moto/tests/test_kinesis/test_kinesis.py

386 lines
14 KiB
Python

from __future__ import unicode_literals
import boto.kinesis
from boto.kinesis.exceptions import ResourceNotFoundException, InvalidArgumentException
import sure # noqa
from moto import mock_kinesis
@mock_kinesis
def test_create_cluster():
conn = boto.kinesis.connect_to_region("us-west-2")
conn.create_stream("my_stream", 2)
stream_response = conn.describe_stream("my_stream")
stream = stream_response["StreamDescription"]
stream["StreamName"].should.equal("my_stream")
stream["HasMoreShards"].should.equal(False)
stream["StreamARN"].should.equal("arn:aws:kinesis:us-west-2:123456789012:my_stream")
stream["StreamStatus"].should.equal("ACTIVE")
shards = stream['Shards']
shards.should.have.length_of(2)
@mock_kinesis
def test_describe_non_existant_stream():
conn = boto.kinesis.connect_to_region("us-east-1")
conn.describe_stream.when.called_with("not-a-stream").should.throw(ResourceNotFoundException)
@mock_kinesis
def test_list_and_delete_stream():
conn = boto.kinesis.connect_to_region("us-west-2")
conn.create_stream("stream1", 1)
conn.create_stream("stream2", 1)
conn.list_streams()['StreamNames'].should.have.length_of(2)
conn.delete_stream("stream2")
conn.list_streams()['StreamNames'].should.have.length_of(1)
# Delete invalid id
conn.delete_stream.when.called_with("not-a-stream").should.throw(ResourceNotFoundException)
@mock_kinesis
def test_basic_shard_iterator():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
response = conn.describe_stream(stream_name)
shard_id = response['StreamDescription']['Shards'][0]['ShardId']
response = conn.get_shard_iterator(stream_name, shard_id, 'TRIM_HORIZON')
shard_iterator = response['ShardIterator']
response = conn.get_records(shard_iterator)
shard_iterator = response['NextShardIterator']
response['Records'].should.equal([])
@mock_kinesis
def test_get_invalid_shard_iterator():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
conn.get_shard_iterator.when.called_with(stream_name, "123", 'TRIM_HORIZON').should.throw(ResourceNotFoundException)
@mock_kinesis
def test_put_records():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
data = "hello world"
partition_key = "1234"
conn.put_record.when.called_with(
stream_name, data, 1234).should.throw(InvalidArgumentException)
conn.put_record(stream_name, data, partition_key)
response = conn.describe_stream(stream_name)
shard_id = response['StreamDescription']['Shards'][0]['ShardId']
response = conn.get_shard_iterator(stream_name, shard_id, 'TRIM_HORIZON')
shard_iterator = response['ShardIterator']
response = conn.get_records(shard_iterator)
shard_iterator = response['NextShardIterator']
response['Records'].should.have.length_of(1)
record = response['Records'][0]
record["Data"].should.equal("hello world")
record["PartitionKey"].should.equal("1234")
record["SequenceNumber"].should.equal("1")
@mock_kinesis
def test_get_records_limit():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
# Create some data
data = "hello world"
for index in range(5):
conn.put_record(stream_name, data, str(index))
# Get a shard iterator
response = conn.describe_stream(stream_name)
shard_id = response['StreamDescription']['Shards'][0]['ShardId']
response = conn.get_shard_iterator(stream_name, shard_id, 'TRIM_HORIZON')
shard_iterator = response['ShardIterator']
# Retrieve only 3 records
response = conn.get_records(shard_iterator, limit=3)
response['Records'].should.have.length_of(3)
# Then get the rest of the results
next_shard_iterator = response['NextShardIterator']
response = conn.get_records(next_shard_iterator)
response['Records'].should.have.length_of(2)
@mock_kinesis
def test_get_records_at_sequence_number():
