Drop what a send carried from the node row (migration 0109) and read an image list from the compositions (release 6, issue 1945 B8)

internal/inventory/unseen_test.go

@@ -83,24 +83,3 @@ func TestTheLayerASetReplacesIsKeptAndReadable(t *testing.T) {
 		t.Fatalf("the node's history changed with the mesh's: %v %v", past, err)
 	}
 }
-
-// What a machine was last sent is kept, summarised, and read back by its name; a machine sent
-// nothing since has nothing to compare with.
-func TestWhatAMachineWasSentIsKeptForComparison(t *testing.T) {
-	inv := fresh(t)
-	ctx := t.Context()
-	n, err := inv.AddNode(ctx, "anchor")
-	if err != nil {
-		t.Fatal(err)
-	}
-	if got, err := inv.SentSummary(ctx, "anchor"); err != nil || len(got) != 0 {
-		t.Fatalf("a machine never sent anything: %s %v", got, err)
-	}
-	if err := inv.RecordSentSummary(ctx, n.ID, []byte(`[{"id":"web.server","type":"container"}]`)); err != nil {
-		t.Fatal(err)
-	}
-	got, err := inv.SentSummary(ctx, "anchor")
-	if err != nil || len(got) == 0 {
-		t.Fatalf("read back: %s %v", got, err)
-	}
-}