diff options
Diffstat (limited to 'activesupport/lib/active_support/testing')
10 files changed, 245 insertions, 47 deletions
diff --git a/activesupport/lib/active_support/testing/assertions.rb b/activesupport/lib/active_support/testing/assertions.rb index 11cca82995..ae8c15d8bf 100644 --- a/activesupport/lib/active_support/testing/assertions.rb +++ b/activesupport/lib/active_support/testing/assertions.rb @@ -23,42 +23,42 @@ module ActiveSupport # result of what is evaluated in the yielded block. # # assert_difference 'Article.count' do - # post :create, article: {...} + # post :create, params: { article: {...} } # end # # An arbitrary expression is passed in and evaluated. # - # assert_difference 'assigns(:article).comments(:reload).size' do - # post :create, comment: {...} + # assert_difference 'Article.last.comments(:reload).size' do + # post :create, params: { comment: {...} } # end # # An arbitrary positive or negative difference can be specified. # The default is <tt>1</tt>. # # assert_difference 'Article.count', -1 do - # post :delete, id: ... + # post :delete, params: { id: ... } # end # # An array of expressions can also be passed in and evaluated. # # assert_difference [ 'Article.count', 'Post.count' ], 2 do - # post :create, article: {...} + # post :create, params: { article: {...} } # end # # A lambda or a list of lambdas can be passed in and evaluated: # # assert_difference ->{ Article.count }, 2 do - # post :create, article: {...} + # post :create, params: { article: {...} } # end # # assert_difference [->{ Article.count }, ->{ Post.count }], 2 do - # post :create, article: {...} + # post :create, params: { article: {...} } # end # # An error message can be specified. # # assert_difference 'Article.count', -1, 'An Article should be destroyed' do - # post :delete, id: ... + # post :delete, params: { id: ... } # end def assert_difference(expression, difference = 1, message = nil, &block) expressions = Array(expression) @@ -66,28 +66,30 @@ module ActiveSupport exps = expressions.map { |e| e.respond_to?(:call) ? e : lambda { eval(e, block.binding) } } - before = exps.map { |e| e.call } + before = exps.map(&:call) - yield + retval = yield expressions.zip(exps).each_with_index do |(code, e), i| error = "#{code.inspect} didn't change by #{difference}" error = "#{message}.\n#{error}" if message assert_equal(before[i] + difference, e.call, error) end + + retval end # Assertion that the numeric result of evaluating an expression is not # changed before and after invoking the passed in block. # # assert_no_difference 'Article.count' do - # post :create, article: invalid_attributes + # post :create, params: { article: invalid_attributes } # end # # An error message can be specified. # # assert_no_difference 'Article.count', 'An Article should not be created' do - # post :create, article: invalid_attributes + # post :create, params: { article: invalid_attributes } # end def assert_no_difference(expression, message = nil, &block) assert_difference expression, 0, message, &block diff --git a/activesupport/lib/active_support/testing/autorun.rb b/activesupport/lib/active_support/testing/autorun.rb index 5aa5f46310..84c6b89340 100644 --- a/activesupport/lib/active_support/testing/autorun.rb +++ b/activesupport/lib/active_support/testing/autorun.rb @@ -2,4 +2,11 @@ gem 'minitest' require 'minitest' -Minitest.autorun +if Minitest.respond_to?(:run_with_rails_extension) + unless Minitest.run_with_rails_extension + Minitest.run_with_autorun = true + Minitest.autorun + end +else + Minitest.autorun +end diff --git a/activesupport/lib/active_support/testing/composite_filter.rb b/activesupport/lib/active_support/testing/composite_filter.rb new file mode 100644 index 0000000000..bde723e30b --- /dev/null +++ b/activesupport/lib/active_support/testing/composite_filter.rb @@ -0,0 +1,54 @@ +require 'method_source' + +module ActiveSupport + module Testing + class CompositeFilter # :nodoc: + def initialize(runnable, filter, patterns) + @runnable = runnable + @filters = [ derive_regexp(filter), *derive_line_filters(patterns) ].compact + end + + def ===(method) + @filters.any? { |filter| filter === method } + end + + private + def derive_regexp(filter) + filter =~ %r%/(.