diff options
author | ryan <ryan@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-10-10 01:18:03 +0000 |
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committer | ryan <ryan@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-10-10 01:18:03 +0000 |
commit | 7ebbb3871e473dca485993759b07a9a86d84d70c (patch) | |
tree | 7ccd6a46b401d455cd0dc8de7037d90fbc4a7f70 /lib | |
parent | 30e76a6af3f1ea21552a566680a19254e1c005fb (diff) | |
download | ruby-7ebbb3871e473dca485993759b07a9a86d84d70c.tar.gz |
Added minitest 1.3.0
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19740 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib')
-rw-r--r-- | lib/minitest/mock.rb | 37 | ||||
-rw-r--r-- | lib/minitest/spec.rb | 88 | ||||
-rw-r--r-- | lib/minitest/unit.rb | 488 |
3 files changed, 613 insertions, 0 deletions
diff --git a/lib/minitest/mock.rb b/lib/minitest/mock.rb new file mode 100644 index 0000000000..54af28c453 --- /dev/null +++ b/lib/minitest/mock.rb @@ -0,0 +1,37 @@ +############################################################ +# This file is imported from a different project. +# DO NOT make modifications in this repo. +# File a patch instead and assign it to Ryan Davis +############################################################ + +class MockExpectationError < StandardError; end + +module MiniTest + class Mock + def initialize + @expected_calls = {} + @actual_calls = Hash.new {|h,k| h[k] = [] } + end + + def expect(name, retval, args=[]) + n, r, a = name, retval, args # for the closure below + @expected_calls[name] = { :retval => retval, :args => args } + self.class.__send__(:define_method, name) { |*x| + raise ArgumentError unless @expected_calls[n][:args].size == x.size + @actual_calls[n] << { :retval => r, :args => x } + retval + } + self + end + + def verify + @expected_calls.each_key do |name| + expected = @expected_calls[name] + msg = "expected #{name}, #{expected.inspect}" + raise MockExpectationError, msg unless + @actual_calls.has_key? name and @actual_calls[name].include?(expected) + end + true + end + end +end diff --git a/lib/minitest/spec.rb b/lib/minitest/spec.rb new file mode 100644 index 0000000000..130910ed85 --- /dev/null +++ b/lib/minitest/spec.rb @@ -0,0 +1,88 @@ +############################################################ +# This file is imported from a different project. +# DO NOT make modifications in this repo. +# File a patch instead and assign it to Ryan Davis +############################################################ + +#!/usr/bin/ruby -w + +require 'minitest/unit' + +class Module + def infect_with_assertions pos_prefix, neg_prefix, skip_re, map = {} + MiniTest::Assertions.public_instance_methods(false).each do |meth| + meth = meth.to_s + + new_name = case meth + when /^assert/ then + meth.sub(/^assert/, pos_prefix.to_s) + when /^refute/ then + meth.sub(/^refute/, neg_prefix.to_s) + end + next unless new_name + next if new_name =~ skip_re + + regexp, replacement = map.find { |re, _| new_name =~ re } + new_name.sub! regexp, replacement if replacement + + # warn "%-22p -> %p %p" % [meth, new_name, regexp] + self.class_eval <<-EOM + def #{new_name} *args, &block + return MiniTest::Spec.current.#{meth}(*args, &self) if Proc === self + return MiniTest::Spec.current.#{meth}(args.first, self) if args.size == 1 + return MiniTest::Spec.current.#{meth}(self, *args) + end + EOM + end + end +end + +Object.infect_with_assertions(:must, :wont, + /^(must|wont)$|wont_(throw)| + must_(block|not?_|nothing|raise$)/x, + /(must_throw)s/ => '\1', + /(?!not)_same/ => '_be_same_as', + /_in_/ => '_be_within_', + /_operator/ => '_be', + /_includes/ => '_include', + /(must|wont)_(.