1 files changed, 15 insertions, 0 deletions
diff --git a/test/node-fetch/utils/chai-timeout.js b/test/node-fetch/utils/chai-timeout.js
new file mode 100644
index 0000000..6838a4c
--- /dev/null
+++ b/test/node-fetch/utils/chai-timeout.js
@@ -0,0 +1,15 @@
+const pTimeout = require('p-timeout')
+
+module.exports = ({ Assertion }, utils) => {
+  utils.addProperty(Assertion.prototype, 'timeout', async function () {
+    let timeouted = false
+    await pTimeout(this._obj, 150, () => {
+      timeouted = true
+    })
+    return this.assert(
+      timeouted,
+      'expected promise to timeout but it was resolved',
+      'expected promise not to timeout but it timed out'
+    )
+  })
+}