diff --git a/test/spec/ol/parser/ogc/exceptionreport.test.js b/test/spec/ol/parser/ogc/exceptionreport.test.js
index be84529c40..b769521110 100644
--- a/test/spec/ol/parser/ogc/exceptionreport.test.js
+++ b/test/spec/ol/parser/ogc/exceptionreport.test.js
@@ -6,19 +6,13 @@ describe('ol.parser.ogc.exceptionreport', function() {
   var parser = new ol.parser.ogc.ExceptionReport();
 
   describe('test read exception', function() {
-    it('OCG WMS 1.3.0 exceptions', function(done) {
-      var result, exceptions;
 
+    it('OCG WMS 1.3.0 exceptions', function(done) {
       var url = 'spec/ol/parser/ogc/xml/exceptionreport/wms1_3_0.xml';
       goog.net.XhrIo.send(url, function(e) {
         var xhr = e.target;
-        result = parser.read(xhr.getResponseXml());
-        exceptions = result.exceptionReport.exceptions;
-      });
-
-      waitsFor(function() {
-        return (result !== undefined);
-      }, 'XHR timeout', 1000, function() {
+        var result = parser.read(xhr.getResponseXml());
+        var exceptions = result.exceptionReport.exceptions;
         expect(exceptions.length).to.be(4);
         var str = 'Plain text message about an error.';
         expect(goog.string.trim(exceptions[0].text)).to.be(str);
@@ -40,20 +34,15 @@ describe('ol.parser.ogc.exceptionreport', function() {
         done();
       });
     });
-    it('test read exception OWSCommon 1.0.0', function(done) {
-      var result, report, exception;
 
+    it('test read exception OWSCommon 1.0.0', function(done) {
       var url = 'spec/ol/parser/ogc/xml/exceptionreport/ows1_0_0.xml';
       goog.net.XhrIo.send(url, function(e) {
         var xhr = e.target;
-        result = parser.read(xhr.getResponseXml());
-        report = result.exceptionReport;
-        exception = report.exceptions[0];
-      });
+        var result = parser.read(xhr.getResponseXml());
+        var report = result.exceptionReport;
+        var exception = report.exceptions[0];
 
-      waitsFor(function() {
-        return (result !== undefined);
-      }, 'XHR timeout', 1000, function() {
         expect(report.version).to.eql('1.0.0');
         expect(report.language).to.eql('en');
         expect(exception.code).to.eql('InvalidParameterValue');
@@ -65,20 +54,15 @@ describe('ol.parser.ogc.exceptionreport', function() {
         done();
       });
     });
-    it('test read exception OWSCommon 1.1.0', function(done) {
-      var result, report, exception;
 
+    it('test read exception OWSCommon 1.1.0', function(done) {
       var url = 'spec/ol/parser/ogc/xml/exceptionreport/ows1_1_0.xml';
       goog.net.XhrIo.send(url, function(e) {
         var xhr = e.target;
-        result = parser.read(xhr.getResponseXml());
-        report = result.exceptionReport;
-        exception = report.exceptions[0];
-      });
+        var result = parser.read(xhr.getResponseXml());
+        var report = result.exceptionReport;
+        var exception = report.exceptions[0];
 
-      waitsFor(function() {
-        return (result !== undefined);
-      }, 'XHR timeout', 1000, function() {
         expect(report.version).to.eql('1.1.0');
         expect(report.language).to.eql('en');
         expect(exception.code).to.eql('InvalidParameterValue');
diff --git a/test/spec/ol/parser/ogc/wmtscapabilities_v1_0_0.test.js b/test/spec/ol/parser/ogc/wmtscapabilities_v1_0_0.test.js
index e18f1a5f54..92fb8cfe58 100644
--- a/test/spec/ol/parser/ogc/wmtscapabilities_v1_0_0.test.js
+++ b/test/spec/ol/parser/ogc/wmtscapabilities_v1_0_0.test.js
@@ -6,23 +6,16 @@ describe('ol.parser.ogc.wmtscapabilities_v1_0_0', function() {
 
   describe('test ows', function() {
     it('Test ows', function(done) {
-      var obj, serviceIdentification, serviceProvider, operationsMetadata,
-          contactInfo;
-
       var url = 'spec/ol/parser/ogc/xml/wmtscapabilities_v1_0_0/' +
           'ogcsample.xml';
       goog.net.XhrIo.send(url, function(e) {
         var xhr = e.target;
-        obj = parser.read(xhr.getResponseXml());
-        serviceIdentification = obj.serviceIdentification;
-        serviceProvider = obj.serviceProvider;
-        operationsMetadata = obj.operationsMetadata;
-        contactInfo = serviceProvider.serviceContact.contactInfo;
-      });
+        var obj = parser.read(xhr.getResponseXml());
+        var serviceIdentification = obj.serviceIdentification;
+        var serviceProvider = obj.serviceProvider;
+        var operationsMetadata = obj.operationsMetadata;
+        var contactInfo = serviceProvider.serviceContact.contactInfo;
 
