1 files changed, 123 insertions, 0 deletions
diff --git a/test/util.js b/test/util.js
new file mode 100644
index 0000000..794c68e
--- /dev/null
+++ b/test/util.js
@@ -0,0 +1,123 @@
+'use strict'
+
+const t = require('tap')
+const { test } = t
+const { Stream } = require('stream')
+const { EventEmitter } = require('events')
+
+const util = require('../lib/core/util')
+const { InvalidArgumentError } = require('../lib/core/errors')
+
+test('isStream', (t) => {
+  t.plan(3)
+
+  const stream = new Stream()
+  t.ok(util.isStream(stream))
+
+  const buffer = Buffer.alloc(0)
+  t.notOk(util.isStream(buffer))
+
+  const ee = new EventEmitter()
+  t.notOk(util.isStream(ee))
+})
+
+test('getServerName', (t) => {
+  t.plan(6)
+  t.equal(util.getServerName('1.1.1.1'), '')
+  t.equal(util.getServerName('1.1.1.1:443'), '')
+  t.equal(util.getServerName('example.com'), 'example.com')
+  t.equal(util.getServerName('example.com:80'), 'example.com')
+  t.equal(util.getServerName('[2606:4700:4700::1111]'), '')
+  t.equal(util.getServerName('[2606:4700:4700::1111]:443'), '')
+})
+
+test('validateHandler', (t) => {
+  t.plan(9)
+
+  t.throws(() => util.validateHandler(null), InvalidArgumentError, 'handler must be an object')
+  t.throws(() => util.validateHandler({
+    onConnect: null
+  }), InvalidArgumentError, 'invalid onConnect method')
+  t.throws(() => util.validateHandler({
+    onConnect: () => {},
+    onError: null
+  }), InvalidArgumentError, 'invalid onError method')
+  t.throws(() => util.validateHandler({
+    onConnect: () => {},
+    onError: () => {},
+    onBodySent: null
+  }), InvalidArgumentError, 'invalid onBodySent method')
+  t.throws(() => util.validateHandler({
+    onConnect: () => {},
+    onError: () => {},
+    onBodySent: () => {},
+    onHeaders: null
+  }), InvalidArgumentError, 'invalid onHeaders method')
+  t.throws(() => util.validateHandler({
+    onConnect: () => {},
+    onError: () => {},
+    onBodySent: () => {},
+    onHeaders: () => {},
+    onData: null
+  }), InvalidArgumentError, 'invalid onData method')
+  t.throws(() => util.validateHandler({
+    onConnect: () => {},
+    onError: () => {},
+    onBodySent: () => {},
+    onHeaders: () => {},
+    onData: () => {},
+    onComplete: null
+  }), InvalidArgumentError, 'invalid onComplete method')
+  t.throws(() => util.validateHandler({
+    onConnect: () => {},
+    onError: () => {},
+    onBodySent: () => {},
+    onUpgrade: 'null'
+  }, 'CONNECT'), InvalidArgumentError, 'invalid onUpgrade method')
+  t.throws(() => util.validateHandler({
+    onConnect: () => {},
+    onError: () => {},
+    onBodySent: () => {},
+    onUpgrade: 'null'
+  }, 'CONNECT', () => {}), InvalidArgumentError, 'invalid onUpgrade method')
+})
+
+test('parseHeaders', (t) => {
+  t.plan(6)
+  t.same(util.parseHeaders(['key', 'value']), { key: 'value' })
+  t.same(util.parseHeaders([Buffer.from('key'), Buffer.from('value')]), { key: 'value' })
+  t.same(util.parseHeaders(['Key', 'Value']), { key: 'Value' })
+  t.same(util.parseHeaders(['Key', 'value', 'key', 'Value']), { key: ['value', 'Value'] })
+  t.same(util.parseHeaders(['key', ['value1', 'value2', 'value3']]), { key: ['value1', 'value2', 'value3'] })
+  t.same(util.parseHeaders([Buffer.from('key'), [Buffer.from('value1'), Buffer.from('value2'), Buffer.from('value3')]]), { key: ['value1', 'value2', 'value3'] })
+})
+
+test('parseRawHeaders', (t) => {
+  t.plan(1)
+  t.same(util.parseRawHeaders(['key', 'value', Buffer.from('key'), Buffer.from('value')]), ['key', 'value', 'key', 'value'])
+})
+
+test('buildURL', { skip: util.nodeMajor >= 12 }, (t) => {
+  const tests = [
+    [{ id: BigInt(123456) }, 'id=123456'],
+    [{ date: new Date() }, 'date='],
+    [{ obj: { id: 1 } }, 'obj='],
+    [{ params: ['a', 'b', 'c'] }, 'params=a&params=b&params=c'],
+    [{ bool: true }, 'bool=true'],
+    [{ number: 123456 }, 'number=123456'],
+    [{ string: 'hello' }, 'string=hello'],
+    [{ null: null }, 'null='],
+    [{ void: undefined }, 'void='],
+    [{ fn: function () {} }, 'fn='],
+    [{}, '']
+  ]
+
+  const base = 'https://www.google.com'
+
+  for (const [input, output] of tests) {
+    const expected = `${base}${output ? `?${output}` : output}`
+    t.equal(util.buildURL(base, input), expected)
+  }
+
+  t.end()
+})