mirror of
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394 lines
10 KiB
TypeScript
394 lines
10 KiB
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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import {
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assert,
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assertEquals,
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assertNotEquals,
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assertThrows,
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} from "./test_util.ts";
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Deno.test({ permissions: { env: true } }, function envSuccess() {
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Deno.env.set("TEST_VAR", "A");
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const env = Deno.env.toObject();
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Deno.env.set("TEST_VAR", "B");
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assertEquals(env["TEST_VAR"], "A");
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assertNotEquals(Deno.env.get("TEST_VAR"), env["TEST_VAR"]);
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});
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Deno.test({ permissions: { env: true } }, function envNotFound() {
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const r = Deno.env.get("env_var_does_not_exist!");
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assertEquals(r, undefined);
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});
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Deno.test({ permissions: { env: true } }, function deleteEnv() {
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Deno.env.set("TEST_VAR", "A");
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assertEquals(Deno.env.get("TEST_VAR"), "A");
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assertEquals(Deno.env.delete("TEST_VAR"), undefined);
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assertEquals(Deno.env.get("TEST_VAR"), undefined);
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});
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Deno.test({ permissions: { env: true } }, function hasEnv() {
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Deno.env.set("TEST_VAR", "A");
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assert(Deno.env.has("TEST_VAR"));
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Deno.env.delete("TEST_VAR");
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assert(!Deno.env.has("TEST_VAR"));
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});
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Deno.test({ permissions: { env: true } }, function avoidEmptyNamedEnv() {
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assertThrows(() => Deno.env.set("", "v"), TypeError);
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assertThrows(() => Deno.env.set("a=a", "v"), TypeError);
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assertThrows(() => Deno.env.set("a\0a", "v"), TypeError);
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assertThrows(() => Deno.env.set("TEST_VAR", "v\0v"), TypeError);
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assertThrows(() => Deno.env.get(""), TypeError);
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assertThrows(() => Deno.env.get("a=a"), TypeError);
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assertThrows(() => Deno.env.get("a\0a"), TypeError);
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assertThrows(() => Deno.env.delete(""), TypeError);
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assertThrows(() => Deno.env.delete("a=a"), TypeError);
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assertThrows(() => Deno.env.delete("a\0a"), TypeError);
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});
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Deno.test({ permissions: { env: false } }, function envPerm1() {
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assertThrows(() => {
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Deno.env.toObject();
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}, Deno.errors.NotCapable);
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});
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Deno.test({ permissions: { env: false } }, function envPerm2() {
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assertThrows(() => {
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Deno.env.get("PATH");
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}, Deno.errors.NotCapable);
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});
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// This test verifies that on Windows, environment variables are
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// case-insensitive. Case normalization needs be done using the collation
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// that Windows uses, rather than naively using String.toLowerCase().
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Deno.test(
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{
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ignore: Deno.build.os !== "windows",
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permissions: { read: true, env: true, run: true },
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},
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async function envCaseInsensitive() {
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// Utility function that runs a Deno subprocess with the environment
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// specified in `inputEnv`. The subprocess reads the environment variables
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// which are in the keys of `expectedEnv` and writes them to stdout as JSON.
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// It is then verified that these match with the values of `expectedEnv`.
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const checkChildEnv = async (
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inputEnv: Record<string, string>,
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expectedEnv: Record<string, string>,
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) => {
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const src = `
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console.log(
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${
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JSON.stringify(Object.keys(expectedEnv))
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}.map(k => Deno.env.get(k) ?? null)
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)`;
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const { success, stdout } = await new Deno.Command(Deno.execPath(), {
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args: ["eval", src],
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env: { ...inputEnv, NO_COLOR: "1" },
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}).output();
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assertEquals(success, true);
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const expectedValues = Object.values(expectedEnv);
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const actualValues = JSON.parse(new TextDecoder().decode(stdout));
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assertEquals(actualValues, expectedValues);
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};
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assertEquals(Deno.env.get("path"), Deno.env.get("PATH"));
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assertEquals(Deno.env.get("Path"), Deno.env.get("PATH"));
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// Check 'foo', 'Foo' and 'Foo' are case folded.
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await checkChildEnv({ foo: "X" }, { foo: "X", Foo: "X", FOO: "X" });
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// Check that 'µ' and 'Μ' are not case folded.
