/
test_starter.go
95 lines (81 loc) · 2.85 KB
/
test_starter.go
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package book_gorm_redis
import (
"context"
goredis "github.com/go-redis/redis"
_ "github.com/go-sql-driver/mysql"
"github.com/merlinapp/datarepo-go"
"github.com/merlinapp/datarepo-go/cachestore/redis"
"github.com/merlinapp/datarepo-go/cachestore/stats"
"github.com/merlinapp/datarepo-go/integration_tests"
"github.com/merlinapp/datarepo-go/integration_tests/book_gorm_redis/testdomain"
"github.com/merlinapp/datarepo-go/integration_tests/model"
"github.com/merlinapp/datarepo-go/repo/gorm"
statsrepo "github.com/merlinapp/datarepo-go/repo/stats"
"log"
"os"
"strconv"
"time"
)
var testInstance *testdomain.SystemInstance
func startSystemForIntegrationTests() *testdomain.SystemInstance {
if testInstance != nil {
return testInstance
}
db := integration_tests.TestConnectionFactory()
db.LogMode(true)
database, err := strconv.Atoi(os.Getenv("REDIS_DATABASE"))
if err != nil {
log.Println("Couldn't parse the redis database number: ", os.Getenv("REDIS_DATABASE"))
panic(err)
}
redisClient := goredis.NewClient(&goredis.Options{
Addr: os.Getenv("REDIS_HOST"),
Password: os.Getenv("REDIS_PASSWORD"),
DB: database,
})
cacheStore := redis.NewRedisCacheStore(redisClient)
statsCacheStore := stats.NewStatsCacheStore(cacheStore)
gormUniqueKeyDataFetcher := gorm.NewUniqueKeyDataFetcher(db, &model.Book{})
gormNonUniqueKeyDataFetcher := gorm.NewNonUniqueKeyDataFetcher(db, &model.Book{})
gormDataWriter := gorm.NewDataWriter(db, &model.Book{})
statsUniqueKeyDataFetcher := statsrepo.NewStatsDataFetcher(gormUniqueKeyDataFetcher)
statsNonUniqueKeyDataFetcher := statsrepo.NewStatsDataFetcher(gormNonUniqueKeyDataFetcher)
statsDataWriter := statsrepo.NewStatsDataWriter(gormDataWriter)
builder := datarepo.CachedRepositoryBuilder(&model.Book{}).
WithUniqueKeyDataFetcher(statsUniqueKeyDataFetcher).
WithNonUniqueKeyDataFetcher(statsNonUniqueKeyDataFetcher).
WithDataWriter(statsDataWriter).
WithUniqueKeyCache(idCache, statsCacheStore).
WithNonUniqueKeyCache(authorIdCache, statsCacheStore)
repo := builder.BuildCachedRepository()
testInstance = &testdomain.SystemInstance{
Ctx: context.Background(),
DB: db,
BookCacheStore: statsCacheStore,
BookRepo: repo,
UniqueKeyDataFetcher: statsUniqueKeyDataFetcher,
NonUniqueKeyDataFetcher: statsNonUniqueKeyDataFetcher,
}
return testInstance
}
func prepareTestDB() {
testInstance.DB.Delete(&model.Book{})
}
func rollbackTestDb() {
testInstance.DB.Close()
testInstance = nil
}
var (
idCache = datarepo.UniqueKeyCacheDefinition{
KeyPrefix: "b:",
KeyFieldName: "ID",
Expiration: 12 * time.Hour,
}
authorIdCache = datarepo.NonUniqueKeyCacheDefinition{
KeyPrefix: "a:",
KeyFieldName: "AuthorID",
SubKeyFieldName: "ID",
Expiration: 12 * time.Hour,
CacheEmptyResults: true,
}
)