new tester; all tests categorized

tests/generics/tbintre2.nim

@@ -0,0 +1,31 @@
+discard """
+  file: "tbintre2.nim"
+  output: "helloworld99110223"
+"""
+# Same test, but check module boundaries
+
+import tbintree
+
+var
+  root: PBinaryTree[string]
+  x = newNode("hello")
+add(root, x)
+add(root, "world")
+if find(root, "world"):
+  for str in items(root):
+    stdout.write(str)
+else:
+  stdout.writeln("BUG")
+
+var
+  r2: PBinaryTree[int]
+add(r2, newNode(110))
+add(r2, 223)
+add(r2, 99)
+for y in items(r2):
+  stdout.write(y)
+
+#OUT helloworld99110223
+
+
+