1 files changed, 49 insertions, 0 deletions
diff --git a/scripts/external_libs/nose-1.3.4/nose/plugins/failuredetail.py b/scripts/external_libs/nose-1.3.4/nose/plugins/failuredetail.py
new file mode 100755
index 00000000..6462865d
--- /dev/null
+++ b/scripts/external_libs/nose-1.3.4/nose/plugins/failuredetail.py
@@ -0,0 +1,49 @@
+"""
+This plugin provides assert introspection. When the plugin is enabled
+and a test failure occurs, the traceback is displayed with extra context
+around the line in which the exception was raised. Simple variable 
+substitution is also performed in the context output to provide more
+debugging information.
+"""
+    
+from nose.plugins import Plugin
+from nose.pyversion import exc_to_unicode, force_unicode
+from nose.inspector import inspect_traceback
+
+class FailureDetail(Plugin):
+    """
+    Plugin that provides extra information in tracebacks of test failures.
+    """
+    score = 1600 # before capture
+    
+    def options(self, parser, env):
+        """Register commmandline options.
+        """
+        parser.add_option(
+            "-d", "--detailed-errors", "--failure-detail",
+            action="store_true",
+            default=env.get('NOSE_DETAILED_ERRORS'),
+            dest="detailedErrors", help="Add detail to error"
+            " output by attempting to evaluate failed"
+            " asserts [NOSE_DETAILED_ERRORS]")
+
+    def configure(self, options, conf):
+        """Configure plugin.
+        """
+        if not self.can_configure:
+            return
+        self.enabled = options.detailedErrors
+        self.conf = conf
+
+    def formatFailure(self, test, err):
+        """Add detail from traceback inspection to error message of a failure.
+        """
+        ec, ev, tb = err
+        tbinfo, str_ev = None, exc_to_unicode(ev)
+
+        if tb:
+            tbinfo = force_unicode(inspect_traceback(tb))
+            str_ev = '\n'.join([str_ev, tbinfo])
+        test.tbinfo = tbinfo
+        return (ec, str_ev, tb)
+