diff --git a/repertory/repertory_test/src/winfsp_drive_volume_test.cpp b/repertory/repertory_test/src/winfsp_drive_volume_test.cpp
index aab6f279..4ded1483 100644
--- a/repertory/repertory_test/src/winfsp_drive_volume_test.cpp
+++ b/repertory/repertory_test/src/winfsp_drive_volume_test.cpp
@@ -56,6 +56,34 @@ TYPED_TEST(winfsp_test, volume_can_get_volume_info) {
       volume_label.c_str());
   EXPECT_STREQ(this->mount_location.c_str(), fs_name.c_str());
 }
+
+TYPED_TEST(winfsp_test, volume_can_get_size_info) {
+  {
+    DWORD bytes_per_sector{};
+    DWORD free_clusters{};
+    DWORD sectors_per_cluster{};
+    DWORD total_clusters{};
+    EXPECT_TRUE(::GetDiskFreeSpaceA(this->mount_location.c_str(),
+                                    &sectors_per_cluster, &bytes_per_sector,
+                                    &free_clusters, &total_clusters));
+    EXPECT_NEQ(0U, bytes_per_cluster);
+    EXPECT_NEQ(0U, free_clusters);
+    EXPECT_NEQ(0U, sectors_per_cluster);
+    EXPECT_EQ(0U, total_clusters);
+  }
+
+  {
+    ULARGE_INTEGER caller_free_bytes{};
+    ULARGE_INTEGER free_bytes{};
+    ULARGE_INTEGER total_bytes{};
+    EXPECT_TRUE(::GetDiskFreeSpaceExA(this->mount_location.c_str(),
+                                      &caller_free_bytes, &total_bytes,
+                                      &free_bytes));
+    EXPECT_NEQ(0U, caller_free_bytes.QuadPart);
+    EXPECT_EQ(0U, total_bytes.QuadPart);
+    EXPECT_NEQ(0U, free_bytes.QuadPart);
+  }
+}
 } // namespace repertory
 
 #endif // defined(_WIN32)