Scripts to download files from google storage based on sha1 sums

third_party/gsutil/boto/tests/integration/dynamodb/test_layer1.py

Index: third_party/gsutil/boto/tests/integration/dynamodb/test_layer1.py
diff --git a/third_party/gsutil/boto/tests/integration/dynamodb/test_layer1.py b/third_party/gsutil/boto/tests/integration/dynamodb/test_layer1.py
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+# Copyright (c) 2012 Mitch Garnaat http://garnaat.org/
+# All rights reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish, dis-
+# tribute, sublicense, and/or sell copies of the Software, and to permit
+# persons to whom the Software is furnished to do so, subject to the fol-
+# lowing conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
+# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+# IN THE SOFTWARE.
+
+"""
+Tests for Layer1 of DynamoDB
+"""
+import time
+import base64
+
+from tests.unit import unittest
+from boto.dynamodb.exceptions import DynamoDBKeyNotFoundError
+from boto.dynamodb.exceptions import DynamoDBConditionalCheckFailedError
+from boto.dynamodb.exceptions import DynamoDBValidationError
+from boto.dynamodb.layer1 import Layer1
+
+
+class DynamoDBLayer1Test(unittest.TestCase):
+    dynamodb = True
+
+    def setUp(self):
+        self.dynamodb = Layer1()
+        self.table_name = 'test-%d' % int(time.time())
+        self.hash_key_name = 'forum_name'
+        self.hash_key_type = 'S'
+        self.range_key_name = 'subject'
+        self.range_key_type = 'S'
+        self.read_units = 5
+        self.write_units = 5
+        self.schema = {'HashKeyElement': {'AttributeName': self.hash_key_name,
+                                          'AttributeType': self.hash_key_type},
+                       'RangeKeyElement': {'AttributeName': self.range_key_name,
+                                           'AttributeType': self.range_key_type}}
+        self.provisioned_throughput = {'ReadCapacityUnits': self.read_units,
+                                       'WriteCapacityUnits': self.write_units}
+
+    def tearDown(self):
+        pass
+
+    def create_table(self, table_name, schema, provisioned_throughput):
+        result = self.dynamodb.create_table(table_name, schema, provisioned_throughput)
+        self.addCleanup(self.dynamodb.delete_table, table_name)
+        return result
+
+    def test_layer1_basic(self):
+        print '--- running DynamoDB Layer1 tests ---'
+
+        c = self.dynamodb
+
+        # First create a table
+        table_name = self.table_name
+        hash_key_name = self.hash_key_name
+        hash_key_type = self.hash_key_type
+        range_key_name = self.range_key_name
+        range_key_type = self.range_key_type
+        read_units = self.read_units
+        write_units = self.write_units
+        schema = self.schema
+        provisioned_throughput = self.provisioned_throughput
+
+        result = self.create_table(table_name, schema, provisioned_throughput)
+        assert result['TableDescription']['TableName'] == table_name
+        result_schema = result['TableDescription']['KeySchema']
+        assert result_schema['HashKeyElement']['AttributeName'] == hash_key_name
+        assert result_schema['HashKeyElement']['AttributeType'] == hash_key_type
+        assert result_schema['RangeKeyElement']['AttributeName'] == range_key_name
+        assert result_schema['RangeKeyElement']['AttributeType'] == range_key_type
+        result_thruput = result['TableDescription']['ProvisionedThroughput']
+        assert result_thruput['ReadCapacityUnits'] == read_units
+        assert result_thruput['WriteCapacityUnits'] == write_units
+
+        # Wait for table to become active
+        result = c.describe_table(table_name)
+        while result['Table']['TableStatus'] != 'ACTIVE':
+            time.sleep(5)
+            result = c.describe_table(table_name)
+
+        # List tables and make sure new one is there
+        result = c.list_tables()
+        assert table_name in result['TableNames']
+
+        # Update the tables ProvisionedThroughput
+        new_read_units = 10
+        new_write_units = 5
+        new_provisioned_throughput = {'ReadCapacityUnits': new_read_units,
+                                      'WriteCapacityUnits': new_write_units}
+        result = c.update_table(table_name, new_provisioned_throughput)
+
+        # Wait for table to be updated
+        result = c.describe_table(table_name)
+        while result['Table']['TableStatus'] == 'UPDATING':
+            time.sleep(5)
+            result = c.describe_table(table_name)
+
+        result_thruput = result['Table']['ProvisionedThroughput']
+        assert result_thruput['ReadCapacityUnits'] == new_read_units
+        assert result_thruput['WriteCapacityUnits'] == new_write_units
+
+        # Put an item
+        item1_key = 'Amazon DynamoDB'
+        item1_range = 'DynamoDB Thread 1'
+        item1_data = {
+            hash_key_name: {hash_key_type: item1_key},
+            range_key_name: {range_key_type: item1_range},
+            'Message': {'S': 'DynamoDB thread 1 message text'},
+            'LastPostedBy': {'S': 'User A'},
+            'Views': {'N': '0'},
+            'Replies': {'N': '0'},
+            'Answered': {'N': '0'},
+            'Tags': {'SS': ["index", "primarykey", "table"]},
+            'LastPostDateTime':  {'S': '12/9/2011 11:36:03 PM'}
+            }
+        result = c.put_item(table_name, item1_data)
+
+        # Now do a consistent read and check results
+        key1 = {'HashKeyElement': {hash_key_type: item1_key},
+               'RangeKeyElement': {range_key_type: item1_range}}
+        result = c.get_item(table_name, key=key1, consistent_read=True)
+        for name in item1_data:
+            assert name in result['Item']
+
+        # Try to get an item that does not exist.
