118 lines
4.0 KiB
TypeScript
118 lines
4.0 KiB
TypeScript
import { afterEach, beforeEach, describe, expect, it } from 'vitest'
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import { chmod, mkdtemp, mkdir, rm, writeFile, realpath } from 'node:fs/promises'
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import { tmpdir } from 'node:os'
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import { join } from 'node:path'
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import { Context } from 'cordis'
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import Lsp, { type LspQueryRequest } from '@deepseek-ai/dsh-lsp'
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import * as LspLocal from '@deepseek-ai/dsh-lsp-local'
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let root: string
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let ws: string
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beforeEach(async () => {
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root = await realpath(await mkdtemp(join(tmpdir(), 'lsp-prov-')))
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ws = join(root, 'ws')
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await mkdir(ws)
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await writeFile(join(ws, 'a.ts'), 'const x = 1\n')
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})
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afterEach(async () => {
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await rm(root, { recursive: true, force: true })
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})
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function query(): LspQueryRequest {
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return { operation: 'definition', filePath: 'a.ts', position: { line: 0, character: 0 }, workspaceRoot: ws }
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}
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describe('lsp-local provider resolution', () => {
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it('resolves a bare command on the child PATH and registers the provider', async () => {
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// A tiny executable script placed on a custom PATH dir: the load-time resolver must find it.
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const bin = join(root, 'bin')
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await mkdir(bin)
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const exe = join(bin, 'fake-lsp')
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await writeFile(exe, '#!/bin/sh\nexit 0\n')
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await chmod(exe, 0o755)
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const ctx = new Context()
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await ctx.plugin(Lsp)
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await expect(ctx.plugin(LspLocal, {
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providerId: 'onpath',
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command: 'fake-lsp',
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args: [],
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env: { PATH: bin },
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extensionToLanguage: { '.ts': 'typescript' },
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})).resolves.toBeDefined()
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await ctx.fiber.dispose()
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})
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it('skips empty PATH segments and fails when the command is absent', async () => {
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const ctx = new Context()
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await ctx.plugin(Lsp)
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await expect(ctx.plugin(LspLocal, {
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providerId: 'nope',
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command: 'fake-lsp',
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args: [],
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env: { PATH: `::${join(root, 'empty')}` },
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extensionToLanguage: { '.ts': 'typescript' },
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})).rejects.toThrow(/was not found on PATH/)
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await ctx.fiber.dispose()
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})
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it('rejects a query after the provider is disposed', async () => {
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// Use a server that never emits results and dispose the plugin, then confirm queries are refused.
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const ctx = new Context()
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await ctx.plugin(Lsp)
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// Grab the provider instance by registering, then dispose the whole plugin fiber.
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const lsp = ctx.lsp
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const fiber = await ctx.plugin(LspLocal, {
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providerId: 'disp',
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command: process.execPath,
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args: ['-e', 'setInterval(()=>{},1000)'],
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extensionToLanguage: { '.ts': 'typescript' },
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})
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await fiber.dispose()
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// After disposal the provider unregistered from the seam, so selection fails as unavailable.
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await expect(lsp.query(query())).rejects.toThrow(expect.objectContaining({ code: 'LSP_UNAVAILABLE' }))
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await ctx.fiber.dispose()
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})
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it('rejects a nonpositive teardown budget at load', async () => {
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const ctx = new Context()
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await ctx.plugin(Lsp)
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await expect(ctx.plugin(LspLocal, {
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providerId: 'bad-budget',
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command: process.execPath,
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args: ['-e', ''],
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extensionToLanguage: { '.ts': 'typescript' },
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killGraceMs: 0,
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})).rejects.toThrow(/killGraceMs must be a positive integer/)
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await ctx.fiber.dispose()
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})
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it('rejects an absolute command that is not executable at load', async () => {
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const notExe = join(root, 'not-exe.txt')
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await writeFile(notExe, 'plain text, not executable')
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const ctx = new Context()
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await ctx.plugin(Lsp)
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await expect(ctx.plugin(LspLocal, {
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providerId: 'abs-bad',
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command: notExe,
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args: [],
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extensionToLanguage: { '.ts': 'typescript' },
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})).rejects.toThrow(/is not an executable file/)
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await ctx.fiber.dispose()
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})
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it('rejects an executable directory as a command at load', async () => {
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const ctx = new Context()
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await ctx.plugin(Lsp)
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await expect(ctx.plugin(LspLocal, {
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providerId: 'abs-directory',
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command: ws,
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args: [],
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extensionToLanguage: { '.ts': 'typescript' },
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})).rejects.toThrow(/is not an executable file/)
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await ctx.fiber.dispose()
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})
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})
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