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cassandra_test.go
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cassandra_test.go
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// +build all integration
package gocql
import (
"bytes"
"context"
"errors"
"fmt"
"io"
"math"
"math/big"
"net"
"reflect"
"strconv"
"strings"
"sync"
"testing"
"time"
"unicode"
"gopkg.in/inf.v0"
)
// TestAuthentication verifies that gocql will work with a host configured to only accept authenticated connections
func TestAuthentication(t *testing.T) {
if *flagProto < 2 {
t.Skip("Authentication is not supported with protocol < 2")
}
if !*flagRunAuthTest {
t.Skip("Authentication is not configured in the target cluster")
}
cluster := createCluster()
cluster.Authenticator = PasswordAuthenticator{
Username: "cassandra",
Password: "cassandra",
}
session, err := cluster.CreateSession()
if err != nil {
t.Fatalf("Authentication error: %s", err)
}
session.Close()
}
//TestRingDiscovery makes sure that you can autodiscover other cluster members when you seed a cluster config with just one node
func TestRingDiscovery(t *testing.T) {
cluster := createCluster()
cluster.Hosts = clusterHosts[:1]
session := createSessionFromCluster(cluster, t)
defer session.Close()
if *clusterSize > 1 {
// wait for autodiscovery to update the pool with the list of known hosts
time.Sleep(*flagAutoWait)
}
session.pool.mu.RLock()
defer session.pool.mu.RUnlock()
size := len(session.pool.hostConnPools)
if *clusterSize != size {
for p, pool := range session.pool.hostConnPools {
t.Logf("p=%q host=%v ips=%s", p, pool.host, pool.host.ConnectAddress().String())
}
t.Errorf("Expected a cluster size of %d, but actual size was %d", *clusterSize, size)
}
}
func TestEmptyHosts(t *testing.T) {
cluster := createCluster()
cluster.Hosts = nil
if session, err := cluster.CreateSession(); err == nil {
session.Close()
t.Error("expected err, got nil")
}
}
func TestInvalidPeerEntry(t *testing.T) {
t.Skip("dont mutate system tables, rewrite this to test what we mean to test")
session := createSession(t)
// rack, release_version, schema_version, tokens are all null
query := session.Query("INSERT into system.peers (peer, data_center, host_id, rpc_address) VALUES (?, ?, ?, ?)",
"169.254.235.45",
"datacenter1",
"35c0ec48-5109-40fd-9281-9e9d4add2f1e",
"169.254.235.45",
)
if err := query.Exec(); err != nil {
t.Fatal(err)
}
session.Close()
cluster := createCluster()
cluster.PoolConfig.HostSelectionPolicy = TokenAwareHostPolicy(RoundRobinHostPolicy())
session = createSessionFromCluster(cluster, t)
defer func() {
session.Query("DELETE from system.peers where peer = ?", "169.254.235.45").Exec()
session.Close()
}()
// check we can perform a query
iter := session.Query("select peer from system.peers").Iter()
var peer string
for iter.Scan(&peer) {
}
if err := iter.Close(); err != nil {
t.Fatal(err)
}
}
//TestUseStatementError checks to make sure the correct error is returned when the user tries to execute a use statement.
func TestUseStatementError(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := session.Query("USE gocql_test").Exec(); err != nil {
if err != ErrUseStmt {
t.Fatalf("expected ErrUseStmt, got " + err.Error())
}
} else {
t.Fatal("expected err, got nil.")
}
}
//TestInvalidKeyspace checks that an invalid keyspace will return promptly and without a flood of connections
func TestInvalidKeyspace(t *testing.T) {
cluster := createCluster()
cluster.Keyspace = "invalidKeyspace"
session, err := cluster.CreateSession()
if err != nil {
if err != ErrNoConnectionsStarted {
t.Fatalf("Expected ErrNoConnections but got %v", err)
}
} else {
session.Close() //Clean up the session
t.Fatal("expected err, got nil.")
