Files
nexarch/connect/internal/fieldmapping/fieldmapping_test.go
T
patrickandClaude Sonnet 5.5 f5f0bd8673
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connect: testdb aus common statt interner Kopie
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
2026-10-27 23:38:01 +01:00

212 lines
6.0 KiB
Go

package fieldmapping
import (
"context"
"errors"
"os"
"path/filepath"
"testing"
"gitea.perlbach24.de/scripte/nexarch/common/testdb"
"gitea.perlbach24.de/scripte/nexarch/connect/internal/migrate"
)
func newStore(t *testing.T) *Store {
t.Helper()
dsn := os.Getenv("TEST_TENANT_DSN")
if dsn == "" {
t.Skip("TEST_TENANT_DSN nicht gesetzt, Integrationstest uebersprungen")
}
pool := testdb.Pool(t, dsn)
root, err := filepath.Abs("../../migrations")
if err != nil {
t.Fatalf("migrationsverzeichnis: %v", err)
}
migrations, err := migrate.Load(root)
if err != nil {
t.Fatalf("migrationen laden: %v", err)
}
if _, err := migrate.Up(context.Background(), pool, migrations); err != nil {
t.Fatalf("migrationen anwenden: %v", err)
}
return NewStore(pool)
}
func testRef(t *testing.T) Ref {
t.Helper()
return Ref{TenantSlug: "acme", ConnectorName: "testconnector", ConnectorInstanceID: t.Name()}
}
func testSchema() []FieldDef {
return []FieldDef{
{NexarchField: "title", Required: true},
{NexarchField: "created_by", Required: true},
{NexarchField: "tags", Required: false},
}
}
// AC1: Feld-Mapping ist ohne Codeänderung konfigurierbar.
func TestSave_ConfigurableWithoutCodeChange(t *testing.T) {
s := newStore(t)
ctx := context.Background()
m, err := s.Save(ctx, testRef(t), []Entry{
{NexarchField: "title", ExternalField: "Subject"},
{NexarchField: "created_by", ExternalField: "Author"},
}, testSchema())
if err != nil {
t.Fatalf("save: %v", err)
}
if m.Version != 1 {
t.Fatalf("version = %d, want 1", m.Version)
}
got, err := s.GetActive(ctx, testRef(t))
if err != nil {
t.Fatalf("get active: %v", err)
}
if len(got.Fields) != 2 {
t.Fatalf("fields = %d, want 2", len(got.Fields))
}
}
// AC2 / Prüfung 1: ungültiges Mapping wird beim Speichern abgewiesen.
func TestSave_RejectsInvalidMapping(t *testing.T) {
s := newStore(t)
ctx := context.Background()
cases := []struct {
name string
fields []Entry
}{
{"leer", nil},
{"unbekanntes feld", []Entry{{NexarchField: "not_in_schema", ExternalField: "X"}}},
{"leerer external-name", []Entry{{NexarchField: "title", ExternalField: ""}}},
{"leerer nexarch-name", []Entry{{NexarchField: "", ExternalField: "X"}}},
{"doppeltes nexarch-feld", []Entry{
{NexarchField: "title", ExternalField: "Subject"},
{NexarchField: "title", ExternalField: "OtherSubject"},
}},
{"doppeltes ziel", []Entry{
{NexarchField: "title", ExternalField: "Subject"},
{NexarchField: "created_by", ExternalField: "Subject"},
}},
}
for _, c := range cases {
t.Run(c.name, func(t *testing.T) {
ref := Ref{TenantSlug: "acme", ConnectorName: "testconnector", ConnectorInstanceID: t.Name()}
if _, err := s.Save(ctx, ref, c.fields, testSchema()); !errors.Is(err, ErrInvalidConfig) {
t.Fatalf("err = %v, want ErrInvalidConfig", err)
}
})
}
}
// AC3 / Prüfung 2: Pflichtfeld ohne Zuordnung wird vor Ausführung gemeldet.
