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|
# frozen_string_literal: true
RSpec.describe "bundle exec" do
let(:system_gems_to_install) { %w[rack-1.0.0 rack-0.9.1] }
before :each do
system_gems(system_gems_to_install, :path => :bundle_path)
end
it "works with --gemfile flag" do
create_file "CustomGemfile", <<-G
gem "rack", "1.0.0"
G
bundle "exec --gemfile CustomGemfile rackup"
expect(out).to eq("1.0.0")
end
it "activates the correct gem" do
gemfile <<-G
gem "rack", "0.9.1"
G
bundle "exec rackup"
expect(out).to eq("0.9.1")
end
it "works when the bins are in ~/.bundle" do
install_gemfile <<-G
gem "rack"
G
bundle "exec rackup"
expect(out).to eq("1.0.0")
end
it "works when running from a random directory", :ruby_repo do
install_gemfile <<-G
gem "rack"
G
bundle "exec 'cd #{tmp("gems")} && rackup'"
expect(out).to include("1.0.0")
end
it "works when exec'ing something else" do
install_gemfile 'gem "rack"'
bundle "exec echo exec"
expect(out).to eq("exec")
end
it "works when exec'ing to ruby" do
install_gemfile 'gem "rack"'
bundle "exec ruby -e 'puts %{hi}'"
expect(out).to eq("hi")
end
it "accepts --verbose" do
install_gemfile 'gem "rack"'
bundle "exec --verbose echo foobar"
expect(out).to eq("foobar")
end
it "passes --verbose to command if it is given after the command" do
install_gemfile 'gem "rack"'
bundle "exec echo --verbose"
expect(out).to eq("--verbose")
end
it "handles --keep-file-descriptors" do
require "tempfile"
command = Tempfile.new("io-test")
command.sync = true
command.write <<-G
if ARGV[0]
IO.for_fd(ARGV[0].to_i)
else
require 'tempfile'
io = Tempfile.new("io-test-fd")
args = %W[#{Gem.ruby} -I#{lib} #{bindir.join("bundle")} exec --keep-file-descriptors #{Gem.ruby} #{command.path} \#{io.to_i}]
args << { io.to_i => io }
exec(*args)
end
G
install_gemfile ""
sys_exec "#{Gem.ruby} #{command.path}"
expect(out).to eq("")
expect(last_command.stderr).to be_empty
end
it "accepts --keep-file-descriptors" do
install_gemfile ""
bundle "exec --keep-file-descriptors echo foobar"
expect(last_command.stderr).to be_empty
end
it "can run a command named --verbose" do
install_gemfile 'gem "rack"'
File.open("--verbose", "w") do |f|
f.puts "#!/bin/sh"
f.puts "echo foobar"
end
File.chmod(0o744, "--verbose")
with_path_as(".") do
bundle "exec -- --verbose"
end
expect(out).to eq("foobar")
end
it "handles different versions in different bundles" do
build_repo2 do
build_gem "rack_two", "1.0.0" do |s|
s.executables = "rackup"
end
end
install_gemfile <<-G
source "file://#{gem_repo1}"
gem "rack", "0.9.1"
G
Dir.chdir bundled_app2 do
install_gemfile bundled_app2("Gemfile"), <<-G
source "file://#{gem_repo2}"
gem "rack_two", "1.0.0"
G
end
bundle! "exec rackup"
expect(out).to eq("0.9.1")
Dir.chdir bundled_app2 do
bundle! "exec rackup"
expect(out).to eq("1.0.0")
end
end
context "with default gems" do
let(:system_gems_to_install) { [] }
let(:default_irb_version) { ruby "gem 'irb', '< 999999'; require 'irb'; puts IRB::VERSION" }
context "when not specified in Gemfile" do
before do
skip "irb isn't a default gem" if default_irb_version.empty?
install_gemfile ""
end
it "uses version provided by ruby" do
bundle! "exec irb --version"
expect(out).to include(default_irb_version)
expect(last_command.stderr).to be_empty
end
end
context "when specified in Gemfile directly" do
let(:specified_irb_version) { "0.9.6" }
before do
skip "irb isn't a default gem" if default_irb_version.empty?
