+
+./dict_cache <<EOF
+cache lmdb:foo
+purge a
+run
+purge b
+run
+purge x
+run
+purge y
+run
+EOF
+
+../../bin/postmap -s lmdb:foo | diff /dev/null -
+
+rm -f foo.lmdb