1 files changed, 29 insertions, 0 deletions
diff --git a/test/fetch/client-node-max-header-size.js b/test/fetch/client-node-max-header-size.js
new file mode 100644
index 0000000..737bae8
--- /dev/null
+++ b/test/fetch/client-node-max-header-size.js
@@ -0,0 +1,29 @@
+'use strict'
+
+const { execSync } = require('node:child_process')
+const { test, skip } = require('tap')
+const { nodeMajor } = require('../../lib/core/util')
+
+if (nodeMajor === 16) {
+  skip('esbuild uses static blocks with --keep-names which node 16.8 does not have')
+  process.exit()
+}
+
+const command = 'node -e "require(\'./undici-fetch.js\').fetch(\'https://httpbin.org/get\')"'
+
+test("respect Node.js' --max-http-header-size", async (t) => {
+  t.throws(
+    // TODO: Drop the `--unhandled-rejections=throw` once we drop Node.js 14
+    () => execSync(`${command} --max-http-header-size=1 --unhandled-rejections=throw`),
+    /UND_ERR_HEADERS_OVERFLOW/,
+    'max-http-header-size=1 should throw'
+  )
+
+  t.doesNotThrow(
+    () => execSync(command),
+    /UND_ERR_HEADERS_OVERFLOW/,
+    'default max-http-header-size should not throw'
+  )
+
+  t.end()
+})