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import os
from scripts.test import shared
from . import utils
class PoppyValidationTest(utils.BinaryenTestCase):
def check_invalid(self, module, error):
p = shared.run_process(shared.WASM_OPT +
['--experimental-poppy', '--print', '-o', os.devnull],
input=module, check=False, capture_output=True)
self.assertIn(error, p.stderr)
self.assertIn('Fatal: error validating input', p.stderr)
self.assertNotEqual(p.returncode, 0)
def check_valid(self, module):
p = shared.run_process(shared.WASM_OPT +
['--experimental-poppy', '--print', '-o', os.devnull],
input=module, check=False, capture_output=True)
self.assertEqual(p.stderr, "")
self.assertEqual(p.returncode, 0)
def test_top_level_pop(self):
module = '''
(module
(func $foo (result i32)
(block (result i32)
(i32.const 0)
(pop i32)
)
)
)
'''
self.check_invalid(module, "Unexpected top-level pop in block")
def test_top_level_pop_fixed(self):
module = '''
(module
(func $foo (result i32)
(block (result i32)
(i32.const 0)
)
)
)
'''
self.check_valid(module)
def test_incompatible_type(self):
module = '''
(module
(func $foo (result i32)
(f32.const 42)
(i32.const 42)
(i32.add
(pop i32)
(pop i32)
)
)
)
'''
self.check_invalid(module, "block element has incompatible type")
self.check_invalid(module, "required: (i32 i32), available: (f32 i32)")
def test_incorrect_pop_type(self):
module = '''
(module
(func $foo (result i32)
(i32.const 42)
(i32.const 42)
(i32.add
(pop i32)
(pop f32)
)
)
)
'''
self.check_invalid(module, "binary child types must be equal")
def test_incompatible_type_fixed(self):
module = '''
(module
(func $foo (result i32)
(i32.const 42)
(i32.const 42)
(i32.add
(pop i32)
(pop i32)
)
)
)
'''
self.check_valid(module)
def test_incorrect_block_type(self):
module = '''
(module
(func $foo (result i32)
(f32.const 42)
(nop)
)
)
'''
self.check_invalid(module, "block contents should satisfy block type")
def test_nonblock_body(self):
module = '''
(module
(func $foo (result f32)
(f32.const 42)
)
)
'''
self.check_invalid(module, "Function body must be a block")
def test_nonpop_if_condition(self):
module = '''
(module
(func $foo
(nop)
(i32.const 1)
(if
(i32.const 42)
(block)
)
)
)
'''
self.check_invalid(module, "Expected condition to be a Pop")
def test_nonblock_if_true(self):
module = '''
(module
(func $foo
(nop)
(i32.const 1)
(if
(pop i32)
(nop)
)
)
)
'''
self.check_invalid(module, "Expected control flow child to be a block")
def test_nonblock_if_false(self):
module = '''
(module
(func $foo
(nop)
(i32.const 1)
(if
(pop i32)
(block)
(nop)
)
)
)
'''
self.check_invalid(module, "Expected control flow child to be a block")
def test_nonblock_if_fixed(self):
module = '''
(module
(func $foo
(nop)
(i32.const 1)
(if
(pop i32)
(block)
(block)
)
)
)
'''
self.check_valid(module)
def test_nonblock_loop_body(self):
module = '''
(module
(func $foo
(nop)
(loop
(nop)
)
)
)
'''
self.check_invalid(module, "Expected control flow child to be a block")
def test_nonpop_child(self):
module = '''
(module
(func $foo (result i32)
(i32.const 42)
(i32.const 5)
(i32.add
(pop i32)
(i32.const -1)
)
)
)
'''
self.check_invalid(module, "Unexpected non-Pop child")
|
