diff --git a/tests/cryptfs_test.cpp b/tests/cryptfs_test.cpp
new file mode 100644
index 0000000..6875c0f
--- /dev/null
+++ b/tests/cryptfs_test.cpp
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <gtest/gtest.h>
+
+#include "../cryptfs.h"
+
+namespace android {
+
+class CryptfsTest : public testing::Test {
+protected:
+    virtual void SetUp() {
+    }
+
+    virtual void TearDown() {
+    }
+};
+
+TEST_F(CryptfsTest, MatchMultiEntryTest) {
+    ASSERT_NE(0, match_multi_entry("foo", "foo", 0));
+    ASSERT_NE(0, match_multi_entry("foo_0", "foo", 0));
+    ASSERT_NE(0, match_multi_entry("foo_1", "foo", 0));
+    ASSERT_NE(0, match_multi_entry("foo_2", "foo", 0));
+
+    ASSERT_EQ(0, match_multi_entry("foo", "foo", 1));
+    ASSERT_EQ(0, match_multi_entry("foo_0", "foo", 1));
+    ASSERT_NE(0, match_multi_entry("foo_1", "foo", 1));
+    ASSERT_NE(0, match_multi_entry("foo_2", "foo", 1));
+
+    ASSERT_EQ(0, match_multi_entry("foo", "foo", 2));
+    ASSERT_EQ(0, match_multi_entry("foo_0", "foo", 2));
+    ASSERT_EQ(0, match_multi_entry("foo_1", "foo", 2));
+    ASSERT_NE(0, match_multi_entry("foo_2", "foo", 2));
+
+    ASSERT_EQ(0, match_multi_entry("food", "foo", 0));
+    ASSERT_EQ(0, match_multi_entry("foo", "food", 0));
+    ASSERT_EQ(0, match_multi_entry("foo", "bar", 0));
+    ASSERT_EQ(0, match_multi_entry("foo_2", "bar", 0));
+}
+
+}