better tests

src/test/skript/tests/regressions/pull-6936-single quotes in commands.sk

@@ -1,7 +1,10 @@
 command single-quotes-in-commands ["<text="success 2">"]:
 	trigger:
-		broadcast arg
+		set {sqic::output} to arg
 
 test "single-quotes-in-commands":
 	execute console command "single-quotes-in-commands ""success 1"""
+	assert {sqic::output} is "success 1" with "failed to parse arg in quotes"
 	execute console command "single-quotes-in-commands"
+	assert {sqic::output} is "success 2" with "failed to use default arg"
+	delete {sqic::output}