Move CI job to github action; Upgrade golang.org/x/sys to make it work on go1.18

.github/workflows/check.yml

@@ -0,0 +1,119 @@
+name: Checks
+
+on:
+  pull_request:
+
+# This workflow runs for not-yet-reviewed external contributions and so it
+# intentionally has no write access and only limited read access to the
+# repository.
+permissions:
+  contents: read
+
+jobs:
+  unit-tests:
+    name: "Unit Tests"
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        GO_VERSION: [ "1.16","1.17","1.18" ]
+    steps:
+      - name: "Fetch source code"
+        uses: actions/checkout@v2
+
+      - name: Install Go toolchain
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.GO_VERSION }}
+
+      # NOTE: This cache is shared so the following step must always be
+      # identical across the unit-tests, e2e-tests, and consistency-checks
+      # jobs, or else weird things could happen.
+      - name: Cache Go modules
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: go-mod-${{ matrix.GO_VERSION }}-${{ hashFiles('go.sum') }}
+          restore-keys: |
+            go-mod-${{ matrix.GO_VERSION }}
+      - name: "Unit tests"
+        run: |
+          go test ./...
+
+  unit-tests-race:
+    name: "Unit Tests Race"
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        GO_VERSION: [ "1.16","1.17","1.18" ]
+    steps:
+      - name: "Fetch source code"
+        uses: actions/checkout@v2
+
+      - name: Install Go toolchain
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.GO_VERSION }}
+
+      # NOTE: This cache is shared so the following step must always be
+      # identical across the unit-tests, e2e-tests, and consistency-checks
+      # jobs, or else weird things could happen.
+      - name: Cache Go modules
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: go-mod-${{ matrix.GO_VERSION }}-${{ hashFiles('go.sum') }}
+          restore-keys: |
+            go-mod-${{ matrix.GO_VERSION }}
+      - name: "Race Unit tests"
+        run: |
+          go test -race ./...
+
+  consistency-checks:
+    name: "Code Consistency Checks"
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        GO_VERSION: [ "1.16","1.17","1.18" ]
+    steps:
+      - name: "Fetch source code"
+        uses: actions/checkout@v2
+
+      - name: Install Go toolchain
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.GO_VERSION }}
+
+      # NOTE: This cache is shared so the following step must always be
+      # identical across the unit-tests and consistency-checks
+      # jobs, or else weird things could happen.
+      - name: Cache Go modules
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: go-mod-${{ matrix.GO_VERSION }}-${{ hashFiles('go.sum') }}
+          restore-keys: |
+            go-mod-${{ matrix.GO_VERSION }}
+      - name: "go.mod and go.sum consistency check"
+        run: |
+          go mod tidy
+          if [[ -n "$(git status --porcelain)" ]]; then
+            echo >&2 "ERROR: go.mod/go.sum are not up-to-date. Run 'go mod tidy' and then commit the updated files."
+            exit 1
+          fi
+      - name: "go vet"
+        run: |
+          go vet ./...
+      - name: "go fmt check"
+        run: |
+          files=$(go fmt ./...)
+          if [ -n "$files" ]; then
+            echo "The following file(s) do not conform to go fmt:"
+            echo "$files"
+            exit 1
+          fi

go.mod

@@ -15,4 +15,5 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529
 	github.com/stretchr/testify v1.2.2
+	golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10 // indirect
 )

go.sum

@@ -39,8 +39,9 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEha
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190922100055-0a153f010e69/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190924154521-2837fb4f24fe h1:6fAMxZRR6sl1Uq8U61gxU+kPTs2tR8uOySCbBP7BN/M=
 golang.org/x/sys v0.0.0-20190924154521-2837fb4f24fe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10 h1:WIoqL4EROvwiPdUtaip4VcDdpZ4kha7wBWZrbVKCIZg=
+golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=