From 23d15942d3db5861215c74c2721eee08070d9881 Mon Sep 17 00:00:00 2001
From: Farbod Ahmadian <farbodahmadian2014@gmail.com>
Date: Tue, 5 Nov 2024 10:55:42 +0100
Subject: [PATCH] refactor: add cache to CI

---
 .github/workflows/test.yml | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ff70e3f..8845f9b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,14 +7,18 @@ on:
       - main
 
 jobs:
-  # Mac tests and Ubuntu tests are separated so that Ubuntu tests can
-  # run on both PRs and main; and Mac tests only on main branch.
   ubuntu_tests:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
 
       - uses: cachix/install-nix-action@v26
+
+      - name: Setup Nix Store in User Directory
+        run: |
+          mkdir -p ~/.cache/nix/store
+          sudo echo "local /home/runner/.cache/nix/store" > /etc/nix/nix.conf
+
       - uses: cachix/cachix-action@v14
         with:
           name: devenv
@@ -22,6 +26,14 @@ jobs:
       - name: Install devenv.sh
         run: nix profile install nixpkgs#devenv
 
+      - name: Cache Nix Store
+        uses: actions/cache@v3
+        with:
+          path: ~/.cache/nix/store
+          key: nix-store-${{ runner.os }}-${{ hashFiles('**/shell.nix') }}
+          restore-keys: |
+            nix-store-${{ runner.os }}-
+
       - name: Build the devenv shell and run any pre-commit hooks
         run: devenv test
 
@@ -31,6 +43,14 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Cache Nix Store
+        uses: actions/cache@v3
+        with:
+          path: /nix/store
+          key: nix-store-${{ runner.os }}-${{ hashFiles('**/shell.nix') }}
+          restore-keys: |
+            nix-store-${{ runner.os }}-
+
       - name: Setup Docker (macOS) with Colima
         run: |
           brew install docker docker-compose colima