capistrano/test/deploy/scm/git_test.rb

require "utils"
require 'capistrano/recipes/deploy/scm/git'

class DeploySCMGitTest < Test::Unit::TestCase
  class TestSCM < Capistrano::Deploy::SCM::Git
    default_command "git"
  end

  def setup
    @config = { :repository => "." }
    def @config.exists?(name); key?(name); end

    @source = TestSCM.new(@config)
  end

  def test_head
    assert_equal "HEAD", @source.head
    
    # With :branch
    @config[:branch] = "master"
    assert_equal "master", @source.head
  end

  def test_origin
    assert_equal "origin", @source.origin
    @config[:remote] = "username"
    assert_equal "username", @source.origin
  end

  def test_checkout
    @config[:repository] = "git@somehost.com:project.git"
    dest = "/var/www"
    rev = 'c2d9e79'
    assert_equal "git clone git@somehost.com:project.git /var/www && cd /var/www && git checkout -b deploy #{rev}", @source.checkout(rev, dest)

    # With :scm_command
    git = "/opt/local/bin/git"
    @config[:scm_command] = git
    assert_equal "#{git} clone git@somehost.com:project.git /var/www && cd /var/www && #{git} checkout -b deploy #{rev}", @source.checkout(rev, dest)
  end

  def test_diff
    assert_equal "git diff master", @source.diff('master')
    assert_equal "git diff master..branch", @source.diff('master', 'branch')
  end

  def test_log
    assert_equal "git log master..", @source.log('master')
    assert_equal "git log master..branch", @source.log('master', 'branch')
  end

  def test_query_revision
    revision = @source.query_revision('HEAD') do |o|
      assert_equal "git ls-remote . HEAD", o
      "d11006102c07c94e5d54dd0ee63dca825c93ed61\tHEAD"
    end
    assert_equal "d11006102c07c94e5d54dd0ee63dca825c93ed61", revision
  end

  def test_query_revision_deprecation_error
    assert_raise(ArgumentError) do
      revision = @source.query_revision('origin/release') {}
    end
  end

  def test_command_should_be_backwards_compatible
    # 1.x version of this module used ":git", not ":scm_command"
    @config[:git] = "/srv/bin/git"
    assert_equal "/srv/bin/git", @source.command
  end

  def test_sync
    dest = "/var/www"
    rev = 'c2d9e79'
    assert_equal "cd #{dest} && git fetch origin && git reset --hard #{rev}", @source.sync(rev, dest)

    # With :scm_command
    git = "/opt/local/bin/git"
    @config[:scm_command] = git
    assert_equal "cd #{dest} && #{git} fetch origin && #{git} reset --hard #{rev}", @source.sync(rev, dest)
  end

  def test_sync_with_remote
    dest = "/var/www"
    rev = 'c2d9e79'
    remote = "username"
    repository = "git@somehost.com:project.git"

    @config[:repository] = repository
    @config[:remote] = remote

    assert_equal "cd #{dest} && git config remote.#{remote}.url #{repository} && git config remote.#{remote}.fetch +refs/heads/*:refs/remotes/#{remote}/* && git fetch #{remote} && git reset --hard #{rev}", @source.sync(rev, dest)
  end

  def test_shallow_clone
    @config[:repository] = "git@somehost.com:project.git"
    @config[:git_shallow_clone] = 1
    dest = "/var/www"
    rev = 'c2d9e79'
    assert_equal "git clone --depth 1 git@somehost.com:project.git /var/www && cd /var/www && git checkout -b deploy #{rev}", @source.checkout(rev, dest)
  end

  def test_remote_clone
    @config[:repository] = "git@somehost.com:project.git"
    @config[:remote] = "username"
    dest = "/var/www"
    rev = 'c2d9e79'
    assert_equal "git clone -o username git@somehost.com:project.git /var/www && cd /var/www && git checkout -b deploy #{rev}", @source.checkout(rev, dest)
  end

  # Tests from base_test.rb, makin' sure we didn't break anything up there!
  def test_command_should_default_to_default_command
    assert_equal "git", @source.command
    @source.local { assert_equal "git", @source.command }
  end

  def test_command_should_use_scm_command_if_available
    @config[:scm_command] = "/opt/local/bin/git"
    assert_equal "/opt/local/bin/git", @source.command
  end

  def test_command_should_use_scm_command_in_local_mode_if_local_scm_command_not_set
    @config[:scm_command] = "/opt/local/bin/git"
    @source.local { assert_equal "/opt/local/bin/git", @source.command }
  end

  def test_command_should_use_local_scm_command_in_local_mode_if_local_scm_command_is_set
    @config[:scm_command] = "/opt/local/bin/git"
    @config[:local_scm_command] = "/usr/local/bin/git"
    assert_equal "/opt/local/bin/git", @source.command
    @source.local { assert_equal "/usr/local/bin/git", @source.command }
  end

  def test_command_should_use_default_if_scm_command_is_default
    @config[:scm_command] = :default
    assert_equal "git", @source.command
  end

  def test_command_should_use_default_in_local_mode_if_local_scm_command_is_default
    @config[:scm_command] = "/foo/bar/git"
    @config[:local_scm_command] = :default
    @source.local { assert_equal "git", @source.command }
  end

  def test_local_mode_proxy_should_treat_messages_as_being_in_local_mode
    @config[:scm_command] = "/foo/bar/git"
    @config[:local_scm_command] = :default
    assert_equal "git", @source.local.command
    assert_equal "/foo/bar/git", @source.command
  end
end