Added Rspec and Webrat plugins and started porting Selenium on Rails tests to Rspec Plain Text Stories driving Webrat driving Selenium.

vendor/plugins/rspec/lib/spec/runner/spec_parser.rb

@@ -0,0 +1,71 @@
+module Spec
+  module Runner
+    # Parses a spec file and finds the nearest example for a given line number.
+    class SpecParser
+      attr_reader :best_match
+
+      def initialize
+        @best_match = {}
+      end
+
+      def spec_name_for(file, line_number)
+        best_match.clear
+        file = File.expand_path(file)
+        rspec_options.example_groups.each do |example_group|
+          consider_example_groups_for_best_match example_group, file, line_number
+
+          example_group.examples.each do |example|
+            consider_example_for_best_match example, example_group, file, line_number
+          end
+        end
+        if best_match[:example_group]
+          if best_match[:example]
+            "#{best_match[:example_group].description} #{best_match[:example].description}"
+          else
+            best_match[:example_group].description
+          end
+        else
+          nil
+        end
+      end
+
+    protected
+
+      def consider_example_groups_for_best_match(example_group, file, line_number)
+        parsed_backtrace = parse_backtrace(example_group.registration_backtrace)
+        parsed_backtrace.each do |example_file, example_line|
+          if is_best_match?(file, line_number, example_file, example_line)
+            best_match.clear
+            best_match[:example_group] = example_group
+            best_match[:line] = example_line
+          end
+        end
+      end
+
+      def consider_example_for_best_match(example, example_group, file, line_number)
+        parsed_backtrace = parse_backtrace(example.implementation_backtrace)
+        parsed_backtrace.each do |example_file, example_line|
+          if is_best_match?(file, line_number, example_file, example_line)
+            best_match.clear
+            best_match[:example_group] = example_group
+            best_match[:example] = example
+            best_match[:line] = example_line
+          end
+        end
+      end
+
+      def is_best_match?(file, line_number, example_file, example_line)
+        file == File.expand_path(example_file) &&
+        example_line <= line_number &&
+        example_line > best_match[:line].to_i
+      end
+
+      def parse_backtrace(backtrace)
+        backtrace.collect do |trace_line|
+          split_line = trace_line.split(':')
+          [split_line[0], Integer(split_line[1])]
+        end
+      end
+    end
+  end
+end