From ae0014f2c274909f5bc88cf593a46b65b9676ed2 Mon Sep 17 00:00:00 2001
From: Antonio Terceiro <terceiro@colivre.coop.br>
Date: Mon, 27 Oct 2014 15:46:20 -0200
Subject: [PATCH] Add ci:smoke Rake task for CI environments

---
 lib/tasks/ci.rake | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+), 0 deletions(-)
 create mode 100644 lib/tasks/ci.rake

diff --git a/lib/tasks/ci.rake b/lib/tasks/ci.rake
new file mode 100644
index 0000000..d7a5668
--- /dev/null
+++ b/lib/tasks/ci.rake
@@ -0,0 +1,30 @@
+namespace :ci do
+
+  desc 'Continuous integration smoke test'
+  task :smoke do
+    if ENV['HEAD'] && ENV['PREV_HEAD']
+      from = ENV['PREV_HEAD']
+      to = ENV['HEAD']
+      changed_files = `git diff --name-only #{from}..#{to}`.split
+
+      # explicitly changed tests
+      tests = changed_files.select { |f| f =~ /test\/.*_test\.rb$/ }
+      features = changed_files.select { |f| f =~ /\.feature$/ }
+
+      # match changed code files to their respective tests
+      changed_files.each do |f|
+        if f =~ /^(app|lib)\//
+          basename = File.basename(f, '.rb')
+          Dir.glob("test/**/#{basename}_test.rb").each do |t|
+            tests << t unless tests.include?(t)
+          end
+        end
+      end
+
+      sh 'testrb', *tests unless tests.empty?
+      sh 'cucumber', *features unless features.empty?
+      sh 'cucumber', '-p', 'selenium', *features unless features.empty?
+    end
+  end
+
+end
--
libgit2 0.21.2