Update fail-fast integration tests

Author: jackscotti

features/command_line/fail_fast.feature

@@ -3,17 +3,29 @@ Feature: `--fail-fast` option
   Use the `--fail-fast` option to tell RSpec to stop running the test suite on
   the first failed test.
 
-  You may also specify `--no-fail-fast` to turn it off (default behaviour).
+  You may add a parameter to tell RSpec to stop running the test suite after N
+  failed tests, for example: `--fail-fast=3`.
+
+  You can also specify `--no-fail-fast` to turn it off (default behaviour).
 
   Background:
     Given a file named "fail_fast_spec.rb" with:
       """ruby
       RSpec.describe "fail fast" do
         it "passing test" do; end
-        it "failing test" do
+        it "1st failing test" do
+          fail
+        end
+        it "2nd failing test" do
+          fail
+        end
+        it "3rd failing test" do
           fail
         end
-        it "this should not be run" do; end
+        it "4th failing test" do
+          fail
+        end
+        it "passing test" do; end
       end
       """
 
@@ -22,6 +34,11 @@ Feature: `--fail-fast` option
     Then the output should contain ".F"
     Then the output should not contain ".F."
 
+  Scenario: Using `--fail-fast=3`
+    When I run `rspec . --fail-fast=3`
+    Then the output should contain ".FFF"
+    Then the output should not contain ".FFFF."
+
   Scenario: Using `--no-fail-fast`
     When I run `rspec . --no-fail-fast`
-    Then the output should contain ".F."
+    Then the output should contain ".FFFF."

features/configuration/fail_fast.feature

@@ -1,19 +1,13 @@
 Feature: fail fast
 
-  Use the `fail_fast` option to tell RSpec to abort the run on first failure:
+  Use the `fail_fast` option to tell RSpec to abort the run on after N failures:
 
-  ```ruby
-  RSpec.configure { |c| c.fail_fast = true }
-  ```
-
-  Background:
+  Scenario: `fail_fast` with no failures (runs all examples)
     Given a file named "spec/spec_helper.rb" with:
       """ruby
-      RSpec.configure {|c| c.fail_fast = true}
+      RSpec.configure {|c| c.fail_fast = 1}
       """
-
-  Scenario: `fail_fast` with no failures (runs all examples)
-    Given a file named "spec/example_spec.rb" with:
+    And a file named "spec/example_spec.rb" with:
       """ruby
       RSpec.describe "something" do
         it "passes" do
@@ -27,7 +21,11 @@ Feature: fail fast
     Then the examples should all pass
 
   Scenario: `fail_fast` with first example failing (only runs the one example)
-    Given a file named "spec/example_spec.rb" with:
+    Given a file named "spec/spec_helper.rb" with:
+      """ruby
+      RSpec.configure {|c| c.fail_fast = 1}
+      """
+    And a file named "spec/example_spec.rb" with:
       """ruby
       require "spec_helper"
       RSpec.describe "something" do
@@ -43,7 +41,11 @@ Feature: fail fast
     Then the output should contain "1 example, 1 failure"
 
   Scenario: `fail_fast` with multiple files, second example failing (only runs the first two examples)
-    Given a file named "spec/example_1_spec.rb" with:
+    Given a file named "spec/spec_helper.rb" with:
+      """ruby
+      RSpec.configure {|c| c.fail_fast = 1}
+      """
+    And a file named "spec/example_1_spec.rb" with:
       """ruby
       require "spec_helper"
       RSpec.describe "something" do
@@ -77,3 +79,31 @@ Feature: fail fast
       """
     When I run `rspec spec`
     Then the output should contain "2 examples, 1 failure"
+
+
+  Scenario: `fail_fast 2` with 1st and 3rd examples failing (only runs the first 3 examples)
+    Given a file named "spec/spec_helper.rb" with:
+      """ruby
+      RSpec.configure {|c| c.fail_fast = 2}
+      """
+    And a file named "spec/example_spec.rb" with:
+      """ruby
+      require "spec_helper"
+      RSpec.describe "something" do
+        it "fails once" do
+          fail
+        end
+
+        it "passes once" do
+        end
+
+        it "fails twice" do
+          fail
+        end
+
+        it "passes" do
+        end
+      end
+      """
+    When I run `rspec spec/example_spec.rb -fd`
+    Then the output should contain "3 examples, 2 failures"