build_repo2 do
build_gem "irb", specified_irb_version do |s|
s.executables = "irb"
end
end
install_gemfile <<-G
source "file://#{gem_repo2}"
gem "irb", "#{specified_irb_version}"
G
end
it "uses version specified" do
bundle! "exec irb --version"
expect(out).to include(specified_irb_version)
expect(last_command.stderr).to be_empty
end
end
context "when specified in Gemfile indirectly" do
let(:indirect_irb_version) { "0.9.6" }
before do
skip "irb isn't a default gem" if default_irb_version.empty?
build_repo2 do
build_gem "irb", indirect_irb_version do |s|
s.executables = "irb"
end
build_gem "gem_depending_on_old_irb" do |s|
s.add_dependency "irb", indirect_irb_version
end
end
install_gemfile <<-G
source "file://#{gem_repo2}"
gem "gem_depending_on_old_irb"
G
bundle! "exec irb --version"
end
it "uses resolved version" do
expect(out).to include(indirect_irb_version)
expect(last_command.stderr).to be_empty
end
end
end
it "warns about executable conflicts" do
build_repo2 do
build_gem "rack_two", "1.0.0" do |s|
s.executables = "rackup"
end
end
bundle "config set path.system true"
install_gemfile <<-G
source "file://#{gem_repo1}"
gem "rack", "0.9.1"
G
Dir.chdir bundled_app2 do
install_gemfile bundled_app2("Gemfile"), <<-G
source "file://#{gem_repo2}"
gem "rack_two", "1.0.0"
G
end
bundle! "exec rackup"
expect(last_command.stderr).to eq(
"Bundler is using a binstub that was created for a different gem (rack).\n" \
"You should run `bundle binstub rack_two` to work around a system/bundle conflict."
)
end
it "handles gems installed with --without" do
install_gemfile <<-G, forgotten_command_line_options(:without => "middleware")
source "file://#{gem_repo1}"
gem "rack" # rack 0.9.1 and 1.0 exist
group :middleware do
gem "rack_middleware" # rack_middleware depends on rack 0.9.1
end
G
bundle "exec rackup"
expect(out).to eq("0.9.1")
expect(the_bundle).not_to include_gems "rack_middleware 1.0"
end
it "does not duplicate already exec'ed RUBYOPT" do
install_gemfile <<-G
gem "rack"
G
rubyopt = ENV["RUBYOPT"]
rubyopt = "-rbundler/setup #{rubyopt}"
bundle "exec 'echo $RUBYOPT'"
expect(out).to have_rubyopts(rubyopt)
bundle "exec 'echo $RUBYOPT'", :env => { "RUBYOPT" => rubyopt }
expect(out).to have_rubyopts(rubyopt)
end
it "does not duplicate already exec'ed RUBYLIB" do
install_gemfile <<-G
gem "rack"
G
rubylib = ENV["RUBYLIB"]
rubylib = "#{rubylib}".split(File::PATH_SEPARATOR).unshift "#{bundler_path}"
rubylib = rubylib.uniq.join(File::PATH_SEPARATOR)
bundle "exec 'echo $RUBYLIB'"
expect(out).to include(rubylib)
bundle "exec 'echo $RUBYLIB'", :env => { "RUBYLIB" => rubylib }
expect(out).to include(rubylib)
end
it "errors nicely when the argument doesn't exist" do
install_gemfile <<-G
gem "rack"
G
bundle "exec foobarbaz"
expect(exitstatus).to eq(127) if exitstatus
expect(err).to include("bundler: command not found: foobarbaz")
expect(err).to include("Install missing gem executables with `bundle install`")
end
it "errors nicely when the argument is not executable" do
install_gemfile <<-G
gem "rack"
G
bundle "exec touch foo"
bundle "exec ./foo"
expect(exitstatus).to eq(126) if exitstatus
expect(err).to include("bundler: not executable: ./foo")
end
it "errors nicely when no arguments are passed" do
install_gemfile <<-G
gem "rack"
G
bundle "exec"
expect(exitstatus).to eq(128) if exitstatus
expect(err).to include("bundler: exec needs a command to run")
end
it "raises a helpful error when exec'ing to something outside of the bundle", :ruby_repo do
bundle! "config set clean false" # want to keep the rackup binstub
install_gemfile! <<-G
source "file://#{gem_repo1}"
gem "with_license"
G
[true, false].each do |l|
bundle! "config set disable_exec_load #{l}"
bundle "exec rackup"
expect(last_command.stderr).to include "can't find executable rackup for gem rack. rack is not currently included in the bundle, perhaps you meant to add it to your Gemfile?"