*_of|nil|empty)/ => '\1_be_\2', + /must_raises/ => 'must_raise') + +class Object + alias :must_be_close_to :must_be_within_delta + alias :wont_be_close_to :wont_be_within_delta +end + +module Kernel + def describe desc, &block + cls = Class.new(MiniTest::Spec) + Object.const_set desc.to_s.split(/\W+/).map { |s| s.capitalize }.join, cls + + cls.class_eval(&block) + end +end + +class MiniTest::Spec < MiniTest::Unit::TestCase + def self.current + @@current_spec + end + + def initialize name + super + @@current_spec = self + end + + def self.before(type = :each, &block) + raise "unsupported before type: #{type}" unless type == :each + define_method :setup, &block + end + + def self.after(type = :each, &block) + raise "unsupported after type: #{type}" unless type == :each + define_method :teardown, &block + end + + def self.it desc, &block + define_method "test_#{desc.gsub(/\W+/, '_').downcase}", &block + end +end diff --git a/lib/minitest/unit.rb b/lib/minitest/unit.rb new file mode 100644 index 0000000000..5ecd79567e --- /dev/null +++ b/lib/minitest/unit.rb @@ -0,0 +1,488 @@ +############################################################ +# This file is imported from a different project. +# DO NOT make modifications in this repo. +# File a patch instead and assign it to Ryan Davis +############################################################ + +## +# +# Totally minimal drop-in replacement for test-unit +# +# TODO: refute -> debunk, prove/rebut, show/deny... lots of possibilities + +module MiniTest + class Assertion < Exception; end + class Skip < Assertion; end + + file = if RUBY_VERSION =~ /^1\.9/ then # bt's expanded, but __FILE__ isn't :( + File.expand_path __FILE__ + elsif __FILE__ =~ /^[^\.]/ then # assume both relative + require 'pathname' + pwd = Pathname.new Dir.pwd + pn = Pathname.new File.expand_path(__FILE__) + pn = File.join(".", pn.relative_path_from(pwd)) unless pn.relative? + pn.to_s + else # assume both are expanded + __FILE__ + end + + # './lib' in project dir, or '/usr/local/blahblah' if installed + MINI_DIR = File.dirname(File.dirname(file)) + + def self.filter_backtrace bt + return ["No backtrace"] unless bt + + new_bt = [] + bt.each do |line| + break if line.rindex(MINI_DIR, 0) + new_bt << line + end + + new_bt = bt.reject { |line| line.rindex(MINI_DIR, 0) } if new_bt.empty? + new_bt = bt.dup if new_bt.empty? + new_bt + end + + module Assertions + def mu_pp(obj) + s = obj.inspect + s = s.force_encoding(Encoding.default_external) if defined? Encoding + s + end + + def _assertions= n + @_assertions = n + end + + def _assertions + @_assertions ||= 0 + end + + def assert test, msg = nil + msg ||= "Failed assertion, no message given." + self._assertions += 1 + unless test then + msg = msg.call if Proc === msg + raise MiniTest::Assertion, msg + end + true + end + + def assert_block msg = nil + msg = message(msg) { "Expected block to return true value" } + assert yield, msg + end + + def assert_empty obj, msg = nil + msg = message(msg) { "Expected #{obj.inspect} to be empty" } + assert_respond_to obj, :empty? + assert obj.empty?, msg + end + + def assert_equal exp, act, msg = nil + msg = message(msg) { "Expected #{mu_pp(exp)}, not #{mu_pp(act)}" } + assert(exp == act, msg) + end + + def assert_in_delta exp, act, delta = 0.001, msg = nil + n = (exp - act).abs + msg = message(msg) { "Expected #{exp} - #{act} (#{n}) to be < #{delta}" } + assert delta > n, msg + end + + def assert_in_epsilon a, b, epsilon = 0.001, msg = nil + assert_in_delta a, b, [a, b].min * epsilon, msg + end + + def assert_includes collection, obj, msg = nil + msg = message(msg) { "Expected #{mu_pp(collection)} to include #{mu_pp(obj)}" } + assert_respond_to collection, :include? + assert collection.include?(obj), msg + end + + def assert_instance_of cls, obj, msg = nil + msg = message(msg) { "Expected #{mu_pp(obj)} to be an instance of #{cls}, not #{obj.class}" } + flip = (Module === obj) && ! (Module === cls) # HACK for specs + obj, cls = cls, obj if flip + assert cls === obj, msg + end + + def assert_kind_of cls, obj, msg = nil # TODO: merge with instance_of + msg = message(msg) { + "Expected #{mu_pp(obj)} to be a kind of #{cls}, not #{obj.class}" } + flip = (Module === obj) && ! (Module === cls) # HACK for specs + obj, cls = cls, obj if flip + assert obj.kind_of?(cls), msg + end + + def assert_match exp, act, msg = nil + msg = message(msg) { "Expected #{mu_pp(act)} to match #{mu_pp(exp)}" } + assert_respond_to act, :"=~" + (exp = /#{exp}/) if String === exp && String === act + assert act =~ exp, msg + end + + def assert_nil obj, msg = nil + msg = message(msg) { "Expected #{mu_pp(obj)} to be nil" } + assert obj.nil?, msg + end + + def assert_operator o1, op, o2, msg = nil + msg = message(msg) { "Expected #{mu_pp(o1)} to be #{op} #{mu_pp(o2)}" } + assert o1.