void ExpectationBase::CheckActionCountIfNotDone()

in ext/gtest-1.8.0/googlemock/src/gmock-spec-builders.cc [173:222]

• 43 lines of code
• 14 McCabe index (conditional complexity)

void ExpectationBase::CheckActionCountIfNotDone() const
    GTEST_LOCK_EXCLUDED_(mutex_) {
  bool should_check = false;
  {
    MutexLock l(&mutex_);
    if (!action_count_checked_) {
      action_count_checked_ = true;
      should_check = true;
    }
  }

  if (should_check) {
    if (!cardinality_specified_) {
      // The cardinality was inferred - no need to check the action
      // count against it.
      return;
    }

    // The cardinality was explicitly specified.
    const int action_count = static_cast<int>(untyped_actions_.size());
    const int upper_bound = cardinality().ConservativeUpperBound();
    const int lower_bound = cardinality().ConservativeLowerBound();
    bool too_many;  // True if there are too many actions, or false
    // if there are too few.
    if (action_count > upper_bound ||
        (action_count == upper_bound && repeated_action_specified_)) {
      too_many = true;
    } else if (0 < action_count && action_count < lower_bound &&
               !repeated_action_specified_) {
      too_many = false;
    } else {
      return;
    }

    ::std::stringstream ss;
    DescribeLocationTo(&ss);
    ss << "Too " << (too_many ? "many" : "few")
       << " actions specified in " << source_text() << "...\n"
       << "Expected to be ";
    cardinality().DescribeTo(&ss);
    ss << ", but has " << (too_many ? "" : "only ")
       << action_count << " WillOnce()"
       << (action_count == 1 ? "" : "s");
    if (repeated_action_specified_) {
      ss << " and a WillRepeatedly()";
    }
    ss << ".";
    Log(kWarning, ss.str(), -1);  // -1 means "don't print stack trace".
  }
}