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test pop

This commit is contained in:
Peter McGoron 2023-02-09 20:42:36 +00:00
parent ef84135a2e
commit 98bf49d931
2 changed files with 56 additions and 2 deletions
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2
asm/ffi.py
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@ -45,7 +45,7 @@ class CEnv(Structure):
("prglen", c_size_t) ("prglen", c_size_t)
] ]
class ExecutionEnvironment: class Environment:
def __init__(self, reglen=32, lablen=32, stklen=4096, prglen=4096): def __init__(self, reglen=32, lablen=32, stklen=4096, prglen=4096):
cenv = CEnv() cenv = CEnv()
cenv.reglen = reglen cenv.reglen = reglen

56
asm/test.py
View File

@ -58,7 +58,7 @@ class PushTest(unittest.TestCase):
p.parse_asm_line("PUSH 6") p.parse_asm_line("PUSH 6")
b = p() b = p()
ex = ffi.ExecutionEnvironment() ex = ffi.Environment()
self.assertEqual(ex.load(b), ffi.CompileRet.OK) self.assertEqual(ex.load(b), ffi.CompileRet.OK)
self.assertEqual(ex.cenv.prgend, 2) self.assertEqual(ex.cenv.prgend, 2)
@ -78,6 +78,60 @@ class PushTest(unittest.TestCase):
self.assertEqual(ex.cenv.prg[1].w[1], 0) self.assertEqual(ex.cenv.prg[1].w[1], 0)
self.assertEqual(ex.cenv.prg[1].w[2], 0) self.assertEqual(ex.cenv.prg[1].w[2], 0)
class PopTest(unittest.TestCase):
def test_compile_pop_reg(self):
p = Program()
p.parse_asm_line("pop r9")
b = p()
self.assertEqual(b, b'\x02\xC2\x89\x00')
ex = ffi.Environment()
self.assertEqual(ex.load(b), ffi.CompileRet.OK)
self.assertEqual(ex.cenv.prgend, 1)
self.assertEqual(ex.cenv.prg[0].opcode, 2)
self.assertEqual(ex.cenv.prg[0].w_flags[0], 1)
self.assertEqual(ex.cenv.prg[0].w_flags[1], 0)
self.assertEqual(ex.cenv.prg[0].w_flags[2], 0)
self.assertEqual(ex.cenv.prg[0].w[0], 9)
self.assertEqual(ex.cenv.prg[0].w[1], 0)
self.assertEqual(ex.cenv.prg[0].w[2], 0)
def test_compile_throw_pop_literal(self):
p = Program()
ex = ffi.Environment()
with self.assertRaises(TypecheckException) as cm:
p.parse_asm_line("pop 6")
self.assertEqual(cm.exception.argtype, ArgType.REG)
self.assertEqual(cm.exception.sarg, '6')
self.assertEqual(cm.exception.i, 0)
self.assertEqual(cm.exception.opcode, 2)
def test_compile_throw_pop_label(self):
p = Program()
ex = ffi.Environment()
with self.assertRaises(TypecheckException) as cm:
p.parse_asm_line("pop l9")
self.assertEqual(cm.exception.argtype, ArgType.REG)
self.assertEqual(cm.exception.sarg, 'l9')
self.assertEqual(cm.exception.i, 0)
self.assertEqual(cm.exception.opcode, 2)
def test_compile_throw_argument_overflow(self):
p = Program()
with self.assertRaises(TypecheckLenException) as cm:
p.parse_asm_line("push r1 r2")
self.assertEqual(cm.exception.opcode, 1)
self.assertEqual(cm.exception.insargs, ["r1", "r2"])
self.assertEqual(cm.exception.argtypelen, 1)
def test_catch_typecheck_argument_underflow(self):
p = Program()
with self.assertRaises(TypecheckLenException) as cm:
p.parse_asm_line("push")
self.assertEqual(cm.exception.opcode, 2)
self.assertEqual(cm.exception.insargs, [])
self.assertEqual(cm.exception.argtypelen, 1)
class ProgramTest(unittest.TestCase): class ProgramTest(unittest.TestCase):
def test_two(self): def test_two(self):
p = Program() p = Program()