tests/test_exec.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2006-2008 Jean Privat <jean@pryen.org>
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 import exec
  18
  19 var hw = new Process("echo", "A", "hello", "world!")
  20 hw.wait
  21 print hw.status
  22
  23 print ""
  24
  25 var ip = new ProcessReader("echo", "B hello world!")
  26 ip.read_line.output
  27 ip.wait
  28 print ip.status
  29
  30 print ""
  31
  32 var op = new ProcessWriter.from_a("cat", null)
  33 op.write("C hello world!\n")
  34 op.close
  35 op.wait
  36 print op.status
  37
  38 print ""
  39
  40 var iop = new ProcessDuplex.from_a("cat", null)
  41 iop.write("D hello world!\n")
  42 iop.read_line.output
  43 iop.close
  44 iop.wait
  45 print iop.status
  46
  47 print ""
  48
  49 var e1 = new Process("sh", "-c", "echo E; exit 1")
  50 e1.wait
  51 print e1.status
  52
  53 print ""
  54
  55 var ioperr = new ProcessDuplex.from_a("bad command", null)
  56 ioperr.write("D hello world!\n")
  57 ioperr.read_line.output
  58 ioperr.close
  59 ioperr.wait
  60 print ioperr.status