Class ZoneInfoCompleteTest

Lib/test/datetimetester.py:6949–6959

class ZoneInfoCompleteTest(unittest.TestSuite):
    def __init__(self):
        tests = []
        if is_resource_enabled('tzdata'):
            for name in ZoneInfo.zonenames():
                Test = type('ZoneInfoTest[%s]' % name, (ZoneInfoTest,), {})
                Test.zonename = name
                for method in dir(Test):
                    if method.startswith('test_'):
                        tests.append(Test(method))
        super().__init__(tests)

# Iran had a sub-minute UTC offset before 1946.
class IranTest(ZoneInfoTest):