diff options
Diffstat (limited to 'test/rubygems/test_gem_commands_rebuild_command.rb')
-rw-r--r-- | test/rubygems/test_gem_commands_rebuild_command.rb | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/test/rubygems/test_gem_commands_rebuild_command.rb b/test/rubygems/test_gem_commands_rebuild_command.rb new file mode 100644 index 0000000000..3b7927c44e --- /dev/null +++ b/test/rubygems/test_gem_commands_rebuild_command.rb @@ -0,0 +1,154 @@ +# frozen_string_literal: true + +require_relative "helper" +require "rubygems/commands/build_command" +require "rubygems/commands/rebuild_command" +require "rubygems/package" + +class TestGemCommandsRebuildCommand < Gem::TestCase + def setup + super + + readme_file = File.join(@tempdir, "README.md") + + begin + umask_orig = File.umask(2) + File.open readme_file, "w" do |f| + f.write "My awesome gem" + end + ensure + File.umask(umask_orig) + end + + @gem_name = "rebuild_test_gem" + @gem_version = "1.0.0" + @gem = util_spec @gem_name do |s| + s.version = @gem_version + s.license = "AGPL-3.0" + s.files = ["README.md"] + end + end + + def util_test_build_gem(gem, args) + @ui = Gem::MockGemUi.new + + cmd = Gem::Commands::BuildCommand.new + + cmd.options[:args] = args + cmd.options[:build_path] = @tempdir + use_ui @ui do + cmd.execute + end + gem_file = "#{@gem_name}-#{@gem_version}.gem" + output = @ui.output.split "\n" + assert_equal " Successfully built RubyGem", output.shift + assert_equal " Name: #{@gem_name}", output.shift + assert_equal " Version: #{@gem_version}", output.shift + assert_equal " File: #{gem_file}", output.shift + assert_equal [], output + + gem_file = File.join(@tempdir, gem_file) + assert File.exist?(gem_file) + + spec = Gem::Package.new(gem_file).spec + + assert_equal @gem_name, spec.name + assert_equal "this is a summary", spec.summary + gem_file + end + + def util_test_rebuild_gem(gem, args, original_gem_file, gemspec_file, timestamp) + @ui = Gem::MockGemUi.new + + cmd = Gem::Commands::RebuildCommand.new + + cmd.options[:args] = args + cmd.options[:original_gem_file] = original_gem_file + cmd.options[:build_path] = @tempdir + cmd.options[:gemspec_file] = gemspec_file + use_ui @ui do + cmd.execute + end + gem_file = "#{@gem_name}-#{@gem_version}.gem" + output = @ui.output.split "\n" + + assert_equal " Successfully built RubyGem", output.shift + assert_equal " Name: #{@gem_name}", output.shift + assert_equal " Version: #{@gem_version}", output.shift + assert_equal " File: #{gem_file}", output.shift + assert_empty output.shift + assert_match(/^Built at: .+ \(#{timestamp}\)/, output.shift) + original_line = output.shift + original = original_line.split(" ")[-1] + assert_match(/^Original build saved to: /, original_line) + reproduced_line = output.shift + reproduced = reproduced_line.split(" ")[-1] + assert_match(/^Reproduced build saved to: /, reproduced_line) + assert_equal "Working directory: #{@tempdir}", output.shift + assert_equal "", output.shift + assert_equal "Hash comparison:", output.shift + output.shift # " #{old_hash}\t#{old_file}" + output.shift # " #{new_hash}\t#{new_file}" + assert_empty output.shift + assert_equal "SUCCESS - original and rebuild hashes matched", output.shift + assert_equal [], output + + assert File.exist?(original) + assert File.exist?(reproduced) + + old_spec = Gem::Package.new(original).spec + new_spec = Gem::Package.new(reproduced).spec + + assert_equal @gem_name, old_spec.name + assert_equal "this is a summary", old_spec.summary + + assert_equal old_spec.name, new_spec.name + assert_equal old_spec.summary, new_spec.summary + + [reproduced, original] + end + + def test_build_is_reproducible + # Back up SOURCE_DATE_EPOCH to restore later. + epoch = ENV["SOURCE_DATE_EPOCH"] + + gemspec_file = File.join(@tempdir, @gem.spec_name) + + # Initial Build + + # Set SOURCE_DATE_EPOCH to 2001-02-03 04:05:06 -0500. + ENV["SOURCE_DATE_EPOCH"] = timestamp = Time.new(2001, 2, 3, 4, 5, 6).to_i.to_s + File.write(gemspec_file, @gem.to_ruby) + gem_file = util_test_build_gem @gem, [gemspec_file] + + build_contents = File.read(gem_file) + + gem_file_dir = File.dirname(gem_file) + gem_file_name = File.basename(gem_file) + original_gem_file = File.join(gem_file_dir, "original-" + gem_file_name) + File.rename(gem_file, original_gem_file) + + # Rebuild + + # Set SOURCE_DATE_EPOCH to a different value, meaning we are + # also testing that `gem rebuild` overrides the value. + ENV["SOURCE_DATE_EPOCH"] = Time.new(2007, 8, 9, 10, 11, 12).to_s + + rebuild_gem_file, saved_gem_file = + util_test_rebuild_gem(@gem, [@gem_name, @gem_version], original_gem_file, gemspec_file, timestamp) + + rebuild_contents = File.read(rebuild_gem_file) + + assert_equal build_contents, rebuild_contents + ensure + ENV["SOURCE_DATE_EPOCH"] = epoch + if rebuild_gem_file + File.unlink(rebuild_gem_file) + dir = File.dirname(rebuild_gem_file) + Dir.rmdir(dir) + File.unlink(saved_gem_file) + Dir.rmdir(File.dirname(saved_gem_file)) + Dir.rmdir(File.dirname(dir)) + end + end +end |