test: add code coverage

Signed-off-by: Alessio Greggi <[email protected]>

.github/workflows/release.yml

@@ -28,8 +28,6 @@ jobs:
           go-version: '1.18'
           check-latest: true
       - run: go version
-      - name: Test with go cli
-        run: go test -v ./...
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@b508e2e3ef3b19d4e4146d4f8fb3ba9db644a757 # ratchet:goreleaser/goreleaser-action@v3
         with:

.github/workflows/tests.yaml

@@ -0,0 +1,95 @@
+name: tests
+
+on: [push]
+
+jobs:
+  unit-test:
+
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: '1.20'
+
+      - name: Run Unit-Test
+        run: |
+          mkdir /tmp/unit/
+          go test \
+            -v \
+            -cover ./... \
+            -args -test.gocoverdir=/tmp/unit/
+
+      - name: Upload cover profiles
+        uses: actions/upload-artifact@v3
+        with:
+          name: unit-test
+          path: /tmp/unit/
+
+  integration-test:
+
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: '1.20'
+
+      - name: Build coverage-instrumented binary
+        run: |
+          go build \
+            -cover \
+            -v \
+            -o fwdctl .
+
+      - name: Run integration test
+        run: |
+          sudo ./hack/integration-test.sh 
+
+      - name: Upload cover profiles
+        uses: actions/upload-artifact@v3
+        with:
+          name: integration-test
+          path: /tmp/integration/
+
+  code-coverage:
+
+    runs-on: ubuntu-latest
+    needs: [unit-test,integration-test]
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/download-artifact@v3
+        with:
+          name: unit-test
+          path: /tmp/unit-test
+
+      - uses: actions/download-artifact@v3
+        with:
+          name: integration-test
+          path: /tmp/integration-test
+
+      - name: list files
+        run: |
+          ls -lah /tmp/unit-test
+          ls -lah /tmp/integration-test
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: '1.20'
+
+      - name: Calculate total coverage
+        run: |
+          go tool \
+            covdata \
+            textfmt \
+            -i=/tmp/unit-test,/tmp/integration-test \
+            -o code-coverage
+          go tool \
+            cover \
+            -func code-coverage

hack/integration-test.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+#
+set -e
+
+# create directory to store cover profiles
+INTEGDIR=/tmp/integration
+mkdir -p $INTEGDIR
+export GOCOVERDIR=$INTEGDIR
+
+# list of subcommands we want to test
+command_list="version|list|help|generate rules -O /tmp/|generate systemd -O /tmp/ -f /tmp/rules.yaml -p /tmp/ -t fork|add -d 8080 -i lo -P tcp -s 127.0.0.1 -p 9090|delete -n 1"
+
+IFS="|"
+for cmd in $command_list;
+do
+  command="./fwdctl $cmd"
+  echo "$command"
+  eval "$command"
+done