def test_isvalidfilename_whencalled_changeswaslastfilenamevalid():
"""
测试系统状态的改变而非返回值
"""
analyzer = LogAnalyzer()
analyzer.is_valid_logfilename("xxx.SLF")
assert True == analyzer.was_last_file_name_valid
def test_isvalidfilename_goodextension_returnstrue():
"""
正检验
"""
expect = True
analyzer = LogAnalyzer()
actual = analyzer.is_valid_logfilename('xxx.SLF')
assert expect == actual
def isvalidfilename_extension_returns(extension, ret):
"""
可传入参数测试
"""
expect = ret
analyzer = LogAnalyzer()
actual = analyzer.is_valid_logfilename(extension)
assert expect == actual
def test_isvalidfilename_badextension_returnsfalse():
"""
测试函数命名三要素
UnitOfWorkName:被测试的方法
Scenario: 测试进行的假设条件
ExpectedBehavior: 在测试场景指定的条件下，你对被测试方法命名行为的预期
"""
expect = False
analyzer = LogAnalyzer()
actual = analyzer.is_valid_logfilename("xxx.foo")
assert expect == actual
