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test_contracts_graph_unparsed.py
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test_contracts_graph_unparsed.py
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import copy
import pickle
from datetime import timedelta
from dbt.contracts.graph.unparsed import (
UnparsedNode, UnparsedRunHook, UnparsedMacro, Time, TimePeriod,
FreshnessStatus, FreshnessThreshold, Quoting, UnparsedSourceDefinition,
UnparsedSourceTableDefinition, UnparsedDocumentationFile, UnparsedColumn,
UnparsedNodeUpdate, Docs, UnparsedExposure, MaturityType, ExposureOwner,
ExposureType
)
from dbt.node_types import NodeType
from .utils import ContractTestCase
class TestUnparsedMacro(ContractTestCase):
ContractType = UnparsedMacro
def test_ok(self):
macro_dict = {
'path': '/root/path.sql',
'original_file_path': '/root/path.sql',
'package_name': 'test',
'raw_sql': '{% macro foo() %}select 1 as id{% endmacro %}',
'root_path': '/root/',
'resource_type': 'macro',
}
macro = self.ContractType(
path='/root/path.sql',
original_file_path='/root/path.sql',
package_name='test',
raw_sql='{% macro foo() %}select 1 as id{% endmacro %}',
root_path='/root/',
resource_type=NodeType.Macro,
)
self.assert_symmetric(macro, macro_dict)
pickle.loads(pickle.dumps(macro))
def test_invalid_missing_field(self):
macro_dict = {
'path': '/root/path.sql',
'original_file_path': '/root/path.sql',
# 'package_name': 'test',
'raw_sql': '{% macro foo() %}select 1 as id{% endmacro %}',
'root_path': '/root/',
'resource_type': 'macro',
}
self.assert_fails_validation(macro_dict)
def test_invalid_extra_field(self):
macro_dict = {
'path': '/root/path.sql',
'original_file_path': '/root/path.sql',
'package_name': 'test',
'raw_sql': '{% macro foo() %}select 1 as id{% endmacro %}',
'root_path': '/root/',
'extra': 'extra',
'resource_type': 'macro',
}
self.assert_fails_validation(macro_dict)
class TestUnparsedNode(ContractTestCase):
ContractType = UnparsedNode
def test_ok(self):
node_dict = {
'name': 'foo',
'root_path': '/root/',
'resource_type': NodeType.Model,
'path': '/root/x/path.sql',
'original_file_path': '/root/path.sql',
'package_name': 'test',
'raw_sql': 'select * from {{ ref("thing") }}',
}
node = self.ContractType(
package_name='test',
root_path='/root/',
path='/root/x/path.sql',
original_file_path='/root/path.sql',
raw_sql='select * from {{ ref("thing") }}',
name='foo',
resource_type=NodeType.Model,
)
self.assert_symmetric(node, node_dict)
self.assertFalse(node.empty)
self.assert_fails_validation(node_dict, cls=UnparsedRunHook)
self.assert_fails_validation(node_dict, cls=UnparsedMacro)
pickle.loads(pickle.dumps(node))
def test_empty(self):
node_dict = {
'name': 'foo',
'root_path': '/root/',
'resource_type': NodeType.Model,
'path': '/root/x/path.sql',
'original_file_path': '/root/path.sql',
'package_name': 'test',
'raw_sql': ' \n',
}
node = UnparsedNode(
package_name='test',
root_path='/root/',
path='/root/x/path.sql',
original_file_path='/root/path.sql',
raw_sql=' \n',
name='foo',
resource_type=NodeType.Model,
)
self.assert_symmetric(node, node_dict)
self.assertTrue(node.empty)
self.assert_fails_validation(node_dict, cls=UnparsedRunHook)
self.assert_fails_validation(node_dict, cls=UnparsedMacro)
def test_bad_type(self):
node_dict = {
'name': 'foo',
'root_path': '/root/',
'resource_type': NodeType.Source, # not valid!
