diff --git a/tests/hash/1.0/default/Android.bp b/tests/hash/1.0/default/Android.bp
new file mode 100644
index 0000000..e798a66
--- /dev/null
+++ b/tests/hash/1.0/default/Android.bp
@@ -0,0 +1,15 @@
+cc_library_shared {
+    name: "android.hardware.tests.hash@1.0-impl",
+    relative_install_path: "hw",
+    proprietary: true,
+    srcs: [
+        "Hash.cpp",
+    ],
+    shared_libs: [
+        "libhidlbase",
+        "libhidltransport",
+        "libutils",
+        "android.hardware.tests.hash@1.0",
+        "android.hidl.base@1.0",
+    ],
+}
diff --git a/tests/hash/1.0/default/Hash.cpp b/tests/hash/1.0/default/Hash.cpp
new file mode 100644
index 0000000..caed721
--- /dev/null
+++ b/tests/hash/1.0/default/Hash.cpp
@@ -0,0 +1,30 @@
+#include "Hash.h"
+
+namespace android {
+namespace hardware {
+namespace tests {
+namespace hash {
+namespace V1_0 {
+namespace implementation {
+
+// Methods from ::android::hardware::tests::hash::V1_0::IHash follow.
+Return<void> Hash::dummy() {
+    return Void();
+}
+
+Return<void> Hash::functions() {
+    return Void();
+}
+
+// Methods from ::android::hidl::base::V1_0::IBase follow.
+
+IHash* HIDL_FETCH_IHash(const char* /* name */) {
+    return new Hash();
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace hash
+}  // namespace tests
+}  // namespace hardware
+}  // namespace android
diff --git a/tests/hash/1.0/default/Hash.h b/tests/hash/1.0/default/Hash.h
new file mode 100644
index 0000000..dd1678f
--- /dev/null
+++ b/tests/hash/1.0/default/Hash.h
@@ -0,0 +1,43 @@
+#ifndef ANDROID_HARDWARE_TESTS_HASH_V1_0_HASH_H
+#define ANDROID_HARDWARE_TESTS_HASH_V1_0_HASH_H
+
+#include <android/hardware/tests/hash/1.0/IHash.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace tests {
+namespace hash {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::tests::hash::V1_0::IHash;
+using ::android::hidl::base::V1_0::DebugInfo;
+using ::android::hidl::base::V1_0::IBase;
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::sp;
+
+struct Hash : public IHash {
+    // Methods from ::android::hardware::tests::hash::V1_0::IHash follow.
+    Return<void> dummy() override;
+    Return<void> functions() override;
+
+    // Methods from ::android::hidl::base::V1_0::IBase follow.
+};
+
+extern "C" IHash* HIDL_FETCH_IHash(const char* name);
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace hash
+}  // namespace tests
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TESTS_HASH_V1_0_HASH_H