/**
 * Expose `Context`.
 */

module.exports = Context;

/**
 * Initialize a new `Context`.
 *
 * @api private
 */

function Context(){}

/**
 * Set or get the context `Runnable` to `runnable`.
 *
 * @param {Runnable} runnable
 * @return {Context}
 * @api private
 */

Context.prototype.runnable = function(runnable){
  if (0 == arguments.length) return this._runnable;
  this.test = this._runnable = runnable;
  return this;
};

/**
 * Set test timeout `ms`.
 *
 * @param {Number} ms
 * @return {Context} self
 * @api private
 */

Context.prototype.timeout = function(ms){
  if (arguments.length === 0) return this.runnable().timeout();
  this.runnable().timeout(ms);
  return this;
};

/**
 * Set test timeout `enabled`.
 *
 * @param {Boolean} enabled
 * @return {Context} self
 * @api private
 */

Context.prototype.enableTimeouts = function (enabled) {
  this.runnable().enableTimeouts(enabled);
  return this;
};


/**
 * Set test slowness threshold `ms`.
 *
 * @param {Number} ms
 * @return {Context} self
 * @api private
 */

Context.prototype.slow = function(ms){
  this.runnable().slow(ms);
  return this;
};

/**
 * Inspect the context void of `._runnable`.
 *
 * @return {String}
 * @api private
 */

Context.prototype.inspect = function(){
  return JSON.stringify(this, function(key, val){
    if ('_runnable' == key) return;
    if ('test' == key) return;
    return val;
  }, 2);
};
