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rails--rails/activesupport/test/message_verifier_test.rb

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# frozen_string_literal: true
require_relative "abstract_unit"
require "openssl"
require "active_support/time"
require "active_support/json"
require_relative "metadata/shared_metadata_tests"
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class MessageVerifierTest < ActiveSupport::TestCase
class JSONSerializer
def dump(value)
ActiveSupport::JSON.encode(value)
end
def load(value)
ActiveSupport::JSON.decode(value)
end
end
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def setup
@verifier = ActiveSupport::MessageVerifier.new("Hey, I'm a secret!")
@data = { some: "data", now: Time.utc(2010) }
@secret = SecureRandom.random_bytes(32)
end
def test_valid_message
data, hash = @verifier.generate(@data).split("--")
assert_not @verifier.valid_message?(nil)
assert_not @verifier.valid_message?("")
assert_not @verifier.valid_message?("\xff") # invalid encoding
assert_not @verifier.valid_message?("#{data.reverse}--#{hash}")
assert_not @verifier.valid_message?("#{data}--#{hash.reverse}")
assert_not @verifier.valid_message?("purejunk")
end
def test_simple_round_tripping
message = @verifier.generate(@data)
assert_equal @data, @verifier.verified(message)
assert_equal @data, @verifier.verify(message)
end
def test_verified_returns_false_on_invalid_message
assert_not @verifier.verified("purejunk")
end
def test_verify_exception_on_invalid_message
assert_raise(ActiveSupport::MessageVerifier::InvalidSignature) do
@verifier.verify("purejunk")
end
end
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def test_alternative_serialization_method
prev = ActiveSupport.use_standard_json_time_format
ActiveSupport.use_standard_json_time_format = true
verifier = ActiveSupport::MessageVerifier.new("Hey, I'm a secret!", serializer: JSONSerializer.new)
message = verifier.generate({ :foo => 123, "bar" => Time.utc(2010) })
exp = { "foo" => 123, "bar" => "2010-01-01T00:00:00.000Z" }
assert_equal exp, verifier.verified(message)
assert_equal exp, verifier.verify(message)
ensure
ActiveSupport.use_standard_json_time_format = prev
end
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def test_verify_with_parse_json_times
previous = [ ActiveSupport.parse_json_times, Time.zone ]
ActiveSupport.parse_json_times, Time.zone = true, "UTC"
assert_equal "hi", @verifier.verify(@verifier.generate("hi", expires_at: Time.now.utc + 10))
ensure
ActiveSupport.parse_json_times, Time.zone = previous
end
def test_raise_error_when_argument_class_is_not_loaded
# To generate the valid message below:
#
# AutoloadClass = Struct.new(:foo)
# valid_message = @verifier.generate(foo: AutoloadClass.new('foo'))
#
valid_message = "BAh7BjoIZm9vbzonTWVzc2FnZVZlcmlmaWVyVGVzdDo6QXV0b2xvYWRDbGFzcwY6CUBmb29JIghmb28GOgZFVA==--f3ef39a5241c365083770566dc7a9eb5d6ace914"
exception = assert_raise(ArgumentError, NameError) do
@verifier.verified(valid_message)
end
assert_includes ["uninitialized constant MessageVerifierTest::AutoloadClass",
"undefined class/module MessageVerifierTest::AutoloadClass"], exception.message
exception = assert_raise(ArgumentError, NameError) do
@verifier.verify(valid_message)
end
assert_includes ["uninitialized constant MessageVerifierTest::AutoloadClass",
"undefined class/module MessageVerifierTest::AutoloadClass"], exception.message
end
def test_raise_error_when_secret_is_nil
exception = assert_raise(ArgumentError) do
ActiveSupport::MessageVerifier.new(nil)
end
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assert_equal "Secret should not be nil.", exception.message
end
def test_backward_compatibility_messages_signed_without_metadata
signed_message = "BAh7BzoJc29tZUkiCWRhdGEGOgZFVDoIbm93SXU6CVRpbWUNIIAbgAAAAAAHOgtvZmZzZXRpADoJem9uZUkiCFVUQwY7BkY=--d03c52c91dfe4ccc5159417c660461bcce005e96"
assert_equal @data, @verifier.verify(signed_message)
end
def test_rotating_secret
old_message = ActiveSupport::MessageVerifier.new("old", digest: "SHA1").generate("old")
verifier = ActiveSupport::MessageVerifier.new(@secret, digest: "SHA1")
verifier.rotate "old"
assert_equal "old", verifier.verified(old_message)
end
def test_multiple_rotations
old_message = ActiveSupport::MessageVerifier.new("old", digest: "SHA256").generate("old")
older_message = ActiveSupport::MessageVerifier.new("older", digest: "SHA1").generate("older")
verifier = ActiveSupport::MessageVerifier.new(@secret, digest: "SHA512")
verifier.rotate "old", digest: "SHA256"
verifier.rotate "older", digest: "SHA1"
assert_equal "new", verifier.verified(verifier.generate("new"))
assert_equal "old", verifier.verified(old_message)
assert_equal "older", verifier.verified(older_message)
end
def test_on_rotation_is_called_and_verified_returns_message
older_message = ActiveSupport::MessageVerifier.new("older", digest: "SHA1").generate({ encoded: "message" })
verifier = ActiveSupport::MessageVerifier.new(@secret, digest: "SHA512")
verifier.rotate "old", digest: "SHA256"
verifier.rotate "older", digest: "SHA1"
rotated = false
message = verifier.verified(older_message, on_rotation: proc { rotated = true })
assert_equal({ encoded: "message" }, message)
assert rotated
end
def test_rotations_with_metadata
old_message = ActiveSupport::MessageVerifier.new("old").generate("old", purpose: :rotation)
verifier = ActiveSupport::MessageVerifier.new(@secret)
verifier.rotate "old"
assert_equal "old", verifier.verified(old_message, purpose: :rotation)
end
end
class MessageVerifierMetadataTest < ActiveSupport::TestCase
include SharedMessageMetadataTests
setup do
@verifier = ActiveSupport::MessageVerifier.new("Hey, I'm a secret!", **verifier_options)
end
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def test_verify_raises_when_purpose_differs
assert_raise(ActiveSupport::MessageVerifier::InvalidSignature) do
@verifier.verify(generate(data, purpose: "payment"), purpose: "shipping")
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end
end
def test_verify_with_use_standard_json_time_format_as_false
format_before = ActiveSupport.use_standard_json_time_format
ActiveSupport.use_standard_json_time_format = false
assert_equal "My Name", @verifier.verify(generate("My Name"))
ensure
ActiveSupport.use_standard_json_time_format = format_before
end
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def test_verify_raises_when_expired
signed_message = generate(data, expires_in: 1.month)
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travel 2.months
assert_raise(ActiveSupport::MessageVerifier::InvalidSignature) do
@verifier.verify(signed_message)
end
end
private
def generate(message, **options)
@verifier.generate(message, **options)
end
def parse(message, **options)
@verifier.verified(message, **options)
end
def verifier_options
Hash.new
end
end
class MessageVerifierMetadataMarshalTest < MessageVerifierMetadataTest
private
def verifier_options
{ serializer: Marshal }
end
end
class MessageVerifierMetadataJSONTest < MessageVerifierMetadataTest
private
def verifier_options
{ serializer: MessageVerifierTest::JSONSerializer.new }
end
end
class MessageEncryptorMetadataNullSerializerTest < MessageVerifierMetadataTest
private
def data
"string message"
end
def null_serializing?
true
end
def verifier_options
{ serializer: ActiveSupport::MessageEncryptor::NullSerializer }
end
end