forked from googleapis/python-spanner
/
snippets_test.py
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/
snippets_test.py
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# Copyright 2016 Google, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import time
import uuid
from google.api_core import exceptions
from google.cloud import spanner
import pytest
from test_utils.retry import RetryErrors
import snippets
CREATE_TABLE_SINGERS = """\
CREATE TABLE Singers (
SingerId INT64 NOT NULL,
FirstName STRING(1024),
LastName STRING(1024),
SingerInfo BYTES(MAX)
) PRIMARY KEY (SingerId)
"""
CREATE_TABLE_ALBUMS = """\
CREATE TABLE Albums (
SingerId INT64 NOT NULL,
AlbumId INT64 NOT NULL,
AlbumTitle STRING(MAX)
) PRIMARY KEY (SingerId, AlbumId),
INTERLEAVE IN PARENT Singers ON DELETE CASCADE
"""
retry_429 = RetryErrors(exceptions.ResourceExhausted, delay=15)
@pytest.fixture(scope="module")
def sample_name():
return "snippets"
@pytest.fixture(scope="module")
def create_instance_id():
"""Id for the low-cost instance."""
return f"create-instance-{uuid.uuid4().hex[:10]}"
@pytest.fixture(scope="module")
def lci_instance_id():
"""Id for the low-cost instance."""
return f"lci-instance-{uuid.uuid4().hex[:10]}"
@pytest.fixture(scope="module")
def database_id():
return f"test-db-{uuid.uuid4().hex[:10]}"
@pytest.fixture(scope="module")
def create_database_id():
return f"create-db-{uuid.uuid4().hex[:10]}"
@pytest.fixture(scope="module")
def cmek_database_id():
return f"cmek-db-{uuid.uuid4().hex[:10]}"
@pytest.fixture(scope="module")
def default_leader_database_id():
return f"leader_db_{uuid.uuid4().hex[:10]}"
@pytest.fixture(scope="module")
def database_ddl():
"""Sequence of DDL statements used to set up the database.
Sample testcase modules can override as needed.
"""
return [CREATE_TABLE_SINGERS, CREATE_TABLE_ALBUMS]
@pytest.fixture(scope="module")
def default_leader():
"""Default leader for multi-region instances."""
return "us-east4"
def test_create_instance_explicit(spanner_client, create_instance_id):
# Rather than re-use 'sample_isntance', we create a new instance, to
# ensure that the 'create_instance' snippet is tested.
retry_429(snippets.create_instance)(create_instance_id)
instance = spanner_client.instance(create_instance_id)
retry_429(instance.delete)()
def test_create_database_explicit(sample_instance, create_database_id):
# Rather than re-use 'sample_database', we create a new database, to
# ensure that the 'create_database' snippet is tested.
snippets.create_database(sample_instance.instance_id, create_database_id)
database = sample_instance.database(create_database_id)
database.drop()
def test_create_instance_with_processing_units(capsys, lci_instance_id):
processing_units = 500
retry_429(snippets.create_instance_with_processing_units)(
lci_instance_id, processing_units,
)
out, _ = capsys.readouterr()
assert lci_instance_id in out
assert "{} processing units".format(processing_units) in out
spanner_client = spanner.Client()
instance = spanner_client.instance(lci_instance_id)
retry_429(instance.delete)()
def test_create_database_with_encryption_config(capsys, instance_id, cmek_database_id, kms_key_name):
snippets.create_database_with_encryption_key(instance_id, cmek_database_id, kms_key_name)
out, _ = capsys.readouterr()
assert cmek_database_id in out
assert kms_key_name in out
def test_get_instance_config(capsys):
instance_config = "nam6"
snippets.get_instance_config(instance_config)
out, _ = capsys.readouterr()
assert instance_config in out
def test_list_instance_config(capsys):
snippets.list_instance_config()
out, _ = capsys.readouterr()
assert "regional-us-central1" in out
def test_list_databases(capsys, instance_id):
snippets.list_databases(instance_id)
out, _ = capsys.readouterr()
assert "has default leader" in out
def test_create_database_with_default_leader(capsys, multi_region_instance, multi_region_instance_id, default_leader_database_id, default_leader):
retry_429 = RetryErrors(exceptions.ResourceExhausted, delay=15)
retry_429(snippets.create_database_with_default_leader)(
multi_region_instance_id, default_leader_database_id, default_leader
)
out, _ = capsys.readouterr()
assert default_leader_database_id in out
assert default_leader in out
def test_update_database_with_default_leader(capsys, multi_region_instance, multi_region_instance_id, default_leader_database_id, default_leader):
retry_429 = RetryErrors(exceptions.ResourceExhausted, delay=15)
retry_429(snippets.update_database_with_default_leader)(
multi_region_instance_id, default_leader_database_id, default_leader
)
out, _ = capsys.readouterr()
assert default_leader_database_id in out
assert default_leader in out
def test_get_database_ddl(capsys, instance_id, sample_database):
snippets.get_database_ddl(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert sample_database.database_id in out
def test_query_information_schema_database_options(capsys, multi_region_instance, multi_region_instance_id, default_leader_database_id, default_leader):
snippets.query_information_schema_database_options(
multi_region_instance_id, default_leader_database_id
)
out, _ = capsys.readouterr()
assert default_leader in out
@pytest.mark.dependency(name="insert_data")
def test_insert_data(capsys, instance_id, sample_database):
