Merge commit 'mainstream/master'

1 files changed, 68 insertions, 0 deletions

diff --git a/railties/test/initializable_test.rb b/railties/test/initializable_test.rb
new file mode 100644
index 0000000000..7c8aed00c9
--- /dev/null
+++ b/railties/test/initializable_test.rb
@@ -0,0 +1,68 @@
+require 'abstract_unit'
+require 'rails/initializable'
+
+module InitializableTests
+
+  class Foo
+    extend Rails::Initializable
+
+    class << self
+      attr_accessor :foo, :bar
+    end
+
+    initializer :omg do
+      @foo ||= 0
+      @foo += 1
+    end
+  end
+
+  class Bar < Foo
+    initializer :bar do
+      @bar ||= 0
+      @bar += 1
+    end
+  end
+
+  module Word
+    extend Rails::Initializable
+
+    initializer :word do
+      $word = "bird"
+    end
+  end
+
+  class Basic < ActiveSupport::TestCase
+    include ActiveSupport::Testing::Isolation
+
+    test "initializers run" do
+      Foo.initializers.run
+      assert_equal 1, Foo.foo
+    end
+
+    test "initializers are inherited" do
+      Bar.initializers.run
+      assert_equal [1, 1], [Bar.foo, Bar.bar]
+    end
+
+    test "initializers only get run once" do
+      Foo.initializers.run
+      Foo.initializers.run
+      assert_equal 1, Foo.foo
+    end
+
+    test "running initializers on children does not effect the parent" do
+      Bar.initializers.run
+      assert_nil Foo.foo
+      assert_nil Foo.bar
+    end
+
+    test "inherited initializers are the same objects" do
+      assert Foo.initializers[:foo].eql?(Bar.initializers[:foo])
+    end
+
+    test "initializing with modules" do
+      Word.initializers.run
+      assert_equal "bird", $word
+    end
+  end
+end
\ No newline at end of file