define equals and hash on bitfield

.travis.yml

@@ -1,6 +1,5 @@
 language: crystal
 
-# Uncomment the following if you'd like Travis to run specs and check code formatting
-# script:
-#   - crystal spec
-#   - crystal tool format --check
+script:
+  - crystal spec
+  - crystal tool format --check

README.md

@@ -1,5 +1,8 @@
 # BitField - Fixed Length Bitfields in Crystal Lang
 
+[![Build Status](https://travis-ci.org/mattrberry/bitfield.svg?branch=master)](https://travis-ci.org/mattrberry/bitfield)
+
+
 The goal that BitField strives to accomplish is to allow for the creation of minimal-effort bitfields in Crystal. The intention is not intended to interop with C bitfields.
 
 ## Installation

shard.yml

@@ -1,5 +1,5 @@
 name: bitfield
-version: 0.1.1
+version: 0.1.2
 
 authors:
   - Matthew Berry <[email protected]>

spec/bitfield_spec.cr

@@ -108,4 +108,20 @@ describe BitField do
     bf.double_bits
     bf.bits.should eq 0b00000010
   end
+
+  it "defines equals" do
+    bf = Test8.new(0xAF)
+    bf.should eq Test8.new(0xAF)
+    Test8.new(0xAF).should eq Test8.new(0xAF)
+    bf.should_not eq Test8.new(0xFA)
+    Test8.new(0xAF).should_not eq Test8.new(0xFA)
+  end
+
+  it "defines hash" do
+    bf = Test8.new(0xAF)
+    bf.hash.should eq Test8.new(0xAF).hash
+    Test8.new(0xAF).hash.should eq Test8.new(0xAF).hash
+    bf.hash.should_not eq Test8.new(0xFA).hash
+    Test8.new(0xAF).hash.should_not eq Test8.new(0xFA).hash
+  end
 end

src/bitfield.cr

@@ -13,6 +13,8 @@ abstract class BitField(T)
         bits = sizeof(T) * 8
         raise "You must describe exactly #{bits} bits (#{SIZE} bits have been described)" unless SIZE == bits
       end
+
+      def_equals_and_hash @value
     end
   end