name: Test

on:
  push:
    branches: [development]
  pull_request:
    branches: [development]

jobs:
  vet:
    runs-on: fedora
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version: "1.26"

      - name: gofmt
        # gofmt -l prints unformatted files; an empty output is the only pass.
        run: |
          unformatted=$(gofmt -l .)
          if [ -n "$unformatted" ]; then
            echo "These files need gofmt:"
            echo "$unformatted"
            exit 1
          fi

      - name: go vet
        run: go vet ./...

  test:
    runs-on: fedora
    needs: vet
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version: "1.26"

      - name: go test -race
        run: go test -race -count=1 ./...

      - name: build example
        run: go build ./examples/...

  toml-test:
    runs-on: fedora
    needs: vet
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version: "1.26"

      - name: Install toml-test
        # A dev/CI tool only; it is not a module dependency of interpres.
        run: go install github.com/toml-lang/toml-test/cmd/toml-test@latest

      - name: Run the toml-test compliance suite
        run: |
          set -euo pipefail
          go build -o bin/interpres-decode ./cmd/interpres-decode
          "$(go env GOPATH)/bin/toml-test" bin/interpres-decode