testResultsTravel

tcmts.cli.test.e2e.sync.testResultsTravel · #tsil2j5r · term

Tests' results travel with the code: pulled, a codebase has them, so its tests don't run again (a test's hash covers what it runs); pushed, the other side has what ran here.

import { tempDir } from "#codebase/tcmts/cli/test/e2e/harness";
import { codebase } from "#codebase/tcmts/cli/test/e2e/sync";
import assert from "node:assert/strict";
import fs from "node:fs";
import path from "node:path";

export const testResultsTravel = () => {
  const root = tempDir("sync results");
  const a = codebase(root, "a");
  a.scratch(
    `// tcm: namespace lib\nimport fs from "node:fs";\nexport const square = (x: number) => x * x;\n` +
      `export const testSquare = () => { if (square(3) !== 9) throw new Error("no"); };\n` +
      `export const testHere = () => { if (!fs.existsSync(".")) throw new Error("no"); };\n`,
  );
  a.tcm("add");
  assert.match(a.tcm("test"), /2 passed, 0 failed\n/);

  const b = codebase(root, "b");
  fs.rmSync(path.join(b.dir, "scratch.ts"));
  b.tcm("remote", "add", "origin", a.dir);
  assert.match(b.tcm("pull"), /received 2 test result\(s\)/);
  assert.match(b.tcm("test"), /2 passed, 0 failed \(2 cached\)/, "pulled, they needn't run");

  // a test b ran, pushed: a has its result
  b.scratch(
    `// tcm: namespace lib\nimport { square } from "#codebase/lib";\nexport const testFour = () => { if (square(2) !== 4) throw new Error("no"); };\n`,
  );
  b.tcm("add");
  assert.match(b.tcm("test"), /3 passed, 0 failed \(2 cached\)/);
  assert.match(b.tcm("push"), /sent 1 definition\(s\), 1 test result\(s\)/);
  assert.match(a.tcm("test"), /3 passed, 0 failed \(3 cached\)/);
}

testResultsTravel

uses