From 39032c359f01a5e397fce2eb8326b961c9673607 Mon Sep 17 00:00:00 2001
From: Darrell Bishop <darrell@swiftstack.com>
Date: Wed, 27 Nov 2013 12:07:42 -0500
Subject: [PATCH] Add HTML reporting for test branch coverage.

When including branch coverage results, also generate HTML reports into
a "cover" subdirectory under the directory in which .unittests resides
(i.e. known location at the top of the swift tree).

Change-Id: I493d74f38755f7bf0d7043052585efb27840b238
---
 .unittests | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/.unittests b/.unittests
index 4b33e00558..ffce146d6b 100755
--- a/.unittests
+++ b/.unittests
@@ -1,12 +1,16 @@
 #!/bin/bash
 
+TOP_DIR=$(dirname $(python -c 'import os,sys;print os.path.realpath(sys.argv[1])' $0))
+
 python -c 'from distutils.version import LooseVersion as Ver; import nose, sys; sys.exit(0 if Ver(nose.__version__) >= Ver("1.2.0") else 1)'
 if [ $? != 0 ]; then
     cover_branches=""
 else
-    cover_branches="--cover-branches"
+    # Having the HTML reports is REALLY useful for achieving 100% branch
+    # coverage.
+    cover_branches="--cover-branches --cover-html --cover-html-dir=$TOP_DIR/cover"
 fi
-cd $(dirname $0)/test/unit
+cd $TOP_DIR/test/unit
 nosetests --exe --with-coverage --cover-package swift. --cover-erase $cover_branches $@
 rvalue=$?
 rm -f .coverage