'path': '/root/x/path.sql',
'original_file_path': '/root/path.sql',
'package_name': 'test',
'raw_sql': 'select * from {{ ref("thing") }}',
}
self.assert_fails_validation(node_dict)
class TestUnparsedRunHook(ContractTestCase):
ContractType = UnparsedRunHook
def test_ok(self):
node_dict = {
'name': 'foo',
'root_path': 'test/dbt_project.yml',
'resource_type': NodeType.Operation,
'path': '/root/dbt_project.yml',
'original_file_path': '/root/dbt_project.yml',
'package_name': 'test',
'raw_sql': 'GRANT select on dbt_postgres',
'index': 4
}
node = self.ContractType(
package_name='test',
root_path='test/dbt_project.yml',
path='/root/dbt_project.yml',
original_file_path='/root/dbt_project.yml',
raw_sql='GRANT select on dbt_postgres',
name='foo',
resource_type=NodeType.Operation,
index=4,
)
self.assert_symmetric(node, node_dict)
self.assert_fails_validation(node_dict, cls=UnparsedNode)
pickle.loads(pickle.dumps(node))
def test_bad_type(self):
node_dict = {
'name': 'foo',
'root_path': 'test/dbt_project.yml',
'resource_type': NodeType.Model, # invalid
'path': '/root/dbt_project.yml',
'original_file_path': '/root/dbt_project.yml',
'package_name': 'test',
'raw_sql': 'GRANT select on dbt_postgres',
'index': 4
}
self.assert_fails_validation(node_dict)
class TestFreshnessThreshold(ContractTestCase):
ContractType = FreshnessThreshold
def test_empty(self):
empty = self.ContractType(None, None)
self.assert_symmetric(empty, {})
self.assertEqual(empty.status(float('Inf')), FreshnessStatus.Pass)
self.assertEqual(empty.status(0), FreshnessStatus.Pass)
def test_both(self):
threshold = self.ContractType(
warn_after=Time(count=18, period=TimePeriod.hour),
error_after=Time(count=2, period=TimePeriod.day),
)
dct = {
'error_after': {'count': 2, 'period': 'day'},
'warn_after': {'count': 18, 'period': 'hour'}
}
self.assert_symmetric(threshold, dct)
error_seconds = timedelta(days=3).total_seconds()
warn_seconds = timedelta(days=1).total_seconds()
pass_seconds = timedelta(hours=3).total_seconds()
self.assertEqual(threshold.status(error_seconds), FreshnessStatus.Error)
self.assertEqual(threshold.status(warn_seconds), FreshnessStatus.Warn)
self.assertEqual(threshold.status(pass_seconds), FreshnessStatus.Pass)
pickle.loads(pickle.dumps(threshold))
def test_merged(self):
t1 = self.ContractType(
warn_after=Time(count=36, period=TimePeriod.hour),
error_after=Time(count=2, period=TimePeriod.day),
)
t2 = self.ContractType(
warn_after=Time(count=18, period=TimePeriod.hour),
)
threshold = self.ContractType(
warn_after=Time(count=18, period=TimePeriod.hour),
error_after=Time(count=2, period=TimePeriod.day),
)
self.assertEqual(threshold, t1.merged(t2))
error_seconds = timedelta(days=3).total_seconds()
warn_seconds = timedelta(days=1).total_seconds()
pass_seconds = timedelta(hours=3).total_seconds()
self.assertEqual(threshold.status(error_seconds), FreshnessStatus.Error)
self.assertEqual(threshold.status(warn_seconds), FreshnessStatus.Warn)
self.assertEqual(threshold.status(pass_seconds), FreshnessStatus.Pass)
class TestQuoting(ContractTestCase):
ContractType = Quoting
def test_empty(self):
empty = self.ContractType()
self.assert_symmetric(empty, {})
def test_partial(self):
a = self.ContractType(None, True, False)
b = self.ContractType(True, False, None)
self.assert_symmetric(a, {'schema': True, 'identifier': False})
self.assert_symmetric(b, {'database': True, 'schema': False})
c = a.merged(b)
self.assertEqual(c, self.ContractType(True, False, False))
self.assert_symmetric(
c, {'database': True, 'schema': False, 'identifier': False}
)
pickle.loads(pickle.dumps(c))
class TestUnparsedSourceDefinition(ContractTestCase):
ContractType = UnparsedSourceDefinition
def test_defaults(self):
minimum = self.ContractType(name='foo')
from_dict = {'name': 'foo'}
to_dict = {
'name': 'foo',
'description': '',
'freshness': {},
'quoting': {},
'tables': [],
'loader': '',
'meta': {},
'tags': [],
}
self.assert_from_dict(minimum, from_dict)
