init monlet repo with stage 0-2 (docs, contract, agent MVP)

agent/internal/ids/ids_test.go

@@ -0,0 +1,33 @@
+package ids
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestConfiguredWins(t *testing.T) {
+	id, err := LoadOrCreateAgentID(t.TempDir(), "fixed")
+	if err != nil || id != "fixed" {
+		t.Fatalf("got %q %v", id, err)
+	}
+}
+
+func TestGenerateAndReuse(t *testing.T) {
+	dir := t.TempDir()
+	id1, err := LoadOrCreateAgentID(dir, "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	id2, err := LoadOrCreateAgentID(dir, "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if id1 != id2 {
+		t.Fatalf("not stable: %q vs %q", id1, id2)
+	}
+	b, _ := os.ReadFile(filepath.Join(dir, "agent_id"))
+	if len(b) == 0 {
+		t.Fatal("agent_id not persisted")
+	}
+}