1702b34f18
Output more information about the refs and commit message for the start, expected and actual end commits to ease debugging.
132 lines
4.6 KiB
Ruby
132 lines
4.6 KiB
Ruby
# typed: false
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# frozen_string_literal: true
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require "cli/parser"
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module Homebrew
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module_function
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def update_test_args
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Homebrew::CLI::Parser.new do
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usage_banner <<~EOS
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`update-test` [<options>]
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Run a test of `brew update` with a new repository clone.
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If no options are passed, use `origin/master` as the start commit.
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EOS
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switch "--to-tag",
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description: "Set `HOMEBREW_UPDATE_TO_TAG` to test updating between tags."
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switch "--keep-tmp",
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description: "Retain the temporary directory containing the new repository clone."
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flag "--commit=",
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description: "Use the specified <commit> as the start commit."
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flag "--before=",
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description: "Use the commit at the specified <date> as the start commit."
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max_named 0
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end
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end
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def update_test
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args = update_test_args.parse
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ENV["HOMEBREW_UPDATE_TEST"] = "1"
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branch = if args.to_tag?
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ENV["HOMEBREW_UPDATE_TO_TAG"] = "1"
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"stable"
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else
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"master"
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end
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start_commit, end_commit = nil
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cd HOMEBREW_REPOSITORY do
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start_commit = if commit = args.commit
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commit
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elsif date = args.before
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Utils.popen_read("git", "rev-list", "-n1", "--before=#{date}", "origin/master").chomp
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elsif args.to_tag?
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tags = Utils.popen_read("git", "tag", "--list", "--sort=-version:refname")
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if tags.blank?
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tags = if (HOMEBREW_REPOSITORY/".git/shallow").exist?
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safe_system "git", "fetch", "--tags", "--depth=1"
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Utils.popen_read("git", "tag", "--list", "--sort=-version:refname")
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elsif OS.linux?
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Utils.popen_read("git tag --list | sort -rV")
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end
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end
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current_tag, previous_tag, = tags.lines
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current_tag = current_tag.to_s.chomp
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odie "Could not find current tag in:\n#{tags}" if current_tag.empty?
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# ^0 ensures this points to the commit rather than the tag object.
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end_commit = "#{current_tag}^0"
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previous_tag = previous_tag.to_s.chomp
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odie "Could not find previous tag in:\n#{tags}" if previous_tag.empty?
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# ^0 ensures this points to the commit rather than the tag object.
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"#{previous_tag}^0"
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else
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Utils.popen_read("git", "rev-parse", "origin/master").chomp
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end
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odie "Could not find start commit!" if start_commit.empty?
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start_commit = Utils.popen_read("git", "rev-parse", start_commit).chomp
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odie "Could not find start commit!" if start_commit.empty?
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end_commit ||= "HEAD"
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end_commit = Utils.popen_read("git", "rev-parse", end_commit).chomp
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odie "Could not find end commit!" if end_commit.empty?
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if Utils.popen_read("git", "branch", "--list", "master").blank?
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safe_system "git", "branch", "master", "origin/master"
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end
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end
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puts "Start commit: #{start_commit}"
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puts " End commit: #{end_commit}"
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mkdir "update-test"
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chdir "update-test" do
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curdir = Pathname.new(Dir.pwd)
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oh1 "Preparing test environment..."
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# copy Homebrew installation
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safe_system "git", "clone", "#{HOMEBREW_REPOSITORY}/.git", ".",
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"--branch", "master", "--single-branch"
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# set git origin to another copy
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safe_system "git", "clone", "#{HOMEBREW_REPOSITORY}/.git", "remote.git",
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"--bare", "--branch", "master", "--single-branch"
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safe_system "git", "config", "remote.origin.url", "#{curdir}/remote.git"
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# force push origin to end_commit
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safe_system "git", "checkout", "-B", "master", end_commit
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safe_system "git", "push", "--force", "origin", "master"
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# set test copy to start_commit
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safe_system "git", "reset", "--hard", start_commit
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# update ENV["PATH"]
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ENV["PATH"] = PATH.new(ENV["PATH"]).prepend(curdir/"bin")
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# run brew update
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oh1 "Running brew update..."
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safe_system "brew", "update", "--verbose"
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actual_end_commit = Utils.popen_read("git", "rev-parse", branch).chomp
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if actual_end_commit != end_commit
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start_log = Utils.popen_read("git", "log", "-1", "--decorate", "--oneline", start_commit).chomp
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end_log = Utils.popen_read("git", "log", "-1", "--decorate", "--oneline", end_commit).chomp
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actual_log = Utils.popen_read("git", "log", "-1", "--decorate", "--oneline", actual_end_commit).chomp
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raise <<~EOS
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brew update didn't update #{branch}!
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Start commit: #{start_log}
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Expected end commit: #{end_log}
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Actual end commit: #{actual_log}
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EOS
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end
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end
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ensure
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FileUtils.rm_rf "update-test" unless args.keep_tmp?
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end
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end
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