Add new Boost Test results XML parser

aggregate/boost_test_parser.rb

@@ -10,6 +10,14 @@ def initialize(fn)
   end
 
   def each_test
+    # Boost actually uses two slightly different formats: old and
+    # new. Instead of trying to detect which one we have, we actually
+    # just try both.
+    each_from_old_boost_format { |tr| yield tr }
+    each_from_new_boost_format { |tr| yield tr }
+  end
+
+  def each_from_old_boost_format
     @doc.root.elements.each('TestSuite') { |ts|
       ts.elements.each('TestCase') { |tc|
         name = tc.attribute('name').value
@@ -48,4 +56,43 @@ def each_test
       }
     }
   end
+
+  def each_from_new_boost_format
+    @doc.root.elements.each('testcase') { |tc|
+      name = tc.attribute('name').value
+
+      raise "Unable to parse name: \"#{name}\"" unless name =~ /^test_(.*?)$/
+      name = underscore_to_ucamelcase($1)
+
+      failures = []
+      tc.elements.each('failure') { |err|
+        failures << TestResult::Failure.new(
+          nil, # filename
+          nil, # line
+          err.text,
+          nil
+        )
+      }
+
+      tc.elements.each('error') { |err|
+        failures << TestResult::Failure.new(
+          nil, # filename
+          nil, # line
+          err.text,
+          nil
+        )
+      }
+
+      if failures.empty?
+        status = :passed
+        failure = nil
+      else
+        status = :failed
+        failure = failures[0]
+      end
+
+      tr = TestResult.new(name, status, tc.attribute('time').value.to_f, failure)
+      yield tr
+    }
+  end
 end