added RSpec and RSpec on Rails

[rails.git] / vendor / gems / rspec-1.1.2 / lib / spec / translator.rb

diff --git a/vendor/gems/rspec-1.1.2/lib/spec/translator.rb b/vendor/gems/rspec-1.1.2/lib/spec/translator.rb
new file mode 100644 (file)
index 0000000..c1e07ed
--- /dev/null
+++ b/vendor/gems/rspec-1.1.2/lib/spec/translator.rb
@@ -0,0 +1,114 @@
+require 'fileutils'
+
+module Spec
+  class Translator
+    def translate(from, to)
+      from = File.expand_path(from)
+      to = File.expand_path(to)
+      if File.directory?(from)
+        translate_dir(from, to)
+      elsif(from =~ /\.rb$/)
+        translate_file(from, to)
+      end
+    end
+    
+    def translate_dir(from, to)
+      FileUtils.mkdir_p(to) unless File.directory?(to)
+      Dir["#{from}/*"].each do |sub_from|
+        path = sub_from[from.length+1..-1]
+        sub_to = File.join(to, path)
+        translate(sub_from, sub_to)
+      end
+    end
+
+    def translate_file(from, to)
+      translation = ""
+      File.open(from) do |io|
+        io.each_line do |line|
+          translation << translate_line(line)
+        end
+      end
+      File.open(to, "w") do |io|
+        io.write(translation)
+      end
+    end
+
+    def translate_line(line)
+      # Translate deprecated mock constraints
+      line.gsub!(/:any_args/, 'any_args')
+      line.gsub!(/:anything/, 'anything')
+      line.gsub!(/:boolean/, 'boolean')
+      line.gsub!(/:no_args/, 'no_args')
+      line.gsub!(/:numeric/, 'an_instance_of(Numeric)')
+      line.gsub!(/:string/, 'an_instance_of(String)')
+
+      return line if line =~ /(should_not|should)_receive/
+      
+      line.gsub!(/(^\s*)context([\s*|\(]['|"|A-Z])/, '\1describe\2')
+      line.gsub!(/(^\s*)specify([\s*|\(]['|"|A-Z])/, '\1it\2')
+      line.gsub!(/(^\s*)context_setup(\s*[do|\{])/, '\1before(:all)\2')
+      line.gsub!(/(^\s*)context_teardown(\s*[do|\{])/, '\1after(:all)\2')
+      line.gsub!(/(^\s*)setup(\s*[do|\{])/, '\1before(:each)\2')
+      line.gsub!(/(^\s*)teardown(\s*[do|\{])/, '\1after(:each)\2')
+      
+      if line =~ /(.*\.)(should_not|should)(?:_be)(?!_)(.*)/m
+        pre = $1
+        should = $2
+        post = $3
+        be_or_equal = post =~ /(<|>)/ ? "be" : "equal"
+        
+        return "#{pre}#{should} #{be_or_equal}#{post}"
+      end
+      
+      if line =~ /(.*\.)(should_not|should)_(?!not)\s*(.*)/m
+        pre = $1
+        should = $2
+        post = $3
+        
+        post.gsub!(/^raise/, 'raise_error')
+        post.gsub!(/^throw/, 'throw_symbol')
+        
+        unless standard_matcher?(post)
+          post = "be_#{post}"
+        end
+        
+        # Add parenthesis
+        post.gsub!(/^(\w+)\s+([\w|\.|\,|\(.*\)|\'|\"|\:|@| ]+)(\})/, '\1(\2)\3') # inside a block
+        post.gsub!(/^(redirect_to)\s+(.*)/, '\1(\2)') # redirect_to, which often has http:
+        post.gsub!(/^(\w+)\s+([\w|\.|\,|\(.*\)|\{.*\}|\'|\"|\:|@| ]+)/, '\1(\2)')
+        post.gsub!(/(\s+\))/, ')')
+        post.gsub!(/\)\}/, ') }')
+        post.gsub!(/^(\w+)\s+(\/.*\/)/, '\1(\2)') #regexps
+        line = "#{pre}#{should} #{post}"
+      end
+
+      line
+    end
+    
+    def standard_matcher?(matcher)
+      patterns = [
+        /^be/, 
+        /^be_close/,
+        /^eql/, 
+        /^equal/, 
+        /^has/, 
+        /^have/, 
+        /^change/, 
+        /^include/,
+        /^match/, 
+        /^raise_error/, 
+        /^respond_to/, 
+        /^redirect_to/, 
+        /^satisfy/, 
+        /^throw_symbol/,
+        # Extra ones that we use in spec_helper
+        /^pass/,
+        /^fail/,
+        /^fail_with/,
+      ]
+      matched = patterns.detect{ |p| matcher =~ p }
+      !matched.nil?
+    end
+    
+  end
+end