mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
98 lines
2.6 KiB
Ruby
98 lines
2.6 KiB
Ruby
require 'abstract_unit'
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module ActionDispatch
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module Journey
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module NFA
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class TestSimulator < ActiveSupport::TestCase
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def test_simulate_simple
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sim = simulator_for ['/foo']
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assert_match sim, '/foo'
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end
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def test_simulate_simple_no_match
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sim = simulator_for ['/foo']
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assert_no_match sim, 'foo'
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end
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def test_simulate_simple_no_match_too_long
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sim = simulator_for ['/foo']
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assert_no_match sim, '/foo/bar'
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end
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def test_simulate_simple_no_match_wrong_string
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sim = simulator_for ['/foo']
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assert_no_match sim, '/bar'
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end
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def test_simulate_regex
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sim = simulator_for ['/:foo/bar']
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assert_match sim, '/bar/bar'
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assert_match sim, '/foo/bar'
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end
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def test_simulate_or
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sim = simulator_for ['/foo', '/bar']
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assert_match sim, '/bar'
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assert_match sim, '/foo'
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assert_no_match sim, '/baz'
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end
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def test_simulate_optional
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sim = simulator_for ['/foo(/bar)']
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assert_match sim, '/foo'
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assert_match sim, '/foo/bar'
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assert_no_match sim, '/foo/'
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end
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def test_matchdata_has_memos
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paths = %w{ /foo /bar }
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parser = Journey::Parser.new
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asts = paths.map { |x|
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ast = parser.parse x
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ast.each { |n| n.memo = ast}
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ast
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}
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expected = asts.first
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builder = Builder.new Nodes::Or.new asts
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sim = Simulator.new builder.transition_table
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md = sim.match '/foo'
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assert_equal [expected], md.memos
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end
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def test_matchdata_memos_on_merge
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parser = Journey::Parser.new
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routes = [
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'/articles(.:format)',
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'/articles/new(.:format)',
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'/articles/:id/edit(.:format)',
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'/articles/:id(.:format)',
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].map { |path|
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ast = parser.parse path
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ast.each { |n| n.memo = ast }
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ast
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}
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asts = routes.dup
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ast = Nodes::Or.new routes
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nfa = Journey::NFA::Builder.new ast
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sim = Simulator.new nfa.transition_table
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md = sim.match '/articles'
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assert_equal [asts.first], md.memos
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end
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def simulator_for paths
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parser = Journey::Parser.new
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asts = paths.map { |x| parser.parse x }
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builder = Builder.new Nodes::Or.new asts
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Simulator.new builder.transition_table
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end
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end
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end
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end
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end
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