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-rw-r--r--activesupport/CHANGELOG.md33
-rw-r--r--activesupport/lib/active_support/concurrency/latch.rb17
-rw-r--r--activesupport/lib/active_support/concurrency/share_lock.rb50
-rw-r--r--activesupport/lib/active_support/dependencies/interlock.rb4
-rw-r--r--activesupport/lib/active_support/inflector/methods.rb8
-rw-r--r--activesupport/lib/active_support/key_generator.rb8
-rw-r--r--activesupport/lib/active_support/testing/time_helpers.rb51
-rw-r--r--activesupport/test/caching_test.rb2
-rw-r--r--activesupport/test/key_generator_test.rb17
-rw-r--r--activesupport/test/message_encryptor_test.rb4
-rw-r--r--activesupport/test/multibyte_conformance_test.rb20
-rw-r--r--activesupport/test/multibyte_grapheme_break_conformance_test.rb32
-rw-r--r--activesupport/test/multibyte_normalization_conformance_test.rb27
-rw-r--r--activesupport/test/multibyte_test_helpers.rb22
-rw-r--r--activesupport/test/testing/file_fixtures_test.rb6
-rw-r--r--activesupport/test/time_travel_test.rb43
16 files changed, 245 insertions, 99 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index 01ff1a858d..1c6f340fba 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,5 +1,34 @@
-* Fix parsing JSON time in `YYYY-MM-DD hh:mm:ss` (without `Z`).
- Before such time was considered in UTC timezone, now, to comply with standard, it uses local timezone.
+* `travel/travel_to` travel time helpers, now raise on nested calls,
+ as this can lead to confusing time stubbing.
+
+ Instead of:
+
+ travel_to 2.days.from_now do
+ # 2 days from today
+ travel_to 3.days.from_now do
+ # 5 days from today
+ end
+ end
+
+ preferred way to achieve above is:
+
+ travel 2.days do
+ # 2 days from today
+ end
+
+ travel 5.days do
+ # 5 days from today
+ end
+
+ *Vipul A M*
+
+
+* Support parsing JSON time in ISO8601 local time strings in
+ `ActiveSupport::JSON.decode` when `parse_json_times` is enabled.
+ Strings in the format of `YYYY-MM-DD hh:mm:ss` (without a `Z` at
+ the end) will be parsed in the local timezone (`Time.zone`). In
+ addition, date strings (`YYYY-MM-DD`) are now parsed into `Date`
+ objects.
*Grzegorz Witek*
diff --git a/activesupport/lib/active_support/concurrency/latch.rb b/activesupport/lib/active_support/concurrency/latch.rb
index 4abe5ece6f..35074265b8 100644
--- a/activesupport/lib/active_support/concurrency/latch.rb
+++ b/activesupport/lib/active_support/concurrency/latch.rb
@@ -2,17 +2,24 @@ require 'concurrent/atomic/count_down_latch'
module ActiveSupport
module Concurrency
- class Latch < Concurrent::CountDownLatch
+ class Latch
def initialize(count = 1)
- ActiveSupport::Deprecation.warn("ActiveSupport::Concurrency::Latch is deprecated. Please use Concurrent::CountDownLatch instead.")
- super(count)
+ if count == 1
+ ActiveSupport::Deprecation.warn("ActiveSupport::Concurrency::Latch is deprecated. Please use Concurrent::Event instead.")
+ else
+ ActiveSupport::Deprecation.warn("ActiveSupport::Concurrency::Latch is deprecated. Please use Concurrent::CountDownLatch instead.")
