pythonnet/tests/test_array.py at v3.0.1 · pythonnet/pythonnet · GitHub

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# -*- coding: utf-8 -*-

"""Test support for managed arrays."""

import clr

import Python.Test as Test

import System

import pytest

from collections import UserList

from System import Single as float32

def test_public_array():

"""Test public arrays."""

ob = Test.PublicArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

items[0] = 8

assert items[0] == 8

items[4] = 9

assert items[4] == 9

items[-4] = 0

assert items[-4] == 0

items[-1] = 4

assert items[-1] == 4

def test_protected_array():

"""Test protected arrays."""

ob = Test.ProtectedArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

items[0] = 8

assert items[0] == 8

items[4] = 9

assert items[4] == 9

items[-4] = 0

assert items[-4] == 0

items[-1] = 4

assert items[-1] == 4

def test_internal_array():

"""Test internal arrays."""

with pytest.raises(AttributeError):

ob = Test.InternalArrayTest()

_ = ob.items

def test_private_array():

"""Test private arrays."""

with pytest.raises(AttributeError):

ob = Test.PrivateArrayTest()

_ = ob.items

def test_array_bounds_checking():

"""Test array bounds checking."""

ob = Test.Int32ArrayTest()

items = ob.items

assert items[0] == 0

assert items[1] == 1

assert items[2] == 2

assert items[3] == 3

assert items[4] == 4

assert items[-5] == 0

assert items[-4] == 1

assert items[-3] == 2

assert items[-2] == 3

assert items[-1] == 4

with pytest.raises(IndexError):

ob = Test.Int32ArrayTest()

_ = ob.items[5]

with pytest.raises(IndexError):

ob = Test.Int32ArrayTest()

ob.items[5] = 0

with pytest.raises(IndexError):

ob = Test.Int32ArrayTest()

items[-6]

with pytest.raises(IndexError):

ob = Test.Int32ArrayTest()

items[-6] = 0

def test_array_contains():

"""Test array support for __contains__."""

ob = Test.Int32ArrayTest()

items = ob.items

assert 0 in items

assert 1 in items

assert 2 in items

assert 3 in items

assert 4 in items

assert not (5 in items) # "H:\Python27\Lib\unittest\case.py", line 592, in deprecated_func,

assert not (-1 in items) # TypeError: int() argument must be a string or a number, not 'NoneType'

assert not (None in items) # which threw ^ here which is a little odd.

# But when run from runtests.py. Not when this module ran by itself.

def test_boolean_array():

"""Test boolean arrays."""

ob = Test.BooleanArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] is True

assert items[1] is False

assert items[2] is True

assert items[3] is False

assert items[4] is True

items[0] = False

assert items[0] is False

items[0] = True

assert items[0] is True

with pytest.raises(TypeError):

ob = Test.ByteArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.ByteArrayTest()

ob[0] = "wrong"

def test_byte_array():

"""Test byte arrays."""

ob = Test.ByteArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 255

min_ = 0

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.ByteArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.ByteArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.ByteArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.ByteArrayTest()

ob[0] = "wrong"

def test_sbyte_array():

"""Test sbyte arrays."""

ob = Test.SByteArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 127

min_ = -128

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.SByteArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.SByteArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.SByteArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.SByteArrayTest()

ob[0] = "wrong"

def test_char_array():

"""Test char arrays."""

ob = Test.CharArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 'a'

assert items[4] == 'e'

max_ = chr(65535)

min_ = chr(0)

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(TypeError):

ob = Test.CharArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.CharArrayTest()

ob[0] = "wrong"

def test_int16_array():

"""Test Int16 arrays."""

ob = Test.Int16ArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 32767

min_ = -32768

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.Int16ArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.Int16ArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.Int16ArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.Int16ArrayTest()

ob[0] = "wrong"

def test_int32_array():

"""Test Int32 arrays."""

ob = Test.Int32ArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 2147483647

min_ = -2147483648

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.Int32ArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.Int32ArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.Int32ArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.Int32ArrayTest()

ob[0] = "wrong"

def test_int64_array():

"""Test Int64 arrays."""

ob = Test.Int64ArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 9223372036854775807

min_ = -9223372036854775808

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.Int64ArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.Int64ArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.Int64ArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.Int64ArrayTest()

ob[0] = "wrong"

def test_uint16_array():

"""Test UInt16 arrays."""

ob = Test.UInt16ArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 65535

min_ = 0

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.UInt16ArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.UInt16ArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.UInt16ArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.UInt16ArrayTest()

ob[0] = "wrong"

def test_uint32_array():

"""Test UInt32 arrays."""

ob = Test.UInt32ArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 4294967295

min_ = 0

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.UInt32ArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.UInt32ArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.UInt32ArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.UInt32ArrayTest()

ob[0] = "wrong"

def test_uint64_array():

"""Test UInt64 arrays."""

ob = Test.UInt64ArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0

assert items[4] == 4

max_ = 18446744073709551615

min_ = 0

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(OverflowError):

ob = Test.UInt64ArrayTest()

ob.items[0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.UInt64ArrayTest()

ob.items[0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.UInt64ArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.UInt64ArrayTest()

ob[0] = "wrong"

def test_single_array():

