tests/test_binary.nit

   1 # This file is part of NIT (http://www.nitlanguage.org).
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 import binary
  16
  17 var path = "/tmp/bin"
  18 var writer = new FileWriter.open(path)
  19 #alt1# writer.big_endian = false
  20 #alt3# writer.big_endian = false
  21 writer.write "hello"
  22 writer.write_byte 77
  23 writer.write_float 1.23456789
  24 writer.write_double 1.23456789
  25 writer.write_int64 123456789
  26 print writer.last_error or else "no error"
  27 writer.close
  28
  29 var reader = new FileReader.open(path)
  30 #alt2# reader.big_endian = false
  31 #alt3# reader.big_endian = false
  32 print reader.read(5)
  33 var b = reader.read_byte
  34 if b >= 0 then
  35         print b
  36 else
  37         print "null"
  38 end
  39 print reader.read_float
  40 print reader.read_double
  41 print reader.read_int64
  42 print reader.last_error or else "no error"
  43 reader.close