Start writing tests for the deployment code. Make the copy strategy checkout to a customizable tmpdir, instead of merely using cwd

git-svn-id: http://svn.rubyonrails.org/rails/tools/capistrano@6589 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

CHANGELOG

@@ -1,5 +1,10 @@
 *SVN*
 
+* Make the copy strategy check out to a temporary directory [Jamis Buck]
+
+
+*1.99.0 (2.0 Preview 1)* April 24, 2007
+
 * Add `capify' script to make it easier to prepare a project for deployment using cap [Jamis Buck]
 
 * Make sure the sudo helper understands the SuSE dialect of the sudo password prompt [Steven Wisener]
@@ -18,6 +23,7 @@
 
 * Merged the Configuration and Actor classes, performed various other massive refactorings of the code [Jamis Buck]
 
+
 *1.4.1* (February 24, 2007)
 
 * Use the no-auth-cache option with subversion so that username/password tokens do not get cached by capistrano usage [jonathan]

Rakefile

@@ -50,8 +50,8 @@ end
 
 desc "Publish the beta gem"
 task :pgem => [:package] do 
-  Rake::SshFilePublisher.new("davidhh@wrath.rubyonrails.org", "public_html/gems/gems", "pkg", "#{PKG_FILE_NAME}.gem").upload
-  `ssh davidhh@wrath.rubyonrails.org './gemupdate.sh'`
+  Rake::SshFilePublisher.new("wrath.rubyonrails.org", "public_html/gems/gems", "pkg", "#{PKG_FILE_NAME}.gem").upload
+  `ssh wrath.rubyonrails.org './gemupdate.sh'`
 end
 
 desc "Clean up generated directories and files"

lib/capistrano/recipes/deploy/strategy/copy.rb

@@ -1,5 +1,6 @@
 require 'capistrano/recipes/deploy/strategy/base'
 require 'fileutils'
+require 'tempfile'  # Dir.tmpdir
 
 module Capistrano
   module Deploy
@@ -51,7 +52,7 @@ module Capistrano
           # Returns the basename of the release_path, which will be used to
           # name the local copy and archive file.
           def destination
-            @destination ||= File.basename(configuration[:release_path])
+            @destination ||= File.join(tmpdir, File.basename(configuration[:release_path]))
           end
 
           # Returns the value of the :copy_strategy variable, defaulting to
@@ -74,13 +75,18 @@ module Capistrano
           # Returns the name of the file that the source code will be
           # compressed to.
           def filename
-            @filename ||= "#{destination}.#{compression_extension}"
+            @filename ||= File.join(tmpdir, "#{File.basename(destination)}.#{compression_extension}")
+          end
+
+          # The directory to which the copy should be checked out
+          def tmpdir
+            @tmpdir ||= configuration[:copy_dir] || Dir.tmpdir
           end
 
           # The location on the remote server where the file should be
           # temporarily stored.
           def remote_filename
-            @remote_filename ||= "/tmp/#{filename}"
+            @remote_filename ||= "/tmp/#{File.basename(filename)}"
           end
 