self.assert_to_dict(minimum, to_dict)
def test_contents(self):
empty = self.ContractType(
name='foo',
description='a description',
quoting=Quoting(database=False),
loader='some_loader',
freshness=FreshnessThreshold(),
tables=[],
meta={},
)
dct = {
'name': 'foo',
'description': 'a description',
'quoting': {'database': False},
'loader': 'some_loader',
'freshness': {},
'tables': [],
'meta': {},
'tags': [],
}
self.assert_symmetric(empty, dct)
def test_table_defaults(self):
table_1 = UnparsedSourceTableDefinition(name='table1')
table_2 = UnparsedSourceTableDefinition(
name='table2',
description='table 2',
quoting=Quoting(database=True),
)
source = self.ContractType(
name='foo',
tables=[table_1, table_2]
)
from_dict = {
'name': 'foo',
'tables': [
{'name': 'table1'},
{
'name': 'table2',
'description': 'table 2',
'quoting': {'database': True},
},
],
}
to_dict = {
'name': 'foo',
'description': '',
'loader': '',
'freshness': {},
'quoting': {},
'meta': {},
'tables': [
{
'name': 'table1',
'description': '',
'docs': {'show': True},
'tests': [],
'columns': [],
'quoting': {},
'freshness': {},
'meta': {},
'tags': [],
},
{
'name': 'table2',
'description': 'table 2',
'docs': {'show': True},
'tests': [],
'columns': [],
'quoting': {'database': True},
'freshness': {},
'meta': {},
'tags': [],
},
],
'tags': [],
}
self.assert_from_dict(source, from_dict)
self.assert_symmetric(source, to_dict)
pickle.loads(pickle.dumps(source))
class TestUnparsedDocumentationFile(ContractTestCase):
ContractType = UnparsedDocumentationFile
def test_ok(self):
doc = self.ContractType(
package_name='test',
root_path='/root',
path='/root/docs',
original_file_path='/root/docs/doc.md',
file_contents='blah blah blah',
)
doc_dict = {
'package_name': 'test',
'root_path': '/root',
'path': '/root/docs',
'original_file_path': '/root/docs/doc.md',
'file_contents': 'blah blah blah',
}
self.assert_symmetric(doc, doc_dict)
self.assertEqual(doc.resource_type, NodeType.Documentation)
self.assert_fails_validation(doc_dict, UnparsedNode)
pickle.loads(pickle.dumps(doc))
def test_extra_field(self):
self.assert_fails_validation({})
doc_dict = {
'package_name': 'test',
'root_path': '/root',
'path': '/root/docs',
'original_file_path': '/root/docs/doc.md',
'file_contents': 'blah blah blah',
'resource_type': 'docs',
}
self.assert_fails_validation(doc_dict)
class TestUnparsedNodeUpdate(ContractTestCase):
ContractType = UnparsedNodeUpdate
def test_defaults(self):
minimum = self.ContractType(
name='foo',
yaml_key='models',
original_file_path='/some/fake/path',
package_name='test',
)
from_dict = {
'name': 'foo',
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
'package_name': 'test',
}
to_dict = {
'name': 'foo',
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
'package_name': 'test',
'columns': [],
'description': '',
'docs': {'show': True},
'tests': [],
'meta': {},
}
self.assert_from_dict(minimum, from_dict)
self.assert_to_dict(minimum, to_dict)
def test_contents(self):
update = self.ContractType(
name='foo',
yaml_key='models',
original_file_path='/some/fake/path',
package_name='test',
description='a description',
tests=['table_test'],
meta={'key': ['value1', 'value2']},
columns=[
UnparsedColumn(
name='x',
description='x description',
meta={'key2': 'value3'},
),
UnparsedColumn(
name='y',
description='y description',
tests=[
'unique',
{'accepted_values': {'values': ['blue', 'green']}}
],
meta={},
tags=['a', 'b'],
),
],
docs=Docs(show=False),
)
dct = {
'name': 'foo',
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
'package_name': 'test',
'description': 'a description',
'tests': ['table_test'],
'meta': {'key': ['value1', 'value2']},
'columns': [
{
'name': 'x',
'description': 'x description',
'docs': {'show': True},
'tests': [],
'meta': {'key2': 'value3'},
'tags': [],
},
{
'name': 'y',
'description': 'y description',
'docs': {'show': True},
'tests': [
'unique',
{'accepted_values': {'values': ['blue', 'green']}}
