fix tests

See https://github.com/jsdom/jsdom/issues/1782
https://github.com/grafana/grafana/issues/20921

jest.config.js

@@ -24,6 +24,7 @@ module.exports = {
   },
   "coverageDirectory": "<rootDir>/tmp/coverage/node/",
   "collectCoverage": false,
+  "testEnvironment": "jest-environment-jsdom-fifteen",
   "globals": {
     "ts-jest": {
       "tsConfig": "tsconfig.test.json"

package.json

@@ -30,10 +30,10 @@
     "@babel/preset-env": "^7.8.3",
     "@babel/preset-react": "^7.8.3",
     "@emotion/core": "^10.0.27",
-    "@grafana/data": "^6.5.3",
-    "@grafana/runtime": "^6.5.3",
-    "@grafana/toolkit": "^6.5.3",
-    "@grafana/ui": "^6.5.3",
+    "@grafana/data": "canary",
+    "@grafana/runtime": "canary",
+    "@grafana/toolkit": "canary",
+    "@grafana/ui": "canary",
     "@types/classnames": "^2.2.9",
     "@types/grafana": "github:CorpGlory/types-grafana",
     "@types/jest": "^23.1.1",
@@ -49,6 +49,7 @@
     "babel-plugin-transform-class-properties": "^6.24.1",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
     "benchmark": "^2.1.4",
+    "canvas": "2.6.1",
     "classnames": "^2.2.6",
     "clean-webpack-plugin": "^0.1.19",
     "codecov": "^3.1.0",
@@ -61,8 +62,9 @@
     "grunt-execute": "^0.2.2",
     "html-loader": "^0.5.5",
     "jest": "^24.9.0",
+    "jest-environment-jsdom-fifteen": "^1.0.2",
     "jscs": "^3.0.7",
-    "jsdom": "~11.3.0",
+    "jsdom": "15.2.1",
     "jshint": "^2.9.6",
     "jshint-stylish": "^2.1.0",
     "load-grunt-tasks": "~3.2.0",