fix(jest,npm): Explicitly set testURL for jest; remove npm cache clea…

packages/react-dev-utils/package.json

@@ -60,5 +60,8 @@
   },
   "scripts": {
     "test": "jest"
+  },
+  "jest": {
+    "testURL": "http://localhost/"
   }
 }

packages/react-error-overlay/package.json

@@ -76,6 +76,7 @@
       "/node_modules/",
       "/fixtures/",
       "setupJest.js"
-    ]
+    ],
+    "testURL": "http://localhost/"
   }
 }

tasks/e2e-installs.sh

@@ -75,7 +75,7 @@ root_path=$PWD
 if hash npm 2>/dev/null
 then
   npm i -g npm@latest
-  npm cache clean || npm cache verify
+  npm cache verify
 fi
 
 # Bootstrap monorepo

tasks/e2e-kitchensink.sh

@@ -67,7 +67,7 @@ root_path=$PWD
 if hash npm 2>/dev/null
 then
   npm i -g npm@latest
-  npm cache clean || npm cache verify
+  npm cache verify
 fi
 
 # Bootstrap monorepo

tasks/e2e-simple.sh

@@ -79,7 +79,7 @@ fi
 if hash npm 2>/dev/null
 then
   npm i -g npm@latest
-  npm cache clean || npm cache verify
+  npm cache verify
 fi
 
 # Bootstrap monorepo