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snippets_test.py
452 lines (320 loc) · 14.6 KB
/
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.cloud import spanner
from google.cloud.spanner_v1.instance import Backup
from google.cloud.spanner_v1.instance import Instance
import pytest
import snippets
def unique_instance_id():
""" Creates a unique id for the database. """
return f"test-instance-{uuid.uuid4().hex[:10]}"
def unique_database_id():
""" Creates a unique id for the database. """
return f"test-db-{uuid.uuid4().hex[:10]}"
def cleanup_old_instances(spanner_client):
# Delete test instances that are older than an hour.
cutoff = int(time.time()) - 1 * 60 * 60
instance_pbs = spanner_client.list_instances("labels.cloud_spanner_samples:true")
for instance_pb in instance_pbs:
instance = Instance.from_pb(instance_pb, spanner_client)
if "created" not in instance.labels:
continue
create_time = int(instance.labels["created"])
if create_time > cutoff:
continue
for backup_pb in instance.list_backups():
backup = Backup.from_pb(backup_pb, instance)
backup.delete()
instance.delete()
INSTANCE_ID = unique_instance_id()
LCI_INSTANCE_ID = unique_instance_id()
DATABASE_ID = unique_database_id()
CMEK_DATABASE_ID = unique_database_id()
@pytest.fixture(scope="module")
def spanner_instance():
spanner_client = spanner.Client()
cleanup_old_instances(spanner_client)
snippets.create_instance(INSTANCE_ID)
instance = spanner_client.instance(INSTANCE_ID)
yield instance
instance.delete()
@pytest.fixture(scope="module")
def database(spanner_instance):
""" Creates a temporary database that is removed after testing. """
snippets.create_database(INSTANCE_ID, DATABASE_ID)
db = spanner_instance.database(DATABASE_ID)
yield db
db.drop()
def test_create_instance(spanner_instance):
# Reload will only succeed if the instance exists.
spanner_instance.reload()
def test_create_instance_with_processing_units(capsys):
processing_units = 500
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
def test_create_database(database):
# Reload will only succeed if the database exists.
database.reload()
def test_create_database_with_encryption_config(capsys, spanner_instance):
kms_key_name = "projects/{}/locations/{}/keyRings/{}/cryptoKeys/{}".format(
spanner_instance._client.project, "us-central1", "spanner-test-keyring", "spanner-test-cmek"
)
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_insert_data(capsys):
snippets.insert_data(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Inserted data" in out
def test_delete_data(capsys):
snippets.delete_data(INSTANCE_ID, DATABASE_ID)
snippets.insert_data(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Deleted data" in out
def test_query_data(capsys):
snippets.query_data(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, AlbumTitle: Total Junk" in out
def test_add_column(capsys):
snippets.add_column(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Added the MarketingBudget column." in out
def test_read_data(capsys):
snippets.read_data(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, AlbumTitle: Total Junk" in out
def test_update_data(capsys):
# 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, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Updated data." in out
def test_read_stale_data(capsys):
# This snippet relies on test_update_data inserting data
# at least 15 seconds after the previous insert
snippets.read_stale_data(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, MarketingBudget: None" in out
def test_read_write_transaction(capsys):
snippets.read_write_transaction(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Transaction complete" in out
def test_query_data_with_new_column(capsys):
snippets.query_data_with_new_column(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, MarketingBudget: 300000" in out
assert "SingerId: 2, AlbumId: 2, MarketingBudget: 300000" in out
def test_add_index(capsys):
snippets.add_index(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Added the AlbumsByAlbumTitle index" in out
def test_query_data_with_index(capsys):
snippets.query_data_with_index(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Go, Go, Go" in out
assert "Forever Hold Your Peace" in out
assert "Green" not in out
def test_read_data_with_index(capsys):
snippets.read_data_with_index(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Go, Go, Go" in out
assert "Forever Hold Your Peace" in out
assert "Green" in out
def test_add_storing_index(capsys):
snippets.add_storing_index(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Added the AlbumsByAlbumTitle2 index." in out
def test_read_data_with_storing_index(capsys):
snippets.read_data_with_storing_index(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "300000" in out
def test_read_only_transaction(capsys):
snippets.read_only_transaction(INSTANCE_ID, 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
def test_add_timestamp_column(capsys):
snippets.add_timestamp_column(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert 'Altered table "Albums" on database ' in out
def test_update_data_with_timestamp(capsys):
snippets.update_data_with_timestamp(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Updated data" in out
def test_query_data_with_timestamp(capsys):
snippets.query_data_with_timestamp(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 1, AlbumId: 1, MarketingBudget: 1000000" in out
assert "SingerId: 2, AlbumId: 2, MarketingBudget: 750000" in out
def test_create_table_with_timestamp(capsys):
snippets.create_table_with_timestamp(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Created Performances table on database" in out
