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client_test.dart
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library dart_cassandra_cql.tests.client;
import "dart:io";
import "dart:async";
import "dart:typed_data";
import "package:unittest/unittest.dart";
import "mocks/mocks.dart" as mock;
import "mocks/custom.dart" as custom;
import '../../lib/dart_cassandra_cql.dart' as cql;
main({bool enableLogger: true}) {
if (enableLogger) {
mock.initLogger();
}
const String SERVER_HOST = "127.0.0.1";
const int SERVER_PORT = 32000;
mock.MockServer server = new mock.MockServer();
const int SERVER2_PORT = 32001;
mock.MockServer server2 = new mock.MockServer();
// Delay server2 responses to make sure that clients *always* connect
// first so our tests (especially the event ones) execute as they should
server2.responseDelay = new Duration(milliseconds: 10);
group("Client exceptions:", () {
test("Empty host list", () {
expect(() => new cql.Client.fromHostList([]), throwsArgumentError);
expect(() => new cql.Client.fromHostList(null), throwsArgumentError);
});
});
group("Simple connection pool:", () {
cql.Client client;
setUp(() {
return Future.wait([
server.listen(SERVER_HOST, SERVER_PORT),
server2.listen(SERVER_HOST, SERVER2_PORT)
]);
});
tearDown(() {
List cleanupFutures = [server.shutdown(), server2.shutdown()];
if (client != null) {
cleanupFutures.add(client.shutdown(drain: true));
client = null;
}
return Future.wait(cleanupFutures);
});
group("misc:", () {
test("empty hosts exception", () {
expect(
() => new cql.SimpleConnectionPool.fromHostList(
[], new cql.PoolConfiguration()),
throwsA((e) =>
e is ArgumentError &&
e.message == "Host list cannot be empty"));
});
test("no connection pool exception", () {
expect(
() => new cql.SimpleConnectionPool.fromHostList(['foo:123'], null),
throwsA((e) =>
e is ArgumentError &&
e.message == "A valid pool configuration is required"));
});
test("Client with default pool conf", () {
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"]);
expect(client.connectionPool.poolConfig.connectionsPerHost, equals(1));
});
test("Fail to connect to any pool host", () {
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT + 3}"],
poolConfig: new cql.PoolConfiguration(
reconnectWaitTime: new Duration(milliseconds: 1),
maxConnectionAttempts: 5));
void handleError(e) {
expect(e, new isInstanceOf<cql.NoHealthyConnectionsException>());
}
client.connectionPool.connect().catchError(expectAsync(handleError));
});
test("Connection to at least one node in the pool", () {
client = new cql.Client.fromHostList([
"${SERVER_HOST}:${SERVER_PORT}",
"${SERVER_HOST}:${SERVER_PORT + 3000}"
],
poolConfig: new cql.PoolConfiguration(
reconnectWaitTime: new Duration(milliseconds: 1),
maxConnectionAttempts: 5));
void connected(_) {}
client.connectionPool
.connect()
.then(expectAsync(connected))
.catchError((e) => fail(e));
});
});
group("authentication:", () {
group("password authenticator exceptions", () {
test("empty username", () {
expect(() => new cql.PasswordAuthenticator("", "foo"),
throwsArgumentError);
});
test("empty password", () {
expect(() => new cql.PasswordAuthenticator("foo", ""),
throwsArgumentError);
});
});
test("Authentication provider exception", () {
server.setAuthReplayList(["authenticate_v3.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3));
void handleError(e) {
expect(e, new isInstanceOf<cql.AuthenticationException>());
expect(
e.message,
equals(
"Server requested 'org.apache.cassandra.auth.PasswordAuthenticator' authenticator but no authenticator specified"));
}
client.connectionPool.connect().catchError(expectAsync(handleError));
});
test("Different authenticator exception", () {
