From 2af41fc0367920f7ac6274e057d67b977800ca00 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Thu, 17 Feb 2005 20:12:27 +0000
Subject: Added 'recent' as a rake target that'll run tests for files that
 changed in the last 10 minutes #612 [bitsweat]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@656 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 railties/CHANGELOG      |  2 ++
 railties/fresh_rakefile | 40 +++++++++++++++++++++++++++++++++++-----
 2 files changed, 37 insertions(+), 5 deletions(-)

diff --git a/railties/CHANGELOG b/railties/CHANGELOG
index 7ba9dc09e9..8bea71c1a2 100644
--- a/railties/CHANGELOG
+++ b/railties/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Added 'recent' as a rake target that'll run tests for files that changed in the last 10 minutes #612 [bitsweat]
+
 * Changed script/console to default to development environment and drop --no-inspect #650 [bitsweat]
 
 * Added that the 'fixture :posts' syntax can be used for has_and_belongs_to_many fixtures where a model doesn't exist #572 [bitsweat]
diff --git a/railties/fresh_rakefile b/railties/fresh_rakefile
index 00086edb0f..c412d99c12 100755
--- a/railties/fresh_rakefile
+++ b/railties/fresh_rakefile
@@ -3,17 +3,46 @@ require 'rake/testtask'
 require 'rake/rdoctask'
 
 $VERBOSE = nil
-
-require File.dirname(__FILE__) + '/config/environment'
-require 'code_statistics'
+TEST_CHANGES_SINCE = Time.now - 600
 
 desc "Run all the tests on a fresh test database"
 task :default => [ :test_units, :test_functional ]
 
+
+desc 'Require application environment.'
+task :environment do
+  unless defined? RAILS_ROOT
+    require File.dirname(__FILE__) + '/config/environment'
+  end
+end
+
 desc "Generate API documentatio, show coding stats"
 task :doc => [ :appdoc, :stats ]
 
 
+# Look up tests for recently modified sources.
+def recent_tests(source_pattern, test_path, touched_since = 10.minutes.ago)
+  FileList[source_pattern].map do |path|
+    if File.mtime(path) > touched_since
+      test = "#{test_path}/#{File.basename(path, '.rb')}_test.rb"
+      test if File.exists?(test)
+    end
+  end.compact
+end
+
+desc 'Test recent changes.'
+Rake::TestTask.new('recent') do |t|
+  since = TEST_CHANGES_SINCE
+  touched = FileList['test/**/*_test.rb'].select { |path| File.mtime(path) > since } +
+    recent_tests('app/models/*.rb', 'test/unit', since) +
+    recent_tests('app/controllers/*.rb', 'test/functional', since)
+
+  t.libs << 'test'
+  t.verbose = true
+  t.test_files = touched.uniq
+end
+task :test_recent => [ :clone_structure_to_test ]
+
 desc "Run the unit tests in test/unit"
 Rake::TestTask.new("test_units") { |t|
   t.libs << "test"
@@ -64,6 +93,7 @@ Rake::RDocTask.new("apidoc") { |rdoc|
 
 desc "Report code statistics (KLOCs, etc) from the application"
 task :stats do
+  require 'code_statistics'
   CodeStatistics.new(
     ["Helpers", "app/helpers"], 
     ["Controllers", "app/controllers"], 
@@ -93,7 +123,7 @@ task :clone_structure_to_test => [ :db_structure_dump, :purge_test_database ] do
 end
 
 desc "Dump the database structure to a SQL file"
-task :db_structure_dump do
+task :db_structure_dump => :environment do
   abcs = ActiveRecord::Base.configurations
   case abcs[RAILS_ENV]["adapter"] 
     when "mysql"
@@ -109,7 +139,7 @@ task :db_structure_dump do
 end
 
 desc "Empty the test database"
-task :purge_test_database do
+task :purge_test_database => :environment do
   abcs = ActiveRecord::Base.configurations
   case abcs["test"]["adapter"]
     when "mysql"
-- 
cgit v1.2.3