From 3afdfc35e8aec7e6379e093dd1278cb3de54f21b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Valim?= <jose.valim@gmail.com>
Date: Sun, 16 May 2010 00:34:54 +0200
Subject: Expose remaining hooks to minimize the need for a Railtie based on
 feedback from plugin developers.

---
 .../test/application/initializers/hooks_test.rb    | 86 ++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 railties/test/application/initializers/hooks_test.rb

(limited to 'railties/test/application/initializers/hooks_test.rb')

diff --git a/railties/test/application/initializers/hooks_test.rb b/railties/test/application/initializers/hooks_test.rb
new file mode 100644
index 0000000000..1316bf6ee2
--- /dev/null
+++ b/railties/test/application/initializers/hooks_test.rb
@@ -0,0 +1,86 @@
+require "isolation/abstract_unit"
+
+module ApplicationTests
+  class InitializersTest < Test::Unit::TestCase
+    include ActiveSupport::Testing::Isolation
+
+    def setup
+      build_app
+      boot_rails
+      FileUtils.rm_rf "#{app_path}/config/environments"
+    end
+
+    test "load initializers" do
+      app_file "config/initializers/foo.rb", "$foo = true"
+      require "#{app_path}/config/environment"
+      assert $foo
+    end
+
+    test "hooks block works correctly without cache classes (before_eager_load is not called)" do
+      add_to_config <<-RUBY
+        $initialization_callbacks = []
+        config.root = "#{app_path}"
+        config.cache_classes = false
+        config.before_configuration { $initialization_callbacks << 1 }
+        config.before_initialize    { $initialization_callbacks << 2 }
+        config.before_eager_load    { Boom }
+        config.after_initialize     { $initialization_callbacks << 3 }
+      RUBY
+
+      require "#{app_path}/config/environment"
+      assert_equal [1,2,3], $initialization_callbacks
+    end
+
+    test "hooks block works correctly with cache classes" do
+      add_to_config <<-RUBY
+        $initialization_callbacks = []
+        config.root = "#{app_path}"
+        config.cache_classes = true
+        config.before_configuration { $initialization_callbacks << 1 }
+        config.before_initialize    { $initialization_callbacks << 2 }
+        config.before_eager_load    { $initialization_callbacks << 3 }
+        config.after_initialize     { $initialization_callbacks << 4 }
+      RUBY
+
+      require "#{app_path}/config/environment"
+      assert_equal [1,2,3,4], $initialization_callbacks
+    end
+
+    test "after_initialize runs after frameworks have been initialized" do
+      $activerecord_configurations = nil
+      add_to_config <<-RUBY
+        config.after_initialize { $activerecord_configurations = ActiveRecord::Base.configurations }
+      RUBY
+
+      require "#{app_path}/config/environment"
+      assert $activerecord_configurations
+      assert $activerecord_configurations['development']
+    end
+
+    test "after_initialize happens after to_prepare in development" do
+      $order = []
+      add_to_config <<-RUBY
+        config.cache_classes = false
+        config.after_initialize { $order << :after_initialize }
+        config.to_prepare { $order << :to_prepare }
+      RUBY
+
+      require "#{app_path}/config/environment"
+      assert [:to_prepare, :after_initialize], $order
+    end
+
+    test "after_initialize happens after to_prepare in production" do
+      $order = []
+      add_to_config <<-RUBY
+        config.cache_classes = true
+        config.after_initialize { $order << :after_initialize }
+        config.to_prepare { $order << :to_prepare }
+      RUBY
+
+      require "#{app_path}/config/application"
+      Rails.env.replace "production"
+      require "#{app_path}/config/environment"
+      assert [:to_prepare, :after_initialize], $order
+    end
+  end
+end
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