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backend/node_modules/process-warning/test/emit-interpolated-string.test.js

@@ -0,0 +1,29 @@
+'use strict'
+
+const test = require('tap').test
+const { createWarning } = require('..')
+
+test('emit with interpolated string', t => {
+  t.plan(4)
+
+  process.on('warning', onWarning)
+  function onWarning (warning) {
+    t.equal(warning.name, 'TestDeprecation')
+    t.equal(warning.code, 'CODE')
+    t.equal(warning.message, 'Hello world')
+    t.ok(codeWarning.emitted)
+  }
+
+  const codeWarning = createWarning({
+    name: 'TestDeprecation',
+    code: 'CODE',
+    message: 'Hello %s'
+  })
+  codeWarning('world')
+  codeWarning('world')
+
+  setImmediate(() => {
+    process.removeListener('warning', onWarning)
+    t.end()
+  })
+})