func TestValidateForExecution_ReportsMissingRequiredFields(t *testing.T) {
s := newStore(t)
ctx := context.Background()
// Nur "title" gemappt, "created_by" (required) fehlt.
m, err := s.Save(ctx, testRef(t), []Entry{
{NexarchField: "title", ExternalField: "Subject"},
}, testSchema())
if err != nil {
t.Fatalf("save: %v", err)
}
err = ValidateForExecution(m, testSchema())
if !errors.Is(err, ErrMissingFields) {
t.Fatalf("err = %v, want ErrMissingFields", err)
}
if !contains(err.Error(), "created_by") {
t.Fatalf("error %q does not name the missing field", err.Error())
}
// Vollständig gemappt: kein Fehler mehr.
m2, err := s.Save(ctx, testRef(t), []Entry{
{NexarchField: "title", ExternalField: "Subject"},
{NexarchField: "created_by", ExternalField: "Author"},
}, testSchema())
if err != nil {
t.Fatalf("save (complete): %v", err)
}
if err := ValidateForExecution(m2, testSchema()); err != nil {
t.Fatalf("validate for execution (complete mapping): %v", err)
}
}
// Prüfung 3: geändertes Mapping wirkt erst auf nachfolgende Läufe. Eine
// bereits erfasste Mapping-Version (wie sie ein laufender Sync beim Start
// festhalten würde) bleibt unverändert lesbar, auch nachdem eine neue
// Version gespeichert wurde.
func TestGetVersion_ChangedMappingOnlyAffectsSubsequentRuns(t *testing.T) {
s := newStore(t)
ctx := context.Background()
ref := testRef(t)
v1, err := s.Save(ctx, ref, []Entry{
{NexarchField: "title", ExternalField: "Subject"},
{NexarchField: "created_by", ExternalField: "Author"},
}, testSchema())
if err != nil {
t.Fatalf("save v1: %v", err)
}
// Ein "laufender Sync" erfasst v1 zu Beginn.
inFlight, err := s.GetVersion(ctx, ref, v1.Version)
if err != nil {
t.Fatalf("get version v1: %v", err)
}
// Konfiguration ändert sich während der in-flight-Sync noch läuft.
v2, err := s.Save(ctx, ref, []Entry{
{NexarchField: "title", ExternalField: "Headline"},
{NexarchField: "created_by", ExternalField: "Author"},
}, testSchema())
if err != nil {
t.Fatalf("save v2: %v", err)
}
if v2.Version != v1.Version+1 {
t.Fatalf("v2.Version = %d, want %d", v2.Version, v1.Version+1)
}
// Die bereits erfasste Snapshot-Version bleibt unverändert.
if inFlight.Fields[0].ExternalField != "Subject" {
t.Fatalf("in-flight snapshot wurde veraendert: %+v", inFlight.Fields)
}
reread, err := s.GetVersion(ctx, ref, v1.Version)
if err != nil {
t.Fatalf("get version v1 again: %v", err)
}
if reread.Fields[0].ExternalField != "Subject" {
t.Fatalf("gespeicherte v1 wurde veraendert: %+v", reread.Fields)
}
// Neue Läufe sehen die neue Version.
active, err := s.GetActive(ctx, ref)
if err != nil {
t.Fatalf("get active: %v", err)
}
if active.Version != v2.Version || active.Fields[0].ExternalField != "Headline" {
t.Fatalf("active mapping = %+v, want v2 mit Headline", active)
}
}
func TestGetActive_UnknownRef(t *testing.T) {
s := newStore(t)
if _, err := s.GetActive(context.Background(), testRef(t)); !errors.Is(err, ErrNotFound) {
t.Fatalf("err = %v, want ErrNotFound", err)
}
}
func contains(s, sub string) bool {
for i := 0; i+len(sub) <= len(s); i++ {
if s[i:i+len(sub)] == sub {
return true
}
}
return false
}