47 lines
1.6 KiB
Ruby
47 lines
1.6 KiB
Ruby
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require 'spec_helper'
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require 'mm2ep_depend'
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describe Mm2ep::Depend::Parser do
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it 'has to report var which is not defined' do
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line = File.read(testfile('simple_eq_expr_boolexpr.txt')).delete("\n")
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parser = Mm2ep::Depend::Parser.new(Mm2ep::Depend::Lexer.new)
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parser.names = {}
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token = parser.parse(line.chomp)
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token.errors
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.select do |elem|
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elem.is_a? Mm2ep::Depend::VarNotDefined
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end.size.must_equal 1
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end
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it 'has to report vars which are not defined' do
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line = File.read(testfile('simple_expr_or_expr.txt')).delete("\n")
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parser = Mm2ep::Depend::Parser.new(Mm2ep::Depend::Lexer.new)
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parser.names = {}
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token = parser.parse(line.chomp)
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token.errors
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.select do |elem|
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elem.is_a? Mm2ep::Depend::VarNotDefined
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end.size.must_equal 2
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end
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it 'has to report invalid_grammar' do
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line = File.read(testfile('grammar_partially_invalid.txt')).delete("\n")
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parser = Mm2ep::Depend::Parser.new(Mm2ep::Depend::Lexer.new)
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parser.names = { 'a_girl_has_no_name' => true, 'character' => 'Arya Stark' }
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token = parser.parse(line.chomp)
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parser.check_grammar line, token
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token.errors.select do |elem|
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elem.is_a? Mm2ep::Depend::InvalidGrammar
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end.size.must_equal 1
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end
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it 'has to be nil when grammar is completely invalid' do
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line = File.read(testfile('grammar_completely_invalid.txt')).delete("\n")
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parser = Mm2ep::Depend::Parser.new(Mm2ep::Depend::Lexer.new)
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parser.names = {}
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token = parser.parse(line.chomp)
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parser.check_grammar line, token
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assert_nil token
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end
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end
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