+ end
+
+ @inner = Concurrent::CountDownLatch.new(count)
end
- alias_method :release, :count_down
+ def release
+ @inner.count_down
+ end
def await
- wait(nil)
+ @inner.wait(nil)
end
end
end
diff --git a/activesupport/lib/active_support/concurrency/share_lock.rb b/activesupport/lib/active_support/concurrency/share_lock.rb
index 89e63aefd4..cf632ea7b0 100644
--- a/activesupport/lib/active_support/concurrency/share_lock.rb
+++ b/activesupport/lib/active_support/concurrency/share_lock.rb
@@ -14,6 +14,38 @@ module ActiveSupport
# to upgrade share locks to exclusive.
+ def raw_state # :nodoc:
+ synchronize do
+ threads = @sleeping.keys | @sharing.keys | @waiting.keys
+ threads |= [@exclusive_thread] if @exclusive_thread
+
+ data = {}
+
+ threads.each do |thread|
+ purpose, compatible = @waiting[thread]
+
+ data[thread] = {
+ thread: thread,
+ sharing: @sharing[thread],
+ exclusive: @exclusive_thread == thread,
+ purpose: purpose,
+ compatible: compatible,
+ waiting: !!@waiting[thread],
+ sleeper: @sleeping[thread],
+ }
+ end
+
+ # NB: Yields while holding our *internal* synchronize lock,
+ # which is supposed to be used only for a few instructions at
+ # a time. This allows the caller to inspect additional state
+ # without things changing out from underneath, but would have
+ # disastrous effects upon normal operation. Fortunately, this
+ # method is only intended to be called when things have
+ # already gone wrong.
+ yield data
+ end
+ end
+
def initialize
super()
@@ -21,6 +53,7 @@ module ActiveSupport
@sharing = Hash.new(0)
@waiting = {}
+ @sleeping = {}
@exclusive_thread = nil
@exclusive_depth = 0
end
@@ -46,7 +79,7 @@ module ActiveSupport
return false if no_wait
yield_shares(purpose: purpose, compatible: compatible, block_share: true) do
- @cv.wait_while { busy_for_exclusive?(purpose) }
+ wait_for(:start_exclusive) { busy_for_exclusive?(purpose) }
end
end
@exclusive_thread = Thread.current
@@ -69,7 +102,7 @@ module ActiveSupport
if eligible_waiters?(compatible)
yield_shares(compatible: compatible, block_share: true) do
- @cv.wait_while { @exclusive_thread || eligible_waiters?(compatible) }
+ wait_for(:stop_exclusive) { @exclusive_thread || eligible_waiters?(compatible) }
end
end
@cv.broadcast
@@ -84,11 +117,11 @@ module ActiveSupport
elsif @waiting[Thread.current]
# We're nested inside a +yield_shares+ call: we'll resume as
# soon as there isn't an exclusive lock in our way
- @cv.wait_while { @exclusive_thread }
+ wait_for(:start_sharing) { @exclusive_thread }
else
# This is an initial / outermost share call: any outstanding
# requests for an exclusive lock get to go first
- @cv.wait_while { busy_for_sharing?(false) }
+ wait_for(:start_sharing) { busy_for_sharing?(false) }
end
@sharing[Thread.current] += 1
end
@@ -153,7 +186,7 @@ module ActiveSupport
yield
ensure
synchronize do
- @cv.wait_while { @exclusive_thread && @exclusive_thread != Thread.current }
+ wait_for(:yield_shares) { @exclusive_thread && @exclusive_thread != Thread.current }
if previous_wait
@waiting[Thread.current] = previous_wait
@@ -181,6 +214,13 @@ module ActiveSupport
def eligible_waiters?(compatible)
@waiting.any? { |t, (p, _)| compatible.include?(p) && @waiting.all? { |t2, (_, c2)| t == t2 || c2.include?(p) } }
end
+
+ def wait_for(method)
+ @sleeping[Thread.current] = method
+ @cv.wait_while { yield }
+ ensure
+ @sleeping.delete Thread.current
+ end
end
end
end
diff --git a/activesupport/lib/active_support/dependencies/interlock.rb b/activesupport/lib/active_support/dependencies/interlock.rb
index f1865ca2f8..75b769574c 100644
--- a/activesupport/lib/active_support/dependencies/interlock.rb
+++ b/activesupport/lib/active_support/dependencies/interlock.rb
@@ -46,6 +46,10 @@ module ActiveSupport #:nodoc:
yield
end
end
+
+ def raw_state(&block) # :nodoc:
+ @lock.raw_state(&block)
+ end
end
end
end
diff --git a/activesupport/lib/active_support/inflector/methods.rb b/activesupport/lib/active_support/inflector/methods.rb
