示例#1
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def test_special():
    counts = CharacterCounter("a! b")
    assert counts.get_count('!') == 1
示例#2
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def test_empty():
    counts = CharacterCounter("")
    assert counts.get_count('a') == 0
    assert counts.get_count('C') == 0
    assert counts.get_count('z') == 0
示例#3
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def test_single_zero():
    counts = CharacterCounter("c")
    assert counts.get_count('d') == 0
示例#4
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def test_upper_in_lower_get():
    counts = CharacterCounter("F")
    assert counts.get_count('f') == 1
示例#5
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def test_single():
    counts = CharacterCounter("c")
    assert counts.get_count('c') == 1