complete item 1 task substrate

internal/provider/provider_test.go

@@ -0,0 +1,24 @@
+package provider
+
+import (
+	"orchestra/internal/domain"
+	"strings"
+	"testing"
+)
+
+type sink struct{ events []domain.Event }
+
+func (s *sink) Append(e domain.Event) error { s.events = append(s.events, e); return nil }
+func TestJSONLIngest(t *testing.T) {
+	s := &sink{}
+	n, err := (JSONL{}).Ingest(strings.NewReader("{\"source\":\"local\",\"external_id\":\"1\",\"project\":\"demo\"}\n"), s)
+	if err != nil || n != 1 || len(s.events) != 1 {
+		t.Fatalf("n=%d events=%d err=%v", n, len(s.events), err)
+	}
+}
+func TestJSONLRejectsMalformedLine(t *testing.T) {
+	n, err := (JSONL{}).Ingest(strings.NewReader("not-json\n"), &sink{})
+	if err == nil || n != 0 {
+		t.Fatalf("n=%d err=%v", n, err)
+	}
+}