}
}
func TestTracing(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := createTable(session, `CREATE TABLE gocql_test.trace (id int primary key)`); err != nil {
t.Fatal("create:", err)
}
buf := &bytes.Buffer{}
trace := NewTraceWriter(session, buf)
if err := session.Query(`INSERT INTO trace (id) VALUES (?)`, 42).Trace(trace).Exec(); err != nil {
t.Fatal("insert:", err)
} else if buf.Len() == 0 {
t.Fatal("insert: failed to obtain any tracing")
}
buf.Reset()
var value int
if err := session.Query(`SELECT id FROM trace WHERE id = ?`, 42).Trace(trace).Scan(&value); err != nil {
t.Fatal("select:", err)
} else if value != 42 {
t.Fatalf("value: expected %d, got %d", 42, value)
} else if buf.Len() == 0 {
t.Fatal("select: failed to obtain any tracing")
}
// also works from session tracer
session.SetTrace(trace)
buf.Reset()
if err := session.Query(`SELECT id FROM trace WHERE id = ?`, 42).Scan(&value); err != nil {
t.Fatal("select:", err)
}
if buf.Len() == 0 {
t.Fatal("select: failed to obtain any tracing")
}
}
func TestObserve(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := createTable(session, `CREATE TABLE gocql_test.observe (id int primary key)`); err != nil {
t.Fatal("create:", err)
}
var (
observedErr error
observedKeyspace string
observedStmt string
)
const keyspace = "gocql_test"
resetObserved := func() {
observedErr = errors.New("placeholder only") // used to distinguish err=nil cases
observedKeyspace = ""
observedStmt = ""
}
observer := funcQueryObserver(func(ctx context.Context, o ObservedQuery) {
observedKeyspace = o.Keyspace
observedStmt = o.Statement
observedErr = o.Err
})
// select before inserted, will error but the reporting is err=nil as the query is valid
resetObserved()
var value int
if err := session.Query(`SELECT id FROM observe WHERE id = ?`, 43).Observer(observer).Scan(&value); err == nil {
t.Fatal("select: expected error")
} else if observedErr != nil {
t.Fatalf("select: observed error expected nil, got %q", observedErr)
} else if observedKeyspace != keyspace {
t.Fatal("select: unexpected observed keyspace", observedKeyspace)
} else if observedStmt != `SELECT id FROM observe WHERE id = ?` {
t.Fatal("select: unexpected observed stmt", observedStmt)
}
resetObserved()
if err := session.Query(`INSERT INTO observe (id) VALUES (?)`, 42).Observer(observer).Exec(); err != nil {
t.Fatal("insert:", err)
} else if observedErr != nil {
t.Fatal("insert:", observedErr)
} else if observedKeyspace != keyspace {
t.Fatal("insert: unexpected observed keyspace", observedKeyspace)
} else if observedStmt != `INSERT INTO observe (id) VALUES (?)` {
t.Fatal("insert: unexpected observed stmt", observedStmt)
}
resetObserved()
value = 0
if err := session.Query(`SELECT id FROM observe WHERE id = ?`, 42).Observer(observer).Scan(&value); err != nil {
t.Fatal("select:", err)
} else if value != 42 {
t.Fatalf("value: expected %d, got %d", 42, value)
} else if observedErr != nil {
t.Fatal("select:", observedErr)
} else if observedKeyspace != keyspace {
t.Fatal("select: unexpected observed keyspace", observedKeyspace)
} else if observedStmt != `SELECT id FROM observe WHERE id = ?` {
t.Fatal("select: unexpected observed stmt", observedStmt)
}
// also works from session observer
resetObserved()
oSession := createSession(t, func(config *ClusterConfig) { config.QueryObserver = observer })
if err := oSession.Query(`SELECT id FROM observe WHERE id = ?`, 42).Scan(&value); err != nil {
t.Fatal("select:", err)
} else if observedErr != nil {
t.Fatal("select:", err)
} else if observedKeyspace != keyspace {
t.Fatal("select: unexpected observed keyspace", observedKeyspace)
} else if observedStmt != `SELECT id FROM observe WHERE id = ?` {
t.Fatal("select: unexpected observed stmt", observedStmt)
}
// reports errors when the query is poorly formed
resetObserved()
value = 0
if err := session.Query(`SELECT id FROM unknown_table WHERE id = ?`, 42).Observer(observer).Scan(&value); err == nil {
t.Fatal("select: expecting error")
} else if observedErr == nil {
t.Fatal("select: expecting observed error")
} else if observedKeyspace != keyspace {
t.Fatal("select: unexpected observed keyspace", observedKeyspace)
} else if observedStmt != `SELECT id FROM unknown_table WHERE id = ?` {
t.Fatal("select: unexpected observed stmt", observedStmt)
}
}
func TestObserve_Pagination(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := createTable(session, `CREATE TABLE gocql_test.observe2 (id int, PRIMARY KEY (id))`); err != nil {
t.Fatal("create:", err)
}
var observedRows int
resetObserved := func() {
observedRows = -1
}
observer := funcQueryObserver(func(ctx context.Context, o ObservedQuery) {
observedRows = o.Rows
})
// insert 100 entries, relevant for pagination
for i := 0; i < 50; i++ {
if err := session.Query(`INSERT INTO observe2 (id) VALUES (?)`, i).Exec(); err != nil {
t.Fatal("insert:", err)
}
}
resetObserved()
// read the 100 entries in paginated entries of size 10. Expecting 5 observations, each with 10 rows
scanner := session.Query(`SELECT id FROM observe2 LIMIT 100`).
