From 82f2bceeb37062f37b17a3512de908e72a5cb2b5 Mon Sep 17 00:00:00 2001
From: Piotr Spieker <orzechow@posteo.de>
Date: Tue, 12 Nov 2024 11:29:16 +0100
Subject: [PATCH] Add github action testing the latest debian package by
 running unit tests against it

---
 .github/workflows/run-release-tests.yaml | 25 ++++++++++++++++++++++++
 Dockerfile                               | 21 ++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 .github/workflows/run-release-tests.yaml

diff --git a/.github/workflows/run-release-tests.yaml b/.github/workflows/run-release-tests.yaml
new file mode 100644
index 0000000..c605e88
--- /dev/null
+++ b/.github/workflows/run-release-tests.yaml
@@ -0,0 +1,25 @@
+name: Run release tests
+
+on:
+  push: # remove that after testing this action
+  release:
+    types:
+      - released
+
+jobs:
+  build-and-run-release-tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Build release test Docker image
+        uses: docker/build-push-action@v6
+        with:
+          push: false
+          tags: |
+            ghcr.io/kit-mrt/util_caching_release_tests
+          target: release_test
+
+      - name: Run unit tests with/against released version
+        run: |
+          docker run --rm ghcr.io/kit-mrt/util_caching_release_tests
+
diff --git a/Dockerfile b/Dockerfile
index 5fb095b..cde2090 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -46,6 +46,27 @@ RUN cmake .. && \
 
 
 
+FROM base AS release_test
+
+# This downloads the latest util_caching debian release and adds it to the docker image
+# This "bloats" the image. But otherwise, we'd have to installing wget and ca-certificates
+# temporarily to download and install the package in one docker layer…
+ADD https://github.com/KIT-MRT/util_caching/releases/latest/download/libutil-caching-dev.deb /tmp/debfiles/
+
+# Install util_caching from release debian package
+RUN dpkg -i /tmp/debfiles/*.deb && \
+    rm -rf /tmp/debfiles
+
+COPY test /tmp/util_caching_test
+WORKDIR /tmp/util_caching_test/build
+
+RUN cmake -DBUILD_TESTS=true .. && \
+    cmake --build . -j9
+
+CMD ["cmake", "--build", ".", "--target", "test"]
+
+
+
 FROM base AS install
 
 # Install util_caching