lldb/test/API/commands/platform/file/read/TestPlatformFileRead.py

import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil


class TestCase(TestBase):
    @no_debug_info_test
    def test_file_close_invalid_arg(self):
        self.expect(
            "platform file read y",
            error=True,
            substrs=["'y' is not a valid file descriptor."],
        )
        # 'file read' takes an option, so this will be treated as an option.
        self.expect(
            "platform file read -1", error=True, substrs=["unknown or ambiguous option"]
        )