.

wcfs/internal/xbtree_test.py

@@ -515,6 +515,15 @@ def test_zwalkBFS():
     t3_b7    = _[3].node;   assertT(t3_b7,    [], b7)
     t3_b11   = _[4].node;   assertT(t3_b11,   [], b11)
 
+    _ = zwalkv[2]   # [-∞,2)T, [2,4)T, [4,∞)T6,10
+    assert len(_) == 3
+    assert _[0].range   == R(-inf,2)
+    assert _[1].range   == R(2,4)
+    assert _[2].range   == R(4,inf)
+    t2_b1 = _[0].node;  assertT(t2_b1,  [], b1)
+    t2_b3 = _[1].node;  assertT(t2_b3,  [], b3)
+    t2_610= _[2].node;  assertT(t2_610, [6,10], t3_t4_b5, t3_b7, t3_b11)
+
 
     _ = zwalkv[0]   # [-∞,∞)T4,
     assert len(_) == 1
@@ -528,14 +537,6 @@ def test_zwalkBFS():
     assert T(_[0].node) == (BTREE_NORMAL, [2])
     assert T(_[1].node) == (BTREE_NORMAL, [])
 
-    _ = zwalkv[2]   # [-∞,2)T, [2,4)T, [4,∞)T6,10
-    assert len(_) == 3
-    assert _[0].range   == R(-inf,2)
-    assert _[1].range   == R(2,4)
-    assert _[2].range   == R(4,inf)
-    assert T(_[0].node) == (BTREE_ONE, B1)
-    assert T(_[1].node) == (BTREE_ONE, B3)
-    assert T(_[2].node) == (BTREE_NORMAL, [6,10])