index f94e12e14f..f14b8b81b7 100644
--- a/activesupport/lib/active_support/inflector/methods.rb
+++ b/activesupport/lib/active_support/inflector/methods.rb
@@ -238,8 +238,8 @@ module ActiveSupport
# Tries to find a constant with the name specified in the argument string.
#
- # 'Module'.constantize # => Module
- # 'Foo::Bar'.constantize # => Foo::Bar
+ # constantize('Module') # => Module
+ # constantize('Foo::Bar') # => Foo::Bar
#
# The name is assumed to be the one of a top-level constant, no matter
# whether it starts with "::" or not. No lexical context is taken into
@@ -248,8 +248,8 @@ module ActiveSupport
# C = 'outside'
# module M
# C = 'inside'
- # C # => 'inside'
- # 'C'.constantize # => 'outside', same as ::C
+ # C # => 'inside'
+ # constantize('C') # => 'outside', same as ::C
# end
#
# NameError is raised when the name is not in CamelCase or the constant is
diff --git a/activesupport/lib/active_support/key_generator.rb b/activesupport/lib/active_support/key_generator.rb
index 7f73f9ddfc..0f0e931c06 100644
--- a/activesupport/lib/active_support/key_generator.rb
+++ b/activesupport/lib/active_support/key_generator.rb
@@ -31,11 +31,9 @@ module ActiveSupport
@cache_keys = Concurrent::Map.new
end
- # Returns a derived key suitable for use. The default key_size is chosen
- # to be compatible with the default settings of ActiveSupport::MessageVerifier.
- # i.e. OpenSSL::Digest::SHA1#block_length
- def generate_key(salt, key_size=64)
- @cache_keys["#{salt}#{key_size}"] ||= @key_generator.generate_key(salt, key_size)
+ # Returns a derived key suitable for use.
+ def generate_key(*args)
+ @cache_keys[args.join] ||= @key_generator.generate_key(*args)
end
end
diff --git a/activesupport/lib/active_support/testing/time_helpers.rb b/activesupport/lib/active_support/testing/time_helpers.rb
index ef27ce8eb5..41dff281ef 100644
--- a/activesupport/lib/active_support/testing/time_helpers.rb
+++ b/activesupport/lib/active_support/testing/time_helpers.rb
@@ -1,32 +1,39 @@
+require 'active_support/core_ext/string/strip' # for strip_heredoc
+require 'concurrent/map'
+
module ActiveSupport
module Testing
class SimpleStubs # :nodoc:
Stub = Struct.new(:object, :method_name, :original_method)
def initialize
- @stubs = {}
+ @stubs = Concurrent::Map.new { |h, k| h[k] = {} }
end
def stub_object(object, method_name, return_value)
- key = [object.object_id, method_name]
-
- if stub = @stubs[key]
+ if stub = stubbing(object, method_name)
unstub_object(stub)
end
new_name = "__simple_stub__#{method_name}"
- @stubs[key] = Stub.new(object, method_name, new_name)
+ @stubs[object.object_id][method_name] = Stub.new(object, method_name, new_name)
object.singleton_class.send :alias_method, new_name, method_name
object.define_singleton_method(method_name) { return_value }
end
def unstub_all!