"""Test Single arrays."""

ob = Test.SingleArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0.0

assert items[4] == 4.0

max_ = float32(3.402823e38)

min_ = float32(-3.402823e38)

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(TypeError):

ob = Test.SingleArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.SingleArrayTest()

ob[0] = "wrong"

def test_double_array():

"""Test Double arrays."""

ob = Test.DoubleArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == 0.0

assert items[4] == 4.0

max_ = 1.7976931348623157e308

min_ = -1.7976931348623157e308

items[0] = max_

assert items[0] == max_

items[0] = min_

assert items[0] == min_

items[-4] = max_

assert items[-4] == max_

items[-1] = min_

assert items[-1] == min_

with pytest.raises(TypeError):

ob = Test.DoubleArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.DoubleArrayTest()

ob[0] = "wrong"

def test_decimal_array():

"""Test Decimal arrays."""

ob = Test.DecimalArrayTest()

items = ob.items

from System import Decimal

max_d = Decimal.Parse("79228162514264337593543950335")

min_d = Decimal.Parse("-79228162514264337593543950335")

assert len(items) == 5

assert items[0] == Decimal(0)

assert items[4] == Decimal(4)

items[0] = max_d

assert items[0] == max_d

items[0] = min_d

assert items[0] == min_d

items[-4] = max_d

assert items[-4] == max_d

items[-1] = min_d

assert items[-1] == min_d

with pytest.raises(TypeError):

ob = Test.DecimalArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.DecimalArrayTest()

ob[0] = "wrong"

def test_string_array():

"""Test String arrays."""

ob = Test.StringArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == '0'

assert items[4] == '4'

items[0] = "spam"

assert items[0] == "spam"

items[0] = "eggs"

assert items[0] == "eggs"

items[-4] = "spam"

assert items[-4] == "spam"

items[-1] = "eggs"

assert items[-1] == "eggs"

with pytest.raises(TypeError):

ob = Test.StringArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.Int64ArrayTest()

ob[0] = 0

def test_enum_array():

"""Test enum arrays."""

from Python.Test import ShortEnum

ob = Test.EnumArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] == ShortEnum.Zero

assert items[4] == ShortEnum.Four

items[0] = ShortEnum.Four

assert items[0] == ShortEnum.Four

items[0] = ShortEnum.Zero

assert items[0] == ShortEnum.Zero

items[-4] = ShortEnum.Four

assert items[-4] == ShortEnum.Four

items[-1] = ShortEnum.Zero

assert items[-1] == ShortEnum.Zero

with pytest.raises(TypeError):

ob = Test.EnumArrayTest()

ob.items[0] = 99

with pytest.raises(TypeError):

ob = Test.EnumArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.EnumArrayTest()

ob[0] = "wrong"

def test_object_array():

"""Test ob arrays."""

from Python.Test import Spam

ob = Test.ObjectArrayTest()

items = ob.items

assert len(items) == 5

assert items[0].GetValue() == "0"

assert items[4].GetValue() == "4"

items[0] = Spam("4")

assert items[0].GetValue() == "4"

items[0] = Spam("0")

assert items[0].GetValue() == "0"

items[-4] = Spam("4")

assert items[-4].GetValue() == "4"

items[-1] = Spam("0")

assert items[-1].GetValue() == "0"

items[0] = 99

assert items[0] == 99

items[0] = None

assert items[0] is None

with pytest.raises(TypeError):

ob = Test.ObjectArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.ObjectArrayTest()

ob.items["wrong"] = "wrong"

def test_null_array():

"""Test null arrays."""

ob = Test.NullArrayTest()

items = ob.items

assert len(items) == 5

assert items[0] is None

assert items[4] is None

items[0] = "spam"

assert items[0] == "spam"

items[0] = None

assert items[0] is None

items[-4] = "spam"

assert items[-4] == "spam"

items[-1] = None

assert items[-1] is None

empty = ob.empty

assert len(empty) == 0

with pytest.raises(TypeError):

ob = Test.NullArrayTest()

_ = ob.items["wrong"]

def test_interface_array():

"""Test interface arrays."""

from Python.Test import Spam

ob = Test.InterfaceArrayTest()

items = ob.items

assert len(items) == 5

assert items[0].GetValue() == "0"

assert items[4].GetValue() == "4"

items[0] = Spam("4")

assert items[0].GetValue() == "4"

items[0] = Spam("0")

assert items[0].GetValue() == "0"

items[-4] = Spam("4")

assert items[-4].GetValue() == "4"

items[-1] = Spam("0")

assert items[-1].GetValue() == "0"

items[0] = None

assert items[0] is None

with pytest.raises(TypeError):

ob = Test.InterfaceArrayTest()

ob.items[0] = 99

with pytest.raises(TypeError):

ob = Test.InterfaceArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.InterfaceArrayTest()

ob.items["wrong"] = "wrong"

def test_typed_array():

"""Test typed arrays."""

