Method test_exceptions_3

test/test_core.py:1247–1281

(self)

  @with_all_eh_sjlj
  def test_exceptions_3(self):
    src = r'''
#include <iostream>
#include <stdexcept>

int main(int argc, char **argv) {
  if (argc != 2) {
    std::cout << "need an arg" << std::endl;
    return 1;
  }

  int arg = argv[1][0] - '0';
  try {
    if (arg == 0) throw "a c string";
    if (arg == 1) throw std::exception();
    if (arg == 2) throw std::runtime_error("Hello");
  } catch(const char * ex) {
    std::cout << "Caught C string: " << ex << std::endl;
  } catch(const std::exception &ex) {
    std::cout << "Caught exception: " << ex.what() << std::endl;
  } catch(...) {
    std::cout << "Caught something else" << std::endl;
  }

  std::cout << "Done.\n";
}
''&#x27;

    js_out = self.output_name('src')
    print('0')
    self.do_run(src, 'Caught C string: a c string\nDone.', args=['0'])
    print('1')
    self.do_run(js_out, 'Caught exception: std::exception\nDone.', args=['1'], no_build=True)
    print('2')
    self.do_run(js_out, 'Caught exception: Hello\nDone.', args=['2'], no_build=True)

  def test_exceptions_allowed(self):
    self.set_setting('EXCEPTION_CATCHING_ALLOWED', ["_Z12somefunctionv"])