Observer(observer).
PageSize(10).
Iter().Scanner()
for i := 0; i < 50; i++ {
if !scanner.Next() {
t.Fatalf("next: should still be true: %d", i)
}
if i%10 == 0 {
if observedRows != 10 {
t.Fatalf("next: expecting a paginated query with 10 entries, got: %d (%d)", observedRows, i)
}
} else if observedRows != -1 {
t.Fatalf("next: not expecting paginated query (-1 entries), got: %d", observedRows)
}
resetObserved()
}
if scanner.Next() {
t.Fatal("next: no more entries where expected")
}
}
func TestPaging(t *testing.T) {
session := createSession(t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("Paging not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, "CREATE TABLE gocql_test.paging (id int primary key)"); err != nil {
t.Fatal("create table:", err)
}
for i := 0; i < 100; i++ {
if err := session.Query("INSERT INTO paging (id) VALUES (?)", i).Exec(); err != nil {
t.Fatal("insert:", err)
}
}
iter := session.Query("SELECT id FROM paging").PageSize(10).Iter()
var id int
count := 0
for iter.Scan(&id) {
count++
}
if err := iter.Close(); err != nil {
t.Fatal("close:", err)
}
if count != 100 {
t.Fatalf("expected %d, got %d", 100, count)
}
}
func TestCAS(t *testing.T) {
cluster := createCluster()
cluster.SerialConsistency = LocalSerial
session := createSessionFromCluster(cluster, t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("lightweight transactions not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, `CREATE TABLE gocql_test.cas_table (
title varchar,
revid timeuuid,
last_modified timestamp,
PRIMARY KEY (title, revid)
)`); err != nil {
t.Fatal("create:", err)
}
title, revid, modified := "baz", TimeUUID(), time.Now()
var titleCAS string
var revidCAS UUID
var modifiedCAS time.Time
if applied, err := session.Query(`INSERT INTO cas_table (title, revid, last_modified)
VALUES (?, ?, ?) IF NOT EXISTS`,
title, revid, modified).ScanCAS(&titleCAS, &revidCAS, &modifiedCAS); err != nil {
t.Fatal("insert:", err)
} else if !applied {
t.Fatal("insert should have been applied")
}
if applied, err := session.Query(`INSERT INTO cas_table (title, revid, last_modified)
VALUES (?, ?, ?) IF NOT EXISTS`,
title, revid, modified).ScanCAS(&titleCAS, &revidCAS, &modifiedCAS); err != nil {
t.Fatal("insert:", err)
} else if applied {
t.Fatal("insert should not have been applied")
} else if title != titleCAS || revid != revidCAS {
t.Fatalf("expected %s/%v/%v but got %s/%v/%v", title, revid, modified, titleCAS, revidCAS, modifiedCAS)
}
tenSecondsLater := modified.Add(10 * time.Second)
if applied, err := session.Query(`DELETE FROM cas_table WHERE title = ? and revid = ? IF last_modified = ?`,
title, revid, tenSecondsLater).ScanCAS(&modifiedCAS); err != nil {
t.Fatal("delete:", err)
} else if applied {
t.Fatal("delete should have not been applied")
}
if modifiedCAS.Unix() != tenSecondsLater.Add(-10*time.Second).Unix() {
t.Fatalf("Was expecting modified CAS to be %v; but was one second later", modifiedCAS.UTC())
}
if _, err := session.Query(`DELETE FROM cas_table WHERE title = ? and revid = ? IF last_modified = ?`,
title, revid, tenSecondsLater).ScanCAS(); !strings.HasPrefix(err.Error(), "gocql: not enough columns to scan into") {
t.Fatalf("delete: was expecting count mismatch error but got: %q", err.Error())
}
if applied, err := session.Query(`DELETE FROM cas_table WHERE title = ? and revid = ? IF last_modified = ?`,
title, revid, modified).ScanCAS(&modifiedCAS); err != nil {
