// pipelineDatabase connects to a Redis database with the given options
// and returns a pipeling and a function for closing. This function
// shall be called with a defer.
func pipelineDatabase(assert audit.Assertion, options ...redis.Option) (*redis.Pipeline, func()) {
// Open and connect database.
options = append(options, redis.Index(testDatabaseIndex, ""))
db, err := redis.Open(options...)
assert.Nil(err)
ppl, err := db.Pipeline()
assert.Nil(err)
// Return pipeline and cleanup function.
return ppl, func() {
db.Close()
}
}
// subscribeDatabase connects to a Redis database with the given options
// and returns a subscription and a function for closing. This function
// shall be called with a defer.
func subscribeDatabase(assert audit.Assertion, options ...redis.Option) (*redis.Subscription, func()) {
// Open and connect database.
options = append(options, redis.Index(testDatabaseIndex, ""))
db, err := redis.Open(options...)
assert.Nil(err)
sub, err := db.Subscription()
assert.Nil(err)
// Return subscription and cleanup function.
return sub, func() {
sub.Close()
db.Close()
}
}
// connectDatabase connects to a Redis database with the given options
// and returns a connection and a function for closing. This function
// shall be called with defer.
func connectDatabase(assert audit.Assertion, options ...redis.Option) (*redis.Connection, func()) {
// Open and connect database.
options = append(options, redis.Index(testDatabaseIndex, ""))
db, err := redis.Open(options...)
assert.Nil(err)
conn, err := db.Connection()
assert.Nil(err)
// Flush all keys to get a clean testing environment.
_, err = conn.Do("flushdb")
assert.Nil(err)
// Return connection and cleanup function.
return conn, func() {
conn.Return()
db.Close()
}
}
func TestOptions(t *testing.T) {
assert := audit.NewTestingAssertion(t, true)
db, err := redis.Open(redis.UnixConnection("", 0), redis.PoolSize(5))
assert.Nil(err)
defer db.Close()
options := db.Options()
assert.Equal(options.Address, "/tmp/redis.sock")
assert.Equal(options.Network, "unix")
assert.Equal(options.Timeout, 30*time.Second)
assert.Equal(options.Index, 0)
assert.Equal(options.Password, "")
assert.Equal(options.PoolSize, 5)
assert.Equal(options.Logging, false)
assert.Equal(options.Monitoring, false)
}
func TestConcurrency(t *testing.T) {
assert := audit.NewTestingAssertion(t, true)
db, err := redis.Open(redis.UnixConnection("", 0), redis.PoolSize(5))
assert.Nil(err)
defer db.Close()
for i := 0; i < 500; i++ {
go func() {
conn, err := db.Connection()
assert.Nil(err)
defer conn.Return()
result, err := conn.Do("ping")
assert.Nil(err)
assertEqualString(assert, result, 0, "+PONG")
time.Sleep(10 * time.Millisecond)
}()
}
}