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import os
from scripts.test import shared
from . import utils
class ErrorsTest(utils.BinaryenTestCase):
def test_parsing_error_msg(self):
module = '''
(module
(func $foo
(abc)
)
)
'''
p = shared.run_process(shared.WASM_OPT + ['--print', '-o', os.devnull],
input=module, check=False, capture_output=True)
self.assertNotEqual(p.returncode, 0)
self.assertIn("parse exception: abc (at 4:4)", p.stderr)
def test_validation_error_msg(self):
def test(args=[], extra_expected=None):
module = '''
(module
(memory (shared 10 20))
)
'''
p = shared.run_process(shared.WASM_OPT + ['-o', os.devnull] + args,
input=module, check=False, capture_output=True)
self.assertNotEqual(p.returncode, 0)
self.assertIn('memory is shared, but atomics are disabled', p.stderr)
if extra_expected:
self.assertIn(extra_expected, p.stdout)
test()
# when the user asks to print the module, we print it even if it is
# invalid, for debugging (otherwise, an invalid module would not reach
# the stage of runnning passes, and print is a pass, so nothing would
# be printed)
test(['--print'], '(module')
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