t.Fatal("delete:", err)
} else if !applied {
t.Fatal("delete should have been applied")
}
if err := session.Query(`TRUNCATE cas_table`).Exec(); err != nil {
t.Fatal("truncate:", err)
}
successBatch := session.NewBatch(LoggedBatch)
successBatch.Query("INSERT INTO cas_table (title, revid, last_modified) VALUES (?, ?, ?) IF NOT EXISTS", title, revid, modified)
if applied, _, err := session.ExecuteBatchCAS(successBatch, &titleCAS, &revidCAS, &modifiedCAS); err != nil {
t.Fatal("insert:", err)
} else if !applied {
t.Fatalf("insert should have been applied: title=%v revID=%v modified=%v", titleCAS, revidCAS, modifiedCAS)
}
successBatch = session.NewBatch(LoggedBatch)
successBatch.Query("INSERT INTO cas_table (title, revid, last_modified) VALUES (?, ?, ?) IF NOT EXISTS", title+"_foo", revid, modified)
casMap := make(map[string]interface{})
if applied, _, err := session.MapExecuteBatchCAS(successBatch, casMap); err != nil {
t.Fatal("insert:", err)
} else if !applied {
t.Fatal("insert should have been applied")
}
failBatch := session.NewBatch(LoggedBatch)
failBatch.Query("INSERT INTO cas_table (title, revid, last_modified) VALUES (?, ?, ?) IF NOT EXISTS", title, revid, modified)
if applied, _, err := session.ExecuteBatchCAS(successBatch, &titleCAS, &revidCAS, &modifiedCAS); err != nil {
t.Fatal("insert:", err)
} else if applied {
t.Fatalf("insert should have been applied: title=%v revID=%v modified=%v", titleCAS, revidCAS, modifiedCAS)
}
insertBatch := session.NewBatch(LoggedBatch)
insertBatch.Query("INSERT INTO cas_table (title, revid, last_modified) VALUES ('_foo', 2c3af400-73a4-11e5-9381-29463d90c3f0, DATEOF(NOW()))")
insertBatch.Query("INSERT INTO cas_table (title, revid, last_modified) VALUES ('_foo', 3e4ad2f1-73a4-11e5-9381-29463d90c3f0, DATEOF(NOW()))")
if err := session.ExecuteBatch(insertBatch); err != nil {
t.Fatal("insert:", err)
}
failBatch = session.NewBatch(LoggedBatch)
failBatch.Query("UPDATE cas_table SET last_modified = DATEOF(NOW()) WHERE title='_foo' AND revid=2c3af400-73a4-11e5-9381-29463d90c3f0 IF last_modified=DATEOF(NOW());")
failBatch.Query("UPDATE cas_table SET last_modified = DATEOF(NOW()) WHERE title='_foo' AND revid=3e4ad2f1-73a4-11e5-9381-29463d90c3f0 IF last_modified=DATEOF(NOW());")
if applied, iter, err := session.ExecuteBatchCAS(failBatch, &titleCAS, &revidCAS, &modifiedCAS); err != nil {
t.Fatal("insert:", err)
} else if applied {
t.Fatalf("insert should have been applied: title=%v revID=%v modified=%v", titleCAS, revidCAS, modifiedCAS)
} else {
if scan := iter.Scan(&applied, &titleCAS, &revidCAS, &modifiedCAS); scan && applied {
t.Fatalf("insert should have been applied: title=%v revID=%v modified=%v", titleCAS, revidCAS, modifiedCAS)
} else if !scan {
t.Fatal("should have scanned another row")
}
if err := iter.Close(); err != nil {
t.Fatal("scan:", err)
}
}
}
func TestMapScanCAS(t *testing.T) {
session := createSession(t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("lightweight transactions not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, `CREATE TABLE gocql_test.cas_table2 (
title varchar,
revid timeuuid,
last_modified timestamp,
deleted boolean,
PRIMARY KEY (title, revid)
)`); err != nil {
t.Fatal("create:", err)
}
title, revid, modified, deleted := "baz", TimeUUID(), time.Now(), false
mapCAS := map[string]interface{}{}
if applied, err := session.Query(`INSERT INTO cas_table2 (title, revid, last_modified, deleted)