end
end
describe "with help flags" do
each_prefix = proc do |string, &blk|
1.upto(string.length) {|l| blk.call(string[0, l]) }
end
each_prefix.call("exec") do |exec|
describe "when #{exec} is used" do
before(:each) do
install_gemfile <<-G
gem "rack"
G
create_file("print_args", <<-'RUBY')
#!/usr/bin/env ruby
puts "args: #{ARGV.inspect}"
RUBY
bundled_app("print_args").chmod(0o755)
end
it "shows executable's man page when --help is after the executable" do
bundle "#{exec} print_args --help"
expect(out).to eq('args: ["--help"]')
end
it "shows executable's man page when --help is after the executable and an argument" do
bundle "#{exec} print_args foo --help"
expect(out).to eq('args: ["foo", "--help"]')
bundle "#{exec} print_args foo bar --help"
expect(out).to eq('args: ["foo", "bar", "--help"]')
bundle "#{exec} print_args foo --help bar"
expect(out).to eq('args: ["foo", "--help", "bar"]')
end
it "shows executable's man page when the executable has a -" do
FileUtils.mv(bundled_app("print_args"), bundled_app("docker-template"))
bundle "#{exec} docker-template build discourse --help"
expect(out).to eq('args: ["build", "discourse", "--help"]')
end
it "shows executable's man page when --help is after another flag" do
bundle "#{exec} print_args --bar --help"
expect(out).to eq('args: ["--bar", "--help"]')
end
it "uses executable's original behavior for -h" do
bundle "#{exec} print_args -h"
expect(out).to eq('args: ["-h"]')
end
it "shows bundle-exec's man page when --help is between exec and the executable" do
with_fake_man do
bundle "#{exec} --help cat"
end
expect(out).to include(%(["#{root}/man/bundle-exec.1"]))
end
it "shows bundle-exec's man page when --help is before exec" do
with_fake_man do
bundle "--help #{exec}"
end
expect(out).to include(%(["#{root}/man/bundle-exec.1"]))
end
it "shows bundle-exec's man page when -h is before exec" do
with_fake_man do
bundle "-h #{exec}"
end
expect(out).to include(%(["#{root}/man/bundle-exec.1"]))
end
it "shows bundle-exec's man page when --help is after exec" do
with_fake_man do
bundle "#{exec} --help"
end
expect(out).to include(%(["#{root}/man/bundle-exec.1"]))
end
it "shows bundle-exec's man page when -h is after exec" do
with_fake_man do
bundle "#{exec} -h"
end
expect(out).to include(%(["#{root}/man/bundle-exec.1"]))
end
end
end
end
describe "with gem executables" do
describe "run from a random directory", :ruby_repo do
before(:each) do
install_gemfile <<-G
gem "rack"
G
end
it "works when unlocked" do
bundle "exec 'cd #{tmp("gems")} && rackup'"
expect(out).to eq("1.0.0")
expect(out).to include("1.0.0")
end
it "works when locked" do
expect(the_bundle).to be_locked
bundle "exec 'cd #{tmp("gems")} && rackup'"
expect(out).to include("1.0.0")
end
end
describe "from gems bundled via :path" do
before(:each) do
build_lib "fizz", :path => home("fizz") do |s|
s.executables = "fizz"
end
