From c0a2670934c8bd5612e8da3860d9065c56bc6a86 Mon Sep 17 00:00:00 2001
From: Hussein Ait Lahcen <hussein.aitlahcen@gmail.com>
Date: Mon, 8 Jan 2024 18:32:32 +0100
Subject: [PATCH] feat(ci): add evm coverage

---
 .github/workflows/coverage.yml | 61 ++++++++++++++++++++++++++++++++++
 evm/evm.nix                    |  2 +-
 2 files changed, 62 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/coverage.yml

diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
new file mode 100644
index 0000000000..31fae30c84
--- /dev/null
+++ b/.github/workflows/coverage.yml
@@ -0,0 +1,61 @@
+name: Coverage
+
+on:
+  pull_request:
+    branches:
+    - main
+
+permissions: read-all
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    uses: unionlabs/workflows/.github/workflows/build.yml@d051991e4b808b70746fbef3900ed33307a65db6
+    secrets:
+      nixbuild_token: ${{ secrets.nixbuild_token }}
+      access-tokens: github.com=${{ secrets.GITHUB_TOKEN }}
+    with:
+      filter_builds: '(.top_attr == "packages") and (.system == "x86_64-linux") and (.attr == "evm-coverage")'
+
+
+  report:
+    runs-on: ubuntu-latest
+    needs: [build]
+    permissions: write-all
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: packages.x86_64-linux.evm-coverage
+      - uses: nixbuild/nix-quick-install-action@v22
+      - uses: nixbuild/nixbuild-action@master
+        with:
+          nixbuild_token: ${{ secrets.nixbuild_token }}
+      - run: |
+          echo "Getting OUTPUT and NARINFO_NAME"
+          cat result.json
+          OUTPUT=`cat result.json | jq -r '.packages.x86_64-linux."evm-coverage".outputs.out'`
+          NARINFO_NAME=$(basename "$OUTPUT" | cut -d'-' -f1)
+
+          echo "Copying artifacts from nixbuild.net"
+          nix copy --to file://`pwd`/x86_64-linux --from ssh-ng://eu.nixbuild.net $OUTPUT --extra-experimental-features nix-command
+
+          echo "Get the NAR_URL"
+          nar_url_line=$(cat ./x86_64-linux/${NARINFO_NAME}.narinfo | grep "URL:")
+          NAR_URL=$(echo "$nar_url_line" | cut -d " " -f 2-)
+
+          echo "Restore the package from the NAR_URL archive"
+          cat x86_64-linux/${NAR_URL} | xz -dc | nix-store --restore x86_64-linux.evm-coverage
+
+          mv x86_64-linux.evm-coverage/lcov.info lcov.info
+      - uses: actions/download-artifact@v3
+      - name: Report code coverage
+        uses: zgosalvez/github-actions-report-lcov@v3
+        with:
+          coverage-files: lcov.info
+          minimum-coverage: 90
+          artifact-name: code-coverage-report
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          update-comment: true
diff --git a/evm/evm.nix b/evm/evm.nix
index 9568fe818e..485e84e439 100644
--- a/evm/evm.nix
+++ b/evm/evm.nix
@@ -313,7 +313,7 @@
         };
 
         evm-coverage =
-          pkgs.runCommand "evm-coverage.log"
+          pkgs.runCommand "evm-coverage"
             {
               buildInputs = [ wrappedForge pkgs.lcov ];
             } ''