VALUES (?, ?, ?, ?) IF NOT EXISTS`,
title, revid, modified, deleted).MapScanCAS(mapCAS); err != nil {
t.Fatal("insert:", err)
} else if !applied {
t.Fatalf("insert should have been applied: title=%v revID=%v modified=%v", title, revid, modified)
}
mapCAS = map[string]interface{}{}
if applied, err := session.Query(`INSERT INTO cas_table2 (title, revid, last_modified, deleted)
VALUES (?, ?, ?, ?) IF NOT EXISTS`,
title, revid, modified, deleted).MapScanCAS(mapCAS); err != nil {
t.Fatal("insert:", err)
} else if applied {
t.Fatalf("insert should have been applied: title=%v revID=%v modified=%v", title, revid, modified)
} else if title != mapCAS["title"] || revid != mapCAS["revid"] || deleted != mapCAS["deleted"] {
t.Fatalf("expected %s/%v/%v/%v but got %s/%v/%v%v", title, revid, modified, false, mapCAS["title"], mapCAS["revid"], mapCAS["last_modified"], mapCAS["deleted"])
}
}
func TestBatch(t *testing.T) {
session := createSession(t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("atomic batches not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, `CREATE TABLE gocql_test.batch_table (id int primary key)`); err != nil {
t.Fatal("create table:", err)
}
batch := NewBatch(LoggedBatch)
for i := 0; i < 100; i++ {
batch.Query(`INSERT INTO batch_table (id) VALUES (?)`, i)
}
if err := session.ExecuteBatch(batch); err != nil {
t.Fatal("execute batch:", err)
}
count := 0
if err := session.Query(`SELECT COUNT(*) FROM batch_table`).Scan(&count); err != nil {
t.Fatal("select count:", err)
} else if count != 100 {
t.Fatalf("count: expected %d, got %d\n", 100, count)
}
}
func TestUnpreparedBatch(t *testing.T) {
t.Skip("FLAKE skipping")
session := createSession(t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("atomic batches not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, `CREATE TABLE gocql_test.batch_unprepared (id int primary key, c counter)`); err != nil {
t.Fatal("create table:", err)
}
var batch *Batch
if session.cfg.ProtoVersion == 2 {
batch = NewBatch(CounterBatch)
} else {
batch = NewBatch(UnloggedBatch)
}
for i := 0; i < 100; i++ {
batch.Query(`UPDATE batch_unprepared SET c = c + 1 WHERE id = 1`)
}
if err := session.ExecuteBatch(batch); err != nil {
t.Fatal("execute batch:", err)
}
count := 0
if err := session.Query(`SELECT COUNT(*) FROM batch_unprepared`).Scan(&count); err != nil {
t.Fatal("select count:", err)
} else if count != 1 {
t.Fatalf("count: expected %d, got %d\n", 100, count)
}
if err := session.Query(`SELECT c FROM batch_unprepared`).Scan(&count); err != nil {
t.Fatal("select count:", err)
} else if count != 100 {
t.Fatalf("count: expected %d, got %d\n", 100, count)
}
}
// TestBatchLimit tests gocql to make sure batch operations larger than the maximum
// statement limit are not submitted to a cassandra node.
func TestBatchLimit(t *testing.T) {
session := createSession(t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("atomic batches not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, `CREATE TABLE gocql_test.batch_table2 (id int primary key)`); err != nil {
t.Fatal("create table:", err)
}
batch := NewBatch(LoggedBatch)
for i := 0; i < 65537; i++ {
batch.Query(`INSERT INTO batch_table2 (id) VALUES (?)`, i)
}
if err := session.ExecuteBatch(batch); err != ErrTooManyStmts {
t.Fatal("gocql attempted to execute a batch larger than the support limit of statements.")