def test_insert_data_with_timestamp(capsys):
snippets.insert_data_with_timestamp(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Inserted data." in out
def test_write_struct_data(capsys):
snippets.write_struct_data(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Inserted sample data for STRUCT queries" in out
def test_query_with_struct(capsys):
snippets.query_with_struct(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 6" in out
def test_query_with_array_of_struct(capsys):
snippets.query_with_array_of_struct(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 8" in out
assert "SingerId: 7" in out
assert "SingerId: 6" in out
def test_query_struct_field(capsys):
snippets.query_struct_field(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 6" in out
def test_query_nested_struct_field(capsys):
snippets.query_nested_struct_field(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 6 SongName: Imagination" in out
assert "SingerId: 9 SongName: Imagination" in out
def test_insert_data_with_dml(capsys):
snippets.insert_data_with_dml(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "1 record(s) inserted." in out
def test_log_commit_stats(capsys):
snippets.log_commit_stats(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "1 record(s) inserted." in out
assert "3 mutation(s) in transaction." in out
def test_update_data_with_dml(capsys):
snippets.update_data_with_dml(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "1 record(s) updated." in out
def test_delete_data_with_dml(capsys):
snippets.delete_data_with_dml(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "1 record(s) deleted." in out
def test_update_data_with_dml_timestamp(capsys):
snippets.update_data_with_dml_timestamp(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "2 record(s) updated." in out
def test_dml_write_read_transaction(capsys):
snippets.dml_write_read_transaction(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "1 record(s) inserted." in out
assert "FirstName: Timothy, LastName: Campbell" in out
def test_update_data_with_dml_struct(capsys):
snippets.update_data_with_dml_struct(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "1 record(s) updated" in out
def test_insert_with_dml(capsys):
snippets.insert_with_dml(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "4 record(s) inserted" in out
def test_query_data_with_parameter(capsys):
snippets.query_data_with_parameter(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "SingerId: 12, FirstName: Melissa, LastName: Garcia" in out
def test_write_with_dml_transaction(capsys):
snippets.write_with_dml_transaction(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Transferred 200000 from Album2's budget to Album1's" in out
def update_data_with_partitioned_dml(capsys):
snippets.update_data_with_partitioned_dml(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "3 record(s) updated" in out
def delete_data_with_partitioned_dml(capsys):
snippets.delete_data_with_partitioned_dml(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "5 record(s) deleted" in out
def update_with_batch_dml(capsys):
snippets.update_with_batch_dml(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Executed 2 SQL statements using Batch DML" in out
def test_create_table_with_datatypes(capsys):
snippets.create_table_with_datatypes(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Created Venues table on database" in out
def test_insert_datatypes_data(capsys):
snippets.insert_datatypes_data(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Inserted data." in out
def test_query_data_with_array(capsys):
snippets.query_data_with_array(INSTANCE_ID, 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
def test_query_data_with_bool(capsys):
snippets.query_data_with_bool(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "VenueId: 19, VenueName: Venue 19, OutdoorVenue: True" in out
def test_query_data_with_bytes(capsys):
snippets.query_data_with_bytes(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "VenueId: 4, VenueName: Venue 4" in out
def test_query_data_with_date(capsys):
snippets.query_data_with_date(INSTANCE_ID, 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
def test_query_data_with_float(capsys):
snippets.query_data_with_float(INSTANCE_ID, 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
def test_query_data_with_int(capsys):
snippets.query_data_with_int(INSTANCE_ID, 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
def test_query_data_with_string(capsys):
snippets.query_data_with_string(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "VenueId: 42, VenueName: Venue 42" in out
def test_add_numeric_column(capsys):
snippets.add_numeric_column(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert 'Altered table "Venues" on database ' in out
def test_update_data_with_numeric(capsys):
snippets.update_data_with_numeric(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "Updated data" in out
def test_query_data_with_numeric_parameter(capsys):
snippets.query_data_with_numeric_parameter(INSTANCE_ID, DATABASE_ID)
out, _ = capsys.readouterr()
assert "VenueId: 4, Revenue: 35000" in out
def test_query_data_with_timestamp_parameter(capsys):
snippets.query_data_with_timestamp_parameter(INSTANCE_ID, 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
def test_query_data_with_query_options(capsys):
snippets.query_data_with_query_options(INSTANCE_ID, 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
def test_create_client_with_query_options(capsys):
snippets.create_client_with_query_options(INSTANCE_ID, 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