Module: SchemaDev::Travis

Extended by:
Travis
Included in:
Travis
Defined in:
lib/schema_dev/travis.rb

Constant Summary collapse

TRAVIS_FILE = 
".travis.yml"
CONFIG_TEMPLATES = 
{
  postgresql: {
    default: {
      env: 'POSTGRESQL_DB_USER=postgres'
    },
    '10' => {
      addons: { apt: { packages: %w[postgresql-10 postgresql-client-10] } },
      env: 'POSTGRESQL_DB_USER=postgres'
    },
    '11' => {
      addons: { apt: { packages: %w[postgresql-11 postgresql-client-11] } },
      env: 'POSTGRESQL_DB_USER=travis PGPORT=5433'
    },
    '12' => {
      addons: { apt: { packages: %w[postgresql-12 postgresql-client-12] } },
      env: 'POSTGRESQL_DB_USER=travis PGPORT=5433'
    },
  }
}.freeze

Instance Method Summary collapse

Instance Method Details

#build(config) ⇒ Object 



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# File 'lib/schema_dev/travis.rb', line 41

def build(config)
  env = []
  include = []
  addons = {}
  services = []
  skip_gemfiles = []
  if config.dbms.include?(:postgresql)
    versions = config.dbms_versions_for(:postgresql, ['9.6'])
    if config.db.count == 1
      if versions.count == 1
        # only PG and only 1 DB do it globally
        template = template_for_db(:postgresql, versions.first)
        env << template['env']
        addons.merge!(template['addons'])
      else
        # we only have one DB so we can greatly simplify our include matrix
        include.concat versions.map {|version|
          {}.merge(template_for_db(:postgresql, version))
        }
      end
    else
      # we need to include against the various gemfiles so we only use PG for PG tests (and not other DBs)
      config.matrix(db: 'postgresql').map { |entry|
        gemfile = GemfileSelector.gemfile(entry.slice(:activerecord, :db)).to_s
        skip_gemfiles << gemfile
        include.concat versions.map {|version|
          {
            "gemfile" => gemfile,
            "rvm" => entry[:ruby],
          }.merge(template_for_db(:postgresql, version))
        }
      }
    end
  end
  if config.dbms.include?(:mysql)
    if config.db.count == 1
      env << 'MYSQL_DB_USER=travis'
      services << 'mysql'
    else
      config.matrix(db: 'mysql2').map do |entry|
        gemfile = GemfileSelector.gemfile(entry.slice(:activerecord, :db)).to_s
        skip_gemfiles << gemfile
        include << {
          "gemfile" => gemfile,
          "rvm" => entry[:ruby],
          "services" => ['mysql'],
          "env" => 'MYSQL_DB_USER=travis',
        }
      end
    end
  end
  env = env.join(' ')

  gemfiles = config.matrix.map{|entry| GemfileSelector.gemfile(entry.slice(:activerecord, :db)).to_s}.uniq
  gemfiles.reject! { |gemfile| skip_gemfiles.include?(gemfile) }

  exclude = config.matrix(excluded: :only).map { |entry| {}.tap {|ex|
    ex["rvm"] = entry[:ruby]
    ex["gemfile"] = GemfileSelector.gemfile(entry.slice(:activerecord, :db)).to_s
  }}.reject{|ex| not gemfiles.include? ex["gemfile"]}

  {}.tap { |travis|
    travis["rvm"] = config.ruby.sort
    travis["gemfile"] = gemfiles.sort unless gemfiles.empty?
    travis["env"] = env unless env.empty?
    travis["addons"] = addons unless addons.empty?
    travis["services"] = services unless services.empty?
    if config.dbms.any?
      travis["before_script"] = 'bundle exec rake create_databases'
      travis["after_script"] = 'bundle exec rake drop_databases'
    end
    travis["script"] = "bundle exec rake travis"
    travis["notifications"] = { "email" => config.notify } if config.notify.any?
    travis["jobs"] = {}
    travis["jobs"]["exclude"] = exclude.sort_by{|ex| [ex["rvm"], ex["gemfile"]]} if exclude.any?
    if include.any?
      travis["jobs"]["include"] = include.sort_by{|ex| [ex.fetch('rvm', ''), ex.fetch('gemfile', '')]}
    end
    travis.delete("jobs") if travis["jobs"].empty?
  }
end

#template_for_db(db, version) ⇒ Object 



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# File 'lib/schema_dev/travis.rb', line 32

def template_for_db(db, version)
  {
    addons: {
      db => version
    }
  }.deep_merge(CONFIG_TEMPLATES[db][version] || CONFIG_TEMPLATES[db][:default])
   .deep_stringify_keys
end

#update(config) ⇒ Object 



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# File 'lib/schema_dev/travis.rb', line 123

def update(config)
  filepath = Pathname.new(TRAVIS_FILE)
  newtravis = build(config)
  oldtravis = YAML.load(filepath.read) rescue nil
  if oldtravis != newtravis
    header = <<-ENDYAML
# This file was auto-generated by the schema_dev tool, based on the data in
#                 ./schema_dev.yml
# Please do not edit this file; any changes will be overwritten next time
# schema_dev gets run.
ENDYAML
    filepath.write header + newtravis.to_yaml
    return true
  end
end