}
}
func TestWhereIn(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := createTable(session, `CREATE TABLE gocql_test.where_in_table (id int, cluster int, primary key (id,cluster))`); err != nil {
t.Fatal("create table:", err)
}
if err := session.Query("INSERT INTO where_in_table (id, cluster) VALUES (?,?)", 100, 200).Exec(); err != nil {
t.Fatal("insert:", err)
}
iter := session.Query("SELECT * FROM where_in_table WHERE id = ? AND cluster IN (?)", 100, 200).Iter()
var id, cluster int
count := 0
for iter.Scan(&id, &cluster) {
count++
}
if id != 100 || cluster != 200 {
t.Fatalf("Was expecting id and cluster to be (100,200) but were (%d,%d)", id, cluster)
}
}
// TestTooManyQueryArgs tests to make sure the library correctly handles the application level bug
// whereby too many query arguments are passed to a query
func TestTooManyQueryArgs(t *testing.T) {
session := createSession(t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("atomic batches not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, `CREATE TABLE gocql_test.too_many_query_args (id int primary key, value int)`); err != nil {
t.Fatal("create table:", err)
}
_, err := session.Query(`SELECT * FROM too_many_query_args WHERE id = ?`, 1, 2).Iter().SliceMap()
if err == nil {
t.Fatal("'`SELECT * FROM too_many_query_args WHERE id = ?`, 1, 2' should return an error")
}
batch := session.NewBatch(UnloggedBatch)
batch.Query("INSERT INTO too_many_query_args (id, value) VALUES (?, ?)", 1, 2, 3)
err = session.ExecuteBatch(batch)
if err == nil {
t.Fatal("'`INSERT INTO too_many_query_args (id, value) VALUES (?, ?)`, 1, 2, 3' should return an error")
}
// TODO: should indicate via an error code that it is an invalid arg?
}
// TestNotEnoughQueryArgs tests to make sure the library correctly handles the application level bug
// whereby not enough query arguments are passed to a query
func TestNotEnoughQueryArgs(t *testing.T) {
session := createSession(t)
defer session.Close()
if session.cfg.ProtoVersion == 1 {
t.Skip("atomic batches not supported. Please use Cassandra >= 2.0")
}
if err := createTable(session, `CREATE TABLE gocql_test.not_enough_query_args (id int, cluster int, value int, primary key (id, cluster))`); err != nil {
t.Fatal("create table:", err)
}
_, err := session.Query(`SELECT * FROM not_enough_query_args WHERE id = ? and cluster = ?`, 1).Iter().SliceMap()
if err == nil {
t.Fatal("'`SELECT * FROM not_enough_query_args WHERE id = ? and cluster = ?`, 1' should return an error")
}
batch := session.NewBatch(UnloggedBatch)
batch.Query("INSERT INTO not_enough_query_args (id, cluster, value) VALUES (?, ?, ?)", 1, 2)
err = session.ExecuteBatch(batch)
if err == nil {
t.Fatal("'`INSERT INTO not_enough_query_args (id, cluster, value) VALUES (?, ?, ?)`, 1, 2' should return an error")
}
}
// TestCreateSessionTimeout tests to make sure the CreateSession function timeouts out correctly
// and prevents an infinite loop of connection retries.
func TestCreateSessionTimeout(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
go func() {
select {
case <-time.After(2 * time.Second):
t.Error("no startup timeout")
case <-ctx.Done():
}
}()
cluster := createCluster()
cluster.Hosts = []string{"127.0.0.1:1"}
session, err := cluster.CreateSession()
if err == nil {
session.Close()
t.Fatal("expected ErrNoConnectionsStarted, but no error was returned.")
}
}
func TestReconnection(t *testing.T) {
cluster := createCluster()
cluster.ReconnectInterval = 1 * time.Second
session := createSessionFromCluster(cluster, t)
defer session.Close()
h := session.ring.allHosts()[0]
session.handleNodeDown(h.ConnectAddress(), h.Port())
if h.State() != NodeDown {
t.Fatal("Host should be NodeDown but not.")
}
time.Sleep(cluster.ReconnectInterval + h.Version().nodeUpDelay() + 1*time.Second)
if h.State() != NodeUp {
t.Fatal("Host should be NodeUp but not. Failed to reconnect.")