- @stubs.each_value do |stub|
- unstub_object(stub)
+ @stubs.each_value do |object_stubs|
+ object_stubs.each_value do |stub|
+ unstub_object(stub)
+ end
end
- @stubs = {}
+ @stubs.clear
+ end
+
+ def stubbing(object, method_name)
+ @stubs[object.object_id][method_name]
end
private
@@ -93,6 +100,34 @@ module ActiveSupport
# end
# Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00
def travel_to(date_or_time)
+ if block_given? && simple_stubs.stubbing(Time, :now)
+ travel_to_nested_block_call = <<-MSG.strip_heredoc
+
+ Calling `travel_to` with a block, when we have previously already made a call to `travel_to`, can lead to confusing time stubbing.
+
+ Instead of:
+
+ travel_to 2.days.from_now do
+ # 2 days from today
+ travel_to 3.days.from_now do
+ # 5 days from today
+ end
+ end
+
+ preferred way to achieve above is:
+
+ travel 2.days do
+ # 2 days from today
+ end
+
+ travel 5.days do
+ # 5 days from today
+ end
+
+ MSG
+ raise travel_to_nested_block_call
+ end
+
if date_or_time.is_a?(Date) && !date_or_time.is_a?(DateTime)
now = date_or_time.midnight.to_time
else
diff --git a/activesupport/test/caching_test.rb b/activesupport/test/caching_test.rb
index ec7d028d7e..8002c14539 100644
--- a/activesupport/test/caching_test.rb
+++ b/activesupport/test/caching_test.rb
@@ -3,6 +3,8 @@ require 'abstract_unit'
require 'active_support/cache'
require 'dependencies_test_helpers'
+require 'pathname'
+
module ActiveSupport
module Cache
module Strategy
diff --git a/activesupport/test/key_generator_test.rb b/activesupport/test/key_generator_test.rb
index f7e8e9a795..b60077460e 100644
--- a/activesupport/test/key_generator_test.rb
+++ b/activesupport/test/key_generator_test.rb
@@ -19,7 +19,7 @@ class KeyGeneratorTest < ActiveSupport::TestCase
test "Generating a key of the default length" do
derived_key = @generator.generate_key("some_salt")
assert_kind_of String, derived_key
- assert_equal OpenSSL::Digest::SHA1.new.block_length, derived_key.length, "Should have generated a key of the default size"
+ assert_equal 64, derived_key.length, "Should have generated a key of the default size"
end
test "Generating a key of an alternative length" do
@@ -27,6 +27,21 @@ class KeyGeneratorTest < ActiveSupport::TestCase
assert_kind_of String, derived_key
assert_equal 32, derived_key.length, "Should have generated a key of the right size"
end
+
+ test "Expected results" do
+ # For any given set of inputs, this method must continue to return
+ # the same output: if it changes, any existing values relying on a
+ # key would break.
+
+ expected = "b129376f68f1ecae788d7433310249d65ceec090ecacd4c872a3a9e9ec78e055739be5cc6956345d5ae38e7e1daa66f1de587dc8da2bf9e8b965af4b3918a122"
+ assert_equal expected, ActiveSupport::KeyGenerator.new("0" * 64).generate_key("some_salt").unpack('H*').first
+
+ expected = "b129376f68f1ecae788d7433310249d65ceec090ecacd4c872a3a9e9ec78e055"
+ assert_equal expected, ActiveSupport::KeyGenerator.new("0" * 64).generate_key("some_salt", 32).unpack('H*').first
+
+ expected = "cbea7f7f47df705967dc508f4e446fd99e7797b1d70011c6899cd39bbe62907b8508337d678505a7dc8184e037f1003ba3d19fc5d829454668e91d2518692eae"