# AT_SEQUENCE_NUMBER - Start reading exactly from the position denoted by a specific sequence number.
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
# Create some data
for index in range(1, 5):
conn.put_record(stream_name, str(index), str(index))
# Get a shard iterator
response = conn.describe_stream(stream_name)
shard_id = response['StreamDescription']['Shards'][0]['ShardId']
response = conn.get_shard_iterator(stream_name, shard_id, 'TRIM_HORIZON')
shard_iterator = response['ShardIterator']
# Get the second record
response = conn.get_records(shard_iterator, limit=2)
second_sequence_id = response['Records'][1]['SequenceNumber']
# Then get a new iterator starting at that id
response = conn.get_shard_iterator(stream_name, shard_id, 'AT_SEQUENCE_NUMBER', second_sequence_id)
shard_iterator = response['ShardIterator']
response = conn.get_records(shard_iterator)
# And the first result returned should be the second item
response['Records'][0]['SequenceNumber'].should.equal(second_sequence_id)
response['Records'][0]['Data'].should.equal('2')
@mock_kinesis
def test_get_records_after_sequence_number():
# AFTER_SEQUENCE_NUMBER - Start reading right after the position denoted by a specific sequence number.
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
# Create some data
for index in range(1, 5):
conn.put_record(stream_name, str(index), str(index))
# Get a shard iterator
response = conn.describe_stream(stream_name)
shard_id = response['StreamDescription']['Shards'][0]['ShardId']
response = conn.get_shard_iterator(stream_name, shard_id, 'TRIM_HORIZON')
shard_iterator = response['ShardIterator']
# Get the second record
response = conn.get_records(shard_iterator, limit=2)
second_sequence_id = response['Records'][1]['SequenceNumber']
# Then get a new iterator starting after that id
response = conn.get_shard_iterator(stream_name, shard_id, 'AFTER_SEQUENCE_NUMBER', second_sequence_id)
shard_iterator = response['ShardIterator']
response = conn.get_records(shard_iterator)
# And the first result returned should be the third item
response['Records'][0]['Data'].should.equal('3')
@mock_kinesis
def test_get_records_latest():
# LATEST - Start reading just after the most recent record in the shard, so that you always read the most recent data in the shard.
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
# Create some data
for index in range(1, 5):
conn.put_record(stream_name, str(index), str(index))
# Get a shard iterator
response = conn.describe_stream(stream_name)
shard_id = response['StreamDescription']['Shards'][0]['ShardId']
response = conn.get_shard_iterator(stream_name, shard_id, 'TRIM_HORIZON')
shard_iterator = response['ShardIterator']
# Get the second record
response = conn.get_records(shard_iterator, limit=2)
second_sequence_id = response['Records'][1]['SequenceNumber']
# Then get a new iterator starting after that id
response = conn.get_shard_iterator(stream_name, shard_id, 'LATEST', second_sequence_id)
shard_iterator = response['ShardIterator']
# Write some more data
conn.put_record(stream_name, "last_record", "last_record")
response = conn.get_records(shard_iterator)
# And the only result returned should be the new item
response['Records'].should.have.length_of(1)
response['Records'][0]['PartitionKey'].should.equal('last_record')
response['Records'][0]['Data'].should.equal('last_record')
@mock_kinesis
def test_invalid_shard_iterator_type():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
response = conn.describe_stream(stream_name)
shard_id = response['StreamDescription']['Shards'][0]['ShardId']
response = conn.get_shard_iterator.when.called_with(
stream_name, shard_id, 'invalid-type').should.throw(InvalidArgumentException)
@mock_kinesis
def test_add_tags():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
conn.describe_stream(stream_name)
conn.add_tags_to_stream(stream_name, {'tag1':'val1'})
conn.add_tags_to_stream(stream_name, {'tag2':'val2'})
conn.add_tags_to_stream(stream_name, {'tag1':'val3'})
conn.add_tags_to_stream(stream_name, {'tag2':'val4'})
@mock_kinesis
def test_list_tags():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
conn.describe_stream(stream_name)