*)/% ? Regexp.new($1) : filter + end + + def derive_line_filters(patterns) + patterns.map do |file_and_line| + file, line = file_and_line.split(':') + Filter.new(@runnable, file, line) if file + end + end + + class Filter # :nodoc: + def initialize(runnable, file, line) + @runnable, @file = runnable, File.expand_path(file) + @line = line.to_i if line + end + + def ===(method) + return unless @runnable.method_defined?(method) + + if @line + test_file, test_range = definition_for(@runnable.instance_method(method)) + test_file == @file && test_range.include?(@line) + else + @runnable.instance_method(method).source_location.first == @file + end + end + + private + def definition_for(method) + file, start_line = method.source_location + end_line = method.source.count("\n") + start_line - 1 + + return file, start_line..end_line + end + end + end + end +end diff --git a/activesupport/lib/active_support/testing/constant_lookup.rb b/activesupport/lib/active_support/testing/constant_lookup.rb index 1b2a75c35d..07d477c0db 100644 --- a/activesupport/lib/active_support/testing/constant_lookup.rb +++ b/activesupport/lib/active_support/testing/constant_lookup.rb @@ -36,12 +36,8 @@ module ActiveSupport while names.size > 0 do names.last.sub!(/Test$/, "") begin - constant = names.join("::").constantize + constant = names.join("::").safe_constantize break(constant) if yield(constant) - rescue NoMethodError # subclass of NameError - raise - rescue NameError - # Constant wasn't found, move on ensure names.pop end diff --git a/activesupport/lib/active_support/testing/deprecation.rb b/activesupport/lib/active_support/testing/deprecation.rb index 6c94c611b6..5dfa14eeba 100644 --- a/activesupport/lib/active_support/testing/deprecation.rb +++ b/activesupport/lib/active_support/testing/deprecation.rb @@ -3,8 +3,8 @@ require 'active_support/deprecation' module ActiveSupport module Testing module Deprecation #:nodoc: - def assert_deprecated(match = nil, &block) - result, warnings = collect_deprecations(&block) + def assert_deprecated(match = nil, deprecator = nil, &block) + result, warnings = collect_deprecations(deprecator, &block) assert !warnings.empty?, "Expected a deprecation warning within the block but received none" if match match = Regexp.new(Regexp.escape(match)) unless match.is_a?(Regexp) @@ -13,22 +13,23 @@ module ActiveSupport result end - def assert_not_deprecated(&block) - result, deprecations = collect_deprecations(&block) + def assert_not_deprecated(deprecator = nil, &block) + result, deprecations = collect_deprecations(deprecator, &block) assert deprecations.empty?, "Expected no deprecation warning within the block but received #{deprecations.size}: \n #{deprecations * "\n "}" result end - def collect_deprecations - old_behavior = ActiveSupport::Deprecation.behavior + def collect_deprecations(deprecator = nil) + deprecator ||= ActiveSupport::Deprecation + old_behavior = deprecator.behavior deprecations = [] - ActiveSupport::Deprecation.behavior = Proc.new do |message, callstack| + deprecator.behavior = Proc.new do |message, callstack| deprecations << message end result = yield [result, deprecations] ensure - ActiveSupport::Deprecation.behavior = old_behavior + deprecator.behavior = old_behavior end end end diff --git a/activesupport/lib/active_support/testing/file_fixtures.rb b/activesupport/lib/active_support/testing/file_fixtures.rb new file mode 100644 index 0000000000..affb84cda5 --- /dev/null +++ b/activesupport/lib/active_support/testing/file_fixtures.rb @@ -0,0 +1,34 @@ +module ActiveSupport + module Testing + # Adds simple access to sample files called file fixtures. + # File fixtures are normal files stored in + # <tt>ActiveSupport::TestCase.file_fixture_path</tt>. + # + # File fixtures are represented as +Pathname+ objects. + # This makes it