complete

Gemfile

@@ -0,0 +1 @@
+gem 'rspec'

Gemfile.lock

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+GEM
+  specs:
+    diff-lcs (1.3)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.8.0)
+    rspec-mocks (3.8.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  rspec
+
+BUNDLED WITH
+   2.0.1

lib/count_words.rb

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+class Count_Words
+    attr_reader :book
+
+    def initialize
+        @book = Hash.new(0)
+    end
+
+    def count_words(input_string)
+        input_string.scan(/\w+/).each do |word|
+            @book[word.downcase]+=1
+        end
+    end
+
+    def order_book_by_count
+        @book = @book.sort_by{|k,v|-v}
+    end
+
+    def render_book
+        @book.map do |k,v|
+            puts "#{k}: #{v}"
+        end
+    end
+end

main.rb

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+require_relative 'lib/count_words'
+
+counter = Count_Words.new
+
+File.open('speech.txt','r') do |file|
+    file.each do |line|
+        counter.count_words(line)
+    end
+    counter.order_book_by_count
+    counter.render_book
+end     

spec/count_words_spec.rb

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+require 'rspec'
+require_relative '../lib/count_words'
+
+describe 'initializing book' do
+    let(:test) { Count_Words.new }
+
+    it 'test starts empty' do
+      expect(test.book).to eq({})
+    end
+end  
+
+describe 'counting a single string' do 
+    let(:test){ Count_Words.new}
+
+    it 'counters have correct values' do
+        test.count_words('The cat is tall. The cat is much bigger than the mouse.')
+        expected = {
+            'the' => 3,
+            'cat' => 2,
+            'is' => 2,
+            'tall' => 1,
+            'mouse' => 1,
+            'bigger' => 1,
+            'than' => 1,
+            'much' => 1
+    }
+        expect(test.book).to eq(expected)
+    end
+end
+
+describe 'handle garbage' do 
+end