+ assert_equal expected, ActiveSupport::KeyGenerator.new("0" * 64, iterations: 2).generate_key("some_salt").unpack('H*').first
+ end
end
class CachingKeyGeneratorTest < ActiveSupport::TestCase
diff --git a/activesupport/test/message_encryptor_test.rb b/activesupport/test/message_encryptor_test.rb
index eb71369397..a1ff4c1d3e 100644
--- a/activesupport/test/message_encryptor_test.rb
+++ b/activesupport/test/message_encryptor_test.rb
@@ -15,7 +15,7 @@ class MessageEncryptorTest < ActiveSupport::TestCase
end
def setup
- @secret = SecureRandom.hex(64)
+ @secret = SecureRandom.random_bytes(32)
@verifier = ActiveSupport::MessageVerifier.new(@secret, :serializer => ActiveSupport::MessageEncryptor::NullSerializer)
@encryptor = ActiveSupport::MessageEncryptor.new(@secret)
@data = { :some => "data", :now => Time.local(2010) }
@@ -51,7 +51,7 @@ class MessageEncryptorTest < ActiveSupport::TestCase
def test_alternative_serialization_method
prev = ActiveSupport.use_standard_json_time_format
ActiveSupport.use_standard_json_time_format = true
- encryptor = ActiveSupport::MessageEncryptor.new(SecureRandom.hex(64), SecureRandom.hex(64), :serializer => JSONSerializer.new)
+ encryptor = ActiveSupport::MessageEncryptor.new(SecureRandom.random_bytes(32), SecureRandom.random_bytes(128), :serializer => JSONSerializer.new)
message = encryptor.encrypt_and_sign({ :foo => 123, 'bar' => Time.utc(2010) })
exp = { "foo" => 123, "bar" => "2010-01-01T00:00:00.000Z" }
assert_equal exp, encryptor.decrypt_and_verify(message)
diff --git a/activesupport/test/multibyte_conformance_test.rb b/activesupport/test/multibyte_conformance_test.rb
index 9fca47a985..c10133a7a6 100644
--- a/activesupport/test/multibyte_conformance_test.rb
+++ b/activesupport/test/multibyte_conformance_test.rb
@@ -6,29 +6,9 @@ require 'open-uri'
require 'tmpdir'
class MultibyteConformanceTest < ActiveSupport::TestCase
- class Downloader
- def self.download(from, to)
- unless File.exist?(to)
- unless File.exist?(File.dirname(to))
- system "mkdir -p #{File.dirname(to)}"
- end
- open(from) do |source|
- File.open(to, 'w') do |target|
- source.each_line do |l|
- target.write l
- end
- end
- end
- end
- true
- end
- end
-
include MultibyteTestHelpers
- UNIDATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::Unicode::UNICODE_VERSION}/ucd"
UNIDATA_FILE = '/NormalizationTest.txt'
- CACHE_DIR = "#{Dir.tmpdir}/cache/unicode_conformance"
FileUtils.mkdir_p(CACHE_DIR)
RUN_P = begin
Downloader.download(UNIDATA_URL + UNIDATA_FILE, CACHE_DIR + UNIDATA_FILE)
diff --git a/activesupport/test/multibyte_grapheme_break_conformance_test.rb b/activesupport/test/multibyte_grapheme_break_conformance_test.rb
index 6e2f02abed..61943b1ab3 100644
--- a/activesupport/test/multibyte_grapheme_break_conformance_test.rb
+++ b/activesupport/test/multibyte_grapheme_break_conformance_test.rb
@@ -1,37 +1,23 @@
# encoding: utf-8
require 'abstract_unit'
+require 'multibyte_test_helpers'
require 'fileutils'
require 'open-uri'
require 'tmpdir'
class MultibyteGraphemeBreakConformanceTest < ActiveSupport::TestCase
- class Downloader
- def self.download(from, to)
- unless File.exist?(to)
- $stderr.puts "Downloading #{from} to #{to}"
