go.yml

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
name: decimal
jobs:
  test:
    strategy:
      matrix:
        go-version: [oldstable, stable]
        os: [ubuntu-latest, windows-latest, macos-latest]
    runs-on: ${{ matrix.os }}
    steps:

    - name: Setup Go
      uses: actions/setup-go@v4
      with:
        go-version: ${{ matrix.go-version }}

    - name: Check out code
      uses: actions/checkout@v3

    - name: Verify code formatting
      run: gofmt -s -w . && git diff --exit-code

    - name: Verify dependency consistency
      run: go get -u -t . && go mod tidy && git diff --exit-code

    - name: Verify generated code
      run: go generate ./... && git diff --exit-code

    - name: Verify potential issues
      uses: golangci/golangci-lint-action@v3

    - name: Run tests with coverage
      run: go test -race -shuffle=on -coverprofile="coverage.txt" -covermode=atomic ./...

    - name: Upload test coverage
      if: matrix.os == 'ubuntu-latest' && matrix.go-version == 'stable'
      uses: codecov/codecov-action@v3

  fuzz:
    needs: test
    runs-on: ubuntu-latest
    steps:

    - name: Setup Go
      uses: actions/setup-go@v4
      with:
        go-version: stable 

    - name: Check out code
      uses: actions/checkout@v3

    - name: Run fuzzing for string parsing
      run: go test -fuzztime 20s -fuzz ^FuzzParse$ github.com/govalues/decimal

    - name: Run fuzzing for string conversion
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalString$ github.com/govalues/decimal

    - name: Run fuzzing for float64 conversion
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalFloat64$ github.com/govalues/decimal

    - name: Run fuzzing for int64 conversion
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalInt64$ github.com/govalues/decimal

    - name: Run fuzzing for addition
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalAdd$ github.com/govalues/decimal

    - name: Run fuzzing for multiplication
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalMul$ github.com/govalues/decimal

    - name: Run fuzzing for fused multiply-addition
      run: go test -fuzztime 60s -fuzz ^FuzzDecimalFMA$ github.com/govalues/decimal

    - name: Run fuzzing for division
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalQuo$ github.com/govalues/decimal

    - name: Run fuzzing for integer division and remainder
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalQuoRem$ github.com/govalues/decimal

    - name: Run fuzzing for comparison
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalCmp$ github.com/govalues/decimal

    - name: Run fuzzing for comparison and subtraction
      run: go test -fuzztime 20s -fuzz ^FuzzDecimalCmpSub$ github.com/govalues/decimal