test/ninja/response_file.py

   1 #!/usr/bin/env python
   2 #
   3 # Copyright The SCons Foundation
   4 #
   5 # Permission is hereby granted, free of charge, to any person obtaining
   6 # a copy of this software and associated documentation files (the
   7 # "Software"), to deal in the Software without restriction, including
   8 # without limitation the rights to use, copy, modify, merge, publish,
   9 # distribute, sublicense, and/or sell copies of the Software, and to
  10 # permit persons to whom the Software is furnished to do so, subject to
  11 # the following conditions:
  12 #
  13 # The above copyright notice and this permission notice shall be included
  14 # in all copies or substantial portions of the Software.
  15 #
  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
  17 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
  18 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  20 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  22 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 #
  24
  25 import os
  26 import sys
  27 import json
  28 from io import StringIO
  29
  30
  31 import TestSCons
  32 from TestCmd import IS_WINDOWS
  33
  34 test = TestSCons.TestSCons()
  35
  36 try:
  37     import ninja
  38 except ImportError:
  39     test.skip_test("Could not find module in python")
  40
  41 _python_ = TestSCons._python_
  42 _exe = TestSCons._exe
  43 _obj = TestSCons._obj
  44
  45 ninja_bin = os.path.abspath(os.path.join(
  46     ninja.__file__,
  47     os.pardir,
  48     'data',
  49     'bin',
  50     'ninja' + _exe))
  51
  52 test.dir_fixture('ninja-fixture')
  53
  54 test.file_fixture('ninja_test_sconscripts/sconstruct_response_file', 'SConstruct')
  55
  56 # only generate the ninja file
  57 test.run(arguments='--disable-execute-ninja', stdout=None)
  58 test.must_contain_all_lines(test.stdout(), ['Generating: build.ninja'])
  59 test.must_not_exist(test.workpath('foo' + _exe))
  60
  61 # run ninja independently
  62 program = test.workpath('run_ninja_env.bat') if IS_WINDOWS else ninja_bin
  63
  64 # now we must extract the line length for a given command by print the command
  65 # to a StringIO internal buffer and calculating the length of the resulting command.
  66 test.run(program=[program, 'compiledb'], stdout=None)
  67 command_length = None
  68 with open('compile_commands.json') as f:
  69     comp_commands = json.loads(f.read())
  70     for cmd in comp_commands:
  71         if cmd['output'].endswith('1'):
  72             result = StringIO()
  73             old_stdout = sys.stdout
  74             sys.stdout = result
  75             print(cmd['command'])
  76             result_string = result.getvalue()
  77             sys.stdout = old_stdout
  78             if sys.platform == 'win32':
  79                 command_length = len(result_string)
  80             else:
  81                 command_length = len(result_string.split(';')[-1])
  82
  83 # now regen the ninja file with the MAXLINELENGTH so we can force the response file in one case.
  84 test.run(arguments=['--disable-execute-ninja', 'MLL='+str(command_length)], stdout=None)
  85 test.run(program=[program, '-v', '-d', 'keeprsp'], stdout=None)
  86 test.must_not_exist(test.workpath('foo' + _obj + '1.rsp'))
  87 test.must_exist(test.workpath('foo' + _obj + '2.rsp'))
  88
  89 test.run(program=test.workpath('foo' + _exe), stdout="foo.c")
  90
  91 test.pass_test()
  92
  93 # Local Variables:
  94 # tab-width:4
  95 # indent-tabs-mode:nil
  96 # End:
  97 # vim: set expandtab tabstop=4 shiftwidth=4: