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|
# frozen_string_literal: true
require "spec_helper"
describe "bundler version trampolining" do
before do
ENV["BUNDLE_DISABLE_POSTIT"] = nil
FileUtils.rm_rf(system_gem_path)
FileUtils.cp_r(base_system_gems, system_gem_path)
end
context "version guessing" do
shared_examples_for "guesses" do |version|
it "guesses the correct bundler version" do
bundle! "--version", :in_process_exec => false
expect(out).to eq("Bundler version #{version}")
if bundled_app("Gemfile").file?
bundle! "exec ruby -e 'puts Bundler::VERSION'", :in_process_exec => false
expect(out).to eq(version)
end
end
end
context "with a lockfile" do
before do
install_gemfile ""
lockfile lockfile.sub(Bundler::VERSION, "1.12.0")
end
include_examples "guesses", "1.12.0"
end
context "with BUNDLER_VERSION" do
before do
ENV["BUNDLER_VERSION"] = "1.12.0"
end
context "with a lockfile" do
before { install_gemfile "" }
include_examples "guesses", "1.12.0"
end
context "without a lockfile" do
include_examples "guesses", "1.12.0"
end
end
context "with no hints" do
include_examples "guesses", Bundler::VERSION
end
context "with a gemfile and no lockfile" do
before do
gemfile ""
end
include_examples "guesses", Bundler::VERSION
end
end
context "installing missing bundler versions", :realworld => true do
before do
ENV["BUNDLER_VERSION"] = "1.12.3"
if Bundler::RubygemsIntegration.provides?("< 2.6.4")
# necessary since we intall with 2.6.4 but the specs can run against
# older versions that match againt the "gem" invocation
%w(bundle bundler).each do |exe|
system_gem_path.join("bin", exe).open("a") do |f|
f << %(\ngem "bundler", ">= 0.a"\n)
end
end
end
end
it "guesses & installs the correct bundler version" do
expect(system_gem_path.join("gems", "bundler-1.12.3")).not_to exist
bundle! "--version", :in_process_exec => false
expect(out).to eq("Bundler version 1.12.3")
expect(system_gem_path.join("gems", "bundler-1.12.3")).to exist
end
it "fails gracefully when installing the bundler fails" do
ENV["BUNDLER_VERSION"] = "9999"
bundle "--version", :expect_err => true, :in_process_exec => false
expect(err).to start_with(<<-E.strip)
Installing the inferred bundler version (= 9999) failed.
If you'd like to update to the current bundler version (#{Bundler::VERSION}) in this project, run `bundle update --bundler`.
The error was:
E
end
end
context "bundle update --bundler" do
before do
simulate_bundler_version("1.11.1") do
install_gemfile ""
end
end
it "updates to the specified version" do
# HACK: since no released bundler version actually supports this feature!
bundle "update --bundler=1.12.0", :expect_err => true, :in_process_exec => false
expect(out).to include("Unknown switches '--bundler=1.12.0'")
end
it "updates to the specified (running) version" do
# HACK: since no released bundler version actually supports this feature!
bundle! "update --bundler=#{Bundler::VERSION}", :in_process_exec => false
bundle! "--version", :in_process_exec => false
expect(out).to eq("Bundler version #{Bundler::VERSION}")
end
it "updates to the running version" do
# HACK: since no released bundler version actually supports this feature!
bundle! "update --bundler", :in_process_exec => false
bundle! "--version", :in_process_exec => false
expect(out).to eq("Bundler version #{Bundler::VERSION}")
end
end
context "-rbundler/setup" do
before do
simulate_bundler_version("1.12.0") do
install_gemfile ""
end
end
it "uses the locked version" do
ruby! <<-R, :in_process_exec => false
require "bundler/setup"
puts Bundler::VERSION
R
expect(err).to be_empty
expect(out).to include("1.12.0")
end
end
context "warnings" do
before do
simulate_bundler_version("1.12.0") do
install_gemfile ""
end
end
it "warns user if Bundler is outdated and is < 1.13.0.rc.1" do
ENV["BUNDLER_VERSION"] = "1.12.0"
bundle! "install"
expect(out).to include(<<-WARN.strip)
You're running Bundler #{Bundler::VERSION} but this project uses #{ENV["BUNDLER_VERSION"]}. To update, run `bundle update --bundler`.
WARN
end
end
end
|