server.setAuthReplayList(["authenticate_v3.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3,
authenticator: new mock.MockAuthenticator()));
void handleError(e) {
expect(e, new isInstanceOf<cql.AuthenticationException>());
expect(
e.message,
equals(
"Server requested 'org.apache.cassandra.auth.PasswordAuthenticator' authenticator but a '${client.connectionPool.poolConfig.authenticator.authenticatorClass}' authenticator was specified instead"));
}
client.connectionPool.connect().catchError(expectAsync(handleError));
});
test("User/pass mismatch exception", () {
server
.setAuthReplayList(["authenticate_v3.dump", "auth_error_v3.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3,
authenticator: new cql.PasswordAuthenticator("foo", "bar")));
void handleError(e) {
expect(e, new isInstanceOf<cql.AuthenticationException>());
expect(e.message, equals("Username and/or password are incorrect"));
}
client.connectionPool.connect().catchError(expectAsync(handleError));
});
test("Auth success (multi challenge-response)", () {
server.setAuthReplayList([
"authenticate_v3.dump",
"auth_challenge_v3.dump",
"auth_challenge_v3.dump",
"auth_challenge_v3.dump",
"auth_success_v3.dump"
]);
server.setReplayList(["select_tuple_v3.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3,
authenticator: new cql.PasswordAuthenticator("foo", "bar")));
void handleSuccess(_) {}
client
.query(new cql.Query("SELECT * FROM test.test_type"))
.then(expectAsync(handleSuccess));
});
});
group("execute:", () {
test("select from invalid collection (V3)", () {
server.setReplayList(["error_v3.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3));
void handleError(e) {
expect(e, new isInstanceOf<cql.CassandraException>());
expect(e.message, equals("unconfigured columnfamily foo"));
}
client
.execute(new cql.Query("SELECT * from test.foo",
consistency: cql.Consistency.LOCAL_ONE))
.catchError(expectAsync(handleError));
});
test("set keyspace", () {
server.setReplayList(["set_keyspace_v2.dump"]);
cql.ConnectionPool pool = new cql.SimpleConnectionPool.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
new cql.PoolConfiguration(autoDiscoverNodes: false));
client = new cql.Client.withPool(pool);
void handleResult(cql.ResultMessage message) {
expect(message, new isInstanceOf<cql.SetKeyspaceResultMessage>());
expect((message as cql.SetKeyspaceResultMessage).keyspace,
equals("test"));
}
client
.execute(new cql.Query("USE test"))
.then(expectAsync(handleResult));
});
test("query and process raw RowsResultMessage", () {
server.setReplayList(["select_v2.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
expect(client.execute(new cql.Query("SELECT * from test.type_test")),
completion((cql.ResultMessage message) {
expect(message, new isInstanceOf<cql.RowsResultMessage>());
cql.RowsResultMessage res = message as cql.RowsResultMessage;
expect(res.rows.length, equals(1));
Map<String, Object> row = res.rows.first;
Map<String, Object> expectedValues = {
"ascii_type": "text4",
"bigint_type": 9223372036854775807,
"bool_type": true,
"inet_type": new InternetAddress("192.168.169.102"),
"int_type": 32238493,
"list_type": [100, 200],
"map_type": {100: "the test", 200: "the result"},
"set_type": [100, 200],
"text_type": "This is a long UTF8 κείμενο",
"uuid_type": new cql.Uuid("550e8400-e29b-41d4-a716-446655440000"),
"varchar_type": "Arbitary long text goes here",
"varint_type": -3123091212904812093120938120938120312890
};
expectedValues.forEach((String fieldName, Object fieldValue) {
expect(row[fieldName], equals(fieldValue));
});
return true;
}));
});
test("alter statement and process raw RowsResultMessage", () {
server.setReplayList(["schema_change_result_v2.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
