58 lines
2.1 KiB
Ruby
58 lines
2.1 KiB
Ruby
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# Tests in this file ensure that:
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#
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# * the application /app/[controllers|helpers|models] and /lib
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# paths preceed the corresponding plugin paths
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# * the plugin paths are added to $LOAD_PATH in the order in which plugins are
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# loaded
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require File.dirname(__FILE__) + '/../test_helper'
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class LoadPathTest < Test::Unit::TestCase
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def setup
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@load_path = expand_paths($LOAD_PATH)
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end
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# Not sure if these test actually make sense as this now essentially tests
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# Rails core functionality. On the other hand Engines relies on this to some
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# extend so this will choke if something important changes in Rails.
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# the application app/... and lib/ directories should appear
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# before any plugin directories
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def test_application_app_libs_should_precede_all_plugin_app_libs
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types = %w(app/controllers app/helpers app/models lib)
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types.each do |t|
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app_index = load_path_index(File.join(RAILS_ROOT, t))
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assert_not_nil app_index, "#{t} is missing in $LOAD_PATH"
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Engines.plugins.each do |plugin|
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first_plugin_index = load_path_index(File.join(plugin.directory, t))
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assert(app_index < first_plugin_index) unless first_plugin_index.nil?
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end
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end
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end
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# the engine directories should appear in the proper order based on
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# the order they were started
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def test_plugin_dirs_should_appear_in_reverse_plugin_loading_order
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app_paths = %w(app/controllers/ app app/models app/helpers lib)
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app_paths.map { |p| File.join(RAILS_ROOT, p)}
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plugin_paths = Engines.plugins.reverse.collect { |plugin| plugin.load_paths.reverse }.flatten
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expected_paths = expand_paths(app_paths + plugin_paths)
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# only look at those paths that are also present in expected_paths so
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# the only difference would be in the order of the paths
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actual_paths = @load_path & expected_paths
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assert_equal expected_paths, actual_paths
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end
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protected
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def expand_paths(paths)
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paths.collect { |p| File.expand_path(p) }
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end
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def load_path_index(dir)
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@load_path.index(File.expand_path(dir))
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end
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end
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