diff --git a/tools/test/internal_sys_mock.hpp b/tools/test/internal_sys_mock.hpp
index fc98561..06aa023 100644
--- a/tools/test/internal_sys_mock.hpp
+++ b/tools/test/internal_sys_mock.hpp
@@ -4,6 +4,8 @@
 
 #include <unistd.h>
 
+#include <cstdint>
+
 #include <gmock/gmock.h>
 
 namespace internal
@@ -22,6 +24,7 @@
     MOCK_CONST_METHOD0(getpagesize, int());
     MOCK_CONST_METHOD3(ioctl, int(int, unsigned long, void*));
     MOCK_CONST_METHOD3(poll, int(struct pollfd*, nfds_t, int));
+    MOCK_CONST_METHOD1(getSize, std::int64_t(const char*));
 };
 
 } // namespace internal
diff --git a/tools/test/progress_mock.hpp b/tools/test/progress_mock.hpp
new file mode 100644
index 0000000..80c0af1
--- /dev/null
+++ b/tools/test/progress_mock.hpp
@@ -0,0 +1,19 @@
+#pragma once
+
+#include "progress.hpp"
+
+#include <cstdint>
+
+#include <gmock/gmock.h>
+
+namespace host_tool
+{
+
+class ProgressMock : public ProgressInterface
+{
+  public:
+    MOCK_METHOD1(updateProgress, void(std::int64_t));
+    MOCK_METHOD1(start, void(std::int64_t));
+};
+
+} // namespace host_tool
diff --git a/tools/test/tools_bt_unittest.cpp b/tools/test/tools_bt_unittest.cpp
index 1a364d3..cca0b34 100644
--- a/tools/test/tools_bt_unittest.cpp
+++ b/tools/test/tools_bt_unittest.cpp
@@ -1,5 +1,6 @@
 #include "bt.hpp"
 #include "internal_sys_mock.hpp"
+#include "progress_mock.hpp"
 
 #include <cstring>
 #include <ipmiblob/test/blob_interface_mock.hpp>
@@ -8,6 +9,8 @@
 
 namespace host_tool
 {
+namespace
+{
 
 using ::testing::_;
 using ::testing::ContainerEq;
@@ -23,14 +26,17 @@
      */
     internal::InternalSysMock sysMock;
     ipmiblob::BlobInterfaceMock blobMock;
+    ProgressMock progMock;
 
-    BtDataHandler handler(&blobMock, &sysMock);
+    BtDataHandler handler(&blobMock, &progMock, &sysMock);
     std::string filePath = "/asdf";
     int fd = 1;
     std::uint16_t session = 0xbeef;
     std::vector<std::uint8_t> bytes = {'1', '2', '3', '4'};
+    const int fakeFileSize = 100;
 
     EXPECT_CALL(sysMock, open(Eq(filePath), _)).WillOnce(Return(fd));
+    EXPECT_CALL(sysMock, getSize(Eq(filePath))).WillOnce(Return(fakeFileSize));
     EXPECT_CALL(sysMock, read(fd, NotNull(), _))
         .WillOnce(Invoke([&](int fd, void* buf, std::size_t count) {
             EXPECT_TRUE(count > bytes.size());
@@ -45,4 +51,5 @@
     EXPECT_TRUE(handler.sendContents(filePath, session));
 }
 
+} // namespace
 } // namespace host_tool
diff --git a/tools/test/tools_lpc_unittest.cpp b/tools/test/tools_lpc_unittest.cpp
index 84a81eb..9e417ed 100644
--- a/tools/test/tools_lpc_unittest.cpp
+++ b/tools/test/tools_lpc_unittest.cpp
@@ -1,6 +1,7 @@
 #include "internal_sys_mock.hpp"
 #include "io_mock.hpp"
 #include "lpc.hpp"
+#include "progress_mock.hpp"
 
 #include <cstring>
 #include <ipmiblob/test/blob_interface_mock.hpp>
@@ -9,6 +10,8 @@
 
 namespace host_tool
 {
+namespace
+{
 
 using ::testing::_;
 using ::testing::ContainerEq;
@@ -23,14 +26,17 @@
     internal::InternalSysMock sysMock;
     ipmiblob::BlobInterfaceMock blobMock;
     HostIoInterfaceMock ioMock;
+    ProgressMock progMock;
 
     const std::uint32_t address = 0xfedc1000;
     const std::uint32_t length = 0x1000;
 
-    LpcDataHandler handler(&blobMock, &ioMock, address, length, &sysMock);
+    LpcDataHandler handler(&blobMock, &ioMock, address, length, &progMock,
+                           &sysMock);
     std::uint16_t session = 0xbeef;
     std::string filePath = "/asdf";
     int fileDescriptor = 5;
+    const int fakeFileSize = 100;
 
     LpcRegion host_lpc_buf;
     host_lpc_buf.address = address;
@@ -45,6 +51,8 @@
 
     EXPECT_CALL(sysMock, open(StrEq(filePath.c_str()), _))
         .WillOnce(Return(fileDescriptor));
+    EXPECT_CALL(sysMock, getSize(StrEq(filePath.c_str())))
+        .WillOnce(Return(fakeFileSize));
     EXPECT_CALL(sysMock, read(_, NotNull(), Gt(data.size())))
         .WillOnce(Invoke([&data](int, void* buf, std::size_t) {
             std::memcpy(buf, data.data(), data.size());
@@ -66,4 +74,5 @@
     EXPECT_TRUE(handler.sendContents(filePath, session));
 }
 
+} // namespace
 } // namespace host_tool