text: 'use strict';
  
  const context = require('../helpers/context');
  
  describe('ctx.accepts(types)', function () {
    describe('with no arguments', function () {
      describe('when Accept is populated', function () {
        it('should return all accepted types', function () {
          const ctx = context();
          ctx.req.headers.accept = 'application/*;q=0.2, image/jpeg;q=0.8, text/html, text/plain';
          ctx.accepts().should.eql(['text/html', 'text/plain', 'image/jpeg', 'application/*']);
        });
      });
    });
  
    describe('with no valid types', function () {
      describe('when Accept is populated', function () {
        it('should return false', function () {
          const ctx = context();
          ctx.req.headers.accept = 'application/*;q=0.2, image/jpeg;q=0.8, text/html, text/plain';
          ctx.accepts('image/png', 'image/tiff').should.be.false;
        });
      });
  
      describe('when Accept is not populated', function () {
        it('should return the first type', function () {
          const ctx = context();
          ctx.accepts('text/html', 'text/plain', 'image/jpeg', 'application/*').should.equal('text/html');
        });
      });
    });
  
    describe('when extensions are given', function () {
      it('should convert to mime types', function () {
        const ctx = context();
        ctx.req.headers.accept = 'text/plain, text/html';
        ctx.accepts('html').should.equal('html');
        ctx.accepts('.html').should.equal('.html');
        ctx.accepts('txt').should.equal('txt');
        ctx.accepts('.txt').should.equal('.txt');
        ctx.accepts('png').should.be.false;
      });
    });
  
    describe('when an array is given', function () {
      it('should return the first match', function () {
        const ctx = context();
        ctx.req.headers.accept = 'text/plain, text/html';
        ctx.accepts(['png', 'text', 'html']).should.equal('text');
        ctx.accepts(['png', 'html']).should.equal('html');
      });
    });
  
    describe('when multiple arguments are given', function () {
      it('should return the first match', function () {
        const ctx = context();
        ctx.req.headers.accept = 'text/plain, text/html';
        ctx.accepts('png', 'text', 'html').should.equal('text');
        ctx.accepts('png', 'html').should.equal('html');
      });
    });
  
    describe('when present in Accept as an exact match', function () {
      it('should return the type', function () {
        const ctx = context();
        ctx.req.headers.accept = 'text/plain, text/html';
        ctx.accepts('text/html').should.equal('text/html');
        ctx.accepts('text/plain').should.equal('text/plain');
      });
    });
  
    describe('when present in Accept as a type match', function () {
      it('should return the type', function () {
        const ctx = context();
        ctx.req.headers.accept = 'application/json, */*';
        ctx.accepts('text/html').should.equal('text/html');
        ctx.accepts('text/plain').should.equal('text/plain');
        ctx.accepts('image/png').should.equal('image/png');
      });
    });
  
    describe('when present in Accept as a subtype match', function () {
      it('should return the type', function () {
        const ctx = context();
        ctx.req.headers.accept = 'application/json, text/*';
        ctx.accepts('text/html').should.equal('text/html');
        ctx.accepts('text/plain').should.equal('text/plain');
        ctx.accepts('image/png').should.be.false;
      });
    });
  });
  