test: use globalThis instead of global

available in node >= 12

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/globalThis#browser_compatibility

Author: Max Beatty

examples/babel/test/helper.js

@@ -1,6 +1,6 @@
 import td from 'testdouble'
 
-global.context = describe
-global.td = td
+globalThis.context = describe
+globalThis.td = td
 
 afterEach(() => td.reset())

examples/jest/support/helper.js

@@ -1,5 +1,5 @@
-global.td = require('../../..')
-global.expect = require('expect')
+globalThis.td = require('../../..')
+globalThis.expect = require('expect')
 
 require('testdouble-jest')(td, jest)
 

examples/node/test/helper.js

@@ -1,5 +1,5 @@
-global.td = require('testdouble')
-global.assert = require('core-assert')
+globalThis.td = require('testdouble')
+globalThis.assert = require('core-assert')
 
 module.exports = {
   afterEach: function () {

test/helper.js

@@ -1,6 +1,6 @@
 require('ts-node/register')
-global.assert = require('assert')
-global.ES_SUPPORT = require('./support/es-support')
+globalThis.assert = require('assert')
+globalThis.ES_SUPPORT = require('./support/es-support')
 
 const CallLog = require('../src/value/call-log').default
 const StubbingRegister = require('../src/value/stubbing-register').default

test/safe/log.test.js

@@ -43,12 +43,12 @@ module.exports = {
     },
     'when console does not exist' () {
       const ogConsole = console
-      delete global.console
+      delete globalThis.console
 
       subject.warn('lolololol', 'lol')
 
       // No explosions occur
-      global.console = ogConsole
+      globalThis.console = ogConsole
     }
   },
   '.error': {

test/support/tdify-plugin.js

@@ -7,10 +7,10 @@ module.exports = {
     test: function (runTest, metadata, cb) {
       if (metadata.ancestorNames[1].indexOf('/test/unit/') !== -1) {
         // Unit test -- `td` is a safe npm release so they can mock!
-        global.td = releaseTd
+        globalThis.td = releaseTd
       } else {
         // Safe test -- `td` is the current working copy so we can assert it!
-        global.td = workingTd
+        globalThis.td = workingTd
       }
       runTest(cb)
     }