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require 'spec_helper'
describe 'parslet/convenience' do
require 'parslet/convenience'
include Parslet
class FooParser < Parslet::Parser
rule(:foo) { str('foo') }
root(:foo)
end
describe 'parse_with_debug' do
let(:parser) { flexmock FooParser.new }
context 'internal' do
before(:each) do
# Suppress output.
#
parser.should_receive(:puts)
end
it 'should exist' do
lambda { parser.parse_with_debug('anything') }.should_not raise_error
end
it 'should catch ParseFailed exceptions' do
lambda { parser.parse_with_debug('bar') }.should_not raise_error
end
it 'should parse correct input like #parse' do
lambda { parser.parse_with_debug('foo') }.should_not raise_error
end
end
context 'output' do
it 'should puts once for tree output' do
parser.should_receive(:puts).once
parser.parse_with_debug('incorrect')
end
it "should puts once for the error on unconsumed input" do
parser.should_receive(:puts).once
parser.parse_with_debug('foobar')
end
end
it "should work for all parslets" do
str('foo').parse_with_debug('foo')
match['bar'].parse_with_debug('a')
end
end
end
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