54 lines
1.4 KiB
Python
54 lines
1.4 KiB
Python
"""Tests for the Logic & Bits category."""
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from nodes.programming import ProgrammingNode
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def run(mode, **kwargs):
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return ProgrammingNode().process(mode=mode, theme="(use pack default)", **kwargs)
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def test_bool_and_truth_table():
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assert run("bool_and", a=True, b=True)[3] is True
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assert run("bool_and", a=True, b=False)[3] is False
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assert run("bool_and", a=False, b=False)[3] is False
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def test_bool_or_truth_table():
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assert run("bool_or", a=False, b=False)[3] is False
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assert run("bool_or", a=True, b=False)[3] is True
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def test_bool_not_inverts():
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assert run("bool_not", a=True)[3] is False
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assert run("bool_not", a=False)[3] is True
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def test_bool_xor_truth_table():
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assert run("bool_xor", a=True, b=True)[3] is False
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assert run("bool_xor", a=True, b=False)[3] is True
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assert run("bool_xor", a=False, b=False)[3] is False
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def test_bitwise_and():
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assert run("bitwise_and", a=0b1100, b=0b1010)[1] == 0b1000
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def test_bitwise_or():
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assert run("bitwise_or", a=0b1100, b=0b1010)[1] == 0b1110
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def test_bitwise_xor():
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assert run("bitwise_xor", a=0b1100, b=0b1010)[1] == 0b0110
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def test_bitwise_shift_left():
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assert run("bitwise_shift", a=1, places=4)[1] == 16
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def test_bitwise_shift_right():
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assert run("bitwise_shift", a=16, places=-2)[1] == 4
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def test_bitwise_shift_zero_is_identity():
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assert run("bitwise_shift", a=42, places=0)[1] == 42
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