diff options
Diffstat (limited to 'activesupport')
| -rw-r--r-- | activesupport/lib/active_support/testing/assertions.rb | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/activesupport/lib/active_support/testing/assertions.rb b/activesupport/lib/active_support/testing/assertions.rb index 3864b1f5a6..ba34e9853c 100644 --- a/activesupport/lib/active_support/testing/assertions.rb +++ b/activesupport/lib/active_support/testing/assertions.rb @@ -46,16 +46,17 @@ module ActiveSupport # end def assert_difference(expression, difference = 1, message = nil, &block) exps = Array.wrap(expression).map { |e| - e.respond_to?(:call) ? e : lambda { eval(e, block.binding) } + callee = e.respond_to?(:call) ? e : lambda { eval(e, block.binding) } + [e, callee] } - before = exps.map { |e| e.call } + before = exps.map { |_, block| block.call } yield - exps.each_with_index do |e, i| - error = "#{e.inspect} didn't change by #{difference}" + exps.each_with_index do |(code, block), i| + error = "#{code.inspect} didn't change by #{difference}" error = "#{message}.\n#{error}" if message - assert_equal(before[i] + difference, e.call, error) + assert_equal(before[i] + difference, block.call, error) end end |