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# frozen_string_literal: true
require "abstract_unit"
module ActionDispatch
module Journey
module GTG
class TestBuilder < ActiveSupport::TestCase
def test_following_states_multi
table = tt ["a|a"]
assert_equal 1, table.move([0], "a").length
end
def test_following_states_multi_regexp
table = tt [":a|b"]
assert_equal 1, table.move([0], "fooo").length
assert_equal 2, table.move([0], "b").length
end
def test_multi_path
table = tt ["/:a/d", "/b/c"]
[
[1, "/"],
[2, "b"],
[2, "/"],
[1, "c"],
].inject([0]) { |state, (exp, sym)|
new = table.move(state, sym)
assert_equal exp, new.length
new
}
end
def test_match_data_ambiguous
table = tt %w{
/articles(.:format)
/articles/new(.:format)
/articles/:id/edit(.:format)
/articles/:id(.:format)
}
sim = NFA::Simulator.new table
match = sim.match "/articles/new"
assert_equal 2, match.memos.length
end
##
# Identical Routes may have different restrictions.
def test_match_same_paths
table = tt %w{
/articles/new(.:format)
/articles/new(.:format)
}
sim = NFA::Simulator.new table
match = sim.match "/articles/new"
assert_equal 2, match.memos.length
end
private
def ast(strings)
parser = Journey::Parser.new
asts = strings.map { |string|
memo = Object.new
ast = parser.parse string
ast.each { |n| n.memo = memo }
ast
}
Nodes::Or.new asts
end
def tt(strings)
Builder.new(ast(strings)).transition_table
end
end
end
end
end
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