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const lc1 = "µ";
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const uc1 = lc1.toUpperCase();
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assertNotEquals(lc1, uc1);
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await checkChildEnv(
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{ [lc1]: "mu", [uc1]: "MU" },
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{ [lc1]: "mu", [uc1]: "MU" },
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);
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// Check that 'dž' and 'DŽ' are folded, but 'Dž' is preserved.
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const c2 = "Dž";
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const lc2 = c2.toLowerCase();
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const uc2 = c2.toUpperCase();
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assertNotEquals(c2, lc2);
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assertNotEquals(c2, uc2);
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await checkChildEnv(
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{ [c2]: "Dz", [lc2]: "dz" },
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{ [c2]: "Dz", [lc2]: "dz", [uc2]: "dz" },
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);
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await checkChildEnv(
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{ [c2]: "Dz", [uc2]: "DZ" },
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{ [c2]: "Dz", [uc2]: "DZ", [lc2]: "DZ" },
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);
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},
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);
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Deno.test({ permissions: { env: true } }, function envInvalidChars() {
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assertThrows(() => Deno.env.get(""), TypeError, "Key is an empty string");
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assertThrows(
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() => Deno.env.get("\0"),
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TypeError,
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'Key contains invalid characters: "\\0"',
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);
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assertThrows(
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() => Deno.env.get("="),
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TypeError,
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'Key contains invalid characters: "="',
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);
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assertThrows(
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() => Deno.env.set("", "foo"),
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TypeError,
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"Key is an empty string",
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);
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assertThrows(
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() => Deno.env.set("\0", "foo"),
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TypeError,
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'Key contains invalid characters: "\\0"',
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);
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assertThrows(
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() => Deno.env.set("=", "foo"),
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TypeError,
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'Key contains invalid characters: "="',
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);
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assertThrows(
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() => Deno.env.set("foo", "\0"),
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TypeError,
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'Value contains invalid characters: "\\0"',
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);
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});
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Deno.test(function osPid() {
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assertEquals(typeof Deno.pid, "number");
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assert(Deno.pid > 0);
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});
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Deno.test(function osPpid() {
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assertEquals(typeof Deno.ppid, "number");
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assert(Deno.ppid > 0);
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});
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Deno.test(
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{ permissions: { run: true, read: true } },
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async function osPpidIsEqualToPidOfParentProcess() {
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const decoder = new TextDecoder();
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const { stdout } = await new Deno.Command(Deno.execPath(), {
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args: ["eval", "-p", "Deno.ppid"],
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env: { NO_COLOR: "true" },
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}).output();
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const expected = Deno.pid;
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const actual = parseInt(decoder.decode(stdout));
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assertEquals(actual, expected);
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},
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);
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Deno.test({ permissions: { read: true } }, function execPath() {
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assertNotEquals(Deno.execPath(), "");
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});
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Deno.test({ permissions: { read: false } }, function execPathPerm() {
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assertThrows(
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() => {
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Deno.execPath();
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},
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Deno.errors.NotCapable,
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"Requires read access to <exec_path>, run again with the --allow-read flag",
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);
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});
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Deno.test(
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{
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ignore: Deno.build.os !== "linux",
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permissions: { read: true, run: false },
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},
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function procRequiresAllowAll() {
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assertThrows(
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() => {
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Deno.readTextFileSync("/proc/net/dev");
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},
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Deno.errors.NotCapable,
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`Requires all access to "/proc/net/dev", run again with the --allow-all flag`,
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);
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},
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);
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Deno.test(
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{ permissions: { sys: ["loadavg"] } },
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function loadavgSuccess() {
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const load = Deno.loadavg();
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assertEquals(load.length, 3);
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},
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);
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Deno.test({ permissions: { sys: false } }, function loadavgPerm() {
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assertThrows(() => {
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Deno.loadavg();
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}, Deno.errors.NotCapable);
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});
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Deno.test(
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{ permissions: { sys: ["hostname"] } },
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function hostnameDir() {
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assertNotEquals(Deno.hostname(), "");
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},
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);
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Deno.test(
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{ permissions: { run: [Deno.execPath()], read: true } },
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// See https://github.com/denoland/deno/issues/16527
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async function hostnameWithoutOtherNetworkUsages() {
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const { stdout } = await new Deno.Command(Deno.execPath(), {
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args: ["eval", "-p", "Deno.hostname()"],
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env: {
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LD_PRELOAD: "",
