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authorRyan Dahl <ry@tinyclouds.org>2019-10-04 20:28:51 -0400
committerGitHub <noreply@github.com>2019-10-04 20:28:51 -0400
commitb81e5db17aa8b3088d6034ddf86b79c69410f012 (patch)
tree579e4c23d60d1b0d038156bc28a04f74ea87b2f0 /cli/js/resources_test.ts
parent9049213867d30f7df090a83b6baf3e0717a4d2d2 (diff)
Merge deno_cli_snapshots into deno_cli (#3064)
Diffstat (limited to 'cli/js/resources_test.ts')
-rw-r--r--cli/js/resources_test.ts48
1 files changed, 48 insertions, 0 deletions
diff --git a/cli/js/resources_test.ts b/cli/js/resources_test.ts
new file mode 100644
index 000000000..753ef3e17
--- /dev/null
+++ b/cli/js/resources_test.ts
@@ -0,0 +1,48 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+import { test, testPerm, assertEquals } from "./test_util.ts";
+
+test(function resourcesStdio(): void {
+ const res = Deno.resources();
+
+ assertEquals(res[0], "stdin");
+ assertEquals(res[1], "stdout");
+ assertEquals(res[2], "stderr");
+});
+
+testPerm({ net: true }, async function resourcesNet(): Promise<void> {
+ const listener = Deno.listen({ port: 4501 });
+ const dialerConn = await Deno.dial({ port: 4501 });
+ const listenerConn = await listener.accept();
+
+ const res = Deno.resources();
+ assertEquals(
+ Object.values(res).filter((r): boolean => r === "tcpListener").length,
+ 1
+ );
+ assertEquals(
+ Object.values(res).filter((r): boolean => r === "tcpStream").length,
+ 2
+ );
+
+ listenerConn.close();
+ dialerConn.close();
+ listener.close();
+});
+
+testPerm({ read: true }, async function resourcesFile(): Promise<void> {
+ const resourcesBefore = Deno.resources();
+ await Deno.open("tests/hello.txt");
+ const resourcesAfter = Deno.resources();
+
+ // check that exactly one new resource (file) was added
+ assertEquals(
+ Object.keys(resourcesAfter).length,
+ Object.keys(resourcesBefore).length + 1
+ );
+ const newRid = Object.keys(resourcesAfter).find(
+ (rid): boolean => {
+ return !resourcesBefore.hasOwnProperty(rid);
+ }
+ );
+ assertEquals(resourcesAfter[newRid], "fsFile");
+});