Differential D13880 Diff 40272 test/functional/feature_settings.py

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test/functional/feature_settings.py

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	class SettingsTest(BitcoinTestFramework):			class SettingsTest(BitcoinTestFramework):
	def set_test_params(self):			def set_test_params(self):
	self.setup_clean_chain = True			self.setup_clean_chain = True
	self.num_nodes = 1			self.num_nodes = 1
	self.wallet_names = []			self.wallet_names = []

	def run_test(self):			def run_test(self):
	node, = self.nodes			(node,) = self.nodes
	settings = Path(node.datadir, self.chain, "settings.json")			settings = Path(node.datadir, self.chain, "settings.json")
	conf = Path(node.datadir, "bitcoin.conf")			conf = Path(node.datadir, "bitcoin.conf")

	# Assert empty settings file was created			# Assert empty settings file was created
	self.stop_node(0)			self.stop_node(0)
	with settings.open() as fp:			with settings.open() as fp:
	assert_equal(json.load(fp), {})			assert_equal(json.load(fp), {})

	# Assert settings are parsed and logged			# Assert settings are parsed and logged
	with settings.open("w") as fp:			with settings.open("w") as fp:
	json.dump({"string": "string", "num": 5, "bool": True,			json.dump(
	"null": None, "list": [6, 7]}, fp)			{
	with node.assert_debug_log(expected_msgs=[			"string": "string",
	'Ignoring unknown rw_settings value bool',			"num": 5,
	'Ignoring unknown rw_settings value list',			"bool": True,
	'Ignoring unknown rw_settings value null',			"null": None,
	'Ignoring unknown rw_settings value num',			"list": [6, 7],
	'Ignoring unknown rw_settings value string',			},
				fp,
				)
				with node.assert_debug_log(
				expected_msgs=[
				"Ignoring unknown rw_settings value bool",
				"Ignoring unknown rw_settings value list",
				"Ignoring unknown rw_settings value null",
				"Ignoring unknown rw_settings value num",
				"Ignoring unknown rw_settings value string",
	'Setting file arg: string = "string"',			'Setting file arg: string = "string"',
	'Setting file arg: num = 5',			"Setting file arg: num = 5",
	'Setting file arg: bool = true',			"Setting file arg: bool = true",
	'Setting file arg: null = null',			"Setting file arg: null = null",
	'Setting file arg: list = [6,7]',			"Setting file arg: list = [6,7]",
	]):			]
				):
	self.start_node(0)			self.start_node(0)
	self.stop_node(0)			self.stop_node(0)

	# Assert settings are unchanged after shutdown			# Assert settings are unchanged after shutdown
	with settings.open() as fp:			with settings.open() as fp:
	assert_equal(			assert_equal(
	json.load(fp),			json.load(fp),
	{"string": "string", "num": 5, "bool": True, "null": None,			{
	"list": [6, 7]})			"string": "string",
				"num": 5,
				"bool": True,
				"null": None,
				"list": [6, 7],
				},
				)

	# Test invalid json			# Test invalid json
	with settings.open("w") as fp:			with settings.open("w") as fp:
	fp.write("invalid json")			fp.write("invalid json")
	node.assert_start_raises_init_error(			node.assert_start_raises_init_error(
	expected_msg='Unable to parse settings file',			expected_msg="Unable to parse settings file", match=ErrorMatch.PARTIAL_REGEX
	match=ErrorMatch.PARTIAL_REGEX)			)

	# Test invalid json object			# Test invalid json object
	with settings.open("w") as fp:			with settings.open("w") as fp:
	fp.write('"string"')			fp.write('"string"')
	node.assert_start_raises_init_error(			node.assert_start_raises_init_error(
	expected_msg='Found non-object value "string" in settings file',			expected_msg='Found non-object value "string" in settings file',
	match=ErrorMatch.PARTIAL_REGEX)			match=ErrorMatch.PARTIAL_REGEX,
				)

	# Test invalid settings file containing duplicate keys			# Test invalid settings file containing duplicate keys
	with settings.open("w") as fp:			with settings.open("w") as fp:
	fp.write('{"key": 1, "key": 2}')			fp.write('{"key": 1, "key": 2}')
	node.assert_start_raises_init_error(			node.assert_start_raises_init_error(
	expected_msg='Found duplicate key key in settings file',			expected_msg="Found duplicate key key in settings file",
	match=ErrorMatch.PARTIAL_REGEX)			match=ErrorMatch.PARTIAL_REGEX,
				)

	# Test invalid settings file is ignored with command line -nosettings			# Test invalid settings file is ignored with command line -nosettings
	with node.assert_debug_log(expected_msgs=['Command-line arg: settings=false']):			with node.assert_debug_log(expected_msgs=["Command-line arg: settings=false"]):
	self.start_node(0, extra_args=["-nosettings"])			self.start_node(0, extra_args=["-nosettings"])
	self.stop_node(0)			self.stop_node(0)

	# Test invalid settings file is ignored with config file -nosettings			# Test invalid settings file is ignored with config file -nosettings
	with conf.open('a') as conf:			with conf.open("a") as conf:
	conf.write('nosettings=1\n')			conf.write("nosettings=1\n")
	with node.assert_debug_log(expected_msgs=['Config file arg: [regtest] settings=false']):			with node.assert_debug_log(
				expected_msgs=["Config file arg: [regtest] settings=false"]
				):
	self.start_node(0)			self.start_node(0)
	self.stop_node(0)			self.stop_node(0)

	# Test alternate settings path			# Test alternate settings path
	altsettings = Path(node.datadir, "altsettings.json")			altsettings = Path(node.datadir, "altsettings.json")
	with altsettings.open("w") as fp:			with altsettings.open("w") as fp:
	fp.write('{"key": "value"}')			fp.write('{"key": "value"}')
	with node.assert_debug_log(expected_msgs=['Setting file arg: key = "value"']):			with node.assert_debug_log(expected_msgs=['Setting file arg: key = "value"']):
	self.start_node(0, extra_args=[f"-settings={altsettings}"])			self.start_node(0, extra_args=[f"-settings={altsettings}"])
	self.stop_node(0)			self.stop_node(0)


	if __name__ == '__main__':			if __name__ == "__main__":
	SettingsTest().main()			SettingsTest().main()