gotest, via testing.go, should warn you if you failed to create any tests.

when chatty, it should tell you how many there are.

R=rsc
DELTA=5  (5 added, 0 deleted, 0 changed)
OCL=19590
CL=19590

src/lib/testing.go

@@ -21,6 +21,11 @@ export type Test struct {
 export func Main(tests *[]Test) {
 	flag.Parse();
 	ok := true;
+	if len(tests) == 0 {
+		println("warning: no tests available");
+	} else if chatty {
+		println(len(tests), "tests to run");
+	}
 	for i := 0; i < len(tests); i++ {
 		if chatty {
 			println("=== RUN ", tests[i].name);