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Matteo Collina
49ad95045a
Enable node:vfs by default. --no-experimental-vfs disables node:vfs exposure and --vfs-load. Assisted-by: pi Signed-off-by: Matteo Collina <hello@matteocollina.com> PR-URL: https://github.com/nodejs/node/pull/66318 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Paolo Insogna <paolo@cowtech.it>
63 lines
2.0 KiB
JavaScript
63 lines
2.0 KiB
JavaScript
// Flags: --disable-warning=ExperimentalWarning
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'use strict';
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// Two concurrent mounts must each route to its own VFS without
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// interference. Also exercises that the layer registry routes
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// correctly when more than one VFS is active.
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require('../common');
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const assert = require('assert');
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const fs = require('fs');
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const path = require('path');
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const vfs = require('node:vfs');
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const a = vfs.create();
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a.writeFileSync('/file.txt', 'from-a');
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a.mkdirSync('/dir', { recursive: true });
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a.writeFileSync('/dir/inside.txt', 'a-inside');
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const b = vfs.create();
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b.writeFileSync('/file.txt', 'from-b');
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b.mkdirSync('/dir', { recursive: true });
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b.writeFileSync('/dir/inside.txt', 'b-inside');
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const baseA = a.mount();
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const baseB = b.mount();
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// Each mount sees its own content
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assert.strictEqual(fs.readFileSync(path.join(baseA, 'file.txt'), 'utf8'),
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'from-a');
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assert.strictEqual(fs.readFileSync(path.join(baseB, 'file.txt'), 'utf8'),
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'from-b');
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// Per-mount directory listings are isolated
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assert.deepStrictEqual(
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fs.readdirSync(baseA).sort(),
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['dir', 'file.txt'],
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);
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assert.deepStrictEqual(
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fs.readdirSync(baseB).sort(),
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['dir', 'file.txt'],
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);
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// Writing to one mount doesn't bleed into the other
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fs.writeFileSync(path.join(baseA, 'only-a.txt'), 'A');
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assert.strictEqual(fs.existsSync(path.join(baseB, 'only-a.txt')), false);
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assert.strictEqual(fs.readFileSync(path.join(baseA, 'only-a.txt'), 'utf8'),
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'A');
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// realpathSync returns the mount-rooted path (proves #toMountedPath on each)
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assert.strictEqual(fs.realpathSync(path.join(baseA, 'file.txt')),
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path.join(baseA, 'file.txt'));
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assert.strictEqual(fs.realpathSync(path.join(baseB, 'file.txt')),
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path.join(baseB, 'file.txt'));
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// Unmount one, the other still works
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a.unmount();
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assert.strictEqual(a.mounted, false);
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assert.strictEqual(b.mounted, true);
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assert.strictEqual(fs.readFileSync(path.join(baseB, 'file.txt'), 'utf8'),
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'from-b');
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b.unmount();
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