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acceptance_test.go
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acceptance_test.go
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// Copyright © 2022 Meroxa, Inc. & Yalantis
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package oracle
import (
"crypto/rand"
"encoding/hex"
"fmt"
"hash/fnv"
"os"
"strings"
"sync/atomic"
"testing"
"github.com/conduitio-labs/conduit-connector-oracle/config"
"github.com/conduitio-labs/conduit-connector-oracle/repository"
sdk "github.com/conduitio/conduit-connector-sdk"
"github.com/google/uuid"
"github.com/matryer/is"
)
type driver struct {
sdk.ConfigurableAcceptanceTestDriver
counter int32
}
// GenerateRecord generates a random sdk.Record.
func (d *driver) GenerateRecord(_ *testing.T, operation sdk.Operation) sdk.Record {
atomic.AddInt32(&d.counter, 1)
return sdk.Record{
Position: nil,
Operation: operation,
Metadata: map[string]string{
"oracle.table": strings.ToUpper(d.Config.SourceConfig[config.Table]),
},
Key: sdk.RawData(
fmt.Sprintf(`{"ID":%d}`, d.counter),
),
Payload: sdk.Change{After: sdk.RawData(
fmt.Sprintf(`{"ID":%d,"NAME":"%s"}`, d.counter, uuid.NewString()),
)},
}
}
func TestAcceptance(t *testing.T) {
cfg := prepareConfig(t)
is := is.New(t)
sdk.AcceptanceTest(t, &driver{
ConfigurableAcceptanceTestDriver: sdk.ConfigurableAcceptanceTestDriver{
Config: sdk.ConfigurableAcceptanceTestDriverConfig{
Connector: Connector,
SourceConfig: cfg,
DestinationConfig: cfg,
BeforeTest: func(*testing.T) {
err := createTable(cfg[config.URL], cfg[config.Table])
is.NoErr(err)
},
AfterTest: func(*testing.T) {
err := dropTables(cfg[config.URL], cfg[config.Table])
is.NoErr(err)
},
},
},
})
}
// receives the connection URL from the environment variable
// and prepares configuration map.
func prepareConfig(t *testing.T) map[string]string {
url := os.Getenv("ORACLE_URL")
if url == "" {
t.Skip("ORACLE_URL env var must be set")
return nil
}
return map[string]string{
config.URL: url,
config.Table: fmt.Sprintf("CONDUIT_TEST_%s", randString(6)),
config.KeyColumn: "ID",
config.OrderingColumn: "ID",
}
}
// creates test table.
func createTable(url, table string) error {
repo, err := repository.New(url)
if err != nil {
return fmt.Errorf("init repo: %w", err)
}
defer repo.Close()
_, err = repo.DB.Exec(fmt.Sprintf(`
CREATE TABLE %s (
id NUMBER(38,0),
name VARCHAR2(100)
)`, table))
if err != nil {
return fmt.Errorf("execute create table query: %w", err)
}
return nil
}
// drops test table and tracking test table if exists.
func dropTables(url, table string) error {
repo, err := repository.New(url)
if err != nil {
return fmt.Errorf("init repo: %w", err)
}
defer repo.Close()
_, err = repo.DB.Exec(fmt.Sprintf("DROP TABLE %s", table))
if err != nil {
return fmt.Errorf("execute drop table query: %w", err)
}
h := fnv.New32a()
h.Write([]byte(table))
hash := h.Sum32()
_, err = repo.DB.Exec(fmt.Sprintf(`
DECLARE
tbl_count number;
sql_stmt long;
BEGIN
SELECT COUNT(*) INTO tbl_count
FROM dba_tables
WHERE table_name = 'CONDUIT_TRACKING_%d';
IF(tbl_count <> 0)
THEN
sql_stmt:='DROP TABLE CONDUIT_TRACKING_%d';
EXECUTE IMMEDIATE sql_stmt;
END IF;
END;`, hash, hash))
if err != nil {
return fmt.Errorf("execute drop tracking table query: %w", err)
}
_, err = repo.DB.Exec(fmt.Sprintf(`
DECLARE
tbl_count number;
sql_stmt long;
BEGIN
SELECT COUNT(*) INTO tbl_count
FROM dba_tables
WHERE table_name = 'CONDUIT_SNAPSHOT_%d';
IF(tbl_count <> 0)
THEN
sql_stmt:='DROP SNAPSHOT CONDUIT_SNAPSHOT_%d';
EXECUTE IMMEDIATE sql_stmt;
END IF;
END;`, hash, hash))
if err != nil {
return fmt.Errorf("execute drop snapshot query: %w", err)
}
return nil
}
// generates a random string of length n.
func randString(n int) string {
b := make([]byte, n)
rand.Read(b) //nolint:errcheck // does not actually fail
return strings.ToUpper(hex.EncodeToString(b))
}