Tim Scott's solution to rspec_viking

.rspec

@@ -0,0 +1,2 @@
+--color
+--require spec_helper

README.md

@@ -1,6 +1,8 @@
 assignment_rspec_ruby_sprint
 ============================
+### by Tim Scott
+
 
 Testing, testing, 1, 2, 3
 
-[A Ruby and RSpec testing assignment from the Viking Code School](http://www.vikingcodeschool.com)
+[A Ruby and RSpec testing assignment from the Viking Code School](http://www.vikingcodeschool.com)

lib/viking.rb

@@ -68,15 +68,15 @@ def check_death
 end
 
 # Run script
-oleg = Viking.new("Oleg")
-sven = Viking.new("Sven")
-oleg.attack(sven)
-oleg.pick_up_weapon(Bow.new(2))
-3.times { oleg.attack(sven) }
-sven.attack(oleg)
-sven.pick_up_weapon(Axe.new)
-3.times {sven.attack(oleg)}
-puts "\nInspecting vikings:\n"
-puts oleg.inspect
-puts sven.inspect
-puts "\n...thanks for playing.\n\n"
+#oleg = Viking.new("Oleg")
+#sven = Viking.new("Sven")
+#oleg.attack(sven)
+#oleg.pick_up_weapon(Bow.new(2))
+#3.times { oleg.attack(sven) }
+#sven.attack(oleg)
+#sven.pick_up_weapon(Axe.new)
+#3.times {sven.attack(oleg)}
+#puts "\nInspecting vikings:\n"
+#puts oleg.inspect
+#puts sven.inspect
+#puts "\n...thanks for playing.\n\n"

lib/warmup.rb

@@ -1,36 +1,36 @@
 class Warmup
- 
+
   # This is a user input and command-line-output
   #   test.  You need to stub out `gets` to make it work
   # And can stub out `puts` just for fun
   def gets_shout
     shout = gets.chomp.upcase
 
     # This is a side effect. Test it if you'd like!
-    # (optional).  
+    # (optional).
     puts shout
 
     return shout
   end
-  
+
 
   # For your spec for this one, pass in a plain old double
   #   that can accept a #size method and return something
-  # Otherwise, treat is as any other test (this should be
+  # Otherwise, treat it is as any other test (this should be
   #   an equality test, e.g. expect(...).to eq(...))
   def triple_size(array)
     return array.size * 3
   end
 
-  
+
   # Tricky! This method has side effects.  Pay attention to
   #   which object each method is called on.  Remember that
   #   "bang!" methods are in-place (destructive).
   #
   # For this method, write separate tests to show:
   #   1. The string you pass in receives the #upcase!
-  #       method call, 
-  #   2. The string you pass in receives the #reverse! 
+  #       method call,
+  #   2. The string you pass in receives the #reverse!
   #      method call,
   #   3. Your method actually returns a completely different
   #       object than the one you passed in

spec/bow_spec.rb

@@ -1 +1,33 @@
-# Your code here
+# Your code here
+require 'weapons/bow'
+
+describe Bow do
+  let(:bow) { Bow.new }
+
+  describe '#arrows' do
+    it 'is readable' do
+      expect{ bow.arrows }.to_not raise_error
+    end
+
+    it 'starts with default number of arrows' do
+      expect(bow.arrows).to eq(10)
+    end
+
+    it 'starts with the number of arrows passed in' do
+      big_bow = Bow.new(20)
+      expect(big_bow.arrows).to eq(20)
+    end
+  end
+
+  describe '#use' do
+    it 'reduces arrows by 1' do
+      bow.use
+      expect(bow.arrows).to eq(9)
+    end
+
+    it 'throws an error if no arrows' do
+      10.times { bow.use }
+      expect { bow.use }.to raise_error('Out of arrows')
+    end
+  end
+end