],
'meta': {},
'tags': ['a', 'b'],
},
],
'docs': {'show': False},
}
self.assert_symmetric(update, dct)
pickle.loads(pickle.dumps(update))
def test_bad_test_type(self):
dct = {
'name': 'foo',
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
'package_name': 'test',
'description': 'a description',
'tests': ['table_test'],
'meta': {'key': ['value1', 'value2']},
'columns': [
{
'name': 'x',
'description': 'x description',
'docs': {'show': True},
'tests': [],
'meta': {'key2': 'value3'},
},
{
'name': 'y',
'description': 'y description',
'docs': {'show': True},
'tests': [
100,
{'accepted_values': {'values': ['blue', 'green']}}
],
'meta': {},
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
},
],
'docs': {'show': True},
}
self.assert_fails_validation(dct)
dct = {
'name': 'foo',
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
'package_name': 'test',
'description': 'a description',
'tests': ['table_test'],
'meta': {'key': ['value1', 'value2']},
'columns': [
# column missing a name
{
'description': 'x description',
'docs': {'show': True},
'tests': [],
'meta': {'key2': 'value3'},
},
{
'name': 'y',
'description': 'y description',
'docs': {'show': True},
'tests': [
'unique',
{'accepted_values': {'values': ['blue', 'green']}}
],
'meta': {},
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
},
],
'docs': {'show': True},
}
self.assert_fails_validation(dct)
# missing a name
dct = {
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
'package_name': 'test',
'description': 'a description',
'tests': ['table_test'],
'meta': {'key': ['value1', 'value2']},
'columns': [
{
'name': 'x',
'description': 'x description',
'docs': {'show': True},
'tests': [],
'meta': {'key2': 'value3'},
},
{
'name': 'y',
'description': 'y description',
'docs': {'show': True},
'tests': [
'unique',
{'accepted_values': {'values': ['blue', 'green']}}
],
'meta': {},
'yaml_key': 'models',
'original_file_path': '/some/fake/path',
},
],
'docs': {'show': True},
}
self.assert_fails_validation(dct)
class TestUnparsedExposure(ContractTestCase):
ContractType = UnparsedExposure
def get_ok_dict(self):
return {
'name': 'my_exposure',
'type': 'dashboard',
'owner': {
'email': '[email protected]',
},
'maturity': 'medium',
'url': 'https://example.com/dashboards/1',
'description': 'A exposure',
'depends_on': [
'ref("my_model")',
'source("raw", "source_table")',
]
}
def test_ok(self):
exposure = self.ContractType(
name='my_exposure',
type=ExposureType.Dashboard,
owner=ExposureOwner(email='[email protected]'),
maturity=MaturityType.Medium,
url='https://example.com/dashboards/1',
description='A exposure',
depends_on=['ref("my_model")', 'source("raw", "source_table")'],
)
dct = self.get_ok_dict()
self.assert_symmetric(exposure, dct)
pickle.loads(pickle.dumps(exposure))
def test_ok_exposures(self):
for exposure_allowed in ('dashboard', 'notebook', 'analysis', 'ml', 'application'):
tst = self.get_ok_dict()
tst['type'] = exposure_allowed
assert self.ContractType.from_dict(tst).type == exposure_allowed
def test_bad_exposure(self):
# bad exposure: None isn't allowed
for exposure_not_allowed in (None, 'not an exposure'):
tst = self.get_ok_dict()
tst['type'] = exposure_not_allowed
self.assert_fails_validation(tst)
def test_no_exposure(self):
tst = self.get_ok_dict()
del tst['type']
self.assert_fails_validation(tst)
def test_ok_maturities(self):
for maturity_allowed in (None, 'low', 'medium', 'high'):
tst = self.get_ok_dict()
tst['maturity'] = maturity_allowed
assert self.ContractType.from_dict(tst).maturity == maturity_allowed
tst = self.get_ok_dict()
del tst['maturity']
assert self.ContractType.from_dict(tst).maturity is None
def test_bad_maturity(self):
tst = self.get_ok_dict()
tst['maturity'] = 'invalid maturity'
self.assert_fails_validation(tst)
def test_bad_owner_missing_things(self):
tst = self.get_ok_dict()
del tst['owner']['email']
self.assert_fails_validation(tst)
del tst['owner']
self.assert_fails_validation(tst)