conn.add_tags_to_stream(stream_name, {'tag1':'val1'})
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag1').should.equal('val1')
conn.add_tags_to_stream(stream_name, {'tag2':'val2'})
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag2').should.equal('val2')
conn.add_tags_to_stream(stream_name, {'tag1':'val3'})
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag1').should.equal('val3')
conn.add_tags_to_stream(stream_name, {'tag2':'val4'})
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag2').should.equal('val4')
@mock_kinesis
def test_remove_tags():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = "my_stream"
conn.create_stream(stream_name, 1)
conn.describe_stream(stream_name)
conn.add_tags_to_stream(stream_name, {'tag1':'val1'})
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag1').should.equal('val1')
conn.remove_tags_from_stream(stream_name, ['tag1'])
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag1').should.equal(None)
conn.add_tags_to_stream(stream_name, {'tag2':'val2'})
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag2').should.equal('val2')
conn.remove_tags_from_stream(stream_name, ['tag2'])
tags = dict([(tag['Key'], tag['Value']) for tag in conn.list_tags_for_stream(stream_name)['Tags']])
tags.get('tag2').should.equal(None)
@mock_kinesis
def test_split_shard():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = 'my_stream'
conn.create_stream(stream_name, 2)
# Create some data
for index in range(1, 100):
conn.put_record(stream_name, str(index), str(index))
stream_response = conn.describe_stream(stream_name)
stream = stream_response["StreamDescription"]
shards = stream['Shards']
shards.should.have.length_of(2)
sum([shard['SequenceNumberRange']['EndingSequenceNumber'] for shard in shards]).should.equal(99)
shard_range = shards[0]['HashKeyRange']
new_starting_hash = (int(shard_range['EndingHashKey'])+int(shard_range['StartingHashKey'])) // 2
conn.split_shard("my_stream", shards[0]['ShardId'], str(new_starting_hash))
stream_response = conn.describe_stream(stream_name)
stream = stream_response["StreamDescription"]
shards = stream['Shards']
shards.should.have.length_of(3)
sum([shard['SequenceNumberRange']['EndingSequenceNumber'] for shard in shards]).should.equal(99)
shard_range = shards[2]['HashKeyRange']
new_starting_hash = (int(shard_range['EndingHashKey'])+int(shard_range['StartingHashKey'])) // 2
conn.split_shard("my_stream", shards[2]['ShardId'], str(new_starting_hash))
stream_response = conn.describe_stream(stream_name)
stream = stream_response["StreamDescription"]
shards = stream['Shards']
shards.should.have.length_of(4)
sum([shard['SequenceNumberRange']['EndingSequenceNumber'] for shard in shards]).should.equal(99)
@mock_kinesis
def test_merge_shards():
conn = boto.kinesis.connect_to_region("us-west-2")
stream_name = 'my_stream'
conn.create_stream(stream_name, 4)
# Create some data
for index in range(1, 100):
conn.put_record(stream_name, str(index), str(index))
stream_response = conn.describe_stream(stream_name)
stream = stream_response["StreamDescription"]
shards = stream['Shards']
shards.should.have.length_of(4)
conn.merge_shards.when.called_with(stream_name, 'shardId-000000000000', 'shardId-000000000002').should.throw(InvalidArgumentException)
stream_response = conn.describe_stream(stream_name)
stream = stream_response["StreamDescription"]
shards = stream['Shards']
shards.should.have.length_of(4)
sum([shard['SequenceNumberRange']['EndingSequenceNumber'] for shard in shards]).should.equal(99)
conn.merge_shards(stream_name, 'shardId-000000000000', 'shardId-000000000001')
stream_response = conn.describe_stream(stream_name)
stream = stream_response["StreamDescription"]
shards = stream['Shards']
shards.should.have.length_of(3)
sum([shard['SequenceNumberRange']['EndingSequenceNumber'] for shard in shards]).should.equal(99)
conn.merge_shards(stream_name, 'shardId-000000000002', 'shardId-000000000000')
stream_response = conn.describe_stream(stream_name)
stream = stream_response["StreamDescription"]
shards = stream['Shards']
shards.should.have.length_of(2)
sum([shard['SequenceNumberRange']['EndingSequenceNumber'] for shard in shards]).should.equal(99)