From f0523f72b46db14e2f50c8347a8708734c650f84 Mon Sep 17 00:00:00 2001
From: Prem Sichanugrist <s@sikachu.com>
Date: Mon, 15 Feb 2010 21:44:30 +0700
Subject: Rename Rails::Subscriber to Rails::LogSubscriber

---
 railties/test/log_subscriber_test.rb | 119 +++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 railties/test/log_subscriber_test.rb

(limited to 'railties/test/log_subscriber_test.rb')

diff --git a/railties/test/log_subscriber_test.rb b/railties/test/log_subscriber_test.rb
new file mode 100644
index 0000000000..be176df1bb
--- /dev/null
+++ b/railties/test/log_subscriber_test.rb
@@ -0,0 +1,119 @@
+require 'abstract_unit'
+require 'rails/log_subscriber/test_helper'
+
+class MyLogSubscriber < Rails::LogSubscriber
+  attr_reader :event
+
+  def some_event(event)
+    @event = event
+    info event.name
+  end
+
+  def foo(event)
+    debug "debug"
+    info "info"
+    warn "warn"
+  end
+
+  def bar(event)
+    info "#{color("cool", :red)}, #{color("isn't it?", :blue, true)}"
+  end
+
+  def puke(event)
+    raise "puke"
+  end
+end
+
+class SyncLogSubscriberTest < ActiveSupport::TestCase
+  include Rails::LogSubscriber::TestHelper
+
+  def setup
+    super
+    @log_subscriber = MyLogSubscriber.new
+    Rails::LogSubscriber.instance_variable_set(:@log_tailer, nil)
+  end
+
+  def teardown
+    super
+    Rails::LogSubscriber.log_subscribers.clear
+    Rails::LogSubscriber.instance_variable_set(:@log_tailer, nil)
+  end
+
+  def instrument(*args, &block)
+    ActiveSupport::Notifications.instrument(*args, &block)
+  end
+
+  def test_proxies_method_to_rails_logger
+    @log_subscriber.foo(nil)
+    assert_equal %w(debug), @logger.logged(:debug)
+    assert_equal %w(info), @logger.logged(:info)
+    assert_equal %w(warn), @logger.logged(:warn)
+  end
+
+  def test_set_color_for_messages
+    Rails::LogSubscriber.colorize_logging = true
+    @log_subscriber.bar(nil)
+    assert_equal "\e[31mcool\e[0m, \e[1m\e[34misn't it?\e[0m", @logger.logged(:info).last
+  end
+
+  def test_does_not_set_color_if_colorize_logging_is_set_to_false
+    @log_subscriber.bar(nil)
+    assert_equal "cool, isn't it?", @logger.logged(:info).last
+  end
+
+  def test_event_is_sent_to_the_registered_class
+    Rails::LogSubscriber.add :my_log_subscriber, @log_subscriber
+    instrument "my_log_subscriber.some_event"
+    wait
+    assert_equal %w(my_log_subscriber.some_event), @logger.logged(:info)
+  end
+
+  def test_event_is_an_active_support_notifications_event
+    Rails::LogSubscriber.add :my_log_subscriber, @log_subscriber
+    instrument "my_log_subscriber.some_event"
+    wait
+    assert_kind_of ActiveSupport::Notifications::Event, @log_subscriber.event
+  end
+
+  def test_does_not_send_the_event_if_it_doesnt_match_the_class
+    Rails::LogSubscriber.add :my_log_subscriber, @log_subscriber
+    instrument "my_log_subscriber.unknown_event"
+    wait
+    # If we get here, it means that NoMethodError was raised.
+  end
+
+  def test_does_not_send_the_event_if_logger_is_nil
+    Rails.logger = nil
+    @log_subscriber.expects(:some_event).never
+    Rails::LogSubscriber.add :my_log_subscriber, @log_subscriber
+    instrument "my_log_subscriber.some_event"
+    wait
+  end
+
+  def test_flushes_loggers
+    Rails::LogSubscriber.add :my_log_subscriber, @log_subscriber
+    Rails::LogSubscriber.flush_all!
+    assert_equal 1, @logger.flush_count
+  end
+
+  def test_flushes_the_same_logger_just_once
+    Rails::LogSubscriber.add :my_log_subscriber, @log_subscriber
+    Rails::LogSubscriber.add :another, @log_subscriber
+    Rails::LogSubscriber.flush_all!
+    wait
+    assert_equal 1, @logger.flush_count
+  end
+
+  def test_logging_does_not_die_on_failures
+    Rails::LogSubscriber.add :my_log_subscriber, @log_subscriber
+    instrument "my_log_subscriber.puke"
+    instrument "my_log_subscriber.some_event"
+    wait
+
+    assert_equal 1, @logger.logged(:info).size
+    assert_equal 'my_log_subscriber.some_event', @logger.logged(:info).last
+
+    assert_equal 1, @logger.logged(:error).size
+    assert_equal 'Could not log "my_log_subscriber.puke" event. RuntimeError: puke', @logger.logged(:error).last
+  end
+end
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