tests: detect empty config test sets

diff --git a/tests/config/test.cfg b/tests/config/test.cfg
index f961ee4db3d9d04d2316140a6add7adb63bc5fcf..9efcaf9cdbd8170a5d84c041fc8cfd4ee39e98eb 100644 (file)
--- a/tests/config/test.cfg
+++ b/tests/config/test.cfg
@@ -32,11 +32,14 @@ assert(type(tests) == 'table',
 
 local runtest = require('test_utils').test
 worker.coroutine(function ()
+       local at_least_one_test = false
        for idx, t in ipairs(tests) do
                assert(type(t) == 'function',
                        string.format('test table idx %d in file %s'
                                .. 'is not a function', idx, env.TEST_FILE))
+               at_least_one_test = true
                runtest(t)
        end
+       assert(at_least_one_test, 'test set is empty?! a typo in function name?')
        done()
 end)