           # The compression method to use, defaults to :gzip.

test/deploy/strategy/copy_test.rb

@@ -0,0 +1,119 @@
+require "#{File.dirname(__FILE__)}/../../utils"
+require 'capistrano/logger'
+require 'capistrano/recipes/deploy/strategy/copy'
+
+class DeployStrategyCopyTest < Test::Unit::TestCase
+  def setup
+    @config = { :logger => Capistrano::Logger.new(:output => StringIO.new),
+                :releases_path => "/u/apps/test/releases",
+                :release_path => "/u/apps/test/releases/1234567890",
+                :real_revision => "154" }
+    @source = mock("source")
+    @config.stubs(:source).returns(@source)
+    @strategy = Capistrano::Deploy::Strategy::Copy.new(@config)
+  end
+
+  def test_deploy_with_defaults_should_use_tar_gz_and_checkout
+    Dir.expects(:tmpdir).returns("/temp/dir")
+    @source.expects(:checkout).with("154", "/temp/dir/1234567890").returns(:local_checkout)
+
+    @strategy.expects(:system).with(:local_checkout)
+    @strategy.expects(:system).with("tar czf /temp/dir/1234567890.tar.gz /temp/dir/1234567890")
+    @strategy.expects(:put).with(:mock_file_contents, "/tmp/1234567890.tar.gz")
+    @strategy.expects(:run).with("cd /u/apps/test/releases && tar xzf /tmp/1234567890.tar.gz && rm /tmp/1234567890.tar.gz")
+
+    mock_file = mock("file")
+    mock_file.expects(:puts).with("154")
+    File.expects(:open).with("/temp/dir/1234567890/REVISION", "w").yields(mock_file)
+    File.expects(:read).with("/temp/dir/1234567890.tar.gz").returns(:mock_file_contents)
+
+    FileUtils.expects(:rm).with("/temp/dir/1234567890.tar.gz")
+    FileUtils.expects(:rm_rf).with("/temp/dir/1234567890")
+
+    @strategy.deploy!
+  end
+
+  def test_deploy_with_export_should_use_tar_gz_and_export
+    Dir.expects(:tmpdir).returns("/temp/dir")
+    @config[:copy_strategy] = :export
+    @source.expects(:export).with("154", "/temp/dir/1234567890").returns(:local_export)
+
+    @strategy.expects(:system).with(:local_export)
+    @strategy.expects(:system).with("tar czf /temp/dir/1234567890.tar.gz /temp/dir/1234567890")
+    @strategy.expects(:put).with(:mock_file_contents, "/tmp/1234567890.tar.gz")
+    @strategy.expects(:run).with("cd /u/apps/test/releases && tar xzf /tmp/1234567890.tar.gz && rm /tmp/1234567890.tar.gz")
+
+    mock_file = mock("file")
+    mock_file.expects(:puts).with("154")
+    File.expects(:open).with("/temp/dir/1234567890/REVISION", "w").yields(mock_file)
+    File.expects(:read).with("/temp/dir/1234567890.tar.gz").returns(:mock_file_contents)
+
+    FileUtils.expects(:rm).with("/temp/dir/1234567890.tar.gz")
+    FileUtils.expects(:rm_rf).with("/temp/dir/1234567890")
+
+    @strategy.deploy!
+  end
+
+  def test_deploy_with_zip_should_use_zip_and_checkout
+    Dir.expects(:tmpdir).returns("/temp/dir")
+    @config[:copy_compression] = :zip
+    @source.expects(:checkout).with("154", "/temp/dir/1234567890").returns(:local_checkout)
+
+    @strategy.expects(:system).with(:local_checkout)
+    @strategy.expects(:system).with("zip -qr /temp/dir/1234567890.zip /temp/dir/1234567890")
+    @strategy.expects(:put).with(:mock_file_contents, "/tmp/1234567890.zip")
+    @strategy.expects(:run).with("cd /u/apps/test/releases && unzip -q /tmp/1234567890.zip && rm /tmp/1234567890.zip")
+
+    mock_file = mock("file")
+    mock_file.expects(:puts).with("154")
+    File.expects(:open).with("/temp/dir/1234567890/REVISION", "w").yields(mock_file)
+    File.expects(:read).with("/temp/dir/1234567890.zip").returns(:mock_file_contents)
+
+    FileUtils.expects(:rm).with("/temp/dir/1234567890.zip")
+    FileUtils.expects(:rm_rf).with("/temp/dir/1234567890")
+
+    @strategy.deploy!
+  end
+
+  def test_deploy_with_bzip2_should_use_zip_and_checkout
+    Dir.expects(:tmpdir).returns("/temp/dir")
+    @config[:copy_compression] = :bzip2
+    @source.expects(:checkout).with("154", "/temp/dir/1234567890").returns(:local_checkout)
+
+    @strategy.expects(:system).with(:local_checkout)
+    @strategy.expects(:system).with("tar cjf /temp/dir/1234567890.tar.bz2 /temp/dir/1234567890")
+    @strategy.expects(:put).with(:mock_file_contents, "/tmp/1234567890.tar.bz2")
+    @strategy.expects(:run).with("cd /u/apps/test/releases && tar xjf /tmp/1234567890.tar.bz2 && rm /tmp/1234567890.tar.bz2")
+
+    mock_file = mock("file")
+    mock_file.expects(:puts).with("154")
+    File.expects(:open).with("/temp/dir/1234567890/REVISION", "w").yields(mock_file)
+    File.expects(:read).with("/temp/dir/1234567890.tar.bz2").returns(:mock_file_contents)
+
+    FileUtils.expects(:rm).with("/temp/dir/1234567890.tar.bz2")
+    FileUtils.expects(:rm_rf).with("/temp/dir/1234567890")
+
+    @strategy.deploy!
+  end
+
+  def test_deploy_with_custom_copy_dir_should_use_that_as_tmpdir
+    Dir.expects(:tmpdir).never
+    @config[:copy_dir] = "/other/path"
+    @source.expects(:checkout).with("154", "/other/path/1234567890").returns(:local_checkout)
+
+    @strategy.expects(:system).with(:local_checkout)
+    @strategy.expects(:system).with("tar czf /other/path/1234567890.tar.gz /other/path/1234567890")
+    @strategy.expects(:put).with(:mock_file_contents, "/tmp/1234567890.tar.gz")
+    @strategy.expects(:run).with("cd /u/apps/test/releases && tar xzf /tmp/1234567890.tar.gz && rm /tmp/1234567890.tar.gz")
+
+    mock_file = mock("file")
+    mock_file.expects(:puts).with("154")
+    File.expects(:open).with("/other/path/1234567890/REVISION", "w").yields(mock_file)
+    File.expects(:read).with("/other/path/1234567890.tar.gz").returns(:mock_file_contents)
+
+    FileUtils.expects(:rm).with("/other/path/1234567890.tar.gz")
+    FileUtils.expects(:rm_rf).with("/other/path/1234567890")
+
+    @strategy.deploy!
+  end
+end