Method test_no_default

Lib/test/test_patma.py:3457–3467

(self)

        self.assertListEqual(self._trace(f, "spam"), [1, 2, 4, 6, 7])

    def test_no_default(self):
        def f(command):                                         # 0
            match command.split():                              # 1
                case ["go", direction] if direction in "nesw":  # 2
                    return f"go {direction}"                    # 3
                case ["go", _]:                                 # 4
                    return "no go"                              # 5

        self.assertListEqual(self._trace(f, "go n"), [1, 2, 3])
        self.assertListEqual(self._trace(f, "go x"), [1, 2, 4, 5])
        self.assertListEqual(self._trace(f, "spam"), [1, 2, 4])

    def test_only_default_wildcard(self):
        def f(command):               # 0