Start adding pre-2021 testing

cmd/gochan-migration/internal/pre2021/sqlite3_test.go

@@ -0,0 +1,54 @@
+package pre2021
+
+import (
+	"path"
+	"testing"
+
+	"github.com/gochan-org/gochan/cmd/gochan-migration/internal/common"
+	"github.com/gochan-org/gochan/pkg/config"
+	"github.com/gochan-org/gochan/pkg/gcsql"
+	"github.com/gochan-org/gochan/pkg/gcutil/testutil"
+	"github.com/stretchr/testify/assert"
+)
+
+const (
+	sqlite3DBPath = "tools/gochan-pre2021.sqlite3db" // relative to gochan project root
+)
+
+func TestMigrateToNewDB(t *testing.T) {
+	dir, err := testutil.GoToGochanRoot(t)
+	if !assert.NoError(t, err) {
+		return
+	}
+	if !assert.NoError(t, common.InitTestMigrationLog(t)) {
+		return
+	}
+	dbPath := path.Join(dir, sqlite3DBPath)
+
+	oldSQLConfig := config.SQLConfig{
+		DBtype:     "sqlite3",
+		DBname:     path.Base(dbPath),
+		DBhost:     dbPath,
+		DBprefix:   "gc_",
+		DBusername: "gochan",
+		DBpassword: "password",
+	}
+	migrator := Pre2021Migrator{
+		config: Pre2021Config{
+			SQLConfig: oldSQLConfig,
+		},
+	}
+	outDir := t.TempDir()
+
+	config.SetTestDBConfig("sqlite3", path.Join(outDir, "gochan-migrated.sqlite3db"), "gochan-migrated.sqlite3db", "gochan", "password", "gc_")
+	sqlConfig := config.GetSQLConfig()
+
+	if !assert.NoError(t, gcsql.ConnectToDB(&sqlConfig)) {
+		return
+	}
+	if !assert.NoError(t, gcsql.CheckAndInitializeDatabase("sqlite3", "4")) {
+		return
+	}
+
+	assert.NoError(t, migrator.migrateBoardsToNewDB())
+}