Quelle shell-utils.test.ts
Sprache: unbekannt
import fs from "node:fs" ;
import os from "node:os" ;
import path from "node:path" ;
import { afterEach, beforeEach, describe, expect, it } from "vitest" ;
import { captureEnv } from "../test-utils/env.js" ;
import {
detectRuntimeShell,
getShellConfig,
resolvePowerShellPath,
resolveShellFromPath,
} from "./shell-utils.js" ;
const isWin = process.platform === "win32" ;
function createTempCommandDir(
tempDirs: string[],
files: Array<{ name: string; executable?: boolean }>,
): string {
const dir = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-shell-" ));
tempDirs.push(dir);
for (const file of files) {
const filePath = path.join(dir, file.name);
fs.writeFileSync(filePath, "" );
fs.chmodSync(filePath, file.executable === false ? 0 o644 : 0 o755);
}
return dir;
}
describe("getShellConfig" , () => {
let envSnapshot: ReturnType<typeof captureEnv>;
const tempDirs: string[] = [];
beforeEach(() => {
envSnapshot = captureEnv(["SHELL" , "PATH" ]);
if (!isWin) {
process.env.SHELL = "/usr/bin/fish" ;
}
});
afterEach(() => {
envSnapshot.restore();
for (const dir of tempDirs.splice(0 )) {
fs.rmSync(dir, { recursive: true , force: true });
}
});
if (isWin) {
it("uses PowerShell on Windows" , () => {
const { shell } = getShellConfig();
const normalized = shell.toLowerCase();
expect(normalized.includes("powershell" ) || normalized.includes("pwsh" )).toBe(true );
});
return ;
}
it("prefers bash when fish is default and bash is on PATH" , () => {
const binDir = createTempCommandDir(tempDirs, [{ name: "bash" }]);
process.env.PATH = binDir;
const { shell } = getShellConfig();
expect(shell).toBe(path.join(binDir, "bash" ));
});
it("falls back to sh when fish is default and bash is missing" , () => {
const binDir = createTempCommandDir(tempDirs, [{ name: "sh" }]);
process.env.PATH = binDir;
const { shell } = getShellConfig();
expect(shell).toBe(path.join(binDir, "sh" ));
});
it("falls back to env shell when fish is default and no sh is available" , () => {
process.env.PATH = "" ;
const { shell } = getShellConfig();
expect(shell).toBe("/usr/bin/fish" );
});
it("uses sh when SHELL is unset" , () => {
delete process.env.SHELL;
process.env.PATH = "" ;
const { shell } = getShellConfig();
expect(shell).toBe("sh" );
});
it("falls back to sh on PATH when SHELL is /usr/bin/false" , () => {
const binDir = createTempCommandDir(tempDirs, [{ name: "sh" }]);
process.env.SHELL = "/usr/bin/false" ;
process.env.PATH = binDir;
const { shell, args } = getShellConfig();
expect(shell).toBe(path.join(binDir, "sh" ));
expect(args).toEqual(["-c" ]);
});
it("falls back to sh on PATH when SHELL is /sbin/nologin" , () => {
const binDir = createTempCommandDir(tempDirs, [{ name: "sh" }]);
process.env.SHELL = "/sbin/nologin" ;
process.env.PATH = binDir;
const { shell } = getShellConfig();
expect(shell).toBe(path.join(binDir, "sh" ));
});
it("falls back to bare sh when SHELL is a placeholder and no sh is on PATH" , () => {
process.env.SHELL = "/usr/bin/false" ;
process.env.PATH = "" ;
const { shell } = getShellConfig();
expect(shell).toBe("sh" );
});
});
describe("resolveShellFromPath" , () => {
let envSnapshot: ReturnType<typeof captureEnv>;
const tempDirs: string[] = [];
beforeEach(() => {
envSnapshot = captureEnv(["PATH" ]);
});
afterEach(() => {
envSnapshot.restore();
for (const dir of tempDirs.splice(0 )) {
fs.rmSync(dir, { recursive: true , force: true });
}
});
it("returns undefined when PATH is empty" , () => {
process.env.PATH = "" ;
expect(resolveShellFromPath("bash" )).toBeUndefined();
});
if (isWin) {
return ;
}
it("returns the first executable match from PATH" , () => {
const notExecutable = createTempCommandDir(tempDirs, [{ name: "bash" , executable: false }]);
const executable = createTempCommandDir(tempDirs, [{ name: "bash" , executable: true }]);
process.env.PATH = [notExecutable, executable].join(path.delimiter);
expect(resolveShellFromPath("bash" )).toBe(path.join(executable, "bash" ));
});
it("returns undefined when command does not exist" , () => {
