def test_L1_call_sext_num_args(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
x = sext(s)
with expected_failure(PyMTLSyntaxError, "exactly two arguments"):
do_test(A())
def test_L1_multi_assign(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
u = v = x = y
with expected_failure(PyMTLSyntaxError, "multiple targets"):
do_test(A())
def test_L1_tmpvar(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
u = 42
with expected_failure(PyMTLSyntaxError, "Temporary variable"):
do_test(A())
def test_Global( do_test ):
class A( Component ):
def construct( s ):
u = 42
@s.update
def upblk():
global u
with expected_failure( PyMTLSyntaxError, "invalid operation: global" ):
do_test( A() )
def test_ExtSlice(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
42 [1:2:3, 2:4:6]
with expected_failure(PyMTLSyntaxError, "invalid operation: extslice"):
do_test(A())
def test_Str( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = '42'
with expected_failure( PyMTLSyntaxError, "invalid operation: str" ):
do_test( A() )
def test_ImportFrom( do_test ):
class A( Component ):
def construct( s ):
x = 42
@s.update
def upblk():
from x import x
with expected_failure( PyMTLSyntaxError, "invalid operation: import-from" ):
do_test( A() )
def test_L1_index_base_component( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = s[ 1 ]
with expected_failure( PyMTLTypeError, "base of an index must be an array or signal" ):
do_test( A() )
def test_L1_slice_component( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = s[ 0:4 ]
with expected_failure( PyMTLTypeError, "base of a slice must be a signal" ):
do_test( A() )
def test_L1_sext_component( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = sext( s, 1 )
with expected_failure( PyMTLTypeError, "only applies to signals" ):
do_test( A() )
def test_L1_size_cast_component( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = Bits32( s )
with expected_failure( PyMTLTypeError, "size casting only applies to signals/consts" ):
do_test( A() )
def test_L1_assign_rhs_component( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = s
with expected_failure( PyMTLTypeError, "signal or const" ):
do_test( A() )
def test_L1_assign_lhs_const( do_test ):
class A( Component ):
def construct( s ):
u, s.v = 42, 42
@s.update
def upblk():
s.v = u
with expected_failure( PyMTLTypeError, "must be a signal" ):
do_test( A() )
def test_Expr(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
42
with expected_failure(PyMTLSyntaxError, "Stand-alone expression"):
do_test(A())
def test_DictComp( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = { 1:42 for _ in range(1) }
with expected_failure( PyMTLSyntaxError, "invalid operation: dict comprehension" ):
do_test( A() )
def test_L1_slice_step( do_test ):
class A( Component ):
def construct( s ):
v = 42
@s.update
def upblk():
u = v[ 0:16:4 ]
with expected_failure( PyMTLSyntaxError, "Slice with steps" ):
do_test( A() )
def test_GeneratorExp( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = ( 42 for _ in range(1) )
with expected_failure( PyMTLSyntaxError, "invalid operation: generator expression" ):
do_test( A() )
def test_L1_illegal_subscript( do_test ):
class A( Component ):
def construct( s ):
v = 42
@s.update
def upblk():
u = v[ 0:8, 16:24 ]
with expected_failure( PyMTLSyntaxError, "Illegal subscript" ):
do_test( A() )
def test_TryFinally( do_test ):
class A( Component ):
def construct( s ):
@s.update
def upblk():
try: 42
finally: 42
with expected_failure( PyMTLSyntaxError, "invalid operation: try-finally" ):
do_test( A() )
def test_L1_call_keyword_arg( do_test ):
class A( Component ):
def construct( s ):
xx = 42
@s.update
def upblk():
x = x(x=x)
with expected_failure( PyMTLSyntaxError, "keyword argument" ):
do_test( A() )
def test_Exec( do_test ):
class A( Component ):
def construct( s ):
@s.update
def upblk():
# Python 2 only: exec 42
exec(42)
with expected_failure( PyMTLSyntaxError, "invalid operation: exec" ):
do_test( A() )
def test_L1_call_unrecognized( do_test ):
class A( Component ):
def construct( s ):
def foo(): pass
@s.update
def upblk():
x = foo()
with expected_failure( PyMTLSyntaxError, "Unrecognized method" ):
do_test( A() )
def test_Pass(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
pass
with expected_failure(PyMTLSyntaxError, "invalid operation: pass"):
do_test(A())
def test_Lambda( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = lambda: 42
with expected_failure( PyMTLSyntaxError, "invalid operation: lambda function" ):
do_test( A() )
def test_L1_upblk_arg(do_test):
class A(Component):
def construct(s):
@s.update
def upblk(number):
u = number
with expected_failure(PyMTLSyntaxError, "not have arguments"):
do_test(A())
def test_List( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = [ 42 ]
with expected_failure( PyMTLSyntaxError, "invalid type: list" ):
do_test( A() )
def test_L1_deepcopy_arg(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
u = deepcopy(42, 10)
with expected_failure(PyMTLSyntaxError, "takes exactly 1 argument"):
do_test(A())
def test_Tuple( do_test ):
class A( Component ):
def construct( s ):
s.out = OutPort( Bits32 )
@s.update
def upblk():
s.out = ( 42, )
with expected_failure( PyMTLSyntaxError, "invalid type: tuple" ):
do_test( A() )
def test_L1_call_star_arg(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
x = x(*x)
with expected_failure(PyMTLSyntaxError, "star argument"):
do_test(A())
def test_L1_call_concat_args(do_test):
class A(Component):
def construct(s):
@s.update
def upblk():
x = concat()
with expected_failure(PyMTLSyntaxError, "at least one argument"):
do_test(A())
