spec/helpers.rb in convolver-0.3.1 vs spec/helpers.rb in convolver-0.3.2

@@ -1,21 +1,24 @@
 # convolver/spec/helpers.rb
+require 'coveralls'
+
+Coveralls.wear!
+
 require 'convolver'
-require 'mocha/api'
 
 # Matcher compares NArrays numerically
-RSpec::Matchers.define :be_narray_like do |expected_narray|
+RSpec::Matchers.define :be_narray_like do |expected_narray, mse = 1e-9|
   match do |given|
     @error = nil
     if ! given.is_a?(NArray)
       @error = "Wrong class."
     elsif given.shape != expected_narray.shape
       @error = "Shapes are different."
     else
       d = given - expected_narray
       difference =  ( d * d ).sum / d.size
-      if difference > 1e-9
+      if difference > mse
         @error = "Numerical difference with mean square error #{difference}"
       end
     end
     @given = given.clone
 
@@ -24,16 +27,16 @@
     end
 
     ! @error
   end
 
-  failure_message_for_should do
+  failure_message do
     "NArray does not match supplied example. #{@error}
     Expected: #{@expected.inspect}
     Got: #{@given.inspect}"
   end
 
-  failure_message_for_should_not do
+  failure_message_when_negated do
     "NArray is too close to unwanted example.
     Unwanted: #{@given.inspect}"
   end
 
   description do |given, expected|