Index: docs/usageexamples.md
==================================================================
--- docs/usageexamples.md
+++ docs/usageexamples.md
@@ -15,5 +15,15 @@
       homepage is implemented using a Wapp-script, seen
       [here](https://sqlite.org/docsrc/file/search/search.tcl.in).
       (NB: The search.tcl.in script is processed using
       [mkscript.tcl](https://sqlite.org/docsrc/file/search/mkscript.tcl)
       prior to being deployed.)
+
+  4.  The [TCL-driven tests for SQLite](https://www.sqlite.org/testing.html#test_harnesses)
+      have a Wapp-based interface that shows the testing progress.  To see
+      this interface in action, get a copy of the SQLite source tree and
+      run:
+
+>
+      configure
+      make testfixture
+      tclsh test/wapptest.tcl