michael@0: "use strict";
michael@0: 
michael@0: function waitForCondition(condition, nextTest, errorMsg) {
michael@0:   var tries = 0;
michael@0:   var interval = setInterval(function() {
michael@0:     if (tries >= 30) {
michael@0:       ok(false, errorMsg);
michael@0:       moveOn();
michael@0:     }
michael@0:     var conditionPassed;
michael@0:     try {
michael@0:       conditionPassed = condition();
michael@0:     } catch (e) {
michael@0:       ok(false, e + "\n" + e.stack);
michael@0:       conditionPassed = false;
michael@0:     }
michael@0:     if (conditionPassed) {
michael@0:       moveOn();
michael@0:     }
michael@0:     tries++;
michael@0:   }, 100);
michael@0:   var moveOn = function() { clearInterval(interval); nextTest(); };
michael@0: }