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      1 """Tests for distutils.command.install_data."""
      2 import sys
      3 import os
      4 import importlib.util
      5 import unittest
      6 
      7 from distutils.command.install_lib import install_lib
      8 from distutils.extension import Extension
      9 from distutils.tests import support
     10 from distutils.errors import DistutilsOptionError
     11 from test.support import run_unittest
     12 
     13 
     14 class InstallLibTestCase(support.TempdirManager,
     15                          support.LoggingSilencer,
     16                          support.EnvironGuard,
     17                          unittest.TestCase):
     18 
     19     def test_finalize_options(self):
     20         dist = self.create_dist()[1]
     21         cmd = install_lib(dist)
     22 
     23         cmd.finalize_options()
     24         self.assertEqual(cmd.compile, 1)
     25         self.assertEqual(cmd.optimize, 0)
     26 
     27         # optimize must be 0, 1, or 2
     28         cmd.optimize = 'foo'
     29         self.assertRaises(DistutilsOptionError, cmd.finalize_options)
     30         cmd.optimize = '4'
     31         self.assertRaises(DistutilsOptionError, cmd.finalize_options)
     32 
     33         cmd.optimize = '2'
     34         cmd.finalize_options()
     35         self.assertEqual(cmd.optimize, 2)
     36 
     37     @unittest.skipIf(sys.dont_write_bytecode, 'byte-compile disabled')
     38     def test_byte_compile(self):
     39         project_dir, dist = self.create_dist()
     40         os.chdir(project_dir)
     41         cmd = install_lib(dist)
     42         cmd.compile = cmd.optimize = 1
     43 
     44         f = os.path.join(project_dir, 'foo.py')
     45         self.write_file(f, '# python file')
     46         cmd.byte_compile([f])
     47         pyc_file = importlib.util.cache_from_source('foo.py', optimization='')
     48         pyc_opt_file = importlib.util.cache_from_source('foo.py',
     49                                                     optimization=cmd.optimize)
     50         self.assertTrue(os.path.exists(pyc_file))
     51         self.assertTrue(os.path.exists(pyc_opt_file))
     52 
     53     def test_get_outputs(self):
     54         project_dir, dist = self.create_dist()
     55         os.chdir(project_dir)
     56         os.mkdir('spam')
     57         cmd = install_lib(dist)
     58 
     59         # setting up a dist environment
     60         cmd.compile = cmd.optimize = 1
     61         cmd.install_dir = self.mkdtemp()
     62         f = os.path.join(project_dir, 'spam', '__init__.py')
     63         self.write_file(f, '# python package')
     64         cmd.distribution.ext_modules = [Extension('foo', ['xxx'])]
     65         cmd.distribution.packages = ['spam']
     66         cmd.distribution.script_name = 'setup.py'
     67 
     68         # get_outputs should return 4 elements: spam/__init__.py and .pyc,
     69         # foo.import-tag-abiflags.so / foo.pyd
     70         outputs = cmd.get_outputs()
     71         self.assertEqual(len(outputs), 4, outputs)
     72 
     73     def test_get_inputs(self):
     74         project_dir, dist = self.create_dist()
     75         os.chdir(project_dir)
     76         os.mkdir('spam')
     77         cmd = install_lib(dist)
     78 
     79         # setting up a dist environment
     80         cmd.compile = cmd.optimize = 1
     81         cmd.install_dir = self.mkdtemp()
     82         f = os.path.join(project_dir, 'spam', '__init__.py')
     83         self.write_file(f, '# python package')
     84         cmd.distribution.ext_modules = [Extension('foo', ['xxx'])]
     85         cmd.distribution.packages = ['spam']
     86         cmd.distribution.script_name = 'setup.py'
     87 
     88         # get_inputs should return 2 elements: spam/__init__.py and
     89         # foo.import-tag-abiflags.so / foo.pyd
     90         inputs = cmd.get_inputs()
     91         self.assertEqual(len(inputs), 2, inputs)
     92 
     93     def test_dont_write_bytecode(self):
     94         # makes sure byte_compile is not used
     95         dist = self.create_dist()[1]
     96         cmd = install_lib(dist)
     97         cmd.compile = 1
     98         cmd.optimize = 1
     99 
    100         old_dont_write_bytecode = sys.dont_write_bytecode
    101         sys.dont_write_bytecode = True
    102         try:
    103             cmd.byte_compile([])
    104         finally:
    105             sys.dont_write_bytecode = old_dont_write_bytecode
    106 
    107         self.assertIn('byte-compiling is disabled',
    108                       self.logs[0][1] % self.logs[0][2])
    109 
    110 
    111 def test_suite():
    112     return unittest.makeSuite(InstallLibTestCase)
    113 
    114 if __name__ == "__main__":
    115     run_unittest(test_suite())
    116