update

node_modules/atomic-sleep/test.js

@@ -0,0 +1,47 @@
+'use strict'
+const test = require('tape')
+const sleep = require('.')
+
+test('blocks event loop for given amount of milliseconds', ({ is, end }) => {
+  const now = Date.now()
+  setTimeout(() => {
+    const delta = Date.now() - now
+    const fuzzyDelta = Math.floor(delta / 10) * 10 // allow up to 10ms of execution lag
+    is(fuzzyDelta, 1000)
+    end()
+  }, 100)
+  sleep(1000)
+})
+
+if (typeof BigInt !== 'undefined') {
+
+  test('allows ms to be supplied as a BigInt number', ({ is, end }) => {
+    const now = Date.now()
+    setTimeout(() => {
+      const delta = Date.now() - now
+      const fuzzyDelta = Math.floor(delta / 10) * 10 // allow up to 10ms of execution lag
+      is(fuzzyDelta, 1000)
+      end()
+    }, 100)
+    sleep(BigInt(1000)) // avoiding n notation as this will error on legacy node/browsers
+  })
+
+}
+
+test('throws range error if ms less than 0', ({ throws, end }) => {
+  throws(() => sleep(-1), RangeError('sleep: ms must be a number that is greater than 0 but less than Infinity'))
+  end()
+})
+
+test('throws range error if ms is Infinity', ({ throws, end }) => {
+  throws(() => sleep(Infinity), RangeError('sleep: ms must be a number that is greater than 0 but less than Infinity'))
+  end()
+})
+
+test('throws range error if ms is not a number or bigint', ({ throws, end }) => {
+  throws(() => sleep('Infinity'), TypeError('sleep: ms must be a number'))
+  throws(() => sleep('foo'), TypeError('sleep: ms must be a number'))
+  throws(() => sleep({a: 1}), TypeError('sleep: ms must be a number'))
+  throws(() => sleep([1,2,3]), TypeError('sleep: ms must be a number'))
+  end()
+})