testVscodeRegistersNoServerCommands

tcmts.cli.test.e2e.lsp.testVscodeRegistersNoServerCommands · #lcthil4b · term

the VS Code extension registers none of the commands the server offers (its client registers those)

import { plainEnv, tcmBin, withChildren } from "#codebase/tcmts/cli/test/e2e/harness";
import { client } from "#codebase/tcmts/cli/test/e2e/lsp";
import assert from "node:assert/strict";
import { spawnSync } from "node:child_process";
import fs from "node:fs";
import path from "node:path";

export const testVscodeRegistersNoServerCommands = () =>
  withChildren(async (keep) => {
    const c = client(keep);
    const init = await c.request("initialize", {
      processId: null,
      rootUri: null,
      capabilities: {},
      clientInfo: { name: "Visual Studio Code" },
    });
    const offered: string[] = init.capabilities.executeCommandProvider.commands;
    // (its code, from the codebase this runs in: its view, which any tcm reads, even across a change of hash format)
    const view = path.join(
      process.cwd(),
      ".tcm",
      "src",
      "tcmts",
      "vscode",
      "extension",
      "activate.ts",
    );
    const extension = fs.existsSync(view)
      ? fs.readFileSync(view, "utf8")
      : spawnSync(process.execPath, [tcmBin(), "view", "tcmts.vscode.extension.activate"], {
          cwd: process.cwd(),
          env: plainEnv(),
          encoding: "utf8",
        }).stdout;
    const registered = [...extension.matchAll(/registerCommand\("([^"]+)"/g)].map((m) => m[1]);
    assert.ok(registered.length > 10);
    assert.deepEqual(
      registered.filter((r) => offered.includes(r)),
      [],
      "both registering one fails the client's start: 'command already exists'",
    );
    await c.request("shutdown", null);
  })

testVscodeRegistersNoServerCommands

uses