From 95b2898b9c0898c7e2d98ee603bff0604bf2a829 Mon Sep 17 00:00:00 2001 From: "F. Eugene Aumson" Date: Wed, 7 Nov 2018 11:20:46 -0500 Subject: [order_utils.py] is_signature_valid, via Exchange contract (#1216) First support for signature validation, done via Exchange contract's isValidSignature() method. --- python-packages/order_utils/test/test_doctest.py | 32 +++--- .../order_utils/test/test_signature_utils.py | 128 +++++++++++++++++++++ 2 files changed, 141 insertions(+), 19 deletions(-) create mode 100644 python-packages/order_utils/test/test_signature_utils.py (limited to 'python-packages/order_utils/test') diff --git a/python-packages/order_utils/test/test_doctest.py b/python-packages/order_utils/test/test_doctest.py index ba5da5418..2b0350ac0 100644 --- a/python-packages/order_utils/test/test_doctest.py +++ b/python-packages/order_utils/test/test_doctest.py @@ -1,24 +1,18 @@ -"""Exercise doctests for order_utils module.""" +"""Exercise doctests for all of our modules.""" from doctest import testmod +import pkgutil -from zero_ex.dev_utils import abi_utils, type_assertions -from zero_ex.order_utils import asset_data_utils +import zero_ex -def test_doctest_asset_data_utils(): - """Invoke doctest on the asset_data_utils module.""" - (failure_count, _) = testmod(asset_data_utils) - assert failure_count == 0 - - -def test_doctest_abi_utils(): - """Invoke doctest on the abi_utils module.""" - (failure_count, _) = testmod(abi_utils) - assert failure_count == 0 - - -def test_doctest_type_assertions(): - """Invoke doctest on the type_assertions module.""" - (failure_count, _) = testmod(type_assertions) - assert failure_count == 0 +def test_all_doctests(): + """Gather zero_ex.* modules and doctest them.""" + # prefer `black` formatting. pylint: disable=bad-continuation + for (importer, modname, _) in pkgutil.walk_packages( + path=zero_ex.__path__, prefix="zero_ex." + ): + module = importer.find_module(modname).load_module(modname) + print(module) + (failure_count, _) = testmod(module) + assert failure_count == 0 diff --git a/python-packages/order_utils/test/test_signature_utils.py b/python-packages/order_utils/test/test_signature_utils.py new file mode 100644 index 000000000..b688e03a1 --- /dev/null +++ b/python-packages/order_utils/test/test_signature_utils.py @@ -0,0 +1,128 @@ +"""Tests of zero_ex.order_utils.signature_utils.""" + +import pytest +from web3 import Web3 + +from zero_ex.order_utils.signature_utils import is_valid_signature + + +def test_is_valid_signature__provider_wrong_type(): + """Test that giving a non-HTTPProvider raises a TypeError.""" + with pytest.raises(TypeError): + is_valid_signature( + 123, + "0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b" + + "0", + "0x1B61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351b" + + "c3340349190569279751135161d22529dc25add4f6069af05be04cacbda2ace" + + "225403", + "0x5409ed021d9299bf6814279a6a1411a7e866a631", + ) + + +def test_is_valid_signature__data_not_string(): + """Test that giving non-string `data` raises a TypeError.""" + with pytest.raises(TypeError): + is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + 123, + "0x1B61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351b" + + "c3340349190569279751135161d22529dc25add4f6069af05be04cacbda2ace" + + "225403", + "0x5409ed021d9299bf6814279a6a1411a7e866a631", + ) + + +def test_is_valid_signature__data_not_hex_string(): + """Test that giving non-hex-string `data` raises a ValueError.""" + with pytest.raises(ValueError): + is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + "jjj", + "0x1B61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351b" + + "c3340349190569279751135161d22529dc25add4f6069af05be04cacbda2ace" + + "225403", + "0x5409ed021d9299bf6814279a6a1411a7e866a631", + ) + + +def test_is_valid_signature__signature_not_string(): + """Test that passng a non-string signature raises a TypeError.""" + with pytest.raises(TypeError): + is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + "0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b" + + "0", + 123, + "0x5409ed021d9299bf6814279a6a1411a7e866a631", + ) + + +def test_is_valid_signature__signature_not_hex_string(): + """Test that passing a non-hex-string signature raises a ValueError.""" + with pytest.raises(ValueError): + is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + "0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b" + + "0", + "jjj", + "0x5409ed021d9299bf6814279a6a1411a7e866a631", + ) + + +def test_is_valid_signature__signer_address_not_string(): + """Test that giving a non-address `signer_address` raises a ValueError.""" + with pytest.raises(TypeError): + is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + "0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b" + + "0", + "0x1B61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351b" + + "c3340349190569279751135161d22529dc25add4f6069af05be04cacbda2ace" + + "225403", + 123, + ) + + +def test_is_valid_signature__signer_address_not_hex_string(): + """Test that giving a non-hex-str `signer_address` raises a ValueError.""" + with pytest.raises(ValueError): + is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + "0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b" + + "0", + "0x1B61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351b" + + "c3340349190569279751135161d22529dc25add4f6069af05be04cacbda2ace" + + "225403", + "jjj", + ) + + +def test_is_valid_signature__signer_address_not_valid_address(): + """Test that giving a non-address for `signer_address` raises an error.""" + with pytest.raises(ValueError): + is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + "0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b" + + "0", + "0x1B61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351b" + + "c3340349190569279751135161d22529dc25add4f6069af05be04cacbda2ace" + + "225403", + "0xff", + ) + + +def test_is_valid_signature__unsupported_sig_types(): + """Test that passing in a sig w/invalid type raises error. + + To induce this error, the last byte of the signature is tweaked from 03 to + ff.""" + (is_valid, reason) = is_valid_signature( + Web3.HTTPProvider("http://127.0.0.1:8545"), + "0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b0", + "0x1B61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc334" + + "0349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254ff", + "0x5409ed021d9299bf6814279a6a1411a7e866a631", + ) + assert is_valid is False + assert reason == "SIGNATURE_UNSUPPORTED" -- cgit