diff options
Diffstat (limited to 'actionpack/test/journey/gtg/transition_table_test.rb')
-rw-r--r-- | actionpack/test/journey/gtg/transition_table_test.rb | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/actionpack/test/journey/gtg/transition_table_test.rb b/actionpack/test/journey/gtg/transition_table_test.rb new file mode 100644 index 0000000000..33acba8b65 --- /dev/null +++ b/actionpack/test/journey/gtg/transition_table_test.rb @@ -0,0 +1,115 @@ +require 'abstract_unit' +require 'json' + +module ActionDispatch + module Journey + module GTG + class TestGeneralizedTable < ActiveSupport::TestCase + def test_to_json + table = tt %w{ + /articles(.:format) + /articles/new(.:format) + /articles/:id/edit(.:format) + /articles/:id(.:format) + } + + json = JSON.load table.to_json + assert json['regexp_states'] + assert json['string_states'] + assert json['accepting'] + end + + if system("dot -V 2>/dev/null") + def test_to_svg + table = tt %w{ + /articles(.:format) + /articles/new(.:format) + /articles/:id/edit(.:format) + /articles/:id(.:format) + } + svg = table.to_svg + assert svg + assert_no_match(/DOCTYPE/, svg) + end + end + + def test_simulate_gt + sim = simulator_for ['/foo', '/bar'] + assert_match sim, '/foo' + end + + def test_simulate_gt_regexp + sim = simulator_for [':foo'] + assert_match sim, 'foo' + end + + def test_simulate_gt_regexp_mix + sim = simulator_for ['/get', '/:method/foo'] + assert_match sim, '/get' + assert_match sim, '/get/foo' + end + + def test_simulate_optional + sim = simulator_for ['/foo(/bar)'] + assert_match sim, '/foo' + assert_match sim, '/foo/bar' + assert_no_match sim, '/foo/' + end + + def test_match_data + path_asts = asts %w{ /get /:method/foo } + paths = path_asts.dup + + builder = GTG::Builder.new Nodes::Or.new path_asts + tt = builder.transition_table + + sim = GTG::Simulator.new tt + + match = sim.match '/get' + assert_equal [paths.first], match.memos + + match = sim.match '/get/foo' + assert_equal [paths.last], match.memos + end + + def test_match_data_ambiguous + path_asts = asts %w{ + /articles(.:format) + /articles/new(.:format) + /articles/:id/edit(.:format) + /articles/:id(.:format) + } + + paths = path_asts.dup + ast = Nodes::Or.new path_asts + + builder = GTG::Builder.new ast + sim = GTG::Simulator.new builder.transition_table + + match = sim.match '/articles/new' + assert_equal [paths[1], paths[3]], match.memos + end + + private + def asts paths + parser = Journey::Parser.new + paths.map { |x| + ast = parser.parse x + ast.each { |n| n.memo = ast} + ast + } + end + + def tt paths + x = asts paths + builder = GTG::Builder.new Nodes::Or.new x + builder.transition_table + end + + def simulator_for paths + GTG::Simulator.new tt(paths) + end + end + end + end +end |