Method test_node

test/test_sanity.py:296–337

(self)

  @no_windows('Test relies on Unix-specific shell script')
  def test_node(self):
    NODE_WARNING = 'node version appears too old'
    NODE_WARNING_2 = 'cannot check node version'

    restore_and_set_up()
    cmd = [EMCC, test_file('hello_world.c')]

    # Clang should report the version number we expect, and emcc should not warn
    output = self.do(cmd)
    self.assertNotContained(NODE_WARNING, output)

    # Fake a different node version
    restore_and_set_up()
    add_to_config('NODE_JS = "' + self.in_dir('fake', 'nodejs') + '"')

    ensure_dir('fake')

    for version, succeed in (('v0.8.0', False),
                             ('v4.1.0', False),
                             ('v10.18.0', False),
                             ('v16.20.0', False),
                             ('v18.19.1', True),
                             ('v18.19.1-pre', True),
                             ('cheez', False)):
      print(version, succeed)
      delete_file(SANITY_FILE)
      utils.write_file(self.in_dir('fake', 'nodejs'), '''#!/bin/sh
if [ $1 = "--version" ]; then
echo "%s"
else
%s $@
fi
''' % (version, ' '.join(config.NODE_JS)))
      make_executable(self.in_dir('fake', 'nodejs'))
      if not succeed:
        if version[0] == 'v':
          self.check_working(cmd, NODE_WARNING)
        else:
          self.check_working(cmd, NODE_WARNING_2)
      else:
        output = self.do(cmd)
        self.assertNotContained(NODE_WARNING, output)

  def test_emcc(self):
    SANITY_FAIL_MESSAGE = 'sanity check failed to run'