}
}
type FullName struct {
FirstName string
LastName string
}
func (n FullName) MarshalCQL(info TypeInfo) ([]byte, error) {
return []byte(n.FirstName + " " + n.LastName), nil
}
func (n *FullName) UnmarshalCQL(info TypeInfo, data []byte) error {
t := strings.SplitN(string(data), " ", 2)
n.FirstName, n.LastName = t[0], t[1]
return nil
}
func TestMapScanWithRefMap(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := createTable(session, `CREATE TABLE gocql_test.scan_map_ref_table (
testtext text PRIMARY KEY,
testfullname text,
testint int,
)`); err != nil {
t.Fatal("create table:", err)
}
m := make(map[string]interface{})
m["testtext"] = "testtext"
m["testfullname"] = FullName{"John", "Doe"}
m["testint"] = 100
if err := session.Query(`INSERT INTO scan_map_ref_table (testtext, testfullname, testint) values (?,?,?)`,
m["testtext"], m["testfullname"], m["testint"]).Exec(); err != nil {
t.Fatal("insert:", err)
}
var testText string
var testFullName FullName
ret := map[string]interface{}{
"testtext": &testText,
"testfullname": &testFullName,
// testint is not set here.
}
iter := session.Query(`SELECT * FROM scan_map_ref_table`).Iter()
if ok := iter.MapScan(ret); !ok {
t.Fatal("select:", iter.Close())
} else {
if ret["testtext"] != "testtext" {
t.Fatal("returned testtext did not match")
}
f := ret["testfullname"].(FullName)
if f.FirstName != "John" || f.LastName != "Doe" {
t.Fatal("returned testfullname did not match")
}
if ret["testint"] != 100 {
t.Fatal("returned testinit did not match")
}
}
if testText != "testtext" {
t.Fatal("returned testtext did not match")
}
if testFullName.FirstName != "John" || testFullName.LastName != "Doe" {
t.Fatal("returned testfullname did not match")
}
// using MapScan to read a nil int value
intp := new(int64)
ret = map[string]interface{}{
"testint": &intp,
}
if err := session.Query("INSERT INTO scan_map_ref_table(testtext, testint) VALUES(?, ?)", "null-int", nil).Exec(); err != nil {
t.Fatal(err)
}
err := session.Query(`SELECT testint FROM scan_map_ref_table WHERE testtext = ?`, "null-int").MapScan(ret)
if err != nil {
t.Fatal(err)
} else if v := ret["testint"].(*int64); v != nil {
t.Fatalf("testint should be nil got %+#v", v)
}
}
func TestMapScan(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := createTable(session, `CREATE TABLE gocql_test.scan_map_table (
fullname text PRIMARY KEY,
age int,
address inet,
)`); err != nil {
t.Fatal("create table:", err)
}
if err := session.Query(`INSERT INTO scan_map_table (fullname, age, address) values (?,?,?)`,
"Grace Hopper", 31, net.ParseIP("10.0.0.1")).Exec(); err != nil {
t.Fatal("insert:", err)
}
if err := session.Query(`INSERT INTO scan_map_table (fullname, age, address) values (?,?,?)`,
"Ada Lovelace", 30, net.ParseIP("10.0.0.2")).Exec(); err != nil {
t.Fatal("insert:", err)
}
iter := session.Query(`SELECT * FROM scan_map_table`).Iter()
// First iteration
row := make(map[string]interface{})
if !iter.MapScan(row) {
t.Fatal("select:", iter.Close())
}
assertEqual(t, "fullname", "Ada Lovelace", row["fullname"])
assertEqual(t, "age", 30, row["age"])
assertEqual(t, "address", "10.0.0.2", row["address"])
// Second iteration using a new map
row = make(map[string]interface{})
if !iter.MapScan(row) {
t.Fatal("select:", iter.Close())
}
assertEqual(t, "fullname", "Grace Hopper", row["fullname"])
assertEqual(t, "age", 31, row["age"])
assertEqual(t, "address", "10.0.0.1", row["address"])
}
func TestSliceMap(t *testing.T) {
session := createSession(t)
defer session.Close()
if err := createTable(session, `CREATE TABLE gocql_test.slice_map_table (
testuuid timeuuid PRIMARY KEY,
testtimestamp timestamp,
testvarchar varchar,
testbigint bigint,
testblob blob,
testbool boolean,
testfloat float,
testdouble double,
testint int,
testdecimal decimal,
testlist list<text>,
testset set<int>,
testmap map<varchar, varchar>,
testvarint varint,