spec/spec_helper.rb

@@ -0,0 +1,103 @@
+# This file was generated by the `rspec --init` command. Conventionally, all
+# specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
+# The generated `.rspec` file contains `--require spec_helper` which will cause
+# this file to always be loaded, without a need to explicitly require it in any
+# files.
+#
+# Given that it is always loaded, you are encouraged to keep this file as
+# light-weight as possible. Requiring heavyweight dependencies from this file
+# will add to the boot time of your test suite on EVERY test run, even for an
+# individual file that may not need all of that loaded. Instead, consider making
+# a separate helper file that requires the additional dependencies and performs
+# the additional setup, and require it from the spec files that actually need
+# it.
+#
+# The `.rspec` file also contains a few flags that are not defaults but that
+# users commonly want.
+#
+# See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
+RSpec.configure do |config|
+  # rspec-expectations config goes here. You can use an alternate
+  # assertion/expectation library such as wrong or the stdlib/minitest
+  # assertions if you prefer.
+  config.expect_with :rspec do |expectations|
+    # This option will default to `true` in RSpec 4. It makes the `description`
+    # and `failure_message` of custom matchers include text for helper methods
+    # defined using `chain`, e.g.:
+    #     be_bigger_than(2).and_smaller_than(4).description
+    #     # => "be bigger than 2 and smaller than 4"
+    # ...rather than:
+    #     # => "be bigger than 2"
+    expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+  end
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    mocks.verify_partial_doubles = true
+  end
+
+  # This option will default to `:apply_to_host_groups` in RSpec 4 (and will
+  # have no way to turn it off -- the option exists only for backwards
+  # compatibility in RSpec 3). It causes shared context metadata to be
+  # inherited by the metadata hash of host groups and examples, rather than
+  # triggering implicit auto-inclusion in groups with matching metadata.
+  config.shared_context_metadata_behavior = :apply_to_host_groups
+
+# The settings below are suggested to provide a good initial experience
+# with RSpec, but feel free to customize to your heart's content.
+=begin
+  # This allows you to limit a spec run to individual examples or groups
+  # you care about by tagging them with `:focus` metadata. When nothing
+  # is tagged with `:focus`, all examples get run. RSpec also provides
+  # aliases for `it`, `describe`, and `context` that include `:focus`
+  # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
+  config.filter_run_when_matching :focus
+
+  # Allows RSpec to persist some state between runs in order to support
+  # the `--only-failures` and `--next-failure` CLI options. We recommend
+  # you configure your source control system to ignore this file.
+  config.example_status_persistence_file_path = "spec/examples.txt"
+
+  # Limits the available syntax to the non-monkey patched syntax that is
+  # recommended. For more details, see:
+  #   - http://rspec.info/blog/2012/06/rspecs-new-expectation-syntax/
+  #   - http://www.teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
+  #   - http://rspec.info/blog/2014/05/notable-changes-in-rspec-3/#zero-monkey-patching-mode
+  config.disable_monkey_patching!
+
+  # This setting enables warnings. It's recommended, but in some cases may
+  # be too noisy due to issues in dependencies.
+  config.warnings = true
+
+  # Many RSpec users commonly either run the entire suite or an individual
+  # file, and it's useful to allow more verbose output when running an
+  # individual spec file.
+  if config.files_to_run.one?
+    # Use the documentation formatter for detailed output,
+    # unless a formatter has already been configured
+    # (e.g. via a command-line flag).
+    config.default_formatter = 'doc'
+  end
+
+  # Print the 10 slowest examples and example groups at the
+  # end of the spec run, to help surface which specs are running
+  # particularly slow.
+  config.profile_examples = 10
+
+  # Run specs in random order to surface order dependencies. If you find an
+  # order dependency and want to debug it, you can fix the order by providing
+  # the seed, which is printed after each run.
+  #     --seed 1234
+  config.order = :random
+
+  # Seed global randomization in this process using the `--seed` CLI option.
+  # Setting this allows you to use `--seed` to deterministically reproduce
+  # test failures related to randomization by passing the same `--seed` value
+  # as the one that triggered the failure.
+  Kernel.srand config.seed
+=end
+end

