78 lines
2.8 KiB
Ruby
78 lines
2.8 KiB
Ruby
require File.dirname(__FILE__) + '/plugin_test_helper'
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class TestPluginLoader < Test::Unit::TestCase
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def setup
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@initializer = Rails::Initializer.new(Rails::Configuration.new)
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@valid_plugin_path = plugin_fixture_path('default/stubby')
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@empty_plugin_path = plugin_fixture_path('default/empty')
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end
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def test_determining_if_the_plugin_order_has_been_explicitly_set
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loader = loader_for(@valid_plugin_path)
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assert !loader.send(:explicit_plugin_loading_order?)
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only_load_the_following_plugins! %w(stubby acts_as_chunky_bacon)
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assert loader.send(:explicit_plugin_loading_order?)
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end
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def test_determining_whether_a_given_plugin_is_loaded
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plugin_loader = loader_for(@valid_plugin_path)
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assert !plugin_loader.loaded?
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assert_nothing_raised do
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plugin_loader.send(:register_plugin_as_loaded)
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end
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assert plugin_loader.loaded?
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end
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def test_if_a_path_is_a_plugin_path
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# This is a plugin path, with a lib dir
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assert loader_for(@valid_plugin_path).plugin_path?
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# This just has an init.rb and no lib dir
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assert loader_for(plugin_fixture_path('default/plugin_with_no_lib_dir')).plugin_path?
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# This would be a plugin path, but the directory is empty
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assert !loader_for(plugin_fixture_path('default/empty')).plugin_path?
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# This is a non sense path
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assert !loader_for(plugin_fixture_path('default/this_directory_does_not_exist')).plugin_path?
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end
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def test_if_you_try_to_load_a_non_plugin_path_you_get_a_load_error
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# This path is fine so nothing is raised
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assert_nothing_raised do
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loader_for(@valid_plugin_path).send(:report_nonexistant_or_empty_plugin!)
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end
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# This is an empty path so it raises
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assert_raises(LoadError) do
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loader_for(@empty_plugin_path).send(:report_nonexistant_or_empty_plugin!)
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end
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assert_raises(LoadError) do
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loader_for('this_is_not_a_plugin_directory').send(:report_nonexistant_or_empty_plugin!)
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end
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end
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def test_loading_a_plugin_gives_the_init_file_access_to_all_it_needs
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failure_tip = "Perhaps someone has written another test that loads this same plugin and therefore makes the StubbyMixin constant defined already."
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assert !defined?(StubbyMixin), failure_tip
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assert !added_to_load_path?(@valid_plugin_path)
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# The init.rb of this plugin raises if it doesn't have access to all the things it needs
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assert_nothing_raised do
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loader_for(@valid_plugin_path).load
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end
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assert added_to_load_path?(@valid_plugin_path)
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assert defined?(StubbyMixin)
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end
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private
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def loader_for(path, initializer = @initializer)
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Rails::Plugin::Loader.new(initializer, path)
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end
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def plugin_fixture_path(path)
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File.join(plugin_fixture_root_path, path)
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end
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def added_to_load_path?(path)
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$LOAD_PATH.grep(/#{path}/).size == 1
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end
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end |