expect(
client.execute(
new cql.Query("ALTER TABLE test.type_test ADD new_field int")),
completion((cql.ResultMessage message) {
expect(message, new isInstanceOf<cql.SchemaChangeResultMessage>());
cql.SchemaChangeResultMessage res =
message as cql.SchemaChangeResultMessage;
expect(res.keyspace, equals("test"));
expect(res.table, equals("type_test"));
expect(res.change, equals("UPDATED"));
return true;
}));
});
test(
"it can handle execution of multiple queries scheduled synchronously",
() {
server.setReplayList(["select_v2.dump", "select_v2.dump"]);
var client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
var f1 = client.execute(new cql.Query('SELECT * from test.type_test'));
var f2 = client.execute(new cql.Query('SELECT * from test.type_test'));
expect(Future.wait([f1, f2]), completes);
});
});
group("query:", () {
group("SELECT:", () {
group("custom types:", () {
test("without custom type handler", () {
cql.unregisterCodec('com.achilleasa.cassandra.cqltypes.Json');
server.setReplayList(["select_custom_type_v2.dump"]);
client = new cql.Client.fromHostList([
"${SERVER_HOST}:${SERVER_PORT}"
], poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
void onResult(Iterable<Map<String, Object>> rows) {
expect(rows.length, equals(1));
Map<String, Object> row = rows.first;
expect(row.length, equals(2));
expect(row["login"], equals("test"));
expect(row["custom"], new isInstanceOf<Uint8List>());
}
client
.query(new cql.Query("SELECT * from test.custom_types"))
.then(expectAsync(onResult));
});
test("with custom type handler", () {
// Register custom type handler
cql.registerCodec('com.achilleasa.cassandra.cqltypes.Json',
new custom.CustomJsonCodec());
server.setReplayList(["select_custom_type_v2.dump"]);
client = new cql.Client.fromHostList([
"${SERVER_HOST}:${SERVER_PORT}"
], poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
void onResult(Iterable<Map<String, Object>> rows) {
expect(rows.length, equals(1));
Map<String, Object> row = rows.first;
expect(row.length, equals(2));
expect(row["login"], equals("test"));
expect(row["custom"], new isInstanceOf<custom.CustomJson>());
custom.CustomJson customJson =
(row["custom"] as custom.CustomJson);
expect(customJson.payload.containsKey("foo"), isTrue);
expect(customJson.payload["foo"], equals("bar"));
}
client
.query(new cql.Query("SELECT * from test.custom_types"))
.then(expectAsync(onResult));
});
});
test("tuple type", () {
server.setReplayList(["select_tuple_v3.dump"]);
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3));
expect(client.query(new cql.Query("SELECT * from test.tuple_test")),
completion((Iterable<Map<String, Object>> rows) {
expect(rows.length, equals(1));
Map<String, Object> row = rows.first;
Map<String, Object> expectedValues = {
"the_key": 1,
"the_tuple": new cql.Tuple.fromIterable([10, "foo", true])
};
expectedValues.forEach((String fieldName, Object fieldValue) {
expect(row[fieldName], equals(fieldValue));
});
return true;
}));
});
test("from unknown collection (V2)", () {
server.setReplayList(["error_v2.dump"]);
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
void handleError(e) {
expect(e, new isInstanceOf<cql.CassandraException>());
expect(e.message, equals("unconfigured columnfamily foo"));
expect(e.toString(), equals('CassandraException: ${e.message}'));
}
client
.query(new cql.Query("SELECT * from test.foo"))
.catchError(expectAsync(handleError));
});
test("normal", () {
server.setReplayList(["select_v2.dump"]);
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
expect(client.query(new cql.Query("SELECT * from test.type_test")),
completion((Iterable<Map<String, Object>> rows) {
