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# frozen_string_literal: true
require_relative "helper"
class GemTest < Gem::TestCase
def test_rubygems_normal_behaviour
_ = Gem::Util.popen(*ruby_with_rubygems_in_load_path, "-e", "'require \"rubygems\"'", { :err => [:child, :out] }).strip
assert $?.success?
end
def test_operating_system_other_exceptions
pend "does not apply to truffleruby" if RUBY_ENGINE == "truffleruby"
path = util_install_operating_system_rb <<-RUBY
intentionally_not_implemented_method
RUBY
output = Gem::Util.popen(*ruby_with_rubygems_and_fake_operating_system_in_load_path(path), "-e", "'require \"rubygems\"'", { :err => [:child, :out] }).strip
assert !$?.success?
assert_includes output, "undefined local variable or method `intentionally_not_implemented_method'"
assert_includes output, "Loading the #{operating_system_rb_at(path)} file caused an error. " \
"This file is owned by your OS, not by rubygems upstream. " \
"Please find out which OS package this file belongs to and follow the guidelines from your OS to report " \
"the problem and ask for help."
end
def test_operating_system_customizing_default_dir
pend "does not apply to truffleruby" if RUBY_ENGINE == "truffleruby"
pend "loads a custom defaults/jruby file that gets in the middle" if RUBY_ENGINE == "jruby"
# On a non existing default dir, there should be no gems
path = util_install_operating_system_rb <<-RUBY
module Gem
def self.default_dir
File.expand_path("foo")
end
end
RUBY
output = Gem::Util.popen(
*ruby_with_rubygems_and_fake_operating_system_in_load_path(path),
"-e",
"require \"rubygems\"; puts Gem::Specification.stubs.map(&:full_name)",
{ :err => [:child, :out] }
).strip
begin
assert_empty output
rescue Test::Unit::AssertionFailedError
pend "Temporary pending custom default_dir test"
end
end
private
def util_install_operating_system_rb(content)
dir_lib = Dir.mktmpdir("test_operating_system_lib", @tempdir)
dir_lib_arg = File.join dir_lib, "lib"
operating_system_rb = operating_system_rb_at(dir_lib_arg)
FileUtils.mkdir_p File.dirname(operating_system_rb)
File.open(operating_system_rb, "w") {|f| f.write content }
dir_lib_arg
end
def operating_system_rb_at(dir)
File.join dir, "rubygems", "defaults", "operating_system.rb"
end
def ruby_with_rubygems_and_fake_operating_system_in_load_path(operating_system_path)
[Gem.ruby, "-I", operating_system_path, "-I", $LOAD_PATH.find {|p| p == File.dirname($LOADED_FEATURES.find {|f| f.end_with?("/rubygems.rb") }) }]
end
end
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