- unless File.exist?(File.dirname(to))
- system "mkdir -p #{File.dirname(to)}"
- end
- open(from) do |source|
- File.open(to, 'w') do |target|
- source.each_line do |l|
- target.write l
- end
- end
- end
- end
- end
- end
+ include MultibyteTestHelpers
- TEST_DATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::Unicode::UNICODE_VERSION}/ucd/auxiliary"
- TEST_DATA_FILE = '/GraphemeBreakTest.txt'
- CACHE_DIR = "#{Dir.tmpdir}/cache/unicode_conformance"
+ UNIDATA_FILE = '/auxiliary/GraphemeBreakTest.txt'
+ RUN_P = begin
+ Downloader.download(UNIDATA_URL + UNIDATA_FILE, CACHE_DIR + UNIDATA_FILE)
+ rescue
+ end
def setup
- FileUtils.mkdir_p(CACHE_DIR)
- Downloader.download(TEST_DATA_URL + TEST_DATA_FILE, CACHE_DIR + TEST_DATA_FILE)
+ skip "Unable to download test data" unless RUN_P
end
def test_breaks
@@ -46,7 +32,7 @@ class MultibyteGraphemeBreakConformanceTest < ActiveSupport::TestCase
def each_line_of_break_tests(&block)
lines = 0
max_test_lines = 0 # Don't limit below 21, because that's the header of the testfile
- File.open(File.join(CACHE_DIR, TEST_DATA_FILE), 'r') do | f |
+ File.open(File.join(CACHE_DIR, UNIDATA_FILE), 'r') do | f |
until f.eof? || (max_test_lines > 21 and lines > max_test_lines)
lines += 1
line = f.gets.chomp!
diff --git a/activesupport/test/multibyte_normalization_conformance_test.rb b/activesupport/test/multibyte_normalization_conformance_test.rb
index 0d31c9520f..77ed0ce6de 100644
--- a/activesupport/test/multibyte_normalization_conformance_test.rb
+++ b/activesupport/test/multibyte_normalization_conformance_test.rb
@@ -8,34 +8,17 @@ require 'open-uri'
require 'tmpdir'
class MultibyteNormalizationConformanceTest < ActiveSupport::TestCase
- class Downloader
- def self.download(from, to)
- unless File.exist?(to)
- $stderr.puts "Downloading #{from} to #{to}"
- unless File.exist?(File.dirname(to))
- system "mkdir -p #{File.dirname(to)}"
- end
- open(from) do |source|
- File.open(to, 'w') do |target|
- source.each_line do |l|
- target.write l
- end
- end
- end
- end
- end
- end
-
include MultibyteTestHelpers
- UNIDATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::Unicode::UNICODE_VERSION}/ucd"
UNIDATA_FILE = '/NormalizationTest.txt'
- CACHE_DIR = "#{Dir.tmpdir}/cache/unicode_conformance"
+ RUN_P = begin
+ Downloader.download(UNIDATA_URL + UNIDATA_FILE, CACHE_DIR + UNIDATA_FILE)
+ rescue
+ end
def setup
- FileUtils.mkdir_p(CACHE_DIR)
- Downloader.download(UNIDATA_URL + UNIDATA_FILE, CACHE_DIR + UNIDATA_FILE)
@proxy = ActiveSupport::Multibyte::Chars
+ skip "Unable to download test data" unless RUN_P
end
def test_normalizations_C
diff --git a/activesupport/test/multibyte_test_helpers.rb b/activesupport/test/multibyte_test_helpers.rb
index 58cf5488cd..0ada8bc032 100644
--- a/activesupport/test/multibyte_test_helpers.rb
+++ b/activesupport/test/multibyte_test_helpers.rb
@@ -1,4 +1,26 @@
module MultibyteTestHelpers
+ class Downloader
+ def self.download(from, to)
+ unless File.exist?(to)
+ unless File.exist?(File.dirname(to))
+ system "mkdir -p #{File.dirname(to)}"
+ end
+ open(from) do |source|
+ File.open(to, 'w') do |target|
+ source.each_line do |l|
+ target.write l
+ end
+ end
+ end
+ end
