class AppTestMin:

    def test_min_notseq(self):
        raises(TypeError, min, 1)

    def test_min_usual(self):
        assert min(1, 2, 3) == 1

    def test_min_floats(self):
        assert min(0.1, 2.7, 14.7) == 0.1

    def test_min_chars(self):
        assert min('a', 'b', 'c') == 'a'

    def test_min_strings(self):
        assert min('aaa', 'bbb', 'c') == 'aaa'

    def test_min_noargs(self):
        raises(TypeError, min)

    def test_min_empty(self):
        raises(ValueError, min, [])

class AppTestMax:

    def test_max_notseq(self):
        raises(TypeError, max, 1)

    def test_max_usual(self):
        assert max(1, 2, 3) == 3

    def test_max_floats(self):
        assert max(0.1, 2.7, 14.7) == 14.7

    def test_max_chars(self):
        assert max('a', 'b', 'c') == 'c'

    def test_max_strings(self):
        assert max('aaa', 'bbb', 'c') == 'c'

    def test_max_noargs(self):
        raises(TypeError, max)

    def test_max_empty(self):
        raises(ValueError, max, [])

class AppTestMaxTuple:

    def test_max_usual(self):
        assert max((1, 2, 3)) == 3

    def test_max_floats(self):
        assert max((0.1, 2.7, 14.7)) == 14.7

    def test_max_chars(self):
        assert max(('a', 'b', 'c')) == 'c'

    def test_max_strings(self):
        assert max(('aaa', 'bbb', 'c')) == 'c'

class AppTestMinList:

    def test_min_usual(self):
        assert min([1, 2, 3]) == 1

    def test_min_floats(self):
        assert min([0.1, 2.7, 14.7]) == 0.1

    def test_min_chars(self):
        assert min(['a', 'b', 'c']) == 'a'

    def test_min_strings(self):
        assert min(['aaa', 'bbb', 'c']) == 'aaa'