test: read proper inspector message size

test: read proper inspector message size · nodejs/node@8b9a05c

Original file line number	Diff line number	Diff line change
`@@ -48,6 +48,7 @@ function send(socket, message, id, callback) {`
`48`	`48`	`}`
`49`	`49`
`50`	`50`	`function parseWSFrame(buffer, handler) {`
	`51`	`+// Protocol described in https://tools.ietf.org/html/rfc6455#section-5`
`51`	`52`	`if (buffer.length < 2)`
`52`	`53`	`return 0;`
`53`	`54`	`assert.strictEqual(0x81, buffer[0]);`
`@@ -59,7 +60,8 @@ function parseWSFrame(buffer, handler) {`
`59`	`60`	`dataLen = buffer.readUInt16BE(2);`
`60`	`61`	`bodyOffset = 4;`
`61`	`62`	`} else if (dataLen === 127) {`
`62`		`-dataLen = buffer.readUInt32BE(2);`
	`63`	`+assert(buffer[2] === 0 && buffer[3] === 0, 'Inspector message too big');`
	`64`	`+dataLen = buffer.readUIntBE(4, 6);`
`63`	`65`	`bodyOffset = 10;`
`64`	`66`	`}`
`65`	`67`	`if (buffer.length < bodyOffset + dataLen)`