snippets.insert_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Inserted data" in out
@pytest.mark.dependency(depends=["insert_data"])
def test_delete_data(capsys, instance_id, sample_database):
snippets.delete_data(instance_id, sample_database.database_id)
# put it back for other tests
snippets.insert_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Deleted data" in out
@pytest.mark.dependency(depends=["insert_data"])
def test_query_data(capsys, instance_id, sample_database):
snippets.query_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, AlbumTitle: Total Junk" in out
@pytest.mark.dependency(name="add_column", depends=["insert_data"])
def test_add_column(capsys, instance_id, sample_database):
snippets.add_column(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Added the MarketingBudget column." in out
@pytest.mark.dependency(depends=["insert_data"])
def test_read_data(capsys, instance_id, sample_database):
snippets.read_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, AlbumTitle: Total Junk" in out
@pytest.mark.dependency(name="update_data", depends=["add_column"])
def test_update_data(capsys, instance_id, sample_database):
# Sleep for 15 seconds to ensure previous inserts will be
# 'stale' by the time test_read_stale_data is run.
time.sleep(15)
snippets.update_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Updated data." in out
@pytest.mark.dependency(depends=["update_data"])
def test_read_stale_data(capsys, instance_id, sample_database):
# This snippet relies on test_update_data inserting data
# at least 15 seconds after the previous insert
snippets.read_stale_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, MarketingBudget: None" in out
@pytest.mark.dependency(depends=["add_column"])
def test_read_write_transaction(capsys, instance_id, sample_database):
snippets.read_write_transaction(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Transaction complete" in out
@pytest.mark.dependency(depends=["add_column"])
def test_query_data_with_new_column(capsys, instance_id, sample_database):
snippets.query_data_with_new_column(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, MarketingBudget: 300000" in out
assert "SingerId: 2, AlbumId: 2, MarketingBudget: 300000" in out
@pytest.mark.dependency(name="add_index", depends=["insert_data"])
def test_add_index(capsys, instance_id, sample_database):
snippets.add_index(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Added the AlbumsByAlbumTitle index" in out
@pytest.mark.dependency(depends=["add_index"])
def test_query_data_with_index(capsys, instance_id, sample_database):
snippets.query_data_with_index(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Go, Go, Go" in out
assert "Forever Hold Your Peace" in out
assert "Green" not in out
@pytest.mark.dependency(depends=["add_index"])
def test_read_data_with_index(capsys, instance_id, sample_database):
snippets.read_data_with_index(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Go, Go, Go" in out
assert "Forever Hold Your Peace" in out
assert "Green" in out
@pytest.mark.dependency(name="add_storing_index", depends=["insert_data"])
def test_add_storing_index(capsys, instance_id, sample_database):
snippets.add_storing_index(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Added the AlbumsByAlbumTitle2 index." in out
@pytest.mark.dependency(depends=["add_storing_index"])
def test_read_data_with_storing_index(capsys, instance_id, sample_database):
snippets.read_data_with_storing_index(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "300000" in out
@pytest.mark.dependency(depends=["insert_data"])
def test_read_only_transaction(capsys, instance_id, sample_database):
snippets.read_only_transaction(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
# Snippet does two reads, so entry should be listed twice
assert out.count("SingerId: 1, AlbumId: 1, AlbumTitle: Total Junk") == 2
@pytest.mark.dependency(name="add_timestamp_column", depends=["insert_data"])
def test_add_timestamp_column(capsys, instance_id, sample_database):
snippets.add_timestamp_column(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert 'Altered table "Albums" on database ' in out
@pytest.mark.dependency(depends=["add_timestamp_column"])
def test_update_data_with_timestamp(capsys, instance_id, sample_database):
snippets.update_data_with_timestamp(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Updated data" in out
@pytest.mark.dependency(depends=["add_timestamp_column"])
def test_query_data_with_timestamp(capsys, instance_id, sample_database):
snippets.query_data_with_timestamp(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, MarketingBudget: 1000000" in out
assert "SingerId: 2, AlbumId: 2, MarketingBudget: 750000" in out
@pytest.mark.dependency(name="create_table_with_timestamp")
def test_create_table_with_timestamp(capsys, instance_id, sample_database):
snippets.create_table_with_timestamp(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Created Performances table on database" in out
@pytest.mark.dependency(depends=["create_table_with_datatypes"])
def test_insert_data_with_timestamp(capsys, instance_id, sample_database):
snippets.insert_data_with_timestamp(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Inserted data." in out
