1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
#!/usr/bin/env python3
# Copyright (c) 2019 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
from test_framework.test_framework import BitcoinTestFramework
class TestShell:
"""Wrapper Class for BitcoinTestFramework.
The TestShell class extends the BitcoinTestFramework
rpc & daemon process management functionality to external
python environments.
It is a singleton class, which ensures that users only
start a single TestShell at a time."""
class __TestShell(BitcoinTestFramework):
def set_test_params(self):
pass
def run_test(self):
pass
def setup(self, **kwargs):
if self.running:
print("TestShell is already running!")
return
# Num_nodes parameter must be set
# by BitcoinTestFramework child class.
self.num_nodes = 1
# User parameters override default values.
for key, value in kwargs.items():
if hasattr(self, key):
setattr(self, key, value)
elif hasattr(self.options, key):
setattr(self.options, key, value)
else:
raise KeyError(key + " not a valid parameter key!")
super().setup()
self.running = True
return self
def shutdown(self):
if not self.running:
print("TestShell is not running!")
else:
super().shutdown()
self.running = False
def reset(self):
if self.running:
print("Shutdown TestShell before resetting!")
else:
self.num_nodes = None
super().__init__()
instance = None
def __new__(cls):
# This implementation enforces singleton pattern, and will return the
# previously initialized instance if available
if not TestShell.instance:
TestShell.instance = TestShell.__TestShell()
TestShell.instance.running = False
return TestShell.instance
def __getattr__(self, name):
return getattr(self.instance, name)
def __setattr__(self, name, value):
return setattr(self.instance, name, value)
|
