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#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
require 'strscan'
class CaseFinder
PATH = File.expand_path("../../../../share/test/data/schema-tests.txt", __FILE__)
Case = Struct.new(:id, :input, :canonical, :fingerprint)
def self.cases
new.cases
end
def initialize
@scanner = StringScanner.new(File.read(PATH))
@cases = []
end
def cases
until @scanner.eos?
test_case = scan_case
@cases << test_case if test_case
end
@cases
end
private
def scan_case
if id = @scanner.scan(/\/\/ \d+\n/)
while @scanner.skip(/\/\/ .*\n/); end
input = scan_input
canonical = scan_canonical
fingerprint = scan_fingerprint
Case.new(id, input, canonical, fingerprint)
else
@scanner.skip(/.*\n/)
nil
end
end
def scan_item(name)
if @scanner.scan(/<<#{name}\n/)
lines = []
while line = @scanner.scan(/.+\n/)
break if line.chomp == name
lines << line
end
lines.join
elsif @scanner.scan(/<<#{name} /)
input = @scanner.scan(/.+$/)
@scanner.skip(/\n/)
input
end
end
def scan_input
scan_item("INPUT")
end
def scan_canonical
scan_item("canonical")
end
def scan_fingerprint
scan_item("fingerprint")
end
end
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