eslint: separate test config from root config (#8817)

Author: alxndrsn

.eslintrc.json

@@ -9,27 +9,19 @@
 
   "env": {
     "browser": true,
-    "node": true,
-    "mocha": true
+    "node": true
   },
 
   "globals": {
     "Map": true,
     "Set": true,
     "Symbol": true,
-    "chrome": true,
     "Promise": true,
     "Uint8Array": true,
     "ArrayBuffer": true,
     "FileReaderSync": true,
-    "sqlitePlugin": true,
     "emit": true,
-    "PouchDB": true,
-    "should": true,
-    "assert": true,
-    "testUtils": true,
-    "importScripts": true,
-    "testCases": true
+    "PouchDB": true
   },
 
   "rules": {

tests/.eslintrc.json

@@ -0,0 +1,17 @@
+{
+  "extends": "../.eslintrc.json",
+  "env": {
+    "mocha": true
+  },
+
+  "globals": {
+    "chrome": "readonly",
+    "sqlitePlugin": "readonly",
+    "PouchDB": "readonly",
+    "should": "readonly",
+    "assert": "readonly",
+    "testUtils": "readonly",
+    "importScripts": "readonly",
+    "testCases": "readonly"
+  }
+}