expect(rows.length, equals(1));
Map<String, Object> row = rows.first;
Map<String, Object> expectedValues = {
"ascii_type": "text4",
"bigint_type": 9223372036854775807,
"bool_type": true,
"inet_type": new InternetAddress("192.168.169.102"),
"int_type": 32238493,
"list_type": [100, 200],
"map_type": {100: "the test", 200: "the result"},
"set_type": [100, 200],
"text_type": "This is a long UTF8 κείμενο",
"uuid_type": new cql.Uuid("550e8400-e29b-41d4-a716-446655440000"),
"varchar_type": "Arbitary long text goes here",
"varint_type": -3123091212904812093120938120938120312890
};
expectedValues.forEach((String fieldName, Object fieldValue) {
expect(row[fieldName], equals(fieldValue));
});
return true;
}));
});
});
group("INSERT:", () {
test("batch insert", () {
server.setReplayList(["void_result_v2.dump"]);
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
void handleResult(cql.ResultMessage message) {
expect(message, new isInstanceOf<cql.VoidResultMessage>());
}
String query =
"INSERT INTO page_view_counts (url_name, page_name, counter_value) VALUES (?, ?, ?)";
client
.execute(new cql.BatchQuery()
..add(new cql.Query(query,
bindings: ["http://www.test.com", "front_page", 1]))
..add(new cql.Query(query,
bindings: ["http://www.test.com", "login_page", 2]))
..add(new cql.Query(query,
bindings: ["http://www.test.com", "main_page", 3])))
.then(expectAsync(handleResult));
});
test("batch insert with serial consistency (V3)", () {
server.setReplayList(["void_result_v3.dump"]);
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3));
void handleResult(cql.ResultMessage message) {
expect(message, new isInstanceOf<cql.VoidResultMessage>());
}
String query =
"INSERT INTO page_view_counts (url_name, page_name, counter_value) VALUES (?, ?, ?)";
client
.execute(new cql.BatchQuery()
..serialConsistency = cql.Consistency.LOCAL_SERIAL
..add(new cql.Query(query,
bindings: ["http://www.test.com", "front_page", 1]))
..add(new cql.Query(query,
bindings: ["http://www.test.com", "login_page", 2]))
..add(new cql.Query(query,
bindings: ["http://www.test.com", "main_page", 3])))
.then(expectAsync(handleResult));
});
});
});
group("stream:", () {
test("process streamed rows", () {
server.setReplayList([
"stream_v2_1of3.dump",
"stream_v2_2of3.dump",
"stream_v2_3of3.dump"
]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
void streamCallback(Map<String, Object> row) {}
client
.stream(new cql.Query("SELECT * FROM test.page_view_counts"),
pageSize: 4)
.listen(expectAsync(streamCallback, count: 10, max: 10));
});
test("process streamed rows (preferBiggerTcpPackets)", () {
server.setReplayList([
"stream_v2_1of3.dump",
"stream_v2_2of3.dump",
"stream_v2_3of3.dump"
]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false, preferBiggerTcpPackets: true));
void streamCallback(Map<String, Object> row) {}
client
.stream(new cql.Query("SELECT * FROM test.page_view_counts"),
pageSize: 4)
.listen(expectAsync(streamCallback, count: 10, max: 10));
});
test("pause/resume", () {
server.setReplayList([
"stream_v2_1of3.dump",
"stream_v2_2of3.dump",
"stream_v2_3of3.dump"
]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
StreamSubscription streamSubscription;
int rowCount = 0;
void streamCallback(Map<String, Object> row) {
rowCount++;
if (rowCount == 5) {
streamSubscription.pause();
new Future.delayed(new Duration(milliseconds: 100),
() => streamSubscription.resume());
}
}
streamSubscription = client
.stream(new cql.Query("SELECT * FROM test.page_view_counts"),
pageSize: 4)
.listen(expectAsync(streamCallback, count: 10, max: 10));
});
test("close", () {
server.setReplayList([
"stream_v2_1of3.dump",
"stream_v2_2of3.dump",
"stream_v2_3of3.dump"
]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
