2 files changed, 9 insertions, 5 deletions
diff --git a/std/examples/tests/curl_test.ts b/std/examples/tests/curl_test.ts
index bc413b23f..b23e73210 100644
--- a/std/examples/tests/curl_test.ts
+++ b/std/examples/tests/curl_test.ts
@@ -1,14 +1,16 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { serve } from "../../http/server.ts";
 import { assertStrictEq } from "../../testing/asserts.ts";
+import { randomPort } from "../../http/test_util.ts";
 
+const port = randomPort();
 Deno.test({
   name: "[examples/curl] send a request to a specified url",
   // FIXME(bartlomieju): this test is leaking both resources and ops,
   // and causes interference with other tests
   ignore: true,
   fn: async () => {
-    const server = serve({ port: 8081 });
+    const server = serve({ port });
     (async (): Promise<void> => {
       for await (const req of server) {
         req.respond({ body: "Hello world" });
@@ -21,7 +23,7 @@ Deno.test({
         Deno.execPath(),
         "--allow-net",
         "curl.ts",
-        "http://localhost:8081"
+        "http://localhost:" + port
       ],
       cwd: "examples",
       stdout: "piped"
diff --git a/std/examples/tests/echo_server_test.ts b/std/examples/tests/echo_server_test.ts
index 20fd7479c..3c1893342 100644
--- a/std/examples/tests/echo_server_test.ts
+++ b/std/examples/tests/echo_server_test.ts
@@ -1,12 +1,14 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { assertStrictEq, assertNotEquals } from "../../testing/asserts.ts";
 import { BufReader, ReadLineResult } from "../../io/bufio.ts";
+import { randomPort } from "../../http/test_util.ts";
+const port = randomPort();
 
 Deno.test("[examples/echo_server]", async () => {
   const encoder = new TextEncoder();
   const decoder = new TextDecoder();
   const process = Deno.run({
-    args: [Deno.execPath(), "--allow-net", "echo_server.ts"],
+    args: [Deno.execPath(), "--allow-net", "echo_server.ts", `${port}`],
     cwd: "examples",
     stdout: "piped"
   });
@@ -19,10 +21,10 @@ Deno.test("[examples/echo_server]", async () => {
     assertNotEquals(message, Deno.EOF);
     assertStrictEq(
       decoder.decode((message as ReadLineResult).line).trim(),
-      "Listening on 0.0.0.0:8080"
+      "Listening on 0.0.0.0:" + port
     );
 
-    conn = await Deno.connect({ hostname: "127.0.0.1", port: 8080 });
+    conn = await Deno.connect({ hostname: "127.0.0.1", port });
     const connReader = new BufReader(conn);
 
     await conn.write(encoder.encode("Hello echo_server\n"));