@pytest.mark.dependency(name="write_struct_data")
def test_write_struct_data(capsys, instance_id, sample_database):
snippets.write_struct_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Inserted sample data for STRUCT queries" in out
@pytest.mark.dependency(depends=["write_struct_data"])
def test_query_with_struct(capsys, instance_id, sample_database):
snippets.query_with_struct(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 6" in out
@pytest.mark.dependency(depends=["write_struct_data"])
def test_query_with_array_of_struct(capsys, instance_id, sample_database):
snippets.query_with_array_of_struct(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 8" in out
assert "SingerId: 7" in out
assert "SingerId: 6" in out
@pytest.mark.dependency(depends=["write_struct_data"])
def test_query_struct_field(capsys, instance_id, sample_database):
snippets.query_struct_field(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 6" in out
@pytest.mark.dependency(depends=["write_struct_data"])
def test_query_nested_struct_field(capsys, instance_id, sample_database):
snippets.query_nested_struct_field(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 6 SongName: Imagination" in out
assert "SingerId: 9 SongName: Imagination" in out
@pytest.mark.dependency(name="insert_data_with_dml")
def test_insert_data_with_dml(capsys, instance_id, sample_database):
snippets.insert_data_with_dml(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "1 record(s) inserted." in out
@pytest.mark.dependency(name="log_commit_stats")
def test_log_commit_stats(capsys, instance_id, sample_database):
snippets.log_commit_stats(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "1 record(s) inserted." in out
assert "3 mutation(s) in transaction." in out
@pytest.mark.dependency(depends=["insert_data"])
def test_update_data_with_dml(capsys, instance_id, sample_database):
snippets.update_data_with_dml(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "1 record(s) updated." in out
@pytest.mark.dependency(depends=["insert_data"])
def test_delete_data_with_dml(capsys, instance_id, sample_database):
snippets.delete_data_with_dml(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "1 record(s) deleted." in out
@pytest.mark.dependency(depends=["add_timestamp_column"])
def test_update_data_with_dml_timestamp(capsys, instance_id, sample_database):
snippets.update_data_with_dml_timestamp(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "2 record(s) updated." in out
@pytest.mark.dependency(name="dml_write_read_transaction")
def test_dml_write_read_transaction(capsys, instance_id, sample_database):
snippets.dml_write_read_transaction(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "1 record(s) inserted." in out
assert "FirstName: Timothy, LastName: Campbell" in out
@pytest.mark.dependency(depends=["dml_write_read_transaction"])
def test_update_data_with_dml_struct(capsys, instance_id, sample_database):
snippets.update_data_with_dml_struct(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "1 record(s) updated" in out
@pytest.mark.dependency(name="insert_with_dml")
def test_insert_with_dml(capsys, instance_id, sample_database):
snippets.insert_with_dml(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "4 record(s) inserted" in out
@pytest.mark.dependency(depends=["insert_with_dml"])
def test_query_data_with_parameter(capsys, instance_id, sample_database):
snippets.query_data_with_parameter(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 12, FirstName: Melissa, LastName: Garcia" in out
@pytest.mark.dependency(depends=["add_column"])
def test_write_with_dml_transaction(capsys, instance_id, sample_database):
snippets.write_with_dml_transaction(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Transferred 200000 from Album2's budget to Album1's" in out
@pytest.mark.dependency(depends=["add_column"])
def update_data_with_partitioned_dml(capsys, instance_id, sample_database):
snippets.update_data_with_partitioned_dml(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "3 record(s) updated" in out
@pytest.mark.dependency(depends=["insert_with_dml"])
def test_delete_data_with_partitioned_dml(capsys, instance_id, sample_database):
snippets.delete_data_with_partitioned_dml(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "6 record(s) deleted" in out
@pytest.mark.dependency(depends=["add_column"])
def test_update_with_batch_dml(capsys, instance_id, sample_database):
snippets.update_with_batch_dml(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Executed 2 SQL statements using Batch DML" in out
@pytest.mark.dependency(name="create_table_with_datatypes")
def test_create_table_with_datatypes(capsys, instance_id, sample_database):
snippets.create_table_with_datatypes(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Created Venues table on database" in out
@pytest.mark.dependency(
name="insert_datatypes_data", depends=["create_table_with_datatypes"],
)
def test_insert_datatypes_data(capsys, instance_id, sample_database):
snippets.insert_datatypes_data(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Inserted data." in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_array(capsys, instance_id, sample_database):
