1 files changed, 20 insertions, 0 deletions
diff --git a/vbench/src/tests/writable_memory/writable_memory_test.cpp b/vbench/src/tests/writable_memory/writable_memory_test.cpp
new file mode 100644
index 00000000000..2be9d6b5153
--- /dev/null
+++ b/vbench/src/tests/writable_memory/writable_memory_test.cpp
@@ -0,0 +1,20 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+#include <vespa/vespalib/testkit/testapp.h>
+#include <vbench/test/all.h>
+
+using namespace vbench;
+
+TEST("empty") {
+    WritableMemory wm;
+    EXPECT_EQUAL((char*)0, wm.data);
+    EXPECT_EQUAL(0u, wm.size);
+}
+
+TEST("from buffer") {
+    char buf[3];
+    WritableMemory wm(buf, 3);
+    EXPECT_EQUAL(buf, wm.data);
+    EXPECT_EQUAL(3u, wm.size);
+}
+
+TEST_MAIN() { TEST_RUN_ALL(); }