bmc: allow configuring the verification output path

Allow configuring the file checked to determine the status of the
asynchronous image verification process.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: Ia37ed81cd08fa4ce0313092134c476cc42eb8119
diff --git a/test/firmware_handler_unittest.cpp b/test/firmware_handler_unittest.cpp
index 020d7ff..65e73bd 100644
--- a/test/firmware_handler_unittest.cpp
+++ b/test/firmware_handler_unittest.cpp
@@ -21,7 +21,7 @@
     auto bus_mock = sdbusplus::get_mocked_new(&sdbus_mock);
 
     auto handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
-        std::move(bus_mock), {}, data);
+        std::move(bus_mock), {}, data, "");
     EXPECT_EQ(handler, nullptr);
 }
 TEST(FirmwareHandlerTest, CreateEmptyDataHandlerListFails)
@@ -37,7 +37,7 @@
     auto bus_mock = sdbusplus::get_mocked_new(&sdbus_mock);
 
     auto handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
-        std::move(bus_mock), blobs, {});
+        std::move(bus_mock), blobs, {}, "");
     EXPECT_EQ(handler, nullptr);
 }
 TEST(FirmwareHandlerTest, VerifyHashRequiredForHappiness)
@@ -56,13 +56,13 @@
     auto bus_mock = sdbusplus::get_mocked_new(&sdbus_mock);
 
     auto handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
-        std::move(bus_mock), blobs, data);
+        std::move(bus_mock), blobs, data, "");
     EXPECT_EQ(handler, nullptr);
 
     blobs.push_back({hashBlobId, &imageMock});
 
     handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
-        std::move(bus_mock), blobs, data);
+        std::move(bus_mock), blobs, data, "");
     auto result = handler->getBlobIds();
     EXPECT_EQ(3, result.size());
     EXPECT_EQ(3, std::count(result.begin(), result.end(), "asdf") +