Function checkPriority

test/parallel/test-os-process-priority.js:121–145

(pid, expected)

function checkPriority(pid, expected) {
  const priority = os.getPriority(pid);

  // Verify that the priority values match on Unix, and are range mapped on
  // Windows.
  if (!common.isWindows) {
    assert.strictEqual(priority, expected);
    return;
  }

  // On Windows setting PRIORITY_HIGHEST will only work for elevated user,
  // for others it will be silently reduced to PRIORITY_HIGH
  if (expected < PRIORITY_HIGH)
    assert.ok(priority === PRIORITY_HIGHEST || priority === PRIORITY_HIGH);
  else if (expected < PRIORITY_ABOVE_NORMAL)
    assert.strictEqual(priority, PRIORITY_HIGH);
  else if (expected < PRIORITY_NORMAL)
    assert.strictEqual(priority, PRIORITY_ABOVE_NORMAL);
  else if (expected < PRIORITY_BELOW_NORMAL)
    assert.strictEqual(priority, PRIORITY_NORMAL);
  else if (expected < PRIORITY_LOW)
    assert.strictEqual(priority, PRIORITY_BELOW_NORMAL);
  else
    assert.strictEqual(priority, PRIORITY_LOW);
}