snippets.query_data_with_array(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 19, VenueName: Venue 19, AvailableDate: 2020-11-01" in out
assert "VenueId: 42, VenueName: Venue 42, AvailableDate: 2020-10-01" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_bool(capsys, instance_id, sample_database):
snippets.query_data_with_bool(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 19, VenueName: Venue 19, OutdoorVenue: True" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_bytes(capsys, instance_id, sample_database):
snippets.query_data_with_bytes(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 4, VenueName: Venue 4" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_date(capsys, instance_id, sample_database):
snippets.query_data_with_date(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 4, VenueName: Venue 4, LastContactDate: 2018-09-02" in out
assert "VenueId: 42, VenueName: Venue 42, LastContactDate: 2018-10-01" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_float(capsys, instance_id, sample_database):
snippets.query_data_with_float(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 4, VenueName: Venue 4, PopularityScore: 0.8" in out
assert "VenueId: 19, VenueName: Venue 19, PopularityScore: 0.9" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_int(capsys, instance_id, sample_database):
snippets.query_data_with_int(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 19, VenueName: Venue 19, Capacity: 6300" in out
assert "VenueId: 42, VenueName: Venue 42, Capacity: 3000" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_string(capsys, instance_id, sample_database):
snippets.query_data_with_string(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 42, VenueName: Venue 42" in out
@pytest.mark.dependency(
name="add_numeric_column", depends=["create_table_with_datatypes"],
)
def test_add_numeric_column(capsys, instance_id, sample_database):
snippets.add_numeric_column(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert 'Altered table "Venues" on database ' in out
@pytest.mark.dependency(depends=["add_numeric_column", "insert_datatypes_data"])
def test_update_data_with_numeric(capsys, instance_id, sample_database):
snippets.update_data_with_numeric(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Updated data" in out
@pytest.mark.dependency(depends=["add_numeric_column"])
def test_query_data_with_numeric_parameter(capsys, instance_id, sample_database):
snippets.query_data_with_numeric_parameter(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 4, Revenue: 35000" in out
@pytest.mark.dependency(
name="add_json_column", depends=["create_table_with_datatypes"],
)
def test_add_json_column(capsys, instance_id, sample_database):
snippets.add_json_column(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert 'Altered table "Venues" on database ' in out
@pytest.mark.dependency(depends=["add_json_column", "insert_datatypes_data"])
def test_update_data_with_json(capsys, instance_id, sample_database):
snippets.update_data_with_json(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Updated data" in out
@pytest.mark.dependency(depends=["add_json_column"])
def test_query_data_with_json_parameter(capsys, instance_id, sample_database):
snippets.query_data_with_json_parameter(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 19, VenueDetails: {'open': True, 'rating': 9}" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_timestamp_parameter(capsys, instance_id, sample_database):
snippets.query_data_with_timestamp_parameter(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 4, VenueName: Venue 4, LastUpdateTime:" in out
assert "VenueId: 19, VenueName: Venue 19, LastUpdateTime:" in out
assert "VenueId: 42, VenueName: Venue 42, LastUpdateTime:" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_query_data_with_query_options(capsys, instance_id, sample_database):
snippets.query_data_with_query_options(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 4, VenueName: Venue 4, LastUpdateTime:" in out
assert "VenueId: 19, VenueName: Venue 19, LastUpdateTime:" in out
assert "VenueId: 42, VenueName: Venue 42, LastUpdateTime:" in out
@pytest.mark.skip(
"Failure is due to the package being missing on the backend."
"See: https://github.com/googleapis/python-spanner/issues/421"
)
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_create_client_with_query_options(capsys, instance_id, sample_database):
snippets.create_client_with_query_options(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "VenueId: 4, VenueName: Venue 4, LastUpdateTime:" in out
assert "VenueId: 19, VenueName: Venue 19, LastUpdateTime:" in out
assert "VenueId: 42, VenueName: Venue 42, LastUpdateTime:" in out
@pytest.mark.dependency(depends=["insert_datatypes_data"])
def test_set_transaction_tag(capsys, instance_id, sample_database):
snippets.set_transaction_tag(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "Venue capacities updated." in out
assert "New venue inserted." in out
@pytest.mark.dependency(depends=["insert_data"])
def test_set_request_tag(capsys, instance_id, sample_database):
snippets.set_request_tag(instance_id, sample_database.database_id)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, AlbumTitle: Total Junk" in out