chore: upgrade fetch-mock

Author: bhovhannes

fixtures/batch.json

@@ -0,0 +1,10 @@
+{
+  "data": [
+    {
+      "data": {}
+    },
+    {
+      "data": {}
+    }
+  ]
+}

package.json

@@ -27,7 +27,7 @@
     "codecov": "3.0.2",
     "dateformat": "3.0.3",
     "execa": "0.10.0",
-    "fetch-mock": "5.13.1",
+    "fetch-mock": "6.4.3",
     "http-server": "0.11.1",
     "istanbul-instrumenter-loader": "3.0.1",
     "karma": "2.0.2",

test/integration/batch.spec.ts

@@ -38,7 +38,7 @@ describe('Batch', function() {
 	beforeEach(function() {
 		fetchMock.mock(
 			`begin:${API_URL}/attask/api`,
-			200,
+            require('../../fixtures/batch.json'),
 			{
 				name: 'any'
 			}
@@ -70,6 +70,6 @@ describe('Batch', function() {
 			],
             false
         )
-        should(fetchMock.calls().matched.length).equal(1)
+        should(fetchMock.calls().length).equal(1)
 	})
 })