Move formula equality tests out of test_bucket

Library/Homebrew/test/test_bucket.rb

@@ -152,16 +152,4 @@ class BeerTasting < Test::Unit::TestCase
     assert_equal 'foo-0.1', foo1.stem
     assert_version_equal '0.1', foo1.version
   end
-
-  def test_formula_equality
-    f = Class.new(Formula) do
-      url 'http://example.com/test-0.1.tgz'
-    end.new('test')
-    g = Struct.new(:name).new('test')
-
-    assert f == f
-    assert f == g
-    assert f.eql? f
-    assert !f.eql?(g)
-  end
 end

Library/Homebrew/test/test_formula.rb

@@ -30,6 +30,26 @@ class FormulaTests < Test::Unit::TestCase
     assert f.installed?
   end
 
+  def test_equality
+    x = TestBall.new
+    y = TestBall.new
+    assert x == y
+    assert y == x
+    assert x.eql?(y)
+    assert y.eql?(x)
+    assert x.hash == y.hash
+  end
+
+  def test_inequality
+    x = TestBall.new("foo")
+    y = TestBall.new("bar")
+    assert x != y
+    assert y != x
+    assert x.hash != y.hash
+    assert !x.eql?(y)
+    assert !y.eql?(x)
+  end
+
   def test_class_naming
     assert_equal 'ShellFm', Formula.class_s('shell.fm')
     assert_equal 'Fooxx', Formula.class_s('foo++')

Library/Homebrew/test/testball.rb

@@ -1,14 +1,14 @@
 require 'formula'
 
 class TestBall < Formula
-  def initialize(*)
+  def initialize(name="test_ball")
     @homepage = 'http://example.com/'
     self.class.instance_eval do
       @stable ||= SoftwareSpec.new
       @stable.url "file:///#{TEST_FOLDER}/tarballs/testball-0.1.tbz"
       @stable.sha1 "482e737739d946b7c8cbaf127d9ee9c148b999f5"
     end
-    super "testball"
+    super
   end
   def install
     prefix.install "bin"