testinet inet
)`); err != nil {
t.Fatal("create table:", err)
}
m := make(map[string]interface{})
bigInt := new(big.Int)
if _, ok := bigInt.SetString("830169365738487321165427203929228", 10); !ok {
t.Fatal("Failed setting bigint by string")
}
m["testuuid"] = TimeUUID()
m["testvarchar"] = "Test VarChar"
m["testbigint"] = time.Now().Unix()
m["testtimestamp"] = time.Now().Truncate(time.Millisecond).UTC()
m["testblob"] = []byte("test blob")
m["testbool"] = true
m["testfloat"] = float32(4.564)
m["testdouble"] = float64(4.815162342)
m["testint"] = 2343
m["testdecimal"] = inf.NewDec(100, 0)
m["testlist"] = []string{"quux", "foo", "bar", "baz", "quux"}
m["testset"] = []int{1, 2, 3, 4, 5, 6, 7, 8, 9}
m["testmap"] = map[string]string{"field1": "val1", "field2": "val2", "field3": "val3"}
m["testvarint"] = bigInt
m["testinet"] = "213.212.2.19"
sliceMap := []map[string]interface{}{m}
if err := session.Query(`INSERT INTO slice_map_table (testuuid, testtimestamp, testvarchar, testbigint, testblob, testbool, testfloat, testdouble, testint, testdecimal, testlist, testset, testmap, testvarint, testinet) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
m["testuuid"], m["testtimestamp"], m["testvarchar"], m["testbigint"], m["testblob"], m["testbool"], m["testfloat"], m["testdouble"], m["testint"], m["testdecimal"], m["testlist"], m["testset"], m["testmap"], m["testvarint"], m["testinet"]).Exec(); err != nil {
t.Fatal("insert:", err)
}
if returned, retErr := session.Query(`SELECT * FROM slice_map_table`).Iter().SliceMap(); retErr != nil {
t.Fatal("select:", retErr)
} else {
matchSliceMap(t, sliceMap, returned[0])
}
// Test for Iter.MapScan()
{
testMap := make(map[string]interface{})
if !session.Query(`SELECT * FROM slice_map_table`).Iter().MapScan(testMap) {
t.Fatal("MapScan failed to work with one row")
}
matchSliceMap(t, sliceMap, testMap)
}
// Test for Query.MapScan()
{
testMap := make(map[string]interface{})
if session.Query(`SELECT * FROM slice_map_table`).MapScan(testMap) != nil {
t.Fatal("MapScan failed to work with one row")
}
matchSliceMap(t, sliceMap, testMap)
}
}
func matchSliceMap(t *testing.T, sliceMap []map[string]interface{}, testMap map[string]interface{}) {
if sliceMap[0]["testuuid"] != testMap["testuuid"] {
t.Fatal("returned testuuid did not match")
}
if sliceMap[0]["testtimestamp"] != testMap["testtimestamp"] {
t.Fatal("returned testtimestamp did not match")
}
if sliceMap[0]["testvarchar"] != testMap["testvarchar"] {
t.Fatal("returned testvarchar did not match")
}
if sliceMap[0]["testbigint"] != testMap["testbigint"] {
t.Fatal("returned testbigint did not match")
}
if !reflect.DeepEqual(sliceMap[0]["testblob"], testMap["testblob"]) {
t.Fatal("returned testblob did not match")
}
if sliceMap[0]["testbool"] != testMap["testbool"] {
t.Fatal("returned testbool did not match")
}
if sliceMap[0]["testfloat"] != testMap["testfloat"] {
t.Fatal("returned testfloat did not match")
}
if sliceMap[0]["testdouble"] != testMap["testdouble"] {
t.Fatal("returned testdouble did not match")
}
if sliceMap[0]["testinet"] != testMap["testinet"] {
t.Fatal("returned testinet did not match")
}
expectedDecimal := sliceMap[0]["testdecimal"].(*inf.Dec)
returnedDecimal := testMap["testdecimal"].(*inf.Dec)
if expectedDecimal.Cmp(returnedDecimal) != 0 {
t.Fatal("returned testdecimal did not match")
}
if !reflect.DeepEqual(sliceMap[0]["testlist"], testMap["testlist"]) {
t.Fatal("returned testlist did not match")
}
if !reflect.DeepEqual(sliceMap[0]["testset"], testMap["testset"]) {
t.Fatal("returned testset did not match")
}
if !reflect.DeepEqual(sliceMap[0]["testmap"], testMap["testmap"]) {
t.Fatal("returned testmap did not match")
}
if sliceMap[0]["testint"] != testMap["testint"] {
t.Fatal("returned testint did not match")
}
}
func TestSmallInt(t *testing.T) {
session := createSession(t)
defer session.Close()