const dir = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-shell-empty-" ));
tempDirs.push(dir);
process.env.PATH = dir;
expect(resolveShellFromPath("bash" )).toBeUndefined();
});
});
describe("detectRuntimeShell" , () => {
let envSnapshot: ReturnType<typeof captureEnv>;
beforeEach(() => {
envSnapshot = captureEnv([
"OPENCLAW_SHELL" ,
"SHELL" ,
"POWERSHELL_DISTRIBUTION_CHANNEL" ,
"BASH_VERSION" ,
"ZSH_VERSION" ,
"FISH_VERSION" ,
"KSH_VERSION" ,
"NU_VERSION" ,
"NUSHELL_VERSION" ,
]);
delete process.env.OPENCLAW_SHELL;
delete process.env.POWERSHELL_DISTRIBUTION_CHANNEL;
delete process.env.BASH_VERSION;
delete process.env.ZSH_VERSION;
delete process.env.FISH_VERSION;
delete process.env.KSH_VERSION;
delete process.env.NU_VERSION;
delete process.env.NUSHELL_VERSION;
});
afterEach(() => {
envSnapshot.restore();
});
if (!isWin) {
it("ignores non-interactive SHELL placeholders and falls through to runtime hints" , () => {
process.env.SHELL = "/usr/bin/false" ;
process.env.BASH_VERSION = "5.2.0" ;
expect(detectRuntimeShell()).toBe("bash" );
});
}
});
describe("resolvePowerShellPath" , () => {
let envSnapshot: ReturnType<typeof captureEnv>;
const tempDirs: string[] = [];
beforeEach(() => {
envSnapshot = captureEnv([
"ProgramFiles" ,
"PROGRAMFILES" ,
"ProgramW6432" ,
"SystemRoot" ,
"WINDIR" ,
"PATH" ,
]);
});
afterEach(() => {
envSnapshot.restore();
for (const dir of tempDirs.splice(0 )) {
fs.rmSync(dir, { recursive: true , force: true });
}
});
it("prefers PowerShell 7 in ProgramFiles" , () => {
const base = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-pfiles-" ));
tempDirs.push(base);
const pwsh7Dir = path.join(base, "PowerShell" , "7" );
fs.mkdirSync(pwsh7Dir, { recursive: true });
const pwsh7Path = path.join(pwsh7Dir, "pwsh.exe" );
fs.writeFileSync(pwsh7Path, "" );
process.env.ProgramFiles = base;
process.env.PATH = "" ;
delete process.env.ProgramW6432;
delete process.env.SystemRoot;
delete process.env.WINDIR;
expect(resolvePowerShellPath()).toBe(pwsh7Path);
});
it("prefers ProgramW6432 PowerShell 7 when ProgramFiles lacks pwsh" , () => {
const programFiles = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-pfiles-" ));
const programW6432 = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-pw6432-" ));
tempDirs.push(programFiles, programW6432);
const pwsh7Dir = path.join(programW6432, "PowerShell" , "7" );
fs.mkdirSync(pwsh7Dir, { recursive: true });
const pwsh7Path = path.join(pwsh7Dir, "pwsh.exe" );
fs.writeFileSync(pwsh7Path, "" );
process.env.ProgramFiles = programFiles;
process.env.ProgramW6432 = programW6432;
process.env.PATH = "" ;
delete process.env.SystemRoot;
delete process.env.WINDIR;
expect(resolvePowerShellPath()).toBe(pwsh7Path);
});
it("finds pwsh on PATH when not in standard install locations" , () => {
const programFiles = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-pfiles-" ));
const binDir = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-bin-" ));
tempDirs.push(programFiles, binDir);
const pwshPath = path.join(binDir, "pwsh" );
fs.writeFileSync(pwshPath, "" );
fs.chmodSync(pwshPath, 0 o755);
process.env.ProgramFiles = programFiles;
process.env.PATH = binDir;
delete process.env.ProgramW6432;
delete process.env.SystemRoot;
delete process.env.WINDIR;
expect(resolvePowerShellPath()).toBe(pwshPath);
});
it("falls back to Windows PowerShell 5.1 path when pwsh is unavailable" , () => {
const programFiles = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-pfiles-" ));
const sysRoot = fs.mkdtempSync(path.join(os.tmpdir(), "openclaw-sysroot-" ));
tempDirs.push(programFiles, sysRoot);
const ps51Dir = path.join(sysRoot, "System32" , "WindowsPowerShell" , "v1.0" );
fs.mkdirSync(ps51Dir, { recursive: true });
const ps51Path = path.join(ps51Dir, "powershell.exe" );
fs.writeFileSync(ps51Path, "" );
process.env.ProgramFiles = programFiles;
process.env.SystemRoot = sysRoot;
process.env.PATH = "" ;
delete process.env.ProgramW6432;
delete process.env.WINDIR;
expect(resolvePowerShellPath()).toBe(ps51Path);
});
});
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