81 lines
2.3 KiB
Go
81 lines
2.3 KiB
Go
package db
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import (
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"crypto/rand"
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"fmt"
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"os"
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"testing"
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"github.com/golang-migrate/migrate/v4"
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_ "github.com/golang-migrate/migrate/v4/database/postgres"
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_ "github.com/golang-migrate/migrate/v4/source/file"
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wrapping "github.com/hashicorp/go-kms-wrapping"
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"github.com/hashicorp/go-kms-wrapping/wrappers/aead"
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"github.com/jinzhu/gorm"
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)
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// setup the tests (initialize the database one-time and intialized testDatabaseURL)
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func TestSetup(t *testing.T, migrationsDirectory string) (func() error, *gorm.DB) {
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if _, err := os.Stat(migrationsDirectory); os.IsNotExist(err) {
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t.Fatal("error migrationsDirectory does not exist")
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}
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cleanup := func() error { return nil }
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var url string
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var err error
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cleanup, url, err = initDbInDocker(t, migrationsDirectory)
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if err != nil {
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t.Fatal(err)
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}
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db, err := gorm.Open("postgres", url)
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if err != nil {
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t.Fatal(err)
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}
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return cleanup, db
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}
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// TestWrapper initializes an AEAD wrapping.Wrapper for testing the oplog
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func TestWrapper(t *testing.T) wrapping.Wrapper {
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rootKey := make([]byte, 32)
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n, err := rand.Read(rootKey)
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if err != nil {
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t.Fatal(err)
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}
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if n != 32 {
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t.Fatal(n)
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}
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root := aead.NewWrapper(nil)
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if err := root.SetAESGCMKeyBytes(rootKey); err != nil {
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t.Fatal(err)
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}
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return root
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}
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// initDbInDocker initializes postgres within dockertest for the unit tests
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func initDbInDocker(t *testing.T, migrationsDirectory string) (cleanup func() error, retURL string, err error) {
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if os.Getenv("PG_URL") != "" {
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TestInitStore(t, func() error { return nil }, os.Getenv("PG_URL"), migrationsDirectory)
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return func() error { return nil }, os.Getenv("PG_URL"), nil
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}
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c, url, err := StartDbInDocker()
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if err != nil {
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return func() error { return nil }, "", fmt.Errorf("could not start docker: %w", err)
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}
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TestInitStore(t, c, url, migrationsDirectory)
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return c, url, nil
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}
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// TestInitStore will execute the migrations needed to initialize the store for tests
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func TestInitStore(t *testing.T, cleanup func() error, url string, migrationsDirectory string) {
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// run migrations
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m, err := migrate.New(fmt.Sprintf("file://%s", migrationsDirectory), url)
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if err != nil {
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cleanup()
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t.Fatalf("Error creating migrations: %s", err)
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}
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if err := m.Up(); err != nil && err != migrate.ErrNoChange {
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cleanup()
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t.Fatalf("Error running migrations: %s", err)
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}
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}
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