StreamSubscription streamSubscription;
int rowCount = 0;
void streamCallback(Map<String, Object> row) {
rowCount++;
if (rowCount == 5) {
streamSubscription.cancel();
}
}
streamSubscription = client
.stream(new cql.Query("SELECT * FROM test.page_view_counts"),
pageSize: 4)
.listen(expectAsync(streamCallback, count: 5, max: 5));
});
test("connection lost", () {
server.setReplayList([
"stream_v2_1of3.dump",
"stream_v2_2of3.dump",
"stream_v2_3of3.dump"
]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
StreamSubscription subscription;
bool firstInvocation = true;
void streamCallback(Map<String, Object> row) {
if (firstInvocation) {
firstInvocation = false;
subscription.pause();
server.shutdown().then((_) {
new Future.delayed(
new Duration(milliseconds: 10), () => subscription.resume());
});
}
}
subscription = client
.stream(new cql.Query("SELECT * FROM test.page_view_counts"),
pageSize: 4)
.listen(streamCallback, onError: expectAsync((e) {
expect(e, new isInstanceOf<cql.NoHealthyConnectionsException>());
expect(e.toString(), startsWith("NoHealthyConnectionsException"));
}));
});
test("connection lost; fallback to alt connection", () {
server.setReplayList([
"stream_v2_1of3.dump",
"stream_v2_2of3.dump",
"stream_v2_3of3.dump"
]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false, connectionsPerHost: 2));
bool firstRun = true;
void streamCallback(Map<String, Object> row) {
if (firstRun) {
firstRun = false;
server.disconnectClient(0);
}
}
client
.stream(new cql.Query("SELECT * FROM test.page_view_counts"),
pageSize: 4)
.listen(expectAsync(streamCallback, count: 10, max: 10),
onError: (e) => print(e));
});
});
group("prepared queries:", () {
test("prepare and execute query (V2)", () {
server.setReplayList(["prepare_v2.dump", "void_result_v2.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(autoDiscoverNodes: false));
cql.Query query = new cql.Query(
"""
INSERT INTO test.type_test (
ascii_type, bigint_type, decimal_type, bool_type,
double_type, float_type, inet_type, int_type, list_type, map_type,
set_type, text_type, timestamp_type, uuid_type, timeuuid_type,
varchar_type, varint_type, blob_type
) VALUES (
:ascii_type, :bigint_type, :decimal_type, :bool_type,
:double_type, :float_type, :inet_type, :int_type, :list_type, :map_type,
:set_type, :text_type, :timestamp_type, :uuid_type, :timeuuid_type,
:varchar_type, :varint_type, :blob_type
)""",
consistency: cql.Consistency.ONE,
prepared: true);
query.bindings = {
"ascii_type": "123",
"bigint_type": 123451234,
"decimal_type": 3.14,
"bool_type": true,
"double_type": 3.14,
"float_type": 3.14,
"inet_type": new InternetAddress("192.168.169.101"),
"int_type": 10,
"list_type": [1, 2, 3],
"map_type": {1: "A", 2: "BC"},
"set_type": [1, 2, 3],
"text_type": "Long text",
"timestamp_type": new DateTime.now(),
"uuid_type": new cql.Uuid.simple(),
"timeuuid_type": new cql.Uuid.timeBased(),
"varchar_type": "test 123",
"varint_type": 123456,
"blob_type": new Uint8List.fromList([
0x8B,
0xAD,
0xF0,
0x00,
0x0D,
0xF0,
0x00,
0x0C,
0x00,
0x0F,
0xF3,
0x0E
])
};
void done(cql.VoidResultMessage msg) {}
client.execute(query).then(expectAsync(done));
});
test(
"prepare and execute query; fallback to other connection on same host (V2)",
() {
server.setReplayList([
"prepare_v2.dump", "void_result_v2.dump",
"void_result_v2.dump" // 2nd attempt
]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false, connectionsPerHost: 2));
cql.Query query = new cql.Query(
"""
INSERT INTO test.type_test (
ascii_type, bigint_type, decimal_type, bool_type,
double_type, float_type, inet_type, int_type, list_type, map_type,
set_type, text_type, timestamp_type, uuid_type, timeuuid_type,