install_gemfile <<-G
gem "fizz", :path => "#{File.expand_path(home("fizz"))}"
G
end
it "works when unlocked" do
bundle "exec fizz"
expect(out).to eq("1.0")
end
it "works when locked" do
expect(the_bundle).to be_locked
bundle "exec fizz"
expect(out).to eq("1.0")
end
end
describe "from gems bundled via :git" do
before(:each) do
build_git "fizz_git" do |s|
s.executables = "fizz_git"
end
install_gemfile <<-G
gem "fizz_git", :git => "#{lib_path("fizz_git-1.0")}"
G
end
it "works when unlocked" do
bundle "exec fizz_git"
expect(out).to eq("1.0")
end
it "works when locked" do
expect(the_bundle).to be_locked
bundle "exec fizz_git"
expect(out).to eq("1.0")
end
end
describe "from gems bundled via :git with no gemspec" do
before(:each) do
build_git "fizz_no_gemspec", :gemspec => false do |s|
s.executables = "fizz_no_gemspec"
end
install_gemfile <<-G
gem "fizz_no_gemspec", "1.0", :git => "#{lib_path("fizz_no_gemspec-1.0")}"
G
end
it "works when unlocked" do
bundle "exec fizz_no_gemspec"
expect(out).to eq("1.0")
end
it "works when locked" do
expect(the_bundle).to be_locked
bundle "exec fizz_no_gemspec"
expect(out).to eq("1.0")
end
end
end
it "performs an automatic bundle install" do
gemfile <<-G
source "file://#{gem_repo1}"
gem "rack", "0.9.1"
gem "foo"
G
bundle "config set auto_install 1"
bundle "exec rackup"
expect(out).to include("Installing foo 1.0")
end
describe "with gems bundled via :path with invalid gemspecs", :ruby_repo do
it "outputs the gemspec validation errors" do
build_lib "foo"
gemspec = lib_path("foo-1.0").join("foo.gemspec").to_s
File.open(gemspec, "w") do |f|
f.write <<-G
Gem::Specification.new do |s|
s.name = 'foo'
s.version = '1.0'
s.summary = 'TODO: Add summary'
s.authors = 'Me'
end
G
end
install_gemfile <<-G
gem "foo", :path => "#{lib_path("foo-1.0")}"
G
bundle "exec irb"
expect(last_command.stderr).to match("The gemspec at #{lib_path("foo-1.0").join("foo.gemspec")} is not valid")
expect(last_command.stderr).to match('"TODO" is not a summary')
end
end
describe "with gems bundled for deployment" do
it "works when calling bundler from another script" do
gemfile <<-G
module Monkey
def bin_path(a,b,c)
raise Gem::GemNotFoundException.new('Fail')
end
end
Bundler.rubygems.extend(Monkey)
G
bundle "install --deployment"
bundle "exec ruby -e '`#{bindir.join("bundler")} -v`; puts $?.success?'"
expect(out).to match("true")
end
end
context "`load`ing a ruby file instead of `exec`ing" do
let(:path) { bundled_app("ruby_executable") }
let(:shebang) { "#!/usr/bin/env ruby" }
let(:executable) { <<-RUBY.gsub(/^ */, "").strip }
#{shebang}
require "rack"
puts "EXEC: \#{caller.grep(/load/).empty? ? 'exec' : 'load'}"
puts "ARGS: \#{$0} \#{ARGV.join(' ')}"
puts "RACK: \#{RACK}"
process_title = `ps -o args -p \#{Process.pid}`.split("\n", 2).last.strip
puts "PROCESS: \#{process_title}"
RUBY
before do
path.open("w") {|f| f << executable }
