forked from Rust-related/RustPython
82 lines
1.8 KiB
Python
82 lines
1.8 KiB
Python
from array import array
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a1 = array("b", [0, 1, 2, 3])
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assert a1.tobytes() == b"\x00\x01\x02\x03"
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assert a1[2] == 2
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assert list(a1) == [0, 1, 2, 3]
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a1.reverse()
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assert a1 == array("B", [3, 2, 1, 0])
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a1.extend([4, 5, 6, 7])
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assert a1 == array("h", [3, 2, 1, 0, 4, 5, 6, 7])
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# eq, ne
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a = array("b", [0, 1, 2, 3])
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b = a
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assert a.__ne__(b) is False
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b = array("B", [3, 2, 1, 0])
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assert a.__ne__(b) is True
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def test_float_with_integer_input():
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f = array("f", [0, 1, 2.0, 3.0])
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f.append(4)
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f.insert(0, -1)
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assert f.count(4) == 1
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f.remove(1)
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assert f.index(0) == 1
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f[0] = -2
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assert f == array("f", [-2, 0, 2, 3, 4])
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test_float_with_integer_input()
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# slice assignment step overflow behaviour test
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T = 'I'
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a = array(T, range(10))
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b = array(T, [100])
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a[::9999999999] = b
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assert a == array(T, [100, 1, 2, 3, 4, 5, 6, 7, 8, 9])
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a[::-9999999999] = b
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assert a == array(T, [100, 1, 2, 3, 4, 5, 6, 7, 8, 100])
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c = array(T)
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a[0:0:9999999999] = c
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assert a == array(T, [100, 1, 2, 3, 4, 5, 6, 7, 8, 100])
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a[0:0:-9999999999] = c
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assert a == array(T, [100, 1, 2, 3, 4, 5, 6, 7, 8, 100])
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del a[::9999999999]
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assert a == array(T, [1, 2, 3, 4, 5, 6, 7, 8, 100])
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del a[::-9999999999]
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assert a == array(T, [1, 2, 3, 4, 5, 6, 7, 8])
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del a[0:0:9999999999]
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assert a == array(T, [1, 2, 3, 4, 5, 6, 7, 8])
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del a[0:0:-9999999999]
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assert a == array(T, [1, 2, 3, 4, 5, 6, 7, 8])
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def test_float_with_nan():
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f = float('nan')
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a = array('f')
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a.append(f)
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assert not (a == a)
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assert a != a
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assert not (a < a)
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assert not (a <= a)
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assert not (a > a)
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assert not (a >= a)
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test_float_with_nan()
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def test_different_type_cmp():
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a = array('i', [-1, -2, -3, -4])
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b = array('I', [1, 2, 3, 4])
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c = array('f', [1, 2, 3, 4])
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assert a < b
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assert b > a
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assert b == c
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assert a < c
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assert c > a
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test_different_type_cmp()
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