-      waitsFor(function() {
-        return (obj !== undefined);
-      }, 'XHR timeout', 1000, function() {
         expect(serviceIdentification.title).to.eql('Web Map Tile Service');
         expect(serviceIdentification.serviceTypeVersion).to.eql('1.0.0');
         expect(serviceIdentification.serviceType.value).to.eql('OGC WMTS');
@@ -62,22 +55,16 @@ describe('ol.parser.ogc.wmtscapabilities_v1_0_0', function() {
   });
   describe('test layers', function() {
     it('Test layers', function(done) {
-      var obj, contents, layer, wgs84Bbox, dimensions;
-
       var url = 'spec/ol/parser/ogc/xml/wmtscapabilities_v1_0_0/' +
           'ogcsample.xml';
       goog.net.XhrIo.send(url, function(e) {
         var xhr = e.target;
-        obj = parser.read(xhr.getResponseXml());
-        contents = obj.contents;
-        layer = contents.layers[0];
-        wgs84Bbox = layer.bounds;
-        dimensions = layer.dimensions;
-      });
+        var obj = parser.read(xhr.getResponseXml());
+        var contents = obj.contents;
+        var layer = contents.layers[0];
+        var wgs84Bbox = layer.bounds;
+        var dimensions = layer.dimensions;
 
-      waitsFor(function() {
-        return (obj !== undefined);
-      }, 'XHR timeout', 1000, function() {
         expect(contents.layers.length).to.eql(1);
         expect(layer['abstract']).to.eql('Coastline/shorelines (BA010)');
         expect(layer.identifier).to.eql('coastlines');
@@ -136,22 +123,17 @@ describe('ol.parser.ogc.wmtscapabilities_v1_0_0', function() {
       });
     });
   });
+
   describe('test tileMatrixSets', function() {
     it('Test tileMatrixSets', function(done) {
-      var obj, tileMatrixSets, bigWorld;
-
       var url = 'spec/ol/parser/ogc/xml/wmtscapabilities_v1_0_0/' +
           'ogcsample.xml';
       goog.net.XhrIo.send(url, function(e) {
         var xhr = e.target;
-        obj = parser.read(xhr.getResponseXml());
-        tileMatrixSets = obj.contents.tileMatrixSets;
-        bigWorld = tileMatrixSets['BigWorld'];
-      });
+        var obj = parser.read(xhr.getResponseXml());
+        var tileMatrixSets = obj.contents.tileMatrixSets;
+        var bigWorld = tileMatrixSets['BigWorld'];
 
-      waitsFor(function() {
-        return (obj !== undefined);
-      }, 'XHR timeout', 1000, function() {
         expect(bigWorld).to.not.be(undefined);
         expect(bigWorld.identifier).to.eql('BigWorld');
         expect(bigWorld.matrixIds.length).to.eql(2);
diff --git a/test/test-extensions.js b/test/test-extensions.js
index 76c127646b..4a05f88b25 100644
--- a/test/test-extensions.js
+++ b/test/test-extensions.js
@@ -1,32 +1,10 @@
-function waitsFor(condition, message, timeout, callback) {
-  var timeWaiting = 0;
-
-  function inner() {
-    if (condition()) {
-      callback();
-      return;
-    }
-
-    if (timeWaiting >= timeout) {
-      throw new Error(message);
-    }
-
-    timeWaiting += 10;
-    setTimeout(inner, 10);
-  }
-
-  inner();
-}
-
-
 // helper functions for async testing
 (function(global) {
 
   function afterLoad(type, path, next) {
-    var done, error, data;
-
     goog.net.XhrIo.send(path, function(event) {
       var xhr = event.target;
+      var data;
       if (xhr.isSuccess()) {
         if (type === 'xml') {
           data = xhr.getResponseXml();
@@ -36,16 +14,7 @@ function waitsFor(condition, message, timeout, callback) {
           data = xhr.getResponseText();
         }
       } else {
-        error = new Error(path + ' loading failed: ' + xhr.getStatus());
-      }
-      done = true;
-    });
-
-    waitsFor(function() {
-      return done;
-    }, 'XHR timeout', 1000, function() {
-      if (error) {
-        throw error;
+        throw new Error(path + ' loading failed: ' + xhr.getStatus());
       }
       next(data);
     });