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files - add decode method (#824)

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This commit is contained in:
Benjamin Pasero
2025-02-19 09:26:13 +01:00
parent c1c6484a64
commit 6600b07e5c
5 changed files with 123 additions and 37 deletions
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28
extensions/vscode-api-tests/src/singlefolder-tests/workspace.fs.test.ts
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@@ -260,4 +260,32 @@ suite('vscode API - workspace-fs', () => {
await vscode.workspace.fs.delete(folder, { recursive: true, useTrash: false });
});
test('fs.decode', async function () {
const uri = root.with({ path: posix.join(root.path, 'file.txt') });
// without setting
assert.strictEqual(await vscode.workspace.fs.decode(uri, Buffer.from('Hello World')), 'Hello World');
assert.strictEqual(await vscode.workspace.fs.decode(uri, new Uint8Array([0xEF, 0xBB, 0xBF, 72, 101, 108, 108, 111, 32, 87, 111, 114, 108, 100])), 'Hello World'); // UTF-8 with BOM
assert.strictEqual(await vscode.workspace.fs.decode(uri, new Uint8Array([0xFE, 0xFF, 0, 72, 0, 101, 0, 108, 0, 108, 0, 111, 0, 32, 0, 87, 0, 111, 0, 114, 0, 108, 0, 100])), 'Hello World'); // UTF-16 BE with BOM
assert.strictEqual(await vscode.workspace.fs.decode(uri, new Uint8Array([0xFF, 0xFE, 72, 0, 101, 0, 108, 0, 108, 0, 111, 0, 32, 0, 87, 0, 111, 0, 114, 0, 108, 0, 100, 0])), 'Hello World'); // UTF-16 LE with BOM
assert.strictEqual(await vscode.workspace.fs.decode(uri, new Uint8Array([0, 72, 0, 101, 0, 108, 0, 108, 0, 111, 0, 32, 0, 87, 0, 111, 0, 114, 0, 108, 0, 100])), 'Hello World');
assert.strictEqual(await vscode.workspace.fs.decode(uri, new Uint8Array([72, 0, 101, 0, 108, 0, 108, 0, 111, 0, 32, 0, 87, 0, 111, 0, 114, 0, 108, 0, 100, 0])), 'Hello World');
// with auto-guess encoding
try {
await vscode.workspace.getConfiguration('files', uri).update('autoGuessEncoding', true, vscode.ConfigurationTarget.Global);
assert.strictEqual(await vscode.workspace.fs.decode(uri, new Uint8Array([72, 101, 108, 108, 0xF6, 32, 87, 0xF6, 114, 108, 100])), 'Hellö Wörld');
} finally {
await vscode.workspace.getConfiguration('files', uri).update('autoGuessEncoding', false, vscode.ConfigurationTarget.Global);
}
// with encoding setting
try {
await vscode.workspace.getConfiguration('files', uri).update('encoding', 'windows1252', vscode.ConfigurationTarget.Global);
assert.strictEqual(await vscode.workspace.fs.decode(uri, new Uint8Array([72, 101, 108, 108, 0xF6, 32, 87, 0xF6, 114, 108, 100])), 'Hellö Wörld');
} finally {
await vscode.workspace.getConfiguration('files', uri).update('encoding', 'utf8', vscode.ConfigurationTarget.Global);
}
});
});