# vim:ts=4:sw=4:et:
# Copyright (c) Meta Platforms, Inc. and affiliates.
#
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.

# no unicode literals
from __future__ import absolute_import, division, print_function

import pywatchman
import WatchmanTestCase


@WatchmanTestCase.expand_matrix
class TestTriggerError(WatchmanTestCase.WatchmanTestCase):
    def assertTriggerRegError(self, err, *args):
        with self.assertRaises(pywatchman.WatchmanError) as ctx:
            self.watchmanCommand(*args)
        self.assertRegex(str(ctx.exception), err)

    def test_bad_args(self):
        root = self.mkdtemp()
        self.watchmanCommand("watch", root)

        self.assertTriggerRegError("not enough arguments", "trigger", root)

        self.assertTriggerRegError("no command was specified", "trigger", root, "oink")

        self.assertTriggerRegError(
            "no command was specified", "trigger", root, "oink", "--"
        )

        self.assertTriggerRegError(
            "failed to parse query: rule @ position 4 is not a string value",
            "trigger",
            root,
            "oink",
            "--",
            123,
        )

        self.assertTriggerRegError("invalid or missing name", "trigger", root, 123)

        self.assertTriggerRegError("invalid or missing name", "trigger", root, [])

        self.assertTriggerRegError(
            "invalid or missing name", "trigger", root, {"name": 123}
        )

        self.assertTriggerRegError(
            "invalid command array", "trigger", root, {"name": "oink"}
        )

        self.assertTriggerRegError(
            "invalid command array", "trigger", root, {"name": "oink", "command": []}
        )

        self.assertTriggerRegError(
            "invalid stdin value lemon",
            "trigger",
            root,
            {"name": "oink", "command": ["cat"], "stdin": "lemon"},
        )

        self.assertTriggerRegError(
            "invalid value for stdin",
            "trigger",
            root,
            {"name": "oink", "command": ["cat"], "stdin": 13},
        )

        self.assertTriggerRegError(
            "max_files_stdin must be >= 0",
            "trigger",
            root,
            {"name": "oink", "command": ["cat"], "max_files_stdin": -1},
        )

        self.assertTriggerRegError(
            "stdout: must be prefixed with either > or >>, got out",
            "trigger",
            root,
            {"name": "oink", "command": ["cat"], "stdout": "out"},
        )

        self.assertTriggerRegError(
            "stderr: must be prefixed with either > or >>, got out",
            "trigger",
            root,
            {"name": "oink", "command": ["cat"], "stderr": "out"},
        )
