from random import randint

class TestDataEmptyArray():
    @staticmethod
    def get_array():
        return []

class TestDataUniqueValues():
    _seq = []
    @staticmethod
    def get_array():
        random = randint(3,11)
        TestDataUniqueValues._seq = [i for i in range(0,random)]
        return TestDataUniqueValues._seq

    @staticmethod
    def get_expected_result():
         return TestDataUniqueValues._seq.index(min(TestDataUniqueValues._seq))
### had to shorten next class name cause of spam blocker###

class TestDataExactlyTwoDiffMin():
    _seq = []
    @staticmethod
    def get_array():
        random = randint(3,11)
        TestDataExactlyTwoDiffMin._seq = [i for i in range(0,random)]
        TestDataExactlyTwoDiffMin._seq.insert(0,TestDataExactlyTwoDiffMin._seq[0])
        return TestDataExactlyTwoDiffMin._seq
    @staticmethod
    def get_expected_result():
        diff2 = TestDataExactlyTwoDiffMin._seq
        return diff2.index(min(diff2))
``