varchar_type, varint_type, blob_type
) VALUES (
:ascii_type, :bigint_type, :decimal_type, :bool_type,
:double_type, :float_type, :inet_type, :int_type, :list_type, :map_type,
:set_type, :text_type, :timestamp_type, :uuid_type, :timeuuid_type,
:varchar_type, :varint_type, :blob_type
)""",
consistency: cql.Consistency.ONE,
prepared: true);
query.bindings = {
"ascii_type": "123",
"bigint_type": 123451234,
"decimal_type": 3.14,
"bool_type": true,
"double_type": 3.14,
"float_type": 3.14,
"inet_type": new InternetAddress("192.168.169.101"),
"int_type": 10,
"list_type": [1, 2, 3],
"map_type": {1: "A", 2: "BC"},
"set_type": [1, 2, 3],
"text_type": "Long text",
"timestamp_type": new DateTime.now(),
"uuid_type": new cql.Uuid.simple(),
"timeuuid_type": new cql.Uuid.timeBased(),
"varchar_type": "test 123",
"varint_type": 123456,
"blob_type": new Uint8List.fromList([
0x8B,
0xAD,
0xF0,
0x00,
0x0D,
0xF0,
0x00,
0x0C,
0x00,
0x0F,
0xF3,
0x0E
])
};
Function done = expectAsync((_) {});
client.execute(query).then((_) {
// Kill 1st connection so we run the next prepared statement attempt
// on the second connection
server.disconnectClient(0);
// 2nd statement should reuse the prepared statement data
// on the 2nd connection to the same host
client.execute(query).then(done).catchError(print);
});
});
test(
"prepare and execute query; prepare on new host after server1 dies (V2)",
() {
server.setReplayList(["prepare_v2.dump", "void_result_v2.dump"]);
server2.setReplayList(["prepare_v2.dump", "void_result_v2.dump"]);
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}", "${SERVER_HOST}:${SERVER2_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false, connectionsPerHost: 2));
cql.Query query = new cql.Query(
"""
INSERT INTO test.type_test (
ascii_type, bigint_type, decimal_type, bool_type,
double_type, float_type, inet_type, int_type, list_type, map_type,
set_type, text_type, timestamp_type, uuid_type, timeuuid_type,
varchar_type, varint_type, blob_type
) VALUES (
:ascii_type, :bigint_type, :decimal_type, :bool_type,
:double_type, :float_type, :inet_type, :int_type, :list_type, :map_type,
:set_type, :text_type, :timestamp_type, :uuid_type, :timeuuid_type,
:varchar_type, :varint_type, :blob_type
)""",
consistency: cql.Consistency.ONE,
prepared: true);
query.bindings = {
"ascii_type": "123",
"bigint_type": 123451234,
"decimal_type": 3.14,
"bool_type": true,
"double_type": 3.14,
"float_type": 3.14,
"inet_type": new InternetAddress("192.168.169.101"),
"int_type": 10,
"list_type": [1, 2, 3],
"map_type": {1: "A", 2: "BC"},
"set_type": [1, 2, 3],
"text_type": "Long text",
"timestamp_type": new DateTime.now(),
"uuid_type": new cql.Uuid.simple(),
"timeuuid_type": new cql.Uuid.timeBased(),
"varchar_type": "test 123",
"varint_type": 123456,
"blob_type": new Uint8List.fromList([
0x8B,
0xAD,
0xF0,
0x00,
0x0D,
0xF0,
0x00,
0x0C,
0x00,
0x0F,
0xF3,
0x0E
])
};
bool firstResponse = true;
Future done(cql.VoidResultMessage msg) {
if (firstResponse) {
firstResponse = false;
// Kill 1st server so we prepare the query again on server2
// on the second connection
return server.shutdown();
}
return new Future.value();
}
client
.execute(query)
.then(done)
// 2nd statement should trigger a prepare on server2
.then((_) => client.execute(query))
.then(expectAsync(done));
});
test(
"prepare and execute query; NoHealthyConnections exception after server1 dies (V2)",
() {
server.setReplayList(["prepare_v2.dump", "void_result_v2.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false, connectionsPerHost: 2));
cql.Query query = new cql.Query(
"""
INSERT INTO test.type_test (
ascii_type, bigint_type, decimal_type, bool_type,
double_type, float_type, inet_type, int_type, list_type, map_type,
