JezK
Edit File: metametameta.rb
require "tempfile" require "stringio" require "minitest/autorun" class Minitest::Test def clean s s.gsub(/^ {6}/, "") end def with_empty_backtrace_filter original = Minitest.backtrace_filter obj = Minitest::BacktraceFilter.new def obj.filter _bt [] end Minitest::Test.io_lock.synchronize do # try not to trounce in parallel begin Minitest.backtrace_filter = obj yield ensure Minitest.backtrace_filter = original end end end end class FakeNamedTest < Minitest::Test @@count = 0 def self.name @fake_name ||= begin @@count += 1 "FakeNamedTest%02d" % @@count end end end module MyModule; end class AnError < StandardError; include MyModule; end class MetaMetaMetaTestCase < Minitest::Test attr_accessor :reporter, :output, :tu def with_stderr err old = $stderr $stderr = err yield ensure $stderr = old end def run_tu_with_fresh_reporter flags = %w[--seed 42] options = Minitest.process_args flags @output = StringIO.new("".encode('UTF-8')) self.reporter = Minitest::CompositeReporter.new reporter << Minitest::SummaryReporter.new(@output, options) reporter << Minitest::ProgressReporter.new(@output, options) with_stderr @output do reporter.start yield(reporter) if block_given? @tus ||= [@tu] @tus.each do |tu| Minitest::Runnable.runnables.delete tu tu.run reporter, options end reporter.report end end def first_reporter reporter.reporters.first end def assert_report expected, flags = %w[--seed 42], &block header = clean <<-EOM Run options: #{flags.map { |s| s =~ /\|/ ? s.inspect : s }.join " "} # Running: EOM run_tu_with_fresh_reporter flags, &block output = normalize_output @output.string.dup assert_equal header + expected, output end def normalize_output output output.sub!(/Finished in .*/, "Finished in 0.00") output.sub!(/Loaded suite .*/, "Loaded suite blah") output.gsub!(/FakeNamedTest\d+/, "FakeNamedTestXX") output.gsub!(/ = \d+.\d\d s = /, " = 0.00 s = ") output.gsub!(/0x[A-Fa-f0-9]+/, "0xXXX") output.gsub!(/ +$/, "") if windows? then output.gsub!(/\[(?:[A-Za-z]:)?[^\]:]+:\d+\]/, "[FILE:LINE]") output.gsub!(/^(\s+)(?:[A-Za-z]:)?[^:]+:\d+:in/, '\1FILE:LINE:in') else output.gsub!(/\[[^\]:]+:\d+\]/, "[FILE:LINE]") output.gsub!(/^(\s+)[^:]+:\d+:in/, '\1FILE:LINE:in') end output.gsub!(/( at )[^:]+:\d+/, '\1[FILE:LINE]') output end def restore_env old_value = ENV["MT_NO_SKIP_MSG"] ENV.delete "MT_NO_SKIP_MSG" yield ensure ENV["MT_NO_SKIP_MSG"] = old_value end def setup super srand 42 Minitest::Test.reset @tu = nil end end