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tests_integration.py
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tests_integration.py
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"""Integration Tests for the generic service discovery API
In this case they do not use a Mock, they access the real Consul K/V store
"""
import unittest
import time
import kvstore
import registry
URL = 'http://10.112.0.101:8500/v1/kv'
BASEDN = '__registrytests__'
with open('service-template.json') as jsontemplate:
TEMPLATE = jsontemplate.read()
with open('service-template.yaml') as yamltemplate:
TEMPLATEYAML = yamltemplate.read()
with open('options.json') as optionsfile:
OPTIONS = optionsfile.read()
DEBUG = False
class RegistryTemplatesTestCase(unittest.TestCase):
def setUp(self):
registry.connect(URL)
self.PREFIX = registry.TMPLPREFIX
self.servicename = "__unittests__"
self.start_time = time.time()
def tearDown(self):
registry._kv.delete('{}/{}'.format(self.PREFIX, self.servicename), recursive=True)
duration = time.time() - self.start_time
if DEBUG:
print '{} took {} seconds'.format(self.id(), duration)
def test_register(self):
PREFIX = self.PREFIX
name = self.servicename
version = "0.1.0"
description = "Unit test"
template = TEMPLATE
options = OPTIONS
registry.register(name, version, description, template, options)
ret_name = registry._kv.get('{}/{}/{}/name'.format(PREFIX, name, version))
ret_version = registry._kv.get('{}/{}/{}/version'.format(PREFIX, name, version))
ret_description = registry._kv.get('{}/{}/{}/description'.format(PREFIX, name, version))
ret_template = registry._kv.get('{}/{}/{}/template'.format(PREFIX, name, version))
ret_options = registry._kv.get('{}/{}/{}/options'.format(PREFIX, name, version))
self.assertEqual(ret_name, name)
self.assertEqual(ret_version, version)
self.assertEqual(ret_description, description)
self.assertEqual(ret_template, template)
self.assertEqual(ret_options, options)
def test_merge_options(self):
options = {'required': {'a': 1, 'b': 2}, 'optional': {'c': 3}, 'advanced': {'d': 4}}
merged = registry._merge(options)
expected = {'a': 1, 'b': 2, 'c': 3, 'd': 4}
self.assertEqual(merged, expected)
def test_valid_options(self):
templateopts = {'required': {'a': 1, 'b': 2}, 'optional': {'c': 3}, 'advanced': {'d': 4}}
options = {'a': 2, 'b': 4}
result = registry.valid(options, templateopts)
self.assertTrue(result)
def test_get_product(self):
name = self.servicename
version = "0.1.0"
description = "Unit test"
template = TEMPLATE
options = OPTIONS
registry.register(name, version, description, template, options)
service = registry.get_product(name, version)
self.assertEqual(service.name, name)
self.assertEqual(service.version, version)
self.assertEqual(service.description, description)
self.assertEqual(service.template, template)
self.assertEqual(service.options, options)
def test_add_instance_jsontemplate(self):
servicename = self.servicename
version = "0.1.0"
description = "Unit test"
template = TEMPLATE
templateopts = OPTIONS
registry.register(servicename, version, description,
template, templateopts, templatetype='json+jinja2')
user = 'testuser'
options = {'slaves.number': 2}
cluster = registry.instantiate(user, servicename, version, options)
## expected 4 nodes: 2 slaves + 2 masters
self.assertEqual(len(cluster.nodes), options['slaves.number'] + 2)
self.assertEqual(len(cluster.services), 2)
self.assertEqual(cluster.nodes[0].networks[0].networkname, 'admin')
def test_add_instance_yamltemplate(self):
servicename = self.servicename
version = "0.1.0"
description = "Unit test"
template = TEMPLATEYAML
templateopts = OPTIONS
registry.register(servicename, version, description,
template, templateopts, templatetype='yaml+jinja2')
user = 'testuser'
options = {'slaves.number': 2}
cluster = registry.instantiate(user, servicename, version, options)
## expected 4 nodes: 2 slaves + 2 masters
self.assertEqual(len(cluster.nodes), options['slaves.number'] + 2)
self.assertEqual(len(cluster.services), 2)
self.assertEqual(cluster.nodes[0].networks[0].networkname, 'admin')
def test_populate_simple(self):
data = {'a': 1, 'b': 'hello'}
result = {}
registry._populate(result, using=data, prefix='X')
expected = {
'X/a': 1,
'X/b': 'hello',
}
self.assertEqual(result, expected)
def test_populate_simple_dict(self):
data = {
'dict': {'n1': 'n.n1', 'n2': 'n.n2'},
}
result = {}
registry._populate(result, using=data, prefix='X')
expected = {
'X/dict/n1': 'n.n1',
'X/dict/n2': 'n.n2',
}
self.assertEqual(result, expected)
def test_populate_simple_list(self):
data = {
'list': [1, 2, 3]
}
result = {}
registry._populate(result, using=data, prefix='X')
expected = {
'X/list/1': '',
'X/list/2': '',