set_type, text_type, timestamp_type, uuid_type, timeuuid_type,
varchar_type, varint_type, blob_type
) VALUES (
:ascii_type, :bigint_type, :decimal_type, :bool_type,
:double_type, :float_type, :inet_type, :int_type, :list_type, :map_type,
:set_type, :text_type, :timestamp_type, :uuid_type, :timeuuid_type,
:varchar_type, :varint_type, :blob_type
)""",
consistency: cql.Consistency.ONE,
serialConsistency: cql.Consistency.LOCAL_SERIAL,
prepared: true);
query.bindings = {
"ascii_type": "123",
"bigint_type": 123451234,
"decimal_type": 3.14,
"bool_type": true,
"double_type": 3.14,
"float_type": 3.14,
"inet_type": new InternetAddress("192.168.169.101"),
"int_type": 10,
"list_type": [1, 2, 3],
"map_type": {1: "A", 2: "BC"},
"set_type": [1, 2, 3],
"text_type": "Long text",
"timestamp_type": new DateTime.now(),
"uuid_type": new cql.Uuid.simple(),
"timeuuid_type": new cql.Uuid.timeBased(),
"varchar_type": "test 123",
"varint_type": 123456,
"blob_type": new Uint8List.fromList([
0x8B,
0xAD,
0xF0,
0x00,
0x0D,
0xF0,
0x00,
0x0C,
0x00,
0x0F,
0xF3,
0x0E
])
};
Function fail = expectAsync((e) {
expect(e, new isInstanceOf<cql.NoHealthyConnectionsException>());
}, count: 1);
client
.execute(query)
.then((_) => server.shutdown())
.then((_) => client.execute(query))
.catchError(fail);
});
test("prepare and execute query (V3)", () {
server.setReplayList(["prepare_v3.dump", "void_result_v3.dump"]);
client = new cql.Client.fromHostList(["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: new cql.PoolConfiguration(
autoDiscoverNodes: false,
protocolVersion: cql.ProtocolVersion.V3));
cql.Query query = new cql.Query(
"""
INSERT INTO test.type_test (
ascii_type, bigint_type, decimal_type, bool_type,
double_type, float_type, inet_type, int_type, list_type, map_type,
set_type, text_type, timestamp_type, uuid_type, timeuuid_type,
varchar_type, varint_type, blob_type
) VALUES (
:ascii_type, :bigint_type, :decimal_type, :bool_type,
:double_type, :float_type, :inet_type, :int_type, :list_type, :map_type,
:set_type, :text_type, :timestamp_type, :uuid_type, :timeuuid_type,
:varchar_type, :varint_type, :blob_type
)""",
consistency: cql.Consistency.ONE,
prepared: true);
query.bindings = {
"ascii_type": "123",
"bigint_type": 123451234,
"decimal_type": 3.14,
"bool_type": true,
"double_type": 3.14,
"float_type": 3.14,
"inet_type": new InternetAddress("192.168.169.101"),
"int_type": 10,
"list_type": [1, 2, 3],
"map_type": {1: "A", 2: "BC"},
"set_type": [1, 2, 3],
"text_type": "Long text",
"timestamp_type": new DateTime.now(),
"uuid_type": new cql.Uuid.simple(),
"timeuuid_type": new cql.Uuid.timeBased(),
"varchar_type": "test 123",
"varint_type": 123456,
"blob_type": new Uint8List.fromList([
0x8B,
0xAD,
0xF0,
0x00,
0x0D,
0xF0,
0x00,
0x0C,
0x00,
0x0F,
0xF3,
0x0E
])
};
void done(cql.VoidResultMessage msg) {}
client.execute(query).then(expectAsync(done));
});
});
group("server events:", () {
group("STATUS_CHANGE (V2):", () {
test(
"server2 host up event while server1 suddenly dies; automatically connect to server2",
() {
server2.setReplayList(["set_keyspace_v2.dump"]);
cql.PoolConfiguration poolConfig = new cql.PoolConfiguration(
autoDiscoverNodes: true,
reconnectWaitTime: new Duration(
milliseconds: 0) // Keep reconnect time low for our test
);
client = new cql.Client.fromHostList(
["${SERVER_HOST}:${SERVER_PORT}"],
poolConfig: poolConfig);
void handleResult(cql.ResultMessage message) {
expect(message, new isInstanceOf<cql.SetKeyspaceResultMessage>());
expect((message as cql.SetKeyspaceResultMessage).keyspace,
equals("test"));
}
client.connectionPool
.connect()
// Wait for event registration message to be received and then reply the event message