def list_js_runtimes():
# AttributeError: module 'execjs' has no attribute 'available_runtimes'
try:
ajsr = execjs.available_runtimes()
except AttributeError:
# Newer execjs does not have available_runtimes() method?
ajsr = []
supported_runtimes = execjs.runtimes()
for sr in supported_runtimes:
if supported_runtimes[sr].is_available():
ajsr.append(sr)
if len(ajsr) > 0:
print('Detected {0} JavaScript runtimes:'.format(len(ajsr)))
for js in ajsr:
jsr = execjs.get(js)
pref_str = ''
if js == 'Node':
pref_str = ' <== I prefer this one!'
print(' {0}: {1}{2}'.format(js, jsr.name, pref_str))
else:
print('No JS runtimes detected! Install Node.js, spidermonkey or something!')
sys.exit(0)
def __call__(self, parser, namespace, values, option_string=None):
buffer = io.StringIO()
for name, runtime in sorted(execjs.runtimes().items()):
if runtime.is_available():
buffer.write(name + "\n")
parser.exit(message=buffer.getvalue())
def __call__(self, parser, namespace, values, option_string=None):
buffer = io.StringIO()
for name, runtime in sorted(execjs.runtimes().items()):
if runtime.is_available():
buffer.write(name + "\n")
parser.exit(message=buffer.getvalue())
def __call__(self, parser, namespace, values, option_string=None):
message = "".join(name + "\n"
for name, runtime in list(execjs.runtimes().items())
if runtime.is_available())
parser.exit(message=message)
def test_thrown_exception(self):
with self.assertRaises(execjs.ProgramError):
self.runtime.exec_("throw 'hello'")
def test_broken_substitutions(self):
s = '#{source}#{encoded_source}#{json2_source}'
self.assertEqual(s, self.runtime.eval('"' + s + '"'))
class DefaultRuntimeTest(unittest.TestCase, RuntimeTestBase):
def setUp(self):
self.runtime = execjs
for name, runtime in execjs.runtimes().items():
if not runtime.is_available():
continue
class_name = name.capitalize() + "RuntimeTest"
def f(runtime=runtime):
class RuntimeTest(unittest.TestCase, RuntimeTestBase):
def setUp(self):
self.runtime = runtime
RuntimeTest.__name__ = str(class_name) # 2.x compatibility
return RuntimeTest
exec("{class_name} = f()".format(class_name=class_name))
class CommonTest(unittest.TestCase):
def test_empty_path_environ(self):
def __call__(self, parser, namespace, values, option_string=None):
message = "".join(name + "\n" for name, runtime in execjs.runtimes().items() if runtime.is_available())
parser.exit(message=message)
def test_thrown_exception(self):
with self.assertRaises(execjs.ProgramError):
self.runtime.exec_("throw 'hello'")
def test_broken_substitutions(self):
s = '#{source}#{encoded_source}#{json2_source}'
self.assertEqual(s, self.runtime.eval('"' + s + '"'))
class DefaultRuntimeTest(unittest.TestCase, RuntimeTestBase):
def setUp(self):
self.runtime = execjs
for name, runtime in list(execjs.runtimes().items()):
if not runtime.is_available():
continue
class_name = name.capitalize() + "RuntimeTest"
def f(runtime=runtime):
class RuntimeTest(unittest.TestCase, RuntimeTestBase):
def setUp(self):
self.runtime = runtime
RuntimeTest.__name__ = str(class_name) # 2.x compatibility
return RuntimeTest
exec("{class_name} = f()".format(class_name=class_name))
