fix: do not break if global.process missing

lib/base.js

@@ -1,5 +1,6 @@
 'use strict'
 
+const process = require('./process.js')
 const assert = require('assert')
 const util = require('util')
 const {AsyncResource} = require('async_hooks')
@@ -104,7 +105,7 @@ class Base extends MiniPass {
   }
 
   setTimeout (n) {
-    if (!this.hrtime)
+    if (typeof process.hrtime === 'function' && !this.hrtime)
       this.hrtime = process.hrtime()
 
     if (!this.start)
@@ -196,7 +197,7 @@ class Base extends MiniPass {
   }
 
   oncomplete (results) {
-    if (this.hrtime) {
+    if (typeof process.hrtime === 'function' && this.hrtime) {
       this.hrtime = process.hrtime(this.hrtime)
       this.time = results.time ||
         Math.round(this.hrtime[0] * 1e6 + this.hrtime[1] / 1e3) / 1e3

lib/clean-yaml-object.js

@@ -1,4 +1,5 @@
 'use strict'
+const process = require('./process.js')
 const path = require('path')
 const fs = require('fs')
 const diff = require('diff')

lib/fake-process.js

@@ -0,0 +1,12 @@
+module.exports = {
+  env: {},
+  pid: 0,
+  hrtime: null,
+  argv: [],
+  cwd: () => '.',
+  platform: 'unknown',
+  exit: () => {},
+  versions: {
+    node: '',
+  },
+}

lib/find-main-script.js

@@ -1,5 +1,7 @@
 'use strict';
 
+const process = require('./process.js')
+
 // Node.js should provide an API for this
 function mainScript(defaultName) {
   if (typeof repl !== 'undefined' || '_eval' in process) {

lib/mock.js

@@ -1,5 +1,6 @@
 const Module = require('module')
 const { isAbsolute } = require('path')
+const process = require('./process.js')
 
 const isPlainObject = obj => obj
   && typeof obj === 'object'

lib/process.js

@@ -0,0 +1,2 @@
+module.exports = typeof process === 'object' && process ? process
+  : require('./fake-process.js')

lib/snapshot.js

@@ -2,8 +2,10 @@
 
 const fs = require('fs')
 const path = require('path')
-const cwd = process.cwd()
+
 // initialize once so it doesn't get borked if process.argv is changed later
+const process = require('./process.js')
+const cwd = process.cwd()
 const main = require('./find-main-script.js')('TAP')
 const settings = require('../settings.js')
 

lib/spawn.js

@@ -1,4 +1,5 @@
 'use strict'
+const process = require('../lib/process.js')
 const path = require('path')
 const cp = require('child_process')
 const ownOr = require('own-or')

lib/tap.js

@@ -1,4 +1,6 @@
 'use strict'
+const process = require('./process.js')
+const fakeProcess = require('./fake-process.js')
 const Domain = require('async-hook-domain')
 const onExit = require('signal-exit')
 const Test = require('./test.js')
@@ -40,6 +42,12 @@ const monkeypatchEpipe = () => {
 }
 
 const monkeypatchExit = () => {
+  /* istanbul ignore next - impossible to cover, but we do have a test
+   * that verifies we don't try to call process.on if process is gone */
+  if (global.process !== process) {
+    return
+  }
+
   const exit = process.exit
   const reallyExit = process.reallyExit
 

lib/test.js

@@ -17,6 +17,9 @@
 // encounter an unfinished test.  When we encounter ANY kind of test, we
 // block until its output is completed, dumping it all into the parser.
 
+// grab a reference right away, in case the user clubs global.process
+const process = require('./process.js')
+
 const path = require('path')
 const assert = require('assert')
 const util = require('util')
@@ -256,6 +259,9 @@ class Test extends Base {
 
   stdinOnly (extra) {
     const stream = extra && extra.tapStream || process.stdin
+    if (!stream)
+      throw new Error('cannot read stdin without stdin stream')
+
     if (this.queue.length !== 1 ||
         this.queue[0] !== 'TAP version 13\n' ||
         this.processing ||