port `checkout` tests to cukes

features/checkout.feature

+Feature: hub checkout <PULLREQ-URL>
+  Background:
+    Given I am in "git://github.com/mojombo/jekyll.git" git repo
+    And I am "mislav" on github.com with OAuth token "OTOKEN"
+
+  Scenario: Unchanged command
+    When I run `hub checkout master`
+    Then "git checkout master" should be run
+
+  Scenario: Checkout a pull request
+    Given the GitHub API server:
+      """
+      get('/repos/mojombo/jekyll/pulls/77') {
+        json :head => {
+          :label => 'mislav:fixes',
+          :repo => { :private => false }
+        }
+      }
+      """
+    When I run `hub checkout -f https://github.com/mojombo/jekyll/pull/77 -q`
+    Then "git remote add -f -t fixes mislav git://github.com/mislav/jekyll.git" should be run
+    And "git checkout -f --track -B mislav-fixes mislav/fixes -q" should be run
+
+  Scenario: Custom name for new branch
+    Given the GitHub API server:
+      """
+      get('/repos/mojombo/jekyll/pulls/77') {
+        json :head => {
+          :label => 'mislav:fixes',
+          :repo => { :private => false }
+        }
+      }
+      """
+    When I run `hub checkout https://github.com/mojombo/jekyll/pull/77 fixes-from-mislav`
+    Then "git remote add -f -t fixes mislav git://github.com/mislav/jekyll.git" should be run
+    And "git checkout --track -B fixes-from-mislav mislav/fixes" should be run
+
+  Scenario: Private pull request
+    Given the GitHub API server:
+      """
+      get('/repos/mojombo/jekyll/pulls/77') {
+        json :head => {
+          :label => 'mislav:fixes',
+          :repo => { :private => true }
+        }
+      }
+      """
+    When I run `hub checkout -f https://github.com/mojombo/jekyll/pull/77 -q`
+    Then "git remote add -f -t fixes mislav git@github.com:mislav/jekyll.git" should be run
+    And "git checkout -f --track -B mislav-fixes mislav/fixes -q" should be run
+
+  Scenario: Custom name for new branch
+    Given the GitHub API server:
+      """
+      get('/repos/mojombo/jekyll/pulls/77') {
+        json :head => {
+          :label => 'mislav:fixes',
+          :repo => { :private => false }
+        }
+      }
+      """
+    When I run `hub checkout https://github.com/mojombo/jekyll/pull/77 fixes-from-mislav`
+    Then "git remote add -f -t fixes mislav git://github.com/mislav/jekyll.git" should be run
+    And "git checkout --track -B fixes-from-mislav mislav/fixes" should be run
+
+  Scenario: Remote for user already exists
+    Given the GitHub API server:
+      """
+      get('/repos/mojombo/jekyll/pulls/77') {
+        json :head => {
+          :label => 'mislav:fixes',
+          :repo => { :private => false }
+        }
+      }
+      """
+    And the "mislav" remote has url "git://github.com/mislav/jekyll.git"
+    When I run `hub checkout https://github.com/mojombo/jekyll/pull/77`
+    Then "git remote set-branches --add mislav fixes" should be run
+    And "git fetch mislav +refs/heads/fixes:refs/remotes/mislav/fixes" should be run
+    And "git checkout --track -B mislav-fixes mislav/fixes" should be run

test/hub_test.rb

@@ -444,49 +444,6 @@ class HubTest < Test::Unit::TestCase
     assert_output expected, "pull-request hereyougo -b feature -f"
   end
 
-  def test_checkout_no_changes
-    assert_forwarded "checkout master"
-  end
-
-  def test_checkout_pullrequest
-    stub_request(:get, "https://api.github.com/repos/defunkt/hub/pulls/73").
-      to_return(:body => mock_pull_response('blueyed:feature'))
-
-    assert_commands 'git remote add -f -t feature blueyed git://github.com/blueyed/hub.git',
-      'git checkout -f --track -B blueyed-feature blueyed/feature -q',
-      "checkout -f https://github.com/defunkt/hub/pull/73/files -q"
-  end
-
-  def test_checkout_private_pullrequest
-    stub_request(:get, "https://api.github.com/repos/defunkt/hub/pulls/73").
-      to_return(:body => mock_pull_response('blueyed:feature', :private))
-
-    assert_commands 'git remote add -f -t feature blueyed git@github.com:blueyed/hub.git',
-      'git checkout --track -B blueyed-feature blueyed/feature',
-      "checkout https://github.com/defunkt/hub/pull/73/files"
-  end
-
-  def test_checkout_pullrequest_custom_branch
-    stub_request(:get, "https://api.github.com/repos/defunkt/hub/pulls/73").
-      to_return(:body => mock_pull_response('blueyed:feature'))
-
-    assert_commands 'git remote add -f -t feature blueyed git://github.com/blueyed/hub.git',
-      'git checkout --track -B review blueyed/feature',
-      "checkout https://github.com/defunkt/hub/pull/73/files review"
-  end
-
-  def test_checkout_pullrequest_existing_remote
-    stub_command_output 'remote', "origin\nblueyed"
-
-    stub_request(:get, "https://api.github.com/repos/defunkt/hub/pulls/73").
-      to_return(:body => mock_pull_response('blueyed:feature'))
-
-    assert_commands 'git remote set-branches --add blueyed feature',
-      'git fetch blueyed +refs/heads/feature:refs/remotes/blueyed/feature',
-      'git checkout --track -B blueyed-feature blueyed/feature',
-      "checkout https://github.com/defunkt/hub/pull/73/files"
-  end
-
   def test_version
     out = hub('--version')
     assert_includes "git version 1.7.0.4", out