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https://github.com/Chia-Network/chia-blockchain.git
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73cd386b87
* optimize Program.curry() * Add a comment for this curry implementation * optimize Program.curry() * Add comment Co-authored-by: arty <art.yerkes@gmail.com>
50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
from unittest import TestCase
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from chia.types.blockchain_format.program import Program
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from clvm.EvalError import EvalError
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from clvm_tools.curry import uncurry
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from clvm.operators import KEYWORD_TO_ATOM
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from clvm_tools.binutils import assemble, disassemble
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class TestProgram(TestCase):
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def test_at(self):
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p = Program.to([10, 20, 30, [15, 17], 40, 50])
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self.assertEqual(p.first(), p.at("f"))
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self.assertEqual(Program.to(10), p.at("f"))
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self.assertEqual(p.rest(), p.at("r"))
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self.assertEqual(Program.to([20, 30, [15, 17], 40, 50]), p.at("r"))
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self.assertEqual(p.rest().rest().rest().first().rest().first(), p.at("rrrfrf"))
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self.assertEqual(Program.to(17), p.at("rrrfrf"))
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self.assertRaises(ValueError, lambda: p.at("q"))
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self.assertRaises(EvalError, lambda: p.at("ff"))
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def check_idempotency(f, *args):
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prg = Program.to(f)
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curried = prg.curry(*args)
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r = disassemble(curried)
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f_0, args_0 = uncurry(curried)
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assert disassemble(f_0) == disassemble(f)
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assert disassemble(args_0) == disassemble(Program.to(list(args)))
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return r
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def test_curry_uncurry():
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PLUS = KEYWORD_TO_ATOM["+"][0]
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f = assemble("(+ 2 5)")
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actual_disassembly = check_idempotency(f, 200, 30)
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assert actual_disassembly == f"(a (q {PLUS} 2 5) (c (q . 200) (c (q . 30) 1)))"
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f = assemble("(+ 2 5)")
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args = assemble("(+ (q . 50) (q . 60))")
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# passing "args" here wraps the arguments in a list
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actual_disassembly = check_idempotency(f, args)
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assert actual_disassembly == f"(a (q {PLUS} 2 5) (c (q {PLUS} (q . 50) (q . 60)) 1))"
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