'X/list/3': '',
}
self.assertEqual(result, expected)
def test_populate_list_and_dict(self):
data = {
'a': 1,
'b': 'hello',
'dict': {'n1': 'n.n1', 'n2': 'n.n2'},
'list': [1, 2, 3]
}
result = {}
registry._populate(result, using=data, prefix='X')
expected = {
'X/a': 1,
'X/b': 'hello',
'X/dict/n1': 'n.n1',
'X/dict/n2': 'n.n2',
'X/list/1': '',
'X/list/2': '',
'X/list/3': '',
}
self.assertEqual(result, expected)
def test_populate_nested_dict_and_list(self):
data = {
'a': 1,
'b': 'hello',
'dict': {
'c': 1,
'd': {
'e': 1,
'f': 2,
'g': {
'h': '_',
'j': 2
},
'list': ['a', 'b']
}
},
}
result = {}
registry._populate(result, using=data, prefix='X')
expected = {
'X/a': 1,
'X/b': 'hello',
'X/dict/c': 1,
'X/dict/d/e': 1,
'X/dict/d/f': 2,
'X/dict/d/g/h': '_',
'X/dict/d/g/j': 2,
'X/dict/d/list/a': '',
'X/dict/d/list/b': '',
}
self.assertEqual(result, expected)
def test_populate_services(self):
data = {u'services': {
u'datanode': {
u'dfs.blocksize': 134217728,
u'name': u'datanode',
u'nodes': [
u'slave0',
u'slave1',
u'slave2'],
u'status': u'pending'},
u'yarn': {
u'name': u'yarn',
u'nodes': [u'master0'],
u'status': u'running',
u'yarn.scheduler.minimum-allocation-vcores': 1}}}
result = {}
registry._populate(result, using=data, prefix='X')
expected = {
'X/services/datanode/dfs.blocksize': 134217728,
'X/services/datanode/name': 'datanode',
'X/services/datanode/nodes/slave0': '',
'X/services/datanode/nodes/slave1': '',
'X/services/datanode/nodes/slave2': '',
'X/services/datanode/status': 'pending',
'X/services/yarn/name': 'yarn',
'X/services/yarn/nodes/master0': '',
'X/services/yarn/status': 'running',
'X/services/yarn/yarn.scheduler.minimum-allocation-vcores': 1,
}
self.assertEqual(result, expected)
def _add_sample_service_instance(self):
servicename = self.servicename
version = "0.1.0"
description = "Unit test"
template = TEMPLATE
templateopts = OPTIONS
registry.register(servicename, version, description,
template, templateopts)
user = 'testuser'
options = {'slaves.number': 1}
cluster = registry.instantiate(user, servicename, version, options)
return cluster
def test_get_optional_attributes(self):
servicename = self.servicename
version = "0.1.0"
description = "Unit test"
template = TEMPLATE
templateopts = OPTIONS
registry.register(servicename, version, description,
template, templateopts, templatetype='json+jinja2')
user = 'testuser'
options = {'slaves.number': 1}
cluster = registry.instantiate(user, servicename, version, options)
nodes = cluster.nodes
for node in nodes:
if(registry.parse_endpoint_last_element(str(node)) == "master0"):
required_node = node.get("required_node")
expected = None
self.assertEqual(required_node, expected)
custom_disks = node.get("use_custom_disks")
expected = "True"
self.assertEqual(custom_disks, expected)
elif(registry.parse_endpoint_last_element(str(node)) == "master1"):
required_node = node.get("required_node")
expected = "c13-1"
self.assertEqual(required_node, expected)
custom_disks = node.get("use_custom_disks")
expected = None
self.assertEqual(custom_disks, expected)
elif (registry.parse_endpoint_last_element(str(node)) == "slave0"):
pass
else:
raise Exception("Unidentified node")
def test_get_resources_names(self):
servicename = self.servicename
version = "0.1.0"
description = "Unit test"
template = TEMPLATE
templateopts = OPTIONS
registry.register(servicename, version, description,
template, templateopts, templatetype='json+jinja2')
user = 'testuser'
options = {'slaves.number': 1}
cluster = registry.instantiate(user, servicename, version, options)
nodes = cluster.nodes
for node in nodes:
if (registry.parse_endpoint_last_element(str(node)) == "master0"):
self.assertEqual(node.name, "master0")
disks = node.disks
disk_names = [disk.name for disk in disks]
self.assertEqual(sorted(disk_names), ["disk2", "disk3"])
networks = node.networks
network_names = [network.name for network in networks]
network_types = [network.networkname for network in networks]
self.assertEqual(sorted(network_names), ["eth0", "eth1"])
self.assertEqual(sorted(network_types), ["admin", "storage"])
elif (registry.parse_endpoint_last_element(str(node)) == "master1"):
self.assertEqual(node.name, "master1")
disks = node.disks
self.assertEqual(disks, "2")
networks = node.networks
network_names = [network.name for network in networks]
network_types = [network.networkname for network in networks]
self.assertEqual(sorted(network_names), ["eth0", "eth1", "eth2"])
self.assertEqual(sorted(network_types), ["admin", "heartbeat", "storage"])
elif (registry.parse_endpoint_last_element(str(node)) == "slave0"):
self.assertEqual(node.name, "slave0")
else:
raise Exception("Unidentified node")
if __name__ == '__main__':
unittest.main()