Add unary operator expansions

lib/mutant/strategy/rspec/example_lookup.rb

@@ -57,29 +57,33 @@ module Mutant
         end
 
         MAPPING = {
-          :'!~' => :nomatch_operator,
+          :<=> => :spaceship_operator,
-          :'!=' => :inequality_operator,
+          :=== => :case_equality_operator,
-          :<=>  => :spaceship_operator,
+          :[]= => :element_writer,
-          :===  => :case_equality_operator,
+          :[]  => :element_reader,
-          :[]=  => :element_writer,
+          :<=  => :less_than_or_equal_to_operator,
-          :[]   => :element_reader,
+          :>=  => :greater_than_or_equal_to_operator,
-          :==   => :equality_operator,
+          :~@  => :unary_match_operator,
-          :<=   => :less_than_or_equal_to_operator,
+          :+@  => :unary_addition_operator,
-          :>=   => :greater_than_or_equal_to_operator,
+          :-@  => :unary_substraction_operator,
-          :=~   => :match_operator,
+          :==  => :equality_operator,
-          :<<   => :left_shift_operator,
+          :!~  => :nomatch_operator,
-          :>>   => :right_shift_operator,
+          :!=  => :inequality_operator,
-          :**   => :exponentation_operator,
+          :=~  => :match_operator,
-          :*    => :multiplication_operator,
+          :<<  => :left_shift_operator,
-          :%    => :modulo_operator,
+          :>>  => :right_shift_operator,
-          :/    => :division_operator,
+          :**  => :exponentation_operator,
-          :|    => :bitwise_or_operator,
+          :*   => :multiplication_operator,
-          :^    => :bitwise_xor_operator,
+          :%   => :modulo_operator,
-          :&    => :bitwise_and_operator,
+          :/   => :division_operator,
-          :<    => :less_than_operator,
+          :|   => :bitwise_or_operator,
-          :>    => :greater_than_operator,
+          :!   => :negation_operator,
-          :+    => :addition_operator,
+          :^   => :bitwise_xor_operator,
-          :-    => :substraction_operator
+          :&   => :bitwise_and_operator,
+          :<   => :less_than_operator,
+          :>   => :greater_than_operator,
+          :+   => :addition_operator,
+          :-   => :substraction_operator
         }
 
         EXPANSIONS = {

mutant.gemspec

@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |gem|
   gem.name        = 'mutant'
-  gem.version     = '0.2.1'
+  gem.version     = '0.2.2'
   gem.authors     = [ 'Markus Schirp' ]
   gem.email       = [ 'mbj@seonic.net' ]
   gem.description = 'Mutation testing for ruby under rubinius'

spec/unit/mutant/strategy/rspec/example_lookup/spec_file_spec.rb

@@ -16,6 +16,34 @@ describe Mutant::Strategy::Rspec::ExampleLookup, '#spec_file' do
     it { should be_frozen }
   end
 
+  context 'negation operator' do
+    let(:method_name) { :! }
+    let(:expected_spec_file) { 'negation_operator_spec.rb' }
+
+    it_should_behave_like 'Mutant::Strategy::Rspec::ExampleLookup#spec_file'
+  end
+
+  context 'with unary match method' do
+    let(:method_name) { :~@ }
+    let(:expected_spec_file) { 'unary_match_operator_spec.rb' }
+
+    it_should_behave_like 'Mutant::Strategy::Rspec::ExampleLookup#spec_file'
+  end
+
+  context 'with unary substraction method' do
+    let(:method_name) { :-@ }
+    let(:expected_spec_file) { 'unary_substraction_operator_spec.rb' }
+
+    it_should_behave_like 'Mutant::Strategy::Rspec::ExampleLookup#spec_file'
+  end
+
+  context 'with unary addition method' do
+    let(:method_name) { :+@ }
+    let(:expected_spec_file) { 'unary_addition_operator_spec.rb' }
+
+    it_should_behave_like 'Mutant::Strategy::Rspec::ExampleLookup#spec_file'
+  end
+
   context 'with bitwise xor method' do
     let(:method_name) { :^ }
     let(:expected_spec_file) { 'bitwise_xor_operator_spec.rb' }
@@ -136,7 +164,7 @@ describe Mutant::Strategy::Rspec::ExampleLookup, '#spec_file' do
   end
 
   context 'with nomatch operator method' do
-    let(:method_name) { :'!~' }
+    let(:method_name) { :!~ }
     let(:expected_spec_file) { 'nomatch_operator_spec.rb' }
 
     it_should_behave_like 'Mutant::Strategy::Rspec::ExampleLookup#spec_file'
@@ -150,7 +178,7 @@ describe Mutant::Strategy::Rspec::ExampleLookup, '#spec_file' do
   end
 
   context 'with inequality operator method' do
-    let(:method_name) { :'!=' }
+    let(:method_name) { :!= }
     let(:expected_spec_file) { 'inequality_operator_spec.rb' }
 
     it_should_behave_like 'Mutant::Strategy::Rspec::ExampleLookup#spec_file'