148 lines
4.7 KiB
Python
148 lines
4.7 KiB
Python
from creole import *
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import unittest
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import ffi
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class PushTest(unittest.TestCase):
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def test_parse_push_reg(self):
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p = Program()
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p.parse_asm_line("push r5")
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b = p()
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self.assertEqual(b, b'\x01\xC2\x85\x00')
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ins = ffi.parse_line(b)
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self.assertEqual(ins[0], Instruction.PUSH.opcode)
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self.assertEqual(ins[1][0], (1,5))
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def test_parse_push_imm(self):
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p = Program()
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p.parse_asm_line("push 5")
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b = p()
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self.assertEqual(b, b'\x01\xC0\x85\x00')
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ins = ffi.parse_line(b)
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self.assertEqual(ins[0], Instruction.PUSH.opcode)
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self.assertEqual(ins[1][0], (0,5))
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def test_parse_push_catch_typecheck_push_lab(self):
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p = Program()
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with self.assertRaises(TypecheckException) as cm:
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p.parse_asm_line("push l0")
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self.assertEqual(cm.exception.argtype, ArgType.VAL)
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self.assertEqual(cm.exception.sarg, 'l0')
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self.assertEqual(cm.exception.i, 0)
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self.assertEqual(cm.exception.opcode, 1)
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def test_parse_push_catch_typecheck_argument_overflow(self):
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p = Program()
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with self.assertRaises(TypecheckLenException) as cm:
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p.parse_asm_line("push r1 r2")
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self.assertEqual(cm.exception.opcode, 1)
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self.assertEqual(cm.exception.insargs, ["r1", "r2"])
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self.assertEqual(cm.exception.argtypelen, 1)
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def test_parse_push_catch_typecheck_argument_underflow(self):
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p = Program()
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with self.assertRaises(TypecheckLenException) as cm:
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p.parse_asm_line("push")
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self.assertEqual(cm.exception.opcode, 1)
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self.assertEqual(cm.exception.insargs, [])
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self.assertEqual(cm.exception.argtypelen, 1)
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def test_large_reg(self):
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p = Program(regnum=0x8000000)
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p.parse_asm_line("PUSH r134217727")
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b = p()
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self.assertEqual(b, b'\x01\xFC\x87\xbf\xbf\xbf\xbf\x00')
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def test_compile_push(self):
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p = Program()
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p.parse_asm_line("PUSH r0")
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p.parse_asm_line("PUSH 6")
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b = p()
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ex = ffi.Environment()
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self.assertEqual(ex.load(b), ffi.CompileRet.OK)
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self.assertEqual(ex.cenv.prgend, 2)
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self.assertEqual(ex.cenv.prg[0].opcode, 1)
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self.assertEqual(ex.cenv.prg[0].w_flags[0], 1)
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self.assertEqual(ex.cenv.prg[0].w_flags[1], 0)
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self.assertEqual(ex.cenv.prg[0].w_flags[2], 0)
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self.assertEqual(ex.cenv.prg[0].w[0], 0)
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self.assertEqual(ex.cenv.prg[0].w[1], 0)
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self.assertEqual(ex.cenv.prg[0].w[2], 0)
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self.assertEqual(ex.cenv.prg[1].opcode, 1)
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self.assertEqual(ex.cenv.prg[1].w_flags[0], 0)
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self.assertEqual(ex.cenv.prg[1].w_flags[1], 0)
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self.assertEqual(ex.cenv.prg[1].w_flags[2], 0)
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self.assertEqual(ex.cenv.prg[1].w[0], 6)
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self.assertEqual(ex.cenv.prg[1].w[1], 0)
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self.assertEqual(ex.cenv.prg[1].w[2], 0)
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class PopTest(unittest.TestCase):
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def test_compile_pop_reg(self):
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p = Program()
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p.parse_asm_line("pop r9")
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b = p()
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self.assertEqual(b, b'\x02\xC2\x89\x00')
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ex = ffi.Environment()
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self.assertEqual(ex.load(b), ffi.CompileRet.OK)
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self.assertEqual(ex.cenv.prgend, 1)
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self.assertEqual(ex.cenv.prg[0].opcode, 2)
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self.assertEqual(ex.cenv.prg[0].w_flags[0], 1)
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self.assertEqual(ex.cenv.prg[0].w_flags[1], 0)
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self.assertEqual(ex.cenv.prg[0].w_flags[2], 0)
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self.assertEqual(ex.cenv.prg[0].w[0], 9)
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self.assertEqual(ex.cenv.prg[0].w[1], 0)
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self.assertEqual(ex.cenv.prg[0].w[2], 0)
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def test_compile_throw_pop_literal(self):
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p = Program()
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with self.assertRaises(TypecheckException) as cm:
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p.parse_asm_line("pop 6")
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self.assertEqual(cm.exception.argtype, ArgType.REG)
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self.assertEqual(cm.exception.sarg, '6')
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self.assertEqual(cm.exception.i, 0)
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self.assertEqual(cm.exception.opcode, 2)
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def test_compile_throw_pop_label(self):
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p = Program()
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with self.assertRaises(TypecheckException) as cm:
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p.parse_asm_line("pop l9")
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self.assertEqual(cm.exception.argtype, ArgType.REG)
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self.assertEqual(cm.exception.sarg, 'l9')
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self.assertEqual(cm.exception.i, 0)
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self.assertEqual(cm.exception.opcode, 2)
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def test_compile_throw_argument_overflow(self):
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p = Program()
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with self.assertRaises(TypecheckLenException) as cm:
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p.parse_asm_line("push r1 r2")
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self.assertEqual(cm.exception.opcode, 1)
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self.assertEqual(cm.exception.insargs, ["r1", "r2"])
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self.assertEqual(cm.exception.argtypelen, 1)
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def test_catch_typecheck_argument_underflow(self):
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p = Program()
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with self.assertRaises(TypecheckLenException) as cm:
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p.parse_asm_line("push")
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self.assertEqual(cm.exception.opcode, 1)
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self.assertEqual(cm.exception.insargs, [])
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self.assertEqual(cm.exception.argtypelen, 1)
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class ProgramTest(unittest.TestCase):
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def test_exec_simple_reg(self):
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p = Program()
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p.parse_asm_line("push 5")
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p.parse_asm_line("push 6")
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p.parse_asm_line("pop r0")
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p.parse_asm_line("pop r1")
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ex = ffi.Environment()
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self.assertEqual(ex.load(p()), ffi.CompileRet.OK)
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self.assertEqual(ex(), ffi.RunRet.STOP)
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self.assertEqual(ex.cenv.reg[0], 6)
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self.assertEqual(ex.cenv.reg[1], 5)
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if __name__ == "__main__":
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unittest.main()
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