path.chmod(0o755)
install_gemfile <<-G
gem "rack"
G
end
let(:exec) { "EXEC: load" }
let(:args) { "ARGS: #{path} arg1 arg2" }
let(:rack) { "RACK: 1.0.0" }
let(:process) do
title = "PROCESS: #{path}"
title += " arg1 arg2"
title
end
let(:exit_code) { 0 }
let(:expected) { [exec, args, rack, process].join("\n") }
let(:expected_err) { "" }
subject { bundle "exec #{path} arg1 arg2" }
shared_examples_for "it runs" do
it "like a normally executed executable" do
subject
expect(exitstatus).to eq(exit_code) if exitstatus
expect(last_command.stderr).to eq(expected_err)
expect(last_command.stdout).to eq(expected)
end
end
it_behaves_like "it runs"
context "the executable exits explicitly" do
let(:executable) { super() << "\nexit #{exit_code}\nputs 'POST_EXIT'\n" }
context "with exit 0" do
it_behaves_like "it runs"
end
context "with exit 99" do
let(:exit_code) { 99 }
it_behaves_like "it runs"
end
end
context "the executable exits by SignalException" do
let(:executable) do
ex = super()
ex << "\n"
ex << "raise SignalException, 'SIGTERM'\n"
ex
end
let(:expected_err) { "" }
let(:exit_code) do
# signal mask 128 + plus signal 15 -> TERM
# this is specified by C99
128 + 15
end
it_behaves_like "it runs"
end
context "the executable is empty" do
let(:executable) { "" }
let(:exit_code) { 0 }
let(:expected_err) { "#{path} is empty" }
let(:expected) { "" }
it_behaves_like "it runs"
end
context "the executable raises" do
let(:executable) { super() << "\nraise 'ERROR'" }
let(:exit_code) { 1 }
let(:expected_err) do
"bundler: failed to load command: #{path} (#{path})" \
"\nRuntimeError: ERROR\n #{path}:10:in `<top (required)>'"
end
it_behaves_like "it runs"
end
context "the executable raises an error without a backtrace" do
let(:executable) { super() << "\nclass Err < Exception\ndef backtrace; end;\nend\nraise Err" }
let(:exit_code) { 1 }
let(:expected_err) { "bundler: failed to load command: #{path} (#{path})\nErr: Err" }
let(:expected) { super() }
it_behaves_like "it runs"
end
context "when the file uses the current ruby shebang", :ruby_repo do
let(:shebang) { "#!#{Gem.ruby}" }
it_behaves_like "it runs"
end
context "when Bundler.setup fails", :bundler => "< 3" do
before do
gemfile <<-G
gem 'rack', '2'
G
ENV["BUNDLER_FORCE_TTY"] = "true"
end
let(:exit_code) { Bundler::GemNotFound.new.status_code }
let(:expected) { "" }
let(:expected_err) { <<-EOS.strip }
\e[31mCould not find gem 'rack (= 2)' in any of the gem sources listed in your Gemfile.\e[0m
\e[33mRun `bundle install` to install missing gems.\e[0m
EOS
it_behaves_like "it runs"
end
context "when Bundler.setup fails", :bundler => "3" do
before do
gemfile <<-G
gem 'rack', '2'
G
ENV["BUNDLER_FORCE_TTY"] = "true"
end
let(:exit_code) { Bundler::GemNotFound.new.status_code }
let(:expected) { "" }
let(:expected_err) { <<-EOS.strip }
\e[31mCould not find gem 'rack (= 2)' in locally installed gems.
