def test_filter(self):
schema = {
'install_mysql': {
'relationships': [{
'hosted_on': 'mysql'
}]
},
'config_mysql': {
'relationships': [{
'hosted_on': 'mysql'
}, {
'depends_on': 'install_mysql'
}]
},
'start_mysql': {
'relationships': [{
'hosted_on': 'mysql'
}, {
'depends_on': 'config_mysql'
}]
},
'install_wordpress': {
'relationships': [{
'hosted_on': 'wordpress'
}]
},
'config_wordpress': {
'relationships': [{
'hosted_on': 'wordpress'
}, {
'depends_on': 'install_wordpress'
}]
},
'start_wordpress': {
'relationships': [{
'hosted_on': 'wordpress'
}, {
'depends_on': 'config_wordpress'
}, {
'depends_on': 'start_mysql'
}]
}
}
comps = Components(schema)
names = comps.filter('mysql')
self.assertEqual(3, len(names))
self.assertIn('config_mysql', names)
self.assertIn('install_mysql', names)
self.assertIn('start_mysql', names)
names = comps.filter('wordpress')
self.assertEqual(3, len(names))
self.assertIn('config_wordpress', names)
self.assertIn('install_wordpress', names)
self.assertIn('start_wordpress', names)
def test_init(self):
schema = {}
comps = Components(schema)
self.assertEqual(0, len(comps))
schema['config_mysql'] = {}
comps = Components(schema)
self.assertEqual(1, len(comps))
comp = comps['config_mysql']
self.assertIsInstance(comp, Component)
def test_filter(self):
schema = {
'install_mysql': {
'relationships': [
{'hosted_on': 'mysql'}
]
},
'config_mysql': {
'relationships': [
{'hosted_on': 'mysql'},
{'depends_on': 'install_mysql'}
]
},
'start_mysql': {
'relationships': [
{'hosted_on': 'mysql'},
{'depends_on': 'config_mysql'}
]
},
'install_wordpress': {
'relationships': [
{'hosted_on': 'wordpress'}
]
},
'config_wordpress': {
'relationships': [
{'hosted_on': 'wordpress'},
{'depends_on': 'install_wordpress'}
]
},
'start_wordpress': {
'relationships': [
{'hosted_on': 'wordpress'},
{'depends_on': 'config_wordpress'},
{'depends_on': 'start_mysql'}
]
}
}
comps = Components(schema)
names = comps.filter('mysql')
self.assertEqual(3, len(names))
self.assertIn('config_mysql', names)
self.assertIn('install_mysql', names)
self.assertIn('start_mysql', names)
names = comps.filter('wordpress')
self.assertEqual(3, len(names))
self.assertIn('config_wordpress', names)
self.assertIn('install_wordpress', names)
self.assertIn('start_wordpress', names)
def test_depends(self):
schema = {
'install_mysql': {},
'config_mysql': {
'relationships': [{
'depends_on': 'install_mysql'
}]
},
'start_mysql': {
'relationships': [{
'depends_on': 'config_mysql'
}]
}
}
comps = Components(schema)
self.assertEqual(3, len(comps))
deps = comps.depends()
self.assertEqual(2, len(deps))
self.assertIn('install_mysql', deps)
self.assertIn('config_mysql', deps)
def test_validate(self):
schema = {'install_mysql': {}}
comps = Components(schema)
self.assertTrue(comps.validate())
schema = {
'config_mysql': {
'relationships': [
{'depends_on': 'config_mysql'}
]
}
}
comps = Components(schema)
err = self.assertRaises(ValueError, comps.validate)
self.assertIn('component config_mysql depends on itself.', str(err))
schema = {
'config_mysql': {
'relationships': [
{'depends_on': 'install_mysql'}
]
}
}
comps = Components(schema)
err = self.assertRaises(ValueError, comps.validate)
self.assertIn('component install_mysql is not defined.', str(err))
schema = {
'install_mysql': {
},
'config_mysql': {
'relationships': [
{'depends_on': 'install_mysql'},
{'depends_on': 'install_mysql'}
]
}
}
comps = Components(schema)
err = self.assertRaises(ValueError, comps.validate)
self.assertIn('duplicated install_mysql in config_mysql depends on.',
str(err))
def test_depends(self):
schema = {
'install_mysql': {
},
'config_mysql': {
'relationships': [
{'depends_on': 'install_mysql'}
]
},
'start_mysql': {
'relationships': [
{'depends_on': 'config_mysql'}
]
}
}
comps = Components(schema)
self.assertEqual(3, len(comps))
deps = comps.depends()
self.assertEqual(2, len(deps))
self.assertIn('install_mysql', deps)
self.assertIn('config_mysql', deps)
def test_multi_depends(self):
schema = {
'install_mysql': {
},
'config_mysql': {
'relationships': [
{'depends_on': 'install_mysql'}
]
},
'start_mysql': {
'relationships': [
{'depends_on': 'config_mysql'}
]
},
'install_wordpress': {},
'config_wordpress': {
'relationships': [
{'depends_on': 'install_wordpress'}
]
},
'start_wordpress': {
'relationships': [
{'depends_on': 'config_wordpress'},
{'depends_on': 'start_mysql'}
]
}
}
comps = Components(schema)
deps = comps.depends()
self.assertEqual(5, len(deps))
self.assertNotIn('start_wordpress', deps)
self.assertIn('install_wordpress', deps)
self.assertIn('config_wordpress', deps)
self.assertIn('start_mysql', deps)
self.assertIn('config_mysql', deps)
self.assertIn('install_mysql', deps)
def test_multi_depends(self):
schema = {
'install_mysql': {},
'config_mysql': {
'relationships': [{
'depends_on': 'install_mysql'
}]
},
'start_mysql': {
'relationships': [{
'depends_on': 'config_mysql'
}]
},
'install_wordpress': {},
'config_wordpress': {
'relationships': [{
'depends_on': 'install_wordpress'
}]
},
'start_wordpress': {
'relationships': [{
'depends_on': 'config_wordpress'
}, {
'depends_on': 'start_mysql'
}]
}
}
comps = Components(schema)
deps = comps.depends()
self.assertEqual(5, len(deps))
self.assertNotIn('start_wordpress', deps)
self.assertIn('install_wordpress', deps)
self.assertIn('config_wordpress', deps)
self.assertIn('start_mysql', deps)
self.assertIn('config_mysql', deps)
self.assertIn('install_mysql', deps)
def test_validate(self):
schema = {'install_mysql': {}}
comps = Components(schema)
self.assertTrue(comps.validate())
schema = {
'config_mysql': {
'relationships': [{
'depends_on': 'config_mysql'
}]
}
}
comps = Components(schema)
err = self.assertRaises(ValueError, comps.validate)
self.assertIn('component config_mysql depends on itself.', str(err))
schema = {
'config_mysql': {
'relationships': [{
'depends_on': 'install_mysql'
}]
}
}
comps = Components(schema)
err = self.assertRaises(ValueError, comps.validate)
self.assertIn('component install_mysql is not defined.', str(err))
schema = {
'install_mysql': {},
'config_mysql': {
'relationships': [{
'depends_on': 'install_mysql'
}, {
'depends_on': 'install_mysql'
}]
}
}
comps = Components(schema)
err = self.assertRaises(ValueError, comps.validate)
self.assertIn('duplicated install_mysql in config_mysql depends on.',
str(err))