.

wcfs/testprog/treegen.py

@@ -285,7 +285,6 @@ def AllStructs(kv1txt, kv2txt, n, seed=None):
     kv2 = kvDecode(kv2txt, zctx.vdecode)
 
     print("# allstructs %s %s" % (kv1txt, kv2txt))
-    #print("# n=%d kv1=%s kv2=%s" % (n, kv1txt, kv2txt))
 
     # create the tree
     ztree = zctx.root['ztree'] = XLOTree()

wcfs/δbtail_test.go

@@ -433,7 +433,16 @@ func TestΔBTail(t *testing.T) {
 
 }
 
+// Verify ΔBtail on tree topologies generated by AllStructs.
 func TestΔBTreeAllStructs(t *testing.T) {
+	// considerations:
+	// - depth↑  better for testing (more tricky topologies)
+	// - nsplit↑ not so better for testing (leave s=1, max s=2)
+	// - |kmin - kmax| affects N(variants) significantly
+	//   -> keep key range small  (dumb increase does not help testing)
+	// - N(keys) affects N(variants) significantly
+	//   -> keep Nkeys reasonably small/medium  (dumb increase does not help testing)
+
 	// XXX given (kv1, kv2) test on automatically generated (tree1 -> tree2)
 	//testing.Short()
 }