2020-02-24 08:31:40 -05:00
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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import { assertStrictEq, assertNotEquals } from "../../testing/asserts.ts";
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import { BufReader, ReadLineResult } from "../../io/bufio.ts";
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2020-03-21 09:53:47 -04:00
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import { randomPort } from "../../http/test_util.ts";
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const port = randomPort();
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2020-02-24 08:31:40 -05:00
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Deno.test("[examples/echo_server]", async () => {
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const encoder = new TextEncoder();
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const decoder = new TextDecoder();
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const process = Deno.run({
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2020-03-21 09:53:47 -04:00
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args: [Deno.execPath(), "--allow-net", "echo_server.ts", `${port}`],
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2020-02-24 08:31:40 -05:00
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cwd: "examples",
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stdout: "piped"
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});
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let conn: Deno.Conn | undefined;
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try {
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const processReader = new BufReader(process.stdout!);
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const message = await processReader.readLine();
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assertNotEquals(message, Deno.EOF);
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assertStrictEq(
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decoder.decode((message as ReadLineResult).line).trim(),
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2020-03-21 09:53:47 -04:00
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"Listening on 0.0.0.0:" + port
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2020-02-24 08:31:40 -05:00
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);
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2020-03-21 09:53:47 -04:00
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conn = await Deno.connect({ hostname: "127.0.0.1", port });
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2020-02-24 08:31:40 -05:00
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const connReader = new BufReader(conn);
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await conn.write(encoder.encode("Hello echo_server\n"));
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const result = await connReader.readLine();
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assertNotEquals(result, Deno.EOF);
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const actualResponse = decoder
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.decode((result as ReadLineResult).line)
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.trim();
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const expectedResponse = "Hello echo_server";
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assertStrictEq(actualResponse, expectedResponse);
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} finally {
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conn?.close();
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2020-03-18 19:25:55 -04:00
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process.stdout!.close();
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2020-02-24 08:31:40 -05:00
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process.close();
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}
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});
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