package inventory

import "testing"

// novox/hq issue 249: the digest of the user list a machine was last sent is kept, by its name, and
// is empty for a machine never sent one.
func TestTheUserListAMachineWasSentIsKept(t *testing.T) {
	inv := ForTest(t)
	ctx := t.Context()
	if _, err := inv.AddNode(ctx, "anchor"); err != nil {
		t.Fatal(err)
	}
	if sent, err := inv.SentBusUsers(ctx, "anchor"); err != nil || sent != "" {
		t.Fatalf("a machine never sent a list has %q: %v", sent, err)
	}
	if err := inv.RecordSentBusUsers(ctx, "anchor", "abc"); err != nil {
		t.Fatal(err)
	}
	if sent, err := inv.SentBusUsers(ctx, "anchor"); err != nil || sent != "abc" {
		t.Fatalf("the list sent was not kept: %q %v", sent, err)
	}
	if sent, err := inv.SentBusUsers(ctx, "nobody"); err != nil || sent != "" {
		t.Fatalf("a machine the mesh does not know: %q %v", sent, err)
	}
}