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a1b6014 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | import * as path from 'node:path'
import { describe, expect, it } from 'vitest'
import { electronBinaryName, electronDistCandidates, pathLookupCommand } from './electron-binary'
// Platform is a parameter everywhere below rather than read from
// process.platform, so the Windows rules are pinned on the Linux CI runner too.
// Reading the real platform would leave every Windows-only rule untested.
describe('electronBinaryName', () => {
it('asks for electron.exe on Windows', () => {
expect(electronBinaryName('win32')).toBe('electron.exe')
})
it('asks for a bare electron everywhere else', () => {
expect(electronBinaryName('linux')).toBe('electron')
expect(electronBinaryName('darwin')).toBe('electron')
})
})
describe('electronDistCandidates', () => {
const desktop = path.join('repo', 'apps', 'desktop')
const repo = 'repo'
it('probes the workspace-local install before the hoisted one', () => {
// npm only hoists `electron` to the repo root when nothing conflicts, so
// apps/desktop/node_modules is an ordinary outcome of `npm install`, not a
// broken tree. Probing only the repo root is what makes the suite refuse to
// start with "run npm install" on a tree that has electron installed.
expect(electronDistCandidates([desktop, repo], 'linux')).toEqual([
path.join(desktop, 'node_modules', 'electron', 'dist', 'electron'),
path.join(repo, 'node_modules', 'electron', 'dist', 'electron'),
])
})
it('carries the platform binary name into every candidate', () => {
// A bare `electron` file never exists in a Windows dist, so a probe built
// from a hardcoded name cannot match there no matter which root it walks.
for (const candidate of electronDistCandidates([desktop, repo], 'win32')) {
expect(path.basename(candidate)).toBe('electron.exe')
}
})
})
describe('pathLookupCommand', () => {
it('uses where on Windows and which elsewhere', () => {
// `which` is not a command on Windows; spawning it unconditionally made the
// PATH fallback fail for a reason unrelated to whether electron is on PATH.
expect(pathLookupCommand('win32')).toBe('where')
expect(pathLookupCommand('linux')).toBe('which')
expect(pathLookupCommand('darwin')).toBe('which')
})
})
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