initial

.gitignore

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+.history/

.rspec

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+--color
+--format documentation
+--no-fail-fast    

Gemfile

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+source "https://rubygems.org"
+
+gem "byebug"
+gem "rspec", "~> 3.2.0"

spec/00_part_1_spec.rb

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+require "part_1"
+
+describe "Part 1:" do
+  describe "average" do
+    it "should accept two numbers as arguments" do
+      expect { average(4, 8) }.to_not raise_error
+    end
+
+    it "should return the average of the two numbers" do
+      expect(average(4, 8)).to eq(6)
+      expect(average(5, 10)).to eq(7.5)
+    end
+  end
+
+  describe "average_array" do
+    it "should accept an array of numbers as an arg" do
+      expect { average_array([2, 4, 6]) }.to_not raise_error
+    end
+
+    it "should return the average of the numbers of the array" do
+      expect(average_array([2, 4, 6])).to eq(4)
+      expect(average_array([3, -4, 21, 8])).to eq(7)
+      expect(average_array([5, 10])).to eq(7.5)
+    end
+  end
+
+  describe "repeat" do
+    it "should accept a string and a number as args" do
+      expect { repeat("happy", 2) }.to_not raise_error
+    end
+
+    it "should return a new string where the original is repeated that number of times" do
+      expect(repeat("happy", 2)).to eq("happyhappy")
+      expect(repeat("Work", 5)).to eq("WorkWorkWorkWorkWork")
+      expect(repeat("whoa", 0)).to eq("")
+    end
+  end
+
+  describe "yell" do
+    it "should accept a string as an arg" do
+      expect { yell("hello") }.to_not raise_error
+    end
+
+    it "should return a yelled version of the string" do
+      expect(yell("hello")).to eq("HELLO!")
+      expect(yell("goodBYE")).to eq("GOODBYE!")
+    end
+  end
+
+  describe "alternating_case" do
+    it "should accept a sentence string as an arg" do
+      expect { alternating_case("code never lies, comments sometimes do.") }.to_not raise_error
+    end
+
+    it "should return the sentence with words alternating between uppercase and lowercase" do
+      expect(alternating_case("code never lies, comments sometimes do.")).to eq("CODE never LIES, comments SOMETIMES do.")
+      expect(alternating_case("HEY PROGRAMMERS")).to eq("HEY programmers")
+    end
+  end
+end

spec/01_part_2_spec.rb

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+require "part_2"
+
+describe "Part 2:" do
+  describe "hipsterfy" do
+    it "should accept a word as an arg" do
+      expect { hipsterfy("tonic") }.to_not raise_error
+    end
+
+    it "should return the word with it's last vowel (a, e, i, o, u) removed" do
+      expect(hipsterfy("tonic")).to eq("tonc")
+      expect(hipsterfy("panther")).to eq("panthr")
+      expect(hipsterfy("swimming")).to eq("swimmng")
+    end
+
+    it "should return the original word if it contains no vowels" do
+      expect(hipsterfy("rhythm")).to eq("rhythm")
+      expect(hipsterfy("my")).to eq("my")
+    end
+  end
+
+  describe "vowel_counts" do
+    it "should accept string as an arg" do
+      expect { vowel_counts("code bootcamp") }.to_not raise_error
+    end
+
+    it "should return a hash where each key is a vowel of string and it's value is the number of times it appears" do
+      expect(vowel_counts("code bootcamp")).to include({"o"=>3, "e"=>1, "a"=>1})
+      expect(vowel_counts("williamsburg bridge")).to include({"i"=>3, "a"=>1, "u"=>1, "e"=>1})
+      expect(vowel_counts("WILLIAMSBURG bridge")).to include({"i"=>3, "a"=>1, "u"=>1, "e"=>1})
+    end
+  end
+
+  describe "caesar_cipher" do
+    it "should accept a message and a number (n) as an arg" do
+      expect { caesar_cipher("hello", 5) }.to_not raise_error
+    end
+
+    it "should return a new string where every letter of the message is shifted n positions in the alphabet" do
+      expect(caesar_cipher("apple", 1)).to eq("bqqmf")
+      expect(caesar_cipher("apple", 2)).to eq("crrng")
+      expect(caesar_cipher("hello", 5)).to eq("mjqqt")
+      expect(caesar_cipher("zebra", 4)).to eq("difve")
+      expect(caesar_cipher("whoa", 26)).to eq("whoa")
+      expect(caesar_cipher("whoa", 52)).to eq("whoa")
+    end
+
+    it "should not modify non-alphabetic characters" do
+      expect(caesar_cipher("123 _-!?@%", 3)).to eq("123 _-!?@%")
+      expect(caesar_cipher("hello world!", 1)).to eq("ifmmp xpsme!")
+      expect(caesar_cipher("welcome to week 3, day 1", 2)).to eq("ygneqog vq yggm 3, fca 1")
+    end
+  end
+end