+        invalid_key = {'HashKeyElement': {hash_key_type: 'bogus_key'},
+                       'RangeKeyElement': {range_key_type: item1_range}}
+        self.assertRaises(DynamoDBKeyNotFoundError,
+                          c.get_item, table_name, key=invalid_key)
+
+        # Try retrieving only select attributes
+        attributes = ['Message', 'Views']
+        result = c.get_item(table_name, key=key1, consistent_read=True,
+                            attributes_to_get=attributes)
+        for name in result['Item']:
+            assert name in attributes
+
+        # Try to delete the item with the wrong Expected value
+        expected = {'Views': {'Value': {'N': '1'}}}
+        self.assertRaises(DynamoDBConditionalCheckFailedError,
+                          c.delete_item, table_name, key=key1,
+                          expected=expected)
+
+        # Now update the existing object
+        attribute_updates = {'Views': {'Value': {'N': '5'},
+                                       'Action': 'PUT'},
+                             'Tags': {'Value': {'SS': ['foobar']},
+                                      'Action': 'ADD'}}
+        result = c.update_item(table_name, key=key1,
+                               attribute_updates=attribute_updates)
+
+        # Try and update an item, in a fashion which makes it too large.
+        # The new message text is the item size limit minus 32 bytes and
+        # the current object is larger than 32 bytes.
+        item_size_overflow_text = 'Text to be padded'.zfill(64*1024-32)
+        attribute_updates = {'Message': {'Value': {'S': item_size_overflow_text},
+                                       'Action': 'PUT'}}
+        self.assertRaises(DynamoDBValidationError,
+                          c.update_item, table_name, key=key1,
+                           attribute_updates=attribute_updates)
+
+
+        # Put a few more items into the table
+        item2_key = 'Amazon DynamoDB'
+        item2_range = 'DynamoDB Thread 2'
+        item2_data = {
+            hash_key_name: {hash_key_type: item2_key},
+            range_key_name: {range_key_type: item2_range},
+            'Message': {'S': 'DynamoDB thread 2 message text'},
+            'LastPostedBy': {'S': 'User A'},
+            'Views': {'N': '0'},
+            'Replies': {'N': '0'},
+            'Answered': {'N': '0'},
+            'Tags': {'SS': ["index", "primarykey", "table"]},
+            'LastPostDateTime':  {'S': '12/9/2011 11:36:03 PM'}
+            }
+        result = c.put_item(table_name, item2_data)
+        key2 = {'HashKeyElement': {hash_key_type: item2_key},
+               'RangeKeyElement': {range_key_type: item2_range}}
+
+        item3_key = 'Amazon S3'
+        item3_range = 'S3 Thread 1'
+        item3_data = {
+            hash_key_name: {hash_key_type: item3_key},
+            range_key_name: {range_key_type: item3_range},
+            'Message': {'S': 'S3 Thread 1 message text'},
+            'LastPostedBy': {'S': 'User A'},
+            'Views': {'N': '0'},
+            'Replies': {'N': '0'},
+            'Answered': {'N': '0'},
+            'Tags': {'SS': ['largeobject', 'multipart upload']},
+            'LastPostDateTime':  {'S': '12/9/2011 11:36:03 PM'}
+            }
+        result = c.put_item(table_name, item3_data)
+        key3 = {'HashKeyElement': {hash_key_type: item3_key},
+               'RangeKeyElement': {range_key_type: item3_range}}
+
+        # Try a few queries
+        result = c.query(table_name, {'S': 'Amazon DynamoDB'},
+                         {'AttributeValueList': [{'S': 'DynamoDB'}],
+                          'ComparisonOperator': 'BEGINS_WITH'})
+        assert 'Count' in result
+        assert result['Count'] == 2
+
+        # Try a few scans
+        result = c.scan(table_name,
+                        {'Tags': {'AttributeValueList':[{'S': 'table'}],
+                                  'ComparisonOperator': 'CONTAINS'}})
+        assert 'Count' in result
+        assert result['Count'] == 2
+
+        # Now delete the items
+        result = c.delete_item(table_name, key=key1)
+        result = c.delete_item(table_name, key=key2)
+        result = c.delete_item(table_name, key=key3)
+
+        print '--- tests completed ---'
+
+    def test_binary_attributes(self):
+        c = self.dynamodb
+        result = self.create_table(self.table_name, self.schema,
+                                   self.provisioned_throughput)
+        # Wait for table to become active
+        result = c.describe_table(self.table_name)
+        while result['Table']['TableStatus'] != 'ACTIVE':
+            time.sleep(5)
+            result = c.describe_table(self.table_name)
+
+        # Put an item
+        item1_key = 'Amazon DynamoDB'
+        item1_range = 'DynamoDB Thread 1'
+        item1_data = {
+            self.hash_key_name: {self.hash_key_type: item1_key},
+            self.range_key_name: {self.range_key_type: item1_range},
+            'Message': {'S': 'DynamoDB thread 1 message text'},
+            'LastPostedBy': {'S': 'User A'},
+            'Views': {'N': '0'},
+            'Replies': {'N': '0'},
+            'BinaryData': {'B': base64.b64encode(bytes('\x01\x02\x03\x04'))},
+            'Answered': {'N': '0'},
+            'Tags': {'SS': ["index", "primarykey", "table"]},
+            'LastPostDateTime':  {'S': '12/9/2011 11:36:03 PM'}
+        }
+        result = c.put_item(self.table_name, item1_data)
+
+        # Now do a consistent read and check results
+        key1 = {'HashKeyElement': {self.hash_key_type: item1_key},
+               'RangeKeyElement': {self.range_key_type: item1_range}}
+        result = c.get_item(self.table_name, key=key1, consistent_read=True)
+        self.assertEqual(result['Item']['BinaryData'],
+                         {'B': base64.b64encode(bytes('\x01\x02\x03\x04'))})