Fix running tests on windows (#492)

* Added cross-env package as devDependency, modified test command

* Updated yarn.lock

package.json

@@ -13,7 +13,7 @@
     "watch": "rollup -c -w",
     "prepublishOnly": "yarn build",
     "clean": "rimraf lib",
-    "test": "BABEL_ENV=test jest --config jest.config.json",
+    "test": "cross-env BABEL_ENV=test jest --config jest.config.json",
     "prettier": "prettier './**' --write",
     "lint": "eslint src"
   },
@@ -52,6 +52,7 @@
     "babel-jest": "^25.1.0",
     "babel-plugin-dynamic-import-node": "^2.3.0",
     "concurrently": "^5.1.0",
+    "cross-env": "^7.0.2",
     "custom-event": "^1.0.1",
     "eslint": "6.8.0",
     "eslint-config-canopy": "2.3.0",

yarn.lock

@@ -1771,6 +1771,13 @@ cosmiconfig@^6.0.0:
     path-type "^4.0.0"
     yaml "^1.7.2"
 
+cross-env@^7.0.2:
+  version "7.0.2"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-7.0.2.tgz#bd5ed31339a93a3418ac4f3ca9ca3403082ae5f9"
+  integrity sha512-KZP/bMEOJEDCkDQAyRhu3RL2ZO/SUVrxQVI0G3YEQ+OLbRA3c6zgixe8Mq8a/z7+HKlNEjo8oiLUs8iRijY2Rw==
+  dependencies:
+    cross-spawn "^7.0.1"
+
 cross-spawn@^6.0.0, cross-spawn@^6.0.5:
   version "6.0.5"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-6.0.5.tgz#4a5ec7c64dfae22c3a14124dbacdee846d80cbc4"
@@ -1782,7 +1789,7 @@ cross-spawn@^6.0.0, cross-spawn@^6.0.5:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
-cross-spawn@^7.0.0:
+cross-spawn@^7.0.0, cross-spawn@^7.0.1:
   version "7.0.1"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.1.tgz#0ab56286e0f7c24e153d04cc2aa027e43a9a5d14"
   integrity sha512-u7v4o84SwFpD32Z8IIcPZ6z1/ie24O6RU3RbtL5Y316l3KuHVPx9ItBgWQ6VlfAFnRnTtMUrsQ9MUUTuEZjogg==