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import boto3
import pytest
from botocore.exceptions import ClientError
from moto import mock_aws
# See our Development Tips on writing tests for hints on how to write good tests:
# http://docs.getmoto.org/en/latest/docs/contributing/development_tips/tests.html
@mock_aws
def test_create_db_cluster():
client = boto3.client("neptune", region_name="us-east-2")
resp = client.create_db_cluster(DBClusterIdentifier="cluster-id", Engine="neptune")[
"DBCluster"
]
assert resp["DBClusterIdentifier"] == "cluster-id"
assert "DbClusterResourceId" in resp
assert "DBClusterArn" in resp
assert resp["Engine"] == "neptune"
assert "EngineVersion" in resp
assert resp["StorageEncrypted"] is False
assert resp["DBClusterParameterGroup"].startswith("default.neptune")
assert "Endpoint" in resp
assert "cluster-" in resp["DbClusterResourceId"]
assert resp["AvailabilityZones"] == ["us-east-2a", "us-east-2b", "us-east-2c"]
assert "ServerlessV2ScalingConfiguration" not in resp
# Double check this cluster is not available in another region
europe_client = boto3.client("neptune", region_name="eu-west-2")
assert len(europe_client.describe_db_clusters()["DBClusters"]) == 0
@mock_aws
def test_create_db_cluster__with_additional_params():
client = boto3.client("neptune", region_name="us-east-1")
resp = client.create_db_cluster(
DBClusterIdentifier="cluster-id",
Engine="neptune",
EngineVersion="1.1.0.1",
StorageEncrypted=False,
DBClusterParameterGroupName="myprm",
KmsKeyId="key",
ServerlessV2ScalingConfiguration={"MinCapacity": 1.0, "MaxCapacity": 2.0},
DatabaseName="sth",
)["DBCluster"]
assert resp["StorageEncrypted"] is False
assert resp["DBClusterParameterGroup"] == "myprm"
assert resp["EngineVersion"] == "1.1.0.1"
assert resp["KmsKeyId"] == "key"
assert resp["ServerlessV2ScalingConfiguration"] == {
"MinCapacity": 1.0,
"MaxCapacity": 2.0,
}
assert resp["DatabaseName"] == "sth"
@mock_aws
def test_create_db_cluster_with_instance():
client = boto3.client("neptune", region_name="us-east-2")
resp = client.create_db_cluster(DBClusterIdentifier="cluster-id", Engine="neptune")[
"DBCluster"
]
client.create_db_instance(
DBInstanceIdentifier="instance-id",
DBClusterIdentifier="cluster-id",
Engine="neptune",
DBInstanceClass="db.r5.large",
)
resp = client.describe_db_instances(DBInstanceIdentifier="instance-id")[
"DBInstances"
]
assert resp[0]["DBInstanceIdentifier"] == "instance-id"
assert resp[0]["DBInstanceClass"] == "db.r5.large"
assert resp[0]["DBClusterIdentifier"] == "cluster-id"
assert resp[0]["Engine"] == "neptune"
assert resp[0]["EngineVersion"] == "1.3.2.1"
@mock_aws
def test_describe_db_clusters():
client = boto3.client("neptune", region_name="ap-southeast-1")
assert client.describe_db_clusters()["DBClusters"] == []
client.create_db_cluster(DBClusterIdentifier="cluster-id", Engine="neptune")
clusters = client.describe_db_clusters(DBClusterIdentifier="cluster-id")[
"DBClusters"
]
assert len(clusters) == 1
assert clusters[0]["DBClusterIdentifier"] == "cluster-id"
assert clusters[0]["Engine"] == "neptune"
@mock_aws
def test_delete_db_cluster():
client = boto3.client("neptune", region_name="ap-southeast-1")
client.create_db_cluster(DBClusterIdentifier="cluster-id", Engine="neptune")
client.delete_db_cluster(DBClusterIdentifier="cluster-id")
assert client.describe_db_clusters()["DBClusters"] == []
@mock_aws
def test_remove_db_instance():
client = boto3.client("neptune", region_name="us-east-2")
client.create_db_cluster(DBClusterIdentifier="cluster-id", Engine="neptune")[
"DBCluster"
]
client.create_db_instance(
DBInstanceIdentifier="instance-id",
DBClusterIdentifier="cluster-id",
Engine="neptune",
DBInstanceClass="db.r5.large",
)
cluster = client.describe_db_clusters()["DBClusters"][0]
assert "DBClusterMembers" in cluster
assert len(cluster["DBClusterMembers"]) == 1
client.delete_db_instance(
DBInstanceIdentifier="instance-id",
SkipFinalSnapshot=True,
)
cluster = client.describe_db_clusters()["DBClusters"][0]
assert "DBClusterMembers" in cluster
assert len(cluster["DBClusterMembers"]) == 0
@mock_aws
def test_delete_unknown_db_cluster():
client = boto3.client("neptune", region_name="ap-southeast-1")
with pytest.raises(ClientError) as exc:
client.delete_db_cluster(DBClusterIdentifier="unknown-id")
err = exc.value.response["Error"]
assert err["Code"] == "DBClusterNotFoundFault"
@mock_aws
def test_modify_db_cluster():
client = boto3.client("neptune", region_name="us-east-1")
client.create_db_cluster(DBClusterIdentifier="cluster-id", Engine="neptune")
resp = client.modify_db_cluster(
DBClusterIdentifier="cluster-id",
EngineVersion="1.1.0.1",
DBClusterParameterGroupName="myprm",
PreferredBackupWindow="window",
)["DBCluster"]
assert resp["DBClusterParameterGroup"] == "myprm"
assert resp["EngineVersion"] == "1.1.0.1"
assert resp["PreferredBackupWindow"] == "window"
@mock_aws
def test_start_db_cluster():
client = boto3.client("neptune", region_name="us-east-2")
client.create_db_cluster(DBClusterIdentifier="cluster-id", Engine="neptune")
client.stop_db_cluster(DBClusterIdentifier="cluster-id")
cluster = client.start_db_cluster(DBClusterIdentifier="cluster-id")["DBCluster"]
assert cluster["Status"] == "started"
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