+ true
+ end
+ end
+
+ UNIDATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::Unicode::UNICODE_VERSION}/ucd"
+ CACHE_DIR = "#{Dir.tmpdir}/cache/unicode_conformance"
+ FileUtils.mkdir_p(CACHE_DIR)
+
UNICODE_STRING = 'こにちわ'.freeze
ASCII_STRING = 'ohayo'.freeze
BYTE_STRING = "\270\236\010\210\245".force_encoding("ASCII-8BIT").freeze
diff --git a/activesupport/test/testing/file_fixtures_test.rb b/activesupport/test/testing/file_fixtures_test.rb
index 91b8a9071c..d98987fb8d 100644
--- a/activesupport/test/testing/file_fixtures_test.rb
+++ b/activesupport/test/testing/file_fixtures_test.rb
@@ -1,12 +1,14 @@
require 'abstract_unit'
+require 'pathname'
+
class FileFixturesTest < ActiveSupport::TestCase
self.file_fixture_path = File.expand_path("../../file_fixtures", __FILE__)
test "#file_fixture returns Pathname to file fixture" do
path = file_fixture("sample.txt")
assert_kind_of Pathname, path
- assert_match %r{activesupport/test/file_fixtures/sample.txt$}, path.to_s
+ assert_match %r{.*/test/file_fixtures/sample.txt$}, path.to_s
end
test "raises an exception when the fixture file does not exist" do
@@ -23,6 +25,6 @@ class FileFixturesPathnameDirectoryTest < ActiveSupport::TestCase
test "#file_fixture_path returns Pathname to file fixture" do
path = file_fixture("sample.txt")
assert_kind_of Pathname, path
- assert_match %r{activesupport/test/file_fixtures/sample.txt$}, path.to_s
+ assert_match %r{.*/test/file_fixtures/sample.txt$}, path.to_s
end
end
diff --git a/activesupport/test/time_travel_test.rb b/activesupport/test/time_travel_test.rb
index 59c3e52c2f..e9f87bdf82 100644
--- a/activesupport/test/time_travel_test.rb
+++ b/activesupport/test/time_travel_test.rb
@@ -77,6 +77,49 @@ class TimeTravelTest < ActiveSupport::TestCase
end
end
+ def test_time_helper_travel_to_with_nested_calls_with_blocks
+ Time.stub(:now, Time.now) do
+ outer_expected_time = Time.new(2004, 11, 24, 01, 04, 44)
+ inner_expected_time = Time.new(2004, 10, 24, 01, 04, 44)
+ travel_to outer_expected_time do
+ assert_raises(RuntimeError, /Calling `travel_to` with a block, when we have previously already made a call to `travel_to`, can lead to confusing time stubbing./) do
+ travel_to(inner_expected_time) do
+ #noop
+ end
+ end
+ end
+ end
+ end
+
+ def test_time_helper_travel_to_with_nested_calls
+ Time.stub(:now, Time.now) do
+ outer_expected_time = Time.new(2004, 11, 24, 01, 04, 44)
+ inner_expected_time = Time.new(2004, 10, 24, 01, 04, 44)
+ travel_to outer_expected_time do
+ assert_nothing_raised do
+ travel_to(inner_expected_time)
+
+ assert_equal inner_expected_time, Time.now
+ end
+ end
+ end
+ end
+
+ def test_time_helper_travel_to_with_subsequent_calls
+ Time.stub(:now, Time.now) do
+ initial_expected_time = Time.new(2004, 11, 24, 01, 04, 44)
+ subsequent_expected_time = Time.new(2004, 10, 24, 01, 04, 44)
+ assert_nothing_raised do
+ travel_to initial_expected_time
+ travel_to subsequent_expected_time
+
+ assert_equal subsequent_expected_time, Time.now
+
+ travel_back
+ end
+ end
+ end
+
def test_travel_to_will_reset_the_usec_to_avoid_mysql_rouding
Time.stub(:now, Time.now) do
travel_to Time.utc(2014, 10, 10, 10, 10, 50, 999999) do