Add unittest for filesystem verification action

Test: treehuggre
Change-Id: I03f69b7add96eaa481b1152a1425f4cb669d1113
diff --git a/common/mock_dynamic_partition_control.h b/common/mock_dynamic_partition_control.h
new file mode 100644
index 0000000..3cbf9be
--- /dev/null
+++ b/common/mock_dynamic_partition_control.h
@@ -0,0 +1,84 @@
+//
+// Copyright (C) 2018 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 <stdint.h>
+
+#include <memory>
+#include <set>
+#include <string>
+#include <vector>
+
+#include <gmock/gmock.h>
+
+#include "update_engine/common/dynamic_partition_control_interface.h"
+#include "update_engine/payload_consumer/file_descriptor.h"
+
+namespace chromeos_update_engine {
+
+class MockDynamicPartitionControl : public DynamicPartitionControlInterface {
+ public:
+  MOCK_METHOD(void, Cleanup, (), (override));
+  MOCK_METHOD(bool, GetDeviceDir, (std::string*), (override));
+  MOCK_METHOD(FeatureFlag, GetDynamicPartitionsFeatureFlag, (), (override));
+  MOCK_METHOD(FeatureFlag, GetVirtualAbCompressionFeatureFlag, (), (override));
+  MOCK_METHOD(FeatureFlag, GetVirtualAbFeatureFlag, (), (override));
+  MOCK_METHOD(bool, FinishUpdate, (bool), (override));
+  MOCK_METHOD(FileDescriptorPtr,
+              OpenCowReader,
+              (const std::string& unsuffixed_partition_name,
+               const std::optional<std::string>& source_path,
+               bool is_append),
+              (override));
+  MOCK_METHOD(bool, MapAllPartitions, (), (override));
+  MOCK_METHOD(bool, UnmapAllPartitions, (), (override));
+
+  MOCK_METHOD(bool,
+              OptimizeOperation,
+              (const std::string&, const InstallOperation&, InstallOperation*),
+              (override));
+
+  std::unique_ptr<android::snapshot::ISnapshotWriter> OpenCowWriter(
+      const std::string& unsuffixed_partition_name,
+      const std::optional<std::string>&,
+      bool is_append = false) override {
+    return nullptr;
+  }
+
+  MOCK_METHOD(
+      bool,
+      PreparePartitionsForUpdate,
+      (uint32_t, uint32_t, const DeltaArchiveManifest&, bool, uint64_t*),
+      (override));
+
+  MOCK_METHOD(bool, ResetUpdate, (PrefsInterface*), (override));
+  MOCK_METHOD(std::unique_ptr<AbstractAction>,
+              GetCleanupPreviousUpdateAction,
+              (BootControlInterface*,
+               PrefsInterface*,
+               CleanupPreviousUpdateActionDelegateInterface*),
+              (override));
+  MOCK_METHOD(bool,
+              ListDynamicPartitionsForSlot,
+              (uint32_t, std::vector<std::string>*),
+              (override));
+  MOCK_METHOD(bool,
+              VerifyExtentsForUntouchedPartitions,
+              (uint32_t, uint32_t, const std::vector<std::string>&),
+              (override));
+  MOCK_METHOD(bool, IsDynamicPartition, (const std::string&), (override));
+};
+
+}  // namespace chromeos_update_engine