easy to extract specific information: + # + # file_fixture("example.txt").read # get the file's content + # file_fixture("example.mp3").size # get the file size + module FileFixtures + extend ActiveSupport::Concern + + included do + class_attribute :file_fixture_path, instance_writer: false + end + + # Returns a +Pathname+ to the fixture file named +fixture_name+. + # + # Raises +ArgumentError+ if +fixture_name+ can't be found. + def file_fixture(fixture_name) + path = Pathname.new(File.join(file_fixture_path, fixture_name)) + + if path.exist? + path + else + msg = "the directory '%s' does not contain a file named '%s'" + raise ArgumentError, msg % [file_fixture_path, fixture_name] + end + end + end + end +end diff --git a/activesupport/lib/active_support/testing/isolation.rb b/activesupport/lib/active_support/testing/isolation.rb index 68bda35980..edf8b30a0a 100644 --- a/activesupport/lib/active_support/testing/isolation.rb +++ b/activesupport/lib/active_support/testing/isolation.rb @@ -1,5 +1,3 @@ -require 'rbconfig' - module ActiveSupport module Testing module Isolation @@ -12,7 +10,7 @@ module ActiveSupport end def self.forking_env? - !ENV["NO_FORK"] && ((RbConfig::CONFIG['host_os'] !~ /mswin|mingw/) && (RUBY_PLATFORM !~ /java/)) + !ENV["NO_FORK"] && Process.respond_to?(:fork) end @@class_setup_mutex = Mutex.new @@ -43,7 +41,23 @@ module ActiveSupport pid = fork do read.close yield - write.puts [Marshal.dump(self.dup)].pack("m") + begin + if error? + failures.map! { |e| + begin + Marshal.dump e + e + rescue TypeError + ex = Exception.new e.message + ex.set_backtrace e.backtrace + Minitest::UnexpectedError.new ex + end + } + end + result = Marshal.dump(self.dup) + end + + write.puts [result].pack("m") exit! end @@ -71,17 +85,17 @@ module ActiveSupport else Tempfile.open("isolation") do |tmpfile| env = { - ISOLATION_TEST: self.class.name, - ISOLATION_OUTPUT: tmpfile.path + 'ISOLATION_TEST' => self.class.name, + 'ISOLATION_OUTPUT' => tmpfile.path } load_paths = $-I.map {|p| "-I\"#{File.expand_path(p)}\"" }.join(" ") orig_args = ORIG_ARGV.join(" ") test_opts = "-n#{self.class.name}##{self.name}" - command = "#{Gem.ruby} #{load_paths} #{$0} #{orig_args} #{test_opts}" + command = "#{Gem.ruby} #{load_paths} #{$0} '#{orig_args}' #{test_opts}" # IO.popen lets us pass env in a cross-platform way - child = IO.popen([env, command]) + child = IO.popen(env, command) begin Process.wait(child.pid) diff --git a/activesupport/lib/active_support/testing/method_call_assertions.rb b/activesupport/lib/active_support/testing/method_call_assertions.rb new file mode 100644 index 0000000000..fccaa54f40 --- /dev/null +++ b/activesupport/lib/active_support/testing/method_call_assertions.rb @@ -0,0 +1,41 @@ +require 'minitest/mock' + +module ActiveSupport + module Testing + module MethodCallAssertions # :nodoc: + private + def assert_called(object, method_name, message = nil, times: 1, returns: nil) + times_called = 0 + + object.stub(method_name, proc { times_called += 1; returns }) { yield } + + error = "Expected #{method_name} to be called #{times} times, " \ + "but was called #{times_called} times" + error = "#{message}.\n#{error}" if message + assert_equal times, times_called, error + end + + def assert_called_with(object, method_name, args = [], returns: nil) + mock = Minitest::Mock.new + + if args.all? { |arg| arg.is_a?(Array) } + args.each { |arg| mock.expect(:call, returns, arg) } + else + mock.expect(:call, returns, args) + end + + object.stub(method_name, mock) { yield } + + mock.verify + end + + def assert_not_called(object, method_name, message = nil, &block) + assert_called(object, method_name, message, times: 0, &block) + end + + def stub_any_instance(klass, instance: klass.new) + klass.stub(:new, instance) { yield instance } + end + end + end +end diff --git a/activesupport/lib/active_support/testing/stream.rb b/activesupport/lib/active_support/testing/stream.rb new file mode 100644 index 0000000000..895192ad05 --- /dev/null +++ b/activesupport/lib/active_support/testing/stream.rb @@ -0,0 +1,42 @@ +module ActiveSupport + module Testing + module Stream #:nodoc: + private + + def silence_stream(stream) + old_stream = stream.dup + stream.reopen(IO::NULL) + stream.sync = true + yield + ensure + stream.reopen(old_stream) + old_stream.close + end + + def quietly + silence_stream(STDOUT) do + silence_stream(STDERR) do + yield + end + end + end + + def capture(stream) + stream = stream.to_s + captured_stream = Tempfile.new(stream) + stream_io = eval("$#{stream}") + origin_stream = stream_io.dup + stream_io.reopen(captured_stream) + + yield + + stream_io.rewind + return captured_stream.read + ensure + captured_stream.close + captured_stream.unlink + stream_io.reopen(origin_stream) + end + end + end +end diff --git a/activesupport/lib/active_support/testing/time_helpers.rb b/activesupport/lib/active_support/testing/time_helpers.rb index eefa84262e..fca0947c5b 100644 --- a/activesupport/lib/active_support/testing/time_helpers.rb +++ b/activesupport/lib/active_support/testing/time_helpers.rb @@ -39,15 +39,16 @@ module ActiveSupport end end - # Containing helpers that helps you test passage of time. + # Contains helpers that help you test passage of time. module TimeHelpers # Changes current time to the time in the future or in the past by a given time difference by - # stubbing +Time.now+ and +Date.today+. + # stubbing +Time.now+, +Date.today+, and +DateTime.now+. # - # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 + # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 # travel 1.day - # Time.current # => Sun, 10 Nov 2013 15:34:49 EST -05:00 - # Date.current # => Sun, 10 Nov 2013 + # Time.current # => Sun, 10 Nov 2013 15:34:49 EST -05:00 + # Date.current # => Sun, 10 Nov 2013 + # DateTime.current # => Sun, 10 Nov 2013 15:34:49 -0500 # # This method also accepts a block, which will return the current time back to its original # state at the end of the block: @@ -61,13 +62,14 @@ module ActiveSupport travel_to Time.now + duration, &block end - # Changes current time to the given time by stubbing +Time.now+ and - # +Date.today+ to return the time or date passed into this method. + # Changes current time to the given time by stubbing +Time.now+, + # +Date.today+, and +DateTime.now+ to return the time or date passed into this method. # - # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 + # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 # travel_to Time.new(2004, 11, 24, 01, 04, 44) - # Time.current # => Wed, 24 Nov 2004 01:04:44 EST -05:00 - # Date.current # => Wed, 24 Nov 2004 + # Time.current # => Wed, 24 Nov 2004 01:04:44 EST -05:00 + # Date.current # => Wed, 24 Nov 2004 + # DateTime.current # => Wed, 24 Nov 2004 01:04:44 -0500 # # Dates are taken as their timestamp at the beginning of the day in the # application time zone. <tt>Time.current</tt> returns said timestamp, @@ -78,6 +80,10 @@ module ActiveSupport # or <tt>Date.today</tt>, in order to honor the application time zone # please always use <tt>Time.current</tt> and <tt>Date.current</tt>.) # + # Note that the usec for the time passed will be set to 0 to prevent rounding + # errors with external services, like MySQL (which will round instead of floor, + # leading to off-by-one-second errors). + # # This method also accepts a block, which will return the current time back to its original # state at the end of the block: # @@ -86,19 +92,20 @@ module ActiveSupport # Time.current # => Wed, 24 Nov 2004 01:04:44 EST -05:00 # end # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 - def travel_to(date_or_time, &block) + def travel_to(date_or_time) if date_or_time.is_a?(Date) && !date_or_time.is_a?(DateTime) now = date_or_time.midnight.to_time else - now = date_or_time.to_time + now = date_or_time.to_time.change(usec: 0) end simple_stubs.stub_object(Time, :now, now) simple_stubs.stub_object(Date, :today, now.to_date) + simple_stubs.stub_object(DateTime, :now, now.to_datetime) if block_given? begin - block.call + yield ensure travel_back end |