xref: /llvm-project/cross-project-tests/debuginfo-tests/dexter/dex/command/commands/DexExpectStepOrder.py (revision 1650f1b3d7f97ca95eb930984e74bdfd91b02b4e)
1# DExTer : Debugging Experience Tester
2# ~~~~~~   ~         ~~         ~   ~~
3#
4# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5# See https://llvm.org/LICENSE.txt for license information.
6# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7
8from dex.command.CommandBase import CommandBase
9from dex.dextIR import LocIR
10from dex.dextIR import ValueIR
11
12
13class DexExpectStepOrder(CommandBase):
14    """Expect the line every `DexExpectStepOrder` is found on to be stepped on
15    in `order`. Each instance must have a set of unique ascending indices.
16
17    DexExpectStepOrder(*order)
18
19    See Commands.md for more info.
20    """
21
22    def __init__(self, *args, **kwargs):
23        if not args:
24            raise TypeError("Need at least one order number")
25
26        if "on_line" in kwargs:
27            try:
28                on_line = kwargs.pop("on_line")
29                self.on_line = int(on_line)
30            except ValueError:
31                raise ValueError(
32                    "on_line value '{0}' cannot be parsed to an integer".format(on_line)
33                )
34        self.sequence = [int(x) for x in args]
35        super(DexExpectStepOrder, self).__init__()
36
37    @staticmethod
38    def get_name():
39        return __class__.__name__
40
41    def get_line(self):
42        return self.on_line if hasattr(self, "on_line") else self.lineno
43
44    def eval(self, step_info):
45        return {
46            "DexExpectStepOrder": ValueIR(
47                expression=str(step_info.current_location.lineno),
48                value=str(step_info.step_index),
49                type_name=None,
50                error_string=None,
51                could_evaluate=True,
52                is_optimized_away=True,
53                is_irretrievable=False,
54            )
55        }
56