Restored test/unit

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@19739 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 56 insertions, 0 deletions

diff --git a/lib/test/unit/error.rb b/lib/test/unit/error.rb
new file mode 100644
index 000000000..43a813f7d
--- /dev/null
+++ b/lib/test/unit/error.rb
@@ -0,0 +1,56 @@
+#--
+#
+# Author:: Nathaniel Talbott.
+# Copyright:: Copyright (c) 2000-2002 Nathaniel Talbott. All rights reserved.
+# License:: Ruby license.
+
+require 'test/unit/util/backtracefilter'
+
+module Test
+  module Unit
+
+    # Encapsulates an error in a test. Created by
+    # Test::Unit::TestCase when it rescues an exception thrown
+    # during the processing of a test.
+    class Error
+      include Util::BacktraceFilter
+
+      attr_reader(:test_name, :exception)
+
+      SINGLE_CHARACTER = 'E'
+
+      # Creates a new Error with the given test_name and
+      # exception.
+      def initialize(test_name, exception)
+        @test_name = test_name
+        @exception = exception
+      end
+
+      # Returns a single character representation of an error.
+      def single_character_display
+        SINGLE_CHARACTER
+      end
+
+      # Returns the message associated with the error.
+      def message
+        "#{@exception.class.name}: #{@exception.message}"
+      end
+
+      # Returns a brief version of the error description.
+      def short_display
+        "#@test_name: #{message.split("\n")[0]}"
+      end
+
+      # Returns a verbose version of the error description.
+      def long_display
+        backtrace = filter_backtrace(@exception.backtrace).join("\n    ")
+        "Error:\n#@test_name:\n#{message}\n    #{backtrace}"
+      end
+
+      # Overridden to return long_display.
+      def to_s
+        long_display
+      end
+    end
+  end
+end