language: go

dist: xenial

go:
  - "1.11"
  - "1.12"
  - "master"

os:
  - linux

matrix:
  allow_failures:
    - go: "master"
  fast_finish: true

env:
  - GO111MODULE=on

script: go test -v ./...

cache:
  directories:
    - $HOME/gopath/pkg/mod

install: true  # skip, handled by "cache" stage

stages:
  - cache
  - test

jobs:
  include:
    - stage: cache
      script: go mod download -json