Put query data into the data parameter of the fixture function.

package.json

@@ -35,5 +35,8 @@
     "lint": "eslint src tests",
     "build": "cross-env babel src --out-dir lib",
     "prepublishOnly": "yarn ci"
+  },
+  "dependencies": {
+    "qs": "^6.5.2"
   }
 }

src/superagent-mock.js

@@ -1,3 +1,5 @@
+import qs from 'qs';
+
 /**
  * Installs the `mock` extension to superagent.
  * @param superagent Superagent instance
@@ -77,6 +79,16 @@ module.exports = function (superagent, config, logger) {
     }, progress.delay || 0);
   };
 
+  var getData = function(methodName, data, url) {
+    if (methodName.toUpperCase() !== 'GET' || data !== undefined) {
+      return data;
+    }
+
+    const parts = url.split('?');
+
+    return parts.length > 1 ? qs.parse(parts[1]) : undefined;
+  };
+
   /**
    * Override end function
    */
@@ -131,12 +143,14 @@ module.exports = function (superagent, config, logger) {
       });
     }
 
+    const match = parser && new RegExp(parser.pattern, 'g').exec(path);
+
     if (logEnabled) {
       currentLog.matcher = parser && parser.pattern;
       currentLog.mocked = !!parser;
       currentLog.url = path;
       currentLog.method = this.method;
-      currentLog.data = this._data;
+      currentLog.data = parser && getData(this.method, this._data, path);
       currentLog.headers = this.header;
       currentLog.timestamp = new Date().getTime();
     }
@@ -148,13 +162,12 @@ module.exports = function (superagent, config, logger) {
       return oldEnd.call(this, fn);
     }
 
-    const match = new RegExp(parser.pattern, 'g').exec(path);
-
     const context = {};
     try {
       const method = this.method.toLocaleLowerCase();
+      const data = getData(this.method, this._data, path);
       context.method = method;
-      const fixtures = parser.fixtures(match, this._data, this.header, context);
+      const fixtures = parser.fixtures(match, data, this.header, context);
       if (context.cancel === true) {
         if (logEnabled) {
           currentLog.mocked = false;
@@ -213,7 +226,7 @@ module.exports = function (superagent, config, logger) {
     if (logEnabled) {
       currentLog.error = error;
     }
-    
+
     // Check if a callback for progress events was specified as part of the request
     var progressEventsUsed = isNodeServer ? !!this._formData : this.hasListeners && this.hasListeners('progress');
 

tests/support/config.js

@@ -48,6 +48,21 @@ module.exports = [
       return {match: match, data: data};
     }
   },
+  {
+    pattern: 'https://decode.query.params',
+    fixtures: function (match, params) {
+      return params;
+    },
+    get: function (match, data) {
+      return {match: match, data: data};
+    },
+    post: function (match, data) {
+      return {match: match, data: data};
+    },
+    put: function (match, data) {
+      return {match: match, data: data};
+    }
+  },
   {
     pattern: 'https://forget.query.params$',
     fixtures: function () {

tests/support/expectations.js

@@ -212,6 +212,22 @@ module.exports = function (request, config, isServer) {
         });
     });
 
+    it('should pass params as `data`', function(done) {
+      var params = {
+        foo: 'bar',
+        baz: '123',
+        oof: ['foo', '42'],
+      };
+
+      request.get('https://decode.query.params')
+        .query(params)
+        .end(function(err, result) {
+          expect(result.data).toEqual(params);
+
+          done();
+        });
+    });
+
     it('attempt to match without query params', function (done) {
       var url = 'https://forget.query.params';
       request.get(url)