__send__(op, o2), msg + end + + def assert_raises *exp + msg = String === exp.last ? exp.pop : nil + should_raise = false + begin + yield + should_raise = true + rescue Exception => e + assert_includes(exp, e.class, exception_details(e, "<#{mu_pp(exp)}> exception expected, not")) + return e + end + + exp = exp.first if exp.size == 1 + flunk "#{mu_pp(exp)} expected but nothing was raised." if should_raise + end + + def assert_respond_to obj, meth, msg = nil + msg = message(msg) { + "Expected #{mu_pp(obj)} (#{obj.class}) to respond to ##{meth}" + } + flip = (Symbol === obj) && ! (Symbol === meth) # HACK for specs + obj, meth = meth, obj if flip + assert obj.respond_to?(meth), msg + end + + def assert_same exp, act, msg = nil + msg = message(msg) { + data = [mu_pp(act), act.object_id, mu_pp(exp), exp.object_id] + "Expected %s (0x%x) to be the same as %s (0x%x)" % data + } + assert exp.equal?(act), msg + end + + def assert_send send_ary, m = nil + recv, msg, *args = send_ary + m = message(m) { + "Expected #{mu_pp(recv)}.#{msg}(*#{mu_pp(args)}) to return true" } + assert recv.__send__(msg, *args), m + end + + def assert_throws sym, msg = nil + default = "Expected #{mu_pp(sym)} to have been thrown" + caught = true + catch(sym) do + begin + yield + rescue ArgumentError => e # 1.9 exception + default += ", not #{e.message.split(/ /).last}" + rescue NameError => e # 1.8 exception + default += ", not #{e.name.inspect}" + end + caught = false + end + + assert caught, message(msg) { default } + end + + def capture_io + require 'stringio' + + orig_stdout, orig_stderr = $stdout.dup, $stderr.dup + captured_stdout, captured_stderr = StringIO.new, StringIO.new + $stdout, $stderr = captured_stdout, captured_stderr + + yield + + return captured_stdout.string, captured_stderr.string + ensure + $stdout = orig_stdout + $stderr = orig_stderr + end + + def exception_details e, msg + "#{msg}\nClass: <#{e.class}>\nMessage: <#{e.message.inspect}>\n---Backtrace---\n#{MiniTest::filter_backtrace(e.backtrace).join("\n")}\n---------------" + end + + def flunk msg = nil + msg ||= "Epic Fail!" + assert false, msg + end + + def message msg = nil, &default + proc { + if msg then + msg = msg.to_s unless String === msg + msg += '.' unless msg.empty? + msg += "\n#{default.call}." + msg.strip + else + "#{default.call}." + end + } + end + + # used for counting assertions + def pass msg = nil + assert true + end + + def refute test, msg = nil + msg ||= "Failed refutation, no message given" + not assert(! test, msg) + end + + def refute_empty obj, msg = nil + msg = message(msg) { "Expected #{obj.inspect} to not be empty" } + assert_respond_to obj, :empty? + refute obj.empty?, msg + end + + def refute_equal exp, act, msg = nil + msg = message(msg) { "Expected #{mu_pp(act)} to not be equal to #{mu_pp(exp)}" } + refute exp == act, msg + end + + def refute_in_delta exp, act, delta = 0.001, msg = nil + n = (exp - act).abs + msg = message(msg) { "Expected #{exp} - #{act} (#{n}) to not be < #{delta}" } + refute delta > n, msg + end + + def refute_in_epsilon a, b, epsilon = 0.001, msg = nil + refute_in_delta a, b, a * epsilon, msg + end + + def refute_includes collection, obj, msg = nil + msg = message(msg) { "Expected #{mu_pp(collection)} to not include #{mu_pp(obj)}" } + assert_respond_to collection, :include? + refute collection.include?(obj), msg + end + + def refute_instance_of cls, obj, msg = nil + msg = message(msg) { "Expected #{mu_pp(obj)} to not be an instance of #{cls}" } + flip = (Module === obj) && ! (Module === cls) # HACK for specs + obj, cls = cls, obj if flip + refute cls === obj, msg + end + + def refute_kind_of cls, obj, msg = nil # TODO: merge with instance_of + msg = message(msg) { "Expected #{mu_pp(obj)} to not be a kind of #{cls}" } + flip = (Module === obj) && ! (Module === cls) # HACK for specs + obj, cls = cls, obj if flip + refute obj.kind_of?(cls), msg + end + + def refute_match exp, act, msg = nil + msg = message(msg) { "Expected #{mu_pp(act)} to not match #{mu_pp(exp)}" } + refute act =~ exp, msg + end + + def refute_nil obj, msg = nil + msg = message(msg) { "Expected #{mu_pp(obj)} to not be nil" } + refute obj.nil?, msg + end + + def refute_operator o1, op, o2, msg = nil + msg = message(msg) { "Expected #{mu_pp(o1)} to not be #{op} #{mu_pp(o2)}" } + refute o1.