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gh-111969: refactor to make it easier to construct a dis.Instruction object (#111970)

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Irit Katriel 2023-11-12 14:06:02 +00:00 • committed by GitHub
parent 40752c1c1e
commit b2af50cb02
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2 changed files with 101 additions and 64 deletions
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17
Lib/test/test_dis.py
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@ -2001,6 +2001,23 @@ class InstructionTests(InstructionTestCase):
positions=None)
self.assertEqual(10 + 2 + 1*2 + 100*2, instruction.jump_target)
def test_argval_argrepr(self):
f = dis.Instruction._get_argval_argrepr
offset = 42
co_consts = (0, 1, 2, 3)
names = {1: 'a', 2: 'b'}
varname_from_oparg = lambda i : names[i]
args = (offset, co_consts, names, varname_from_oparg)
self.assertEqual(f(opcode.opmap["POP_TOP"], None, *args), (None, ''))
self.assertEqual(f(opcode.opmap["LOAD_CONST"], 1, *args), (1, '1'))
self.assertEqual(f(opcode.opmap["LOAD_GLOBAL"], 2, *args), ('a', 'a'))
self.assertEqual(f(opcode.opmap["JUMP_BACKWARD"], 11, *args), (24, 'to 24'))
self.assertEqual(f(opcode.opmap["COMPARE_OP"], 3, *args), ('<', '<'))
self.assertEqual(f(opcode.opmap["SET_FUNCTION_ATTRIBUTE"], 2, *args), (2, 'kwdefaults'))
self.assertEqual(f(opcode.opmap["BINARY_OP"], 3, *args), (3, '<<'))
self.assertEqual(f(opcode.opmap["CALL_INTRINSIC_1"], 2, *args), (2, 'INTRINSIC_IMPORT_STAR'))
def test_start_offset(self):
# When no extended args are present,
# start_offset should be equal to offset