test/test_modifier.rb in muack-1.4.0 vs test/test_modifier.rb in muack-1.5.0

@@ -35,23 +35,23 @@
     end
   end
 
   describe 'peek_args' do
     would 'with lexical scope' do
-      str = 'ff'
+      str = String.new('ff')
       stub(str).to_i.peek_args{16}
       str.to_i.should.eq 255
     end
 
     would 'with dynamic scope' do
-      str = '16'
+      str = String.new('16')
       stub(str).to_i.peek_args(:instance_exec => true){Integer(self)}
       str.to_i.should.eq 22
     end
 
     would 'modify' do
-      str = 'ff'
+      str = String.new('ff')
       stub(str).to_i(is_a(Integer)).peek_args{ |radix| radix * 2 }
       str.to_i(8).should.eq 255
     end
 
     would 'preserve args' do
@@ -80,22 +80,22 @@
     end
   end
 
   describe 'peek_return' do
     would 'with lexical scope' do
-      str = 'ff'
+      str = String.new('ff')
       stub(str).to_i.peek_return{16}
       str.to_i.should.eq 16
     end
 
     would 'with dynamic scope' do
-      str = '16'
+      str = String.new('16')
       stub(str).to_i.peek_return(:instance_exec => true){Integer(self)+1}
       str.to_i.should.eq 17
     end
 
     would 'modify' do
-      str = 'ff'
+      str = String.new('ff')
       stub(str).to_i(is_a(Integer)).peek_return{ |result| result * 2 }
       str.to_i(16).should.eq 510
     end
   end
 end