__send__(op, o2), msg + end + + def refute_respond_to obj, meth, msg = nil + msg = message(msg) { "Expected #{mu_pp(obj)} to not respond to #{meth}" } + flip = (Symbol === obj) && ! (Symbol === meth) # HACK for specs + obj, meth = meth, obj if flip + refute obj.respond_to?(meth), msg + end + + def refute_same exp, act, msg = nil + msg = message(msg) { "Expected #{mu_pp(act)} to not be the same as #{mu_pp(exp)}" } + refute exp.equal?(act), msg + end + + def skip msg = nil + msg ||= "Skipped, no message given" + raise MiniTest::Skip, msg + end + end + + class Unit + VERSION = "1.3.0" + + attr_accessor :report, :failures, :errors, :skips + attr_accessor :test_count, :assertion_count + + @@installed_at_exit ||= false + @@out = $stdout + + def self.autorun + at_exit { + exit_code = MiniTest::Unit.new.run(ARGV) + exit false if exit_code && exit_code != 0 + } unless @@installed_at_exit + @@installed_at_exit = true + end + + def self.output= stream + @@out = stream + end + + def location e + e.backtrace.find { |s| + s !~ /in .(assert|refute|flunk|pass|fail|raise)/ + }.sub(/:in .*$/, '') + end + + def puke klass, meth, e + e = case e + when MiniTest::Skip then + @skips += 1 + "Skipped:\n#{meth}(#{klass}) [#{location e}]:\n#{e.message}\n" + when MiniTest::Assertion then + @failures += 1 + "Failure:\n#{meth}(#{klass}) [#{location e}]:\n#{e.message}\n" + else + @errors += 1 + bt = MiniTest::filter_backtrace(e.backtrace).join("\n ") + "Error:\n#{meth}(#{klass}):\n#{e.class}: #{e.message}\n #{bt}\n" + end + @report << e + e[0, 1] + end + + def initialize + @report = [] + @errors = @failures = @skips = 0 + @verbose = false + end + + ## + # Top level driver, controls all output and filtering. + + def run args = [] + @verbose = args.delete('-v') + + filter = if args.first =~ /^(-n|--name)$/ then + args.shift + arg = args.shift + arg =~ /\/(.*)\// ? Regexp.new($1) : arg + else + /./ # anything - ^test_ already filtered by #tests + end + + @@out.puts "Loaded suite #{$0.sub(/\.rb$/, '')}\nStarted" + + start = Time.now + run_test_suites filter + + @@out.puts + @@out.puts "Finished in #{'%.6f' % (Time.now - start)} seconds." + + @report.each_with_index do |msg, i| + @@out.puts "\n%3d) %s" % [i + 1, msg] + end + + @@out.puts + + format = "%d tests, %d assertions, %d failures, %d errors, %d skips" + @@out.puts format % [test_count, assertion_count, failures, errors, skips] + + return failures + errors if @test_count > 0 # or return nil... + end + + def run_test_suites filter = /./ + @test_count, @assertion_count = 0, 0 + old_sync, @@out.sync = @@out.sync, true if @@out.respond_to? :sync= + TestCase.test_suites.each do |suite| + suite.test_methods.grep(filter).each do |test| + inst = suite.new test + inst._assertions = 0 + @@out.print "#{suite}##{test}: " if @verbose + + t = Time.now if @verbose + result = inst.run(self) + + @@out.print "%.2f s: " % (Time.now - t) if @verbose + @@out.print result + @@out.puts if @verbose + @test_count += 1 + @assertion_count += inst._assertions + end + end + @@out.sync = old_sync if @@out.respond_to? :sync= + [@test_count, @assertion_count] + end + + class TestCase + attr_reader :name + + def run runner + result = '.' + begin + @passed = nil + self.setup + self.__send__ self.name + @passed = true + rescue Exception => e + @passed = false + result = runner.puke(self.class, self.name, e) + ensure + begin + self.teardown + rescue Exception => e + result = runner.puke(self.class, self.name, e) + end + end + result + end + + def initialize name + @name = name + @passed = nil + end + + def self.reset + @@test_suites = {} + end + + reset + + def self.inherited klass + @@test_suites[klass] = true + end + + def self.test_order + :random + end + + def self.test_suites + @@test_suites.keys.sort_by { |ts| ts.name } + end + + def self.test_methods + methods = public_instance_methods(true).grep(/^test/).map { |m| + m.to_s + }.sort + + if self.test_order == :random then + max = methods.size + methods = methods.sort_by { rand(max) } + end + + methods + end + + def setup; end + def teardown; end + + def passed? + @passed + end + + include MiniTest::Assertions + end # class TestCase + end # class Test +end # module Mini |