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LD_LIBRARY_PATH: "",
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DYLD_FALLBACK_LIBRARY_PATH: "",
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},
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}).output();
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const hostname = new TextDecoder().decode(stdout).trim();
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assert(hostname.length > 0);
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},
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);
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Deno.test({ permissions: { sys: false } }, function hostnamePerm() {
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assertThrows(() => {
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Deno.hostname();
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}, Deno.errors.NotCapable);
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});
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Deno.test(
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{ permissions: { sys: ["osRelease"] } },
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function releaseDir() {
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assertNotEquals(Deno.osRelease(), "");
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},
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);
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Deno.test({ permissions: { sys: false } }, function releasePerm() {
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assertThrows(() => {
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Deno.osRelease();
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}, Deno.errors.NotCapable);
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});
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Deno.test({ permissions: { sys: ["osUptime"] } }, function osUptime() {
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const uptime = Deno.osUptime();
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assert(typeof uptime === "number");
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assert(uptime > 0);
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});
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Deno.test({ permissions: { sys: false } }, function osUptimePerm() {
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assertThrows(() => {
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Deno.osUptime();
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}, Deno.errors.NotCapable);
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});
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Deno.test(
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{ permissions: { sys: ["systemMemoryInfo"] } },
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function systemMemoryInfo() {
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const info = Deno.systemMemoryInfo();
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assert(info.total >= 0);
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assert(info.free >= 0);
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assert(info.available >= 0);
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assert(info.buffers >= 0);
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assert(info.cached >= 0);
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assert(info.swapTotal >= 0);
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assert(info.swapFree >= 0);
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},
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);
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Deno.test({ permissions: { sys: ["uid"] } }, function getUid() {
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if (Deno.build.os === "windows") {
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assertEquals(Deno.uid(), null);
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} else {
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const uid = Deno.uid();
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assert(typeof uid === "number");
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assert(uid > 0);
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}
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});
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Deno.test({ permissions: { sys: ["gid"] } }, function getGid() {
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if (Deno.build.os === "windows") {
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assertEquals(Deno.gid(), null);
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} else {
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const gid = Deno.gid();
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assert(typeof gid === "number");
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assert(gid > 0);
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}
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});
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Deno.test(function memoryUsage() {
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const mem = Deno.memoryUsage();
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assert(typeof mem.rss === "number");
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assert(typeof mem.heapTotal === "number");
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assert(typeof mem.heapUsed === "number");
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assert(typeof mem.external === "number");
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assert(mem.rss >= mem.heapTotal);
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});
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Deno.test("Deno.exitCode getter and setter", () => {
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// Initial value is 0
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assertEquals(Deno.exitCode, 0);
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try {
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// Set a new value
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Deno.exitCode = 5;
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assertEquals(Deno.exitCode, 5);
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} finally {
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// Reset to initial value
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Deno.exitCode = 0;
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}
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assertEquals(Deno.exitCode, 0);
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});
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Deno.test("Setting Deno.exitCode to non-number throws TypeError", () => {
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// Throws on non-number values
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assertThrows(
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() => {
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// @ts-expect-error Testing for runtime error
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Deno.exitCode = "123";
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},
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TypeError,
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"Exit code must be a number, got: 123 (string)",
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);
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// Throws on bigint values
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assertThrows(
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() => {
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// @ts-expect-error Testing for runtime error
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Deno.exitCode = 1n;
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},
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TypeError,
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"Exit code must be a number, got: 1 (bigint)",
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);
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});
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Deno.test("Setting Deno.exitCode to non-integer throws RangeError", () => {
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// Throws on non-integer values
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assertThrows(
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() => {
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Deno.exitCode = 3.14;
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},
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RangeError,
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"Exit code must be an integer, got: 3.14",
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);
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});
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Deno.test("Setting Deno.exitCode does not cause an immediate exit", () => {
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let exited = false;
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const originalExit = Deno.exit;
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// @ts-expect-error; read-only
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Deno.exit = () => {
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exited = true;
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};
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try {
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Deno.exitCode = 1;
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assertEquals(exited, false);
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} finally {
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Deno.exit = originalExit;
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Deno.exitCode = 0;
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}
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});
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