use test matrix to test different go versions (#14)

Author: jandelgado

.github/workflows/test_and_build.yml

@@ -28,59 +28,68 @@ jobs:
 
   test:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        goversion: ["1.15", "1.16", "1.17", "1.18", "1.19", "1.20", "1.21"]
     steps:
-    - name: Install Go
-      if: success()
-      uses: actions/setup-go@v4
-      with:
-        go-version: 1.20.x
-    - name: Checkout code
-      uses: actions/checkout@v3
-    - name: Run tests
-      run: make test
-    - name: Convert coverage to lcov
-      uses: jandelgado/gcov2lcov-action@v1.0.2
-      with:
-          infile: coverage.out
-          outfile: coverage.lcov
-    - name: Coveralls
-      uses: coverallsapp/github-action@v1.0.1
-      with:
-          github-token: ${{ secrets.github_token }}
-          path-to-lcov: coverage.lcov
+      - name: Install Go
+        if: success()
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.goversion }}
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Run tests
+        run: |
+          go version
+          make test
 
-  build:
+  inttest:
     runs-on: ubuntu-latest
-    needs: [lint, test]
+    strategy:
+      matrix:
+        buildversion: ["1.15", "1.16", "1.17", "1.18", "1.19", "1.20", "1.21"]
+        testversion: ["1.15", "1.16", "1.17", "1.18", "1.19", "1.20", "1.21"]
     steps:
-    - name: Install Go
-      uses: actions/setup-go@v4
-      with:
-        go-version: 1.20.x
-    - name: Checkout code
-      uses: actions/checkout@v3
-    - name: build
-      run: |
-        export GO111MODULE=on
-        make build
-    - name: upload artifacts
-      uses: actions/upload-artifact@master
-      with:
-        name: bin
-        path: bin/
+      - name: Install Go
+        if: success()
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.buildversion }}
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Build binary for inttest
+        run: |
+          go version
+          GO111MODULE=on make build-linux
+      - name: Install Go
+        if: success()
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.testversion }}
+      - name: Integration test
+        run: |
+          go version
+          make inttest
 
-  inttest:
-    name: End-to-end integration test
-    needs: build
+  build:
     runs-on: ubuntu-latest
+    needs: [lint, test, inttest]
     steps:
-    - name: Checkout code
-      uses: actions/checkout@v2
-    - name: Download binaries from build stage
-      uses: actions/download-artifact@v1
-      with:
-        name: bin
-    - name: Run test
-      run: |
-        chmod 755 bin/*
-        make inttest
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Install Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: 1.21
+      - name: build
+        run: |
+          go version
+          make build-linux
+          make build-windows
+          make build-darwin
+      - name: upload artifacts
+        uses: actions/upload-artifact@master
+        with:
+          name: bin
+          path: bin/

Makefile

@@ -1,20 +1,27 @@
 # makefile for gcov2lcov
-.PHONY: build test inttest clean
+.PHONY: phony
 
-build:
+all: build-linux
+
+phony:
+
+build-linux: phony
 	GOOS=linux GOARCH=amd64 go build -o bin/gcov2lcov-linux-amd64 .
+
+build-windows: phony
 	GOOS=windows GOARCH=amd64 go build -o bin/gcov2lcov-win-amd64 .
+
+build-darwin: phony
 	GOOS=darwin GOARCH=amd64 go build -o bin/gcov2lcov-darwin-amd64 .
 
-test:
+test: phony
 	go test ./... -coverprofile coverage.out
 	go tool cover -func coverage.out
 
-inttest:
+inttest: phony
 	./bin/gcov2lcov-linux-amd64 -infile testdata/coverage.out -outfile coverage.lcov
 	diff -y testdata/coverage_expected.lcov coverage.lcov
 
-clean:
+clean: phony
 	rm -f bin/*
 
-