From 79f62d2dda8603c1f2f471ce20557548db932296 Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Mon, 30 Jan 2023 21:04:19 +0100
Subject: NarInfoDiskCacheImpl: Make dbPath a parameter

This allows testing with a clean database.
---
 src/libstore/nar-info-disk-cache.cc | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/libstore/nar-info-disk-cache.cc b/src/libstore/nar-info-disk-cache.cc
index 883f364e5..c460100de 100644
--- a/src/libstore/nar-info-disk-cache.cc
+++ b/src/libstore/nar-info-disk-cache.cc
@@ -84,11 +84,10 @@ public:
 
     Sync<State> _state;
 
-    NarInfoDiskCacheImpl()
+    NarInfoDiskCacheImpl(Path dbPath = getCacheDir() + "/nix/binary-cache-v6.sqlite")
     {
         auto state(_state.lock());
 
-        Path dbPath = getCacheDir() + "/nix/binary-cache-v6.sqlite";
         createDirs(dirOf(dbPath));
 
         state->db = SQLite(dbPath);
-- 
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