spec/viking_spec.rb

@@ -1 +1,131 @@
-# Your code here
+# Your code here
+require 'viking'
+
+describe Viking do
+  let(:viking) { Viking.new }
+  let(:bow) { Bow.new }
+  let(:axe) { Axe.new }
+  let(:fists) { Fists.new }
+  let(:little_viking) { Viking.new }
+
+  describe '#name' do
+    it 'correctly sets name attribute' do
+      new_viking = Viking.new('Tim')
+      expect(new_viking.name).to eq('Tim')
+    end
+  end
+
+  describe '#health' do
+    it 'correctly sets health attribute' do
+      sick_viking = Viking.new('Tim', 50)
+      expect(sick_viking.health).to eq(50)
+    end
+    it 'cannot be overwritten after it has been set' do
+      expect { viking.health = 200 }.to raise_error(NoMethodError)
+    end
+  end
+
+  describe '#weapon' do
+    it 'starts nil by default' do
+      expect(viking.weapon).to eq(nil)
+    end
+  end
+
+  describe '#pick_up_weapon' do
+    it 'sets weapon to picked up weapon' do
+      viking.pick_up_weapon(bow)
+      expect(viking.weapon).to eq(bow)
+    end
+    it 'raises error when picking up non-weapon' do
+      expect{ viking.pick_up_weapon('hamburger') }.to raise_error("Can't pick up that thing")
+    end
+    it 'replaces old weapon with new weapon' do
+      viking.pick_up_weapon(bow)
+      viking.pick_up_weapon(axe)
+      expect(viking.weapon).to eq(axe)
+    end
+  end
+
+  describe '#drop_weapon' do
+    it 'leaves the viking weaponless' do
+      viking.pick_up_weapon(bow)
+      viking.drop_weapon
+      expect(viking.weapon).to eq(nil)
+    end
+  end
+
+  describe '#receive_attack' do
+    it "reduces Viking's health correct amount" do
+      viking.receive_attack(10)
+      expect(viking.health).to eq(90)
+    end
+    it 'calls the #take_damage method' do
+      expect(viking).to receive(:take_damage)
+      viking.receive_attack(10)
+    end
+  end
+
+  describe '#attack' do
+    context 'when attacking another viking' do
+      it "decreases the attacked viking's health" do
+        viking.attack(little_viking)
+        expect(little_viking.health).to be <(100)
+      end
+      it "calls that viking's #take_damage method" do
+        expect(little_viking).to receive(:take_damage)
+        viking.attack(little_viking)
+      end
+    end
+    context "when attacking with no weapon" do
+      it "runs #damage_with_fists" do
+        expect(viking).to receive(:damage_with_fists).and_return(10)
+        viking.attack(little_viking)
+      end
+      it "deals Fists multiplier times strength damage" do
+        multiplier = 0.25
+        strength = viking.strength
+        health = viking.health
+        viking.attack(little_viking)
+        difference = health - little_viking.health
+        product = multiplier * strength
+        expect(difference).to eq(product)
+      end
+    end
+    context "when attacking with a weapon" do
+      it "runs #damage_with_weapon" do
+        allow(viking).to receive(:damage_with_weapon).and_return(55)
+        expect(viking).to receive(:damage_with_weapon)
+        viking.pick_up_weapon(axe)
+        viking.attack(little_viking)
+      end
+      it "deals damage equal to strength * multiplier" do
+        viking.pick_up_weapon(axe)
+        multiplier = 1
+        strength = viking.strength
+        health = little_viking.health
+        viking.attack(little_viking)
+        difference = health - little_viking.health
+        product = multiplier * strength
+        expect(difference).to eq(product)
+      end
+    end
+    context "when attacking with a bow" do
+      it "uses fists when enough arrows aren't available" do
+        10.times { bow.use }
+        viking.pick_up_weapon(bow)
+        expect(little_viking).to_not receive(:damage_with_fists)
+        viking.attack(little_viking)
+      end
+    end
+
+    describe '#check_death' do
+      context "when killing a viking" do
+        it 'raises an error' do
+          expect do
+             100.times { viking.attack(little_viking) }.to raise_error("#{little_viking.name} has Died...")
+          end
+        end
+      end
+    end
+  end
+end

spec/warmup_spec.rb

@@ -0,0 +1,37 @@
+require 'warmup'
+
+describe Warmup do
+  let(:warmup) { Warmup.new }
+
+  describe "#gets_shout" do
+    it "returns a shouted message" do
+    allow(warmup).to receive(:gets).and_return('hey, world')
+    expect(warmup.gets_shout).to eq("HEY, WORLD")
+    end
+  end
+
+  describe '#triple_size' do
+    it 'returns three times the size of the array' do
+      array = double(size: 5)
+
+      expect(warmup.triple_size(array)).to eq(15)
+    end
+  end
+
+  describe '#calls_some_methods' do
+    let(:loud_string) { double(reverse!: "OLLEH") }
+    let(:string) { double(empty?: false, upcase!: loud_string, reverse!: "OLLEH") }
+
+    it 'receives the #upcase! method call' do
+      expect(string).to receive(:upcase!)
+      warmup.calls_some_methods(string)
+    end
+    it 'receives the #reverse! method call' do
+      expect(loud_string).to receive(:reverse!)
+      warmup.calls_some_methods(string)
+    end
+    it 'returns a completely different object' do
+      expect(warmup.calls_some_methods(string)).to_not eq(string)
+    end
+  end
+end