from Python.Test import Spam

ob = Test.TypedArrayTest()

items = ob.items

assert len(items) == 5

assert items[0].GetValue() == "0"

assert items[4].GetValue() == "4"

items[0] = Spam("4")

assert items[0].GetValue() == "4"

items[0] = Spam("0")

assert items[0].GetValue() == "0"

items[-4] = Spam("4")

assert items[-4].GetValue() == "4"

items[-1] = Spam("0")

assert items[-1].GetValue() == "0"

items[0] = None

assert items[0] is None

with pytest.raises(TypeError):

ob = Test.TypedArrayTest()

ob.items[0] = 99

with pytest.raises(TypeError):

ob = Test.TypedArrayTest()

_ = ob.items["wrong"]

with pytest.raises(TypeError):

ob = Test.TypedArrayTest()

ob.items["wrong"] = Spam("0")

with pytest.raises(TypeError):

ob = Test.TypedArrayTest()

_ = ob.items[0.5]

with pytest.raises(TypeError):

ob = Test.TypedArrayTest()

ob.items[0.5] = Spam("0")

def test_multi_dimensional_array():

"""Test multi-dimensional arrays."""

ob = Test.MultiDimensionalArrayTest()

items = ob.items

assert len(items) == 25

assert items[0, 0] == 0

assert items[0, 1] == 1

assert items[0, 2] == 2

assert items[0, 3] == 3

assert items[0, 4] == 4

assert items[1, 0] == 5

assert items[1, 1] == 6

assert items[1, 2] == 7

assert items[1, 3] == 8

assert items[1, 4] == 9

assert items[2, 0] == 10

assert items[2, 1] == 11

assert items[2, 2] == 12

assert items[2, 3] == 13

assert items[2, 4] == 14

assert items[3, 0] == 15

assert items[3, 1] == 16

assert items[3, 2] == 17

assert items[3, 3] == 18

assert items[3, 4] == 19

assert items[4, 0] == 20

assert items[4, 1] == 21

assert items[4, 2] == 22

assert items[4, 3] == 23

assert items[4, 4] == 24

max_ = 2147483647

min_ = -2147483648

items[0, 0] = max_

assert items[0, 0] == max_

items[0, 0] = min_

assert items[0, 0] == min_

items[-4, 0] = max_

assert items[-4, 0] == max_

items[-1, -1] = min_

assert items[-1, -1] == min_

with pytest.raises(OverflowError):

ob = Test.MultiDimensionalArrayTest()

ob.items[0, 0] = max_ + 1

with pytest.raises(OverflowError):

ob = Test.MultiDimensionalArrayTest()

ob.items[0, 0] = min_ - 1

with pytest.raises(TypeError):

ob = Test.MultiDimensionalArrayTest()

_ = ob.items["wrong", 0]

with pytest.raises(TypeError):

ob = Test.MultiDimensionalArrayTest()

ob.items[0, 0] = "wrong"

with pytest.raises(TypeError):

ob = Test.MultiDimensionalArrayTest()

ob["0", 0] = 0

with pytest.raises(TypeError):

ob = Test.MultiDimensionalArrayTest()

ob.items["0", 0] = 0

with pytest.raises(TypeError):

ob = Test.MultiDimensionalArrayTest()

_ = ob.items[0.5, 0]

with pytest.raises(TypeError):

ob = Test.MultiDimensionalArrayTest()

ob.items[0.5, 0] = 0

def test_array_iteration():

"""Test array iteration."""

items = Test.Int32ArrayTest().items

for i in items:

assert (i > -1) and (i < 5)

items = Test.NullArrayTest().items

for i in items:

assert i is None

empty = Test.NullArrayTest().empty

for i in empty:

raise TypeError('iteration over empty array')

def test_tuple_array_conversion():

"""Test conversion of tuples to array arguments."""

from Python.Test import ArrayConversionTest

from Python.Test import Spam

items = []

for i in range(10):

items.append(Spam(str(i)))

items = tuple(items)

result = ArrayConversionTest.EchoRange(items)

assert result[0].__class__ == Spam

assert len(result) == 10

def test_tuple_nested_array_conversion():

"""Test conversion of tuples to array-of-array arguments."""

from Python.Test import ArrayConversionTest

from Python.Test import Spam

items = []

for i in range(10):

subs = []

for _ in range(10):

subs.append(Spam(str(i)))

items.append(tuple(subs))

items = tuple(items)

result = ArrayConversionTest.EchoRangeAA(items)

assert len(result) == 10

assert len(result[0]) == 10

assert result[0][0].__class__ == Spam

def test_list_array_conversion():

"""Test conversion of lists to array arguments."""

from Python.Test import ArrayConversionTest

from Python.Test import Spam

items = []

for i in range(10):

items.append(Spam(str(i)))

result = ArrayConversionTest.EchoRange(items)

assert result[0].__class__ == Spam

assert len(result) == 10

def test_list_nested_array_conversion():

"""Test conversion of lists to array-of-array arguments."""

from Python.Test import ArrayConversionTest

from Python.Test import Spam

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pythonnet/tests/test_array.py at v3.0.1 · pythonnet/pythonnet · GitHub

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