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import pytest
from eth_utils import (
to_bytes,
to_hex,
to_int,
to_text,
)
@pytest.mark.parametrize(
"val, expected",
(
(b"\x01", b"\x01"),
(b"\xff", b"\xff"),
(b"\x00", b"\x00"),
(bytearray(b"\x01"), b"\x01"),
(bytearray(b"\xff"), b"\xff"),
(bytearray(b"\x00"), b"\x00"),
(memoryview(b"\x01"), b"\x01"),
(memoryview(b"\xff"), b"\xff"),
(memoryview(b"\x00"), b"\x00"),
(0x1, b"\x01"),
(0x0001, b"\x01"),
(0xFF, b"\xff"),
(0, b"\x00"),
(256, b"\x01\x00"),
(True, b"\x01"),
(False, b"\x00"),
),
)
def test_to_bytes_primitive(val, expected):
assert to_bytes(val) == expected
@pytest.mark.parametrize(
"val, expected",
(
("0x", b""),
("0x0", b"\x00"),
("0x1", b"\x01"),
("0", b"\x00"),
("1", b"\x01"),
("0xFF", b"\xff"),
("0x100", b"\x01\x00"),
("0x0000", b"\x00\x00"),
("0000", b"\x00\x00"),
),
)
def test_to_bytes_hexstr(val, expected):
assert to_bytes(hexstr=val) == expected
@pytest.mark.parametrize("val, expected", (("cowmö", b"cowm\xc3\xb6"), ("", b"")))
def test_to_bytes_text(val, expected):
assert to_bytes(text=val) == expected
def test_to_text_identity():
assert to_text(text="pass-through") == "pass-through"
@pytest.mark.parametrize(
"val, expected",
(
(b"", ""),
(bytearray(b""), ""),
(memoryview(b""), ""),
("0x", ""),
(b"cowm\xc3\xb6", "cowmö"),
(bytearray(b"cowm\xc3\xb6"), "cowmö"),
(memoryview(b"cowm\xc3\xb6"), "cowmö"),
("0x636f776dc3b6", "cowmö"),
(0x636F776DC3B6, "cowmö"),
("0xa", "\n"),
),
)
def test_to_text(val, expected):
assert to_text(val) == expected
@pytest.mark.parametrize(
"val, expected",
(("0x", ""), ("0xa", "\n"), ("0x636f776dc3b6", "cowmö"), ("636f776dc3b6", "cowmö")),
)
def test_to_text_hexstr(val, expected):
assert to_text(hexstr=val) == expected
@pytest.mark.parametrize(
"val, expected",
(
(b"\x00", 0),
(b"\x01", 1),
(b"\x00\x01", 1),
(b"\x01\x00", 256),
(bytearray(b"\x00"), 0),
(bytearray(b"\x01"), 1),
(bytearray(b"\x00\x01"), 1),
(bytearray(b"\x01\x00"), 256),
(memoryview(b"\x01"), 1),
(memoryview(b"\xff"), 255),
(memoryview(b"\x00"), 0),
(True, 1),
(False, 0),
("255", TypeError),
("-1", TypeError),
("0x0", TypeError),
("0x1", TypeError),
),
)
def test_to_int(val, expected):
if isinstance(expected, type):
with pytest.raises(expected):
to_int(val)
else:
assert to_int(val) == expected
@pytest.mark.parametrize(
"val, expected",
(
("0", 0),
("-1", -1),
("255", 255),
("0x0", ValueError),
("0x1", ValueError),
("1.1", ValueError),
("a", ValueError),
),
)
def test_to_int_text(val, expected):
if isinstance(expected, type):
with pytest.raises(expected):
to_int(text=val)
else:
assert to_int(text=val) == expected
@pytest.mark.parametrize(
"val, expected",
(
("0x0", 0),
("0x1", 1),
("0x01", 1),
("0x10", 16),
("0", 0),
("1", 1),
("01", 1),
("10", 16),
),
)
def test_to_int_hexstr(val, expected):
assert to_int(hexstr=val) == expected
@pytest.mark.parametrize(
"val, expected",
(
(b"\x00", "0x00"),
(b"\x01", "0x01"),
(b"\x10", "0x10"),
(b"\x01\x00", "0x0100"),
(b"\x00\x0F", "0x000f"),
(b"", "0x"),
(bytearray(b"\x00"), "0x00"),
(bytearray(b"\x01"), "0x01"),
(bytearray(b"\x10"), "0x10"),
(bytearray(b"\x01\x00"), "0x0100"),
(bytearray(b"\x00\x0F"), "0x000f"),
(bytearray(b""), "0x"),
(memoryview(b"\x00"), "0x00"),
(memoryview(b"\x01"), "0x01"),
(memoryview(b"\x10"), "0x10"),
(memoryview(b"\x01\x00"), "0x0100"),
(memoryview(b"\x00\x0F"), "0x000f"),
(memoryview(b""), "0x"),
(0, "0x0"),
(1, "0x1"),
(16, "0x10"),
(256, "0x100"),
(0x0, "0x0"),
(0x0F, "0xf"),
(False, "0x0"),
(True, "0x1"),
),
)
def test_to_hex(val, expected):
assert to_hex(val) == expected
@pytest.mark.parametrize("val, expected", (("", "0x"), ("cowmö", "0x636f776dc3b6")))
def test_to_hex_text(val, expected):
assert to_hex(text=val) == expected
@pytest.mark.parametrize(
"val, expected",
(
("0x0", "0x0"),
("0x1", "0x1"),
("0x0001", "0x0001"),
("0x10", "0x10"),
("0xF", "0xf"),
("F", "0xf"),
),
)
def test_to_hex_cleanup_only(val, expected):
assert to_hex(hexstr=val) == expected
def test_to_hex_exception():
with pytest.raises(TypeError, match="Unsupported type: The primitive argument"):
to_hex(primitive="string")
|
