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Versions: 10
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Contents
require_relative '../../spec_helper'
require_relative '../support/grammar_abc_helper'
# Load the class under test
require_relative '../../../lib/rley/ptree/parse_tree'
module Rley # Open this namespace to avoid module qualifier prefixes
module PTree # Open this namespace to avoid module qualifier prefixes
describe ParseTree do
include GrammarABCHelper # Mix-in module with builder for grammar abc
let(:sample_grammar) do
builder = grammar_abc_builder
builder.grammar
end
let(:sample_prod) { sample_grammar.rules[0] }
let(:sample_range) { { low: 0, high: 5 } }
let(:sample_root) { ParseTreeNode.new(sample_prod.lhs, sample_range) }
subject do
ParseTree.new(sample_root)
end
context 'Initialization:' do
it 'should be created with a root node' do
expect { ParseTree.new(sample_root) }.not_to raise_error
end
it 'should know its root node' do
its_root = subject.root
expect(its_root.symbol.name).to eq('S')
expect(its_root.range).to eq(sample_range)
end
end # context
end # describe
end # module
end # module
# End of file
Version data entries
10 entries across 10 versions & 1 rubygems