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denoland-deno/cli/js/os_test.ts

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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import {
test,
testPerm,
assert,
assertEquals,
assertNotEquals,
assertThrows
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} from "./test_util.ts";
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testPerm({ env: true }, function envSuccess(): void {
const env = Deno.env();
assert(env !== null);
// eslint-disable-next-line @typescript-eslint/camelcase
env.test_var = "Hello World";
const newEnv = Deno.env();
assertEquals(env.test_var, newEnv.test_var);
assertEquals(Deno.env("test_var"), env.test_var);
});
testPerm({ env: true }, function envNotFound(): void {
const r = Deno.env("env_var_does_not_exist!");
assertEquals(r, undefined);
});
test(function envPermissionDenied1(): void {
let err;
try {
Deno.env();
} catch (e) {
err = e;
}
assertNotEquals(err, undefined);
assertEquals(err.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(err.name, "PermissionDenied");
});
test(function envPermissionDenied2(): void {
let err;
try {
Deno.env("PATH");
} catch (e) {
err = e;
}
assertNotEquals(err, undefined);
assertEquals(err.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(err.name, "PermissionDenied");
});
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if (Deno.build.os === "win") {
// This test verifies that on Windows, environment variables are
// case-insensitive. Case normalization needs be done using the collation
// that Windows uses, rather than naively using String.toLowerCase().
testPerm({ env: true, run: true }, async function envCaseInsensitive() {
// Utility function that runs a Deno subprocess with the environment
// specified in `inputEnv`. The subprocess reads the environment variables
// which are in the keys of `expectedEnv` and writes them to stdout as JSON.
// It is then verified that these match with the values of `expectedEnv`.
const checkChildEnv = async (inputEnv, expectedEnv): Promise<void> => {
const src = `
console.log(
${JSON.stringify(Object.keys(expectedEnv))}.map(k => Deno.env(k))
)`;
const proc = Deno.run({
args: [Deno.execPath(), "eval", src],
env: inputEnv,
stdout: "piped"
});
const status = await proc.status();
assertEquals(status.success, true);
const expectedValues = Object.values(expectedEnv);
const actualValues = JSON.parse(
new TextDecoder().decode(await proc.output())
);
assertEquals(actualValues, expectedValues);
};
assertEquals(Deno.env("path"), Deno.env("PATH"));
assertEquals(Deno.env("Path"), Deno.env("PATH"));
// Check 'foo', 'Foo' and 'Foo' are case folded.
await checkChildEnv({ foo: "X" }, { foo: "X", Foo: "X", FOO: "X" });
// Check that 'µ' and 'Μ' are not case folded.
const lc1 = "µ";
const uc1 = lc1.toUpperCase();
assertNotEquals(lc1, uc1);
await checkChildEnv(
{ [lc1]: "mu", [uc1]: "MU" },
{ [lc1]: "mu", [uc1]: "MU" }
);
// Check that 'dž' and 'DŽ' are folded, but 'Dž' is preserved.
const c2 = "Dž";
const lc2 = c2.toLowerCase();
const uc2 = c2.toUpperCase();
assertNotEquals(c2, lc2);
assertNotEquals(c2, uc2);
await checkChildEnv(
{ [c2]: "Dz", [lc2]: "dz" },
{ [c2]: "Dz", [lc2]: "dz", [uc2]: "dz" }
);
await checkChildEnv(
{ [c2]: "Dz", [uc2]: "DZ" },
{ [c2]: "Dz", [uc2]: "DZ", [lc2]: "DZ" }
);
});
}
test(function osPid(): void {
console.log("pid", Deno.pid);
assert(Deno.pid > 0);
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});
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test(function osIsTTYSmoke(): void {
console.log(Deno.isTTY());
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});
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testPerm({ env: true }, function getDir(): void {
type supportOS = "mac" | "win" | "linux";
interface Runtime {
os: supportOS;
shouldHaveValue: boolean;
}
interface Scenes {
kind: Deno.DirKind;
runtime: Runtime[];
}
const scenes: Scenes[] = [
{
kind: "config",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: true }
]
},
{
kind: "cache",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: true }
]
},
{
kind: "executable",
runtime: [
{ os: "mac", shouldHaveValue: false },
{ os: "win", shouldHaveValue: false },
{ os: "linux", shouldHaveValue: true }
]
},
{
kind: "data",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: true }
]
},
{
kind: "data_local",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: true }
]
},
{
kind: "audio",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
},
{
kind: "desktop",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
},
{
kind: "document",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
},
{
kind: "download",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
},
{
kind: "font",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: false },
{ os: "linux", shouldHaveValue: true }
]
},
{
kind: "picture",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
},
{
kind: "public",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
},
{
kind: "template",
runtime: [
{ os: "mac", shouldHaveValue: false },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
},
{
kind: "video",
runtime: [
{ os: "mac", shouldHaveValue: true },
{ os: "win", shouldHaveValue: true },
{ os: "linux", shouldHaveValue: false }
]
}
];
for (const s of scenes) {
for (const r of s.runtime) {
if (Deno.build.os !== r.os) continue;
if (r.shouldHaveValue) {
assertNotEquals(Deno.dir(s.kind), "");
} else {
assertEquals(Deno.dir(s.kind), null);
}
}
}
});
testPerm({}, function getDirWithoutPermission(): void {
assertThrows(
() => Deno.dir("home"),
Deno.DenoError,
`run again with the --allow-env flag`
);
});
testPerm({ env: true }, function execPath(): void {
assertNotEquals(Deno.execPath(), "");
});
testPerm({ env: false }, function execPathPerm(): void {
let caughtError = false;
try {
Deno.execPath();
} catch (err) {
caughtError = true;
assertEquals(err.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(err.name, "PermissionDenied");
}
assert(caughtError);
});
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testPerm({ env: true }, function hostnameDir(): void {
assertNotEquals(Deno.hostname(), "");
});
testPerm({ env: false }, function hostnamePerm(): void {
let caughtError = false;
try {
Deno.hostname();
} catch (err) {
caughtError = true;
assertEquals(err.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(err.name, "PermissionDenied");
}
assert(caughtError);
});