The source contains 'rack' at: 1.0.0\e[0m
\e[33mRun `bundle install` to install missing gems.\e[0m
EOS
it_behaves_like "it runs"
end
context "when the executable exits non-zero via at_exit" do
let(:executable) { super() + "\n\nat_exit { $! ? raise($!) : exit(1) }" }
let(:exit_code) { 1 }
it_behaves_like "it runs"
end
context "when disable_exec_load is set" do
let(:exec) { "EXEC: exec" }
let(:process) { "PROCESS: ruby #{path} arg1 arg2" }
before do
bundle "config set disable_exec_load true"
end
it_behaves_like "it runs"
end
context "regarding $0 and __FILE__" do
let(:executable) { super() + <<-'RUBY' }
puts "$0: #{$0.inspect}"
puts "__FILE__: #{__FILE__.inspect}"
RUBY
let(:expected) { super() + <<-EOS.chomp }
$0: #{path.to_s.inspect}
__FILE__: #{path.to_s.inspect}
EOS
it_behaves_like "it runs"
context "when the path is relative" do
let(:path) { super().relative_path_from(bundled_app) }
it_behaves_like "it runs"
end
context "when the path is relative with a leading ./" do
let(:path) { Pathname.new("./#{super().relative_path_from(Pathname.pwd)}") }
pending "relative paths with ./ have absolute __FILE__"
end
end
context "signal handling" do
let(:test_signals) do
open3_reserved_signals = %w[CHLD CLD PIPE]
reserved_signals = %w[SEGV BUS ILL FPE VTALRM KILL STOP EXIT]
bundler_signals = %w[INT]
Signal.list.keys - (bundler_signals + reserved_signals + open3_reserved_signals)
end
context "signals being trapped by bundler" do
let(:executable) { strip_whitespace <<-RUBY }
#{shebang}
begin
Thread.new do
puts 'Started' # For process sync
STDOUT.flush
sleep 1 # ignore quality_spec
raise "Didn't receive INT at all"
end.join
rescue Interrupt
puts "foo"
end
RUBY
it "receives the signal" do
bundle!("exec #{path}") do |_, o, thr|
o.gets # Consumes 'Started' and ensures that thread has started
Process.kill("INT", thr.pid)
end
expect(out).to eq("foo")
end
end
context "signals not being trapped by bunder" do
let(:executable) { strip_whitespace <<-RUBY }
#{shebang}
signals = #{test_signals.inspect}
result = signals.map do |sig|
Signal.trap(sig, "IGNORE")
end
puts result.select { |ret| ret == "IGNORE" }.count
RUBY
it "makes sure no unexpected signals are restored to DEFAULT" do
test_signals.each do |n|
Signal.trap(n, "IGNORE")
end
bundle!("exec #{path}")
expect(out).to eq(test_signals.count.to_s)
end
end
end
end
context "nested bundle exec" do
let(:system_gems_to_install) { super() << :bundler }
context "with shared gems disabled" do
before do
gemfile <<-G
source "file://#{gem_repo1}"
gem "rack"
G
bundle :install, :system_bundler => true, :path => "vendor/bundler"
end
it "overrides disable_shared_gems so bundler can be found", :ruby_repo, :rubygems => ">= 2.6.2" do
system_gems :bundler
file = bundled_app("file_that_bundle_execs.rb")
create_file(file, <<-RB)
#!#{Gem.ruby}
puts `#{system_bundle_bin_path} exec echo foo`
RB
file.chmod(0o777)
bundle! "exec #{file}", :system_bundler => true
expect(out).to eq("foo")
end
end
context "with a system gem that shadows a default gem" do
let(:openssl_version) { "99.9.9" }
let(:expected) { ruby "gem 'openssl', '< 999999'; require 'openssl'; puts OpenSSL::VERSION", :artifice => nil }
it "only leaves the default gem in the stdlib available" do
skip "openssl isn't a default gem" if expected.empty?
install_gemfile! "" # must happen before installing the broken system gem
build_repo4 do
build_gem "openssl", openssl_version do |s|
s.write("lib/openssl.rb", <<-RB)
raise "custom openssl should not be loaded, it's not in the gemfile!"
RB
end
end
system_gems(:bundler, "openssl-#{openssl_version}", :gem_repo => gem_repo4)
file = bundled_app("require_openssl.rb")
create_file(file, <<-RB)
#!/usr/bin/env ruby
require "openssl"
puts OpenSSL::VERSION
warn Gem.loaded_specs.values.map(&:full_name)
RB
file.chmod(0o777)
aggregate_failures do
expect(bundle!("exec #{file}", :artifice => nil)).to eq(expected)
expect(bundle!("exec bundle exec #{file}", :artifice => nil)).to eq(expected)
expect(bundle!("exec ruby #{file}", :artifice => nil)).to eq(expected)
expect(run!(file.read, :artifice => nil)).to eq(expected)
end
# sanity check that we get the newer, custom version without bundler
sys_exec("#{Gem.ruby} #{file}")
expect(last_command.stderr).to include("custom openssl should not be loaded")
end
end
end
end
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