# frozen_string_literal: true

RSpec.describe "bundle install with :allow_offline_install" do
  before do
    bundle "config allow_offline_install true"
  end

  context "with no cached data locally" do
    it "still installs" do
      install_gemfile! <<-G, :artifice => "compact_index"
        source "http://testgemserver.local"
        gem "rack-obama"
      G
      expect(the_bundle).to include_gem("rack 1.0")
    end

    it "still fails when the network is down" do
      install_gemfile <<-G, :artifice => "fail"
        source "http://testgemserver.local"
        gem "rack-obama"
      G
      expect(out).to include("Could not reach host testgemserver.local.")
      expect(the_bundle).to_not be_locked
    end
  end

  context "with cached data locally" do
    it "will install from the compact index" do
      system_gems ["rack-1.0.0"], :path => :bundle_path

      bundle! "config clean false"
      install_gemfile! <<-G, :artifice => "compact_index"
        source "http://testgemserver.local"
        gem "rack-obama"
        gem "rack", "< 1.0"
      G

      expect(the_bundle).to include_gems("rack-obama 1.0", "rack 0.9.1")

      gemfile <<-G
        source "http://testgemserver.local"
        gem "rack-obama"
      G

      bundle! :update, :artifice => "fail", :all => true
      expect(last_command.stdboth).to include "Using the cached data for the new index because of a network error"

      expect(the_bundle).to include_gems("rack-obama 1.0", "rack 1.0.0")
    end

    def break_git_remote_ops!
      FileUtils.mkdir_p(tmp("broken_path"))
      File.open(tmp("broken_path/git"), "w", 0o755) do |f|
        f.puts strip_whitespace(<<-RUBY)
          #!/usr/bin/env ruby
          if %w(fetch --force --quiet --tags refs/heads/*:refs/heads/*).-(ARGV).empty? || %w(clone --bare --no-hardlinks --quiet).-(ARGV).empty?
            warn "git remote ops have been disabled"
            exit 1
          end
          ENV["PATH"] = ENV["PATH"].sub(/^.*?:/, "")
          exec("git", *ARGV)
        RUBY
      end

      old_path = ENV["PATH"]
      ENV["PATH"] = "#{tmp("broken_path")}:#{ENV["PATH"]}"
      yield if block_given?
    ensure
      ENV["PATH"] = old_path if block_given?
    end

    it "will install from a cached git repo" do
      git = build_git "a", "1.0.0", :path => lib_path("a")
      update_git("a", :path => git.path, :branch => "new_branch")
      install_gemfile! <<-G
        gem "a", :git => #{git.path.to_s.dump}
      G

      break_git_remote_ops! { bundle! :update, :all => true }
      expect(out).to include("Using cached git data because of network errors")
      expect(the_bundle).to be_locked

      break_git_remote_ops! do
        install_gemfile! <<-G
          gem "a", :git => #{git.path.to_s.dump}, :branch => "new_branch"
        G
      end
      expect(out).to include("Using cached git data because of network errors")
      expect(the_bundle).to be_locked
    end
  end
end
