if (typeof module !== 'undefined') {
  var assert = require('assert');
  var sinon = require('sinon');
  var faker = require('../index');
}

describe('image.js', function () {
  describe('lorempicsum', function () {
    describe('imageUrl()', function () {
      it('returns a random image url from lorempixel', function () {
        var imageUrl = faker.image.lorempicsum.imageUrl();

        assert.strictEqual(imageUrl, 'https://picsum.photos/640/480');
      });
      it('returns a random image url from lorem picsum with width and height', function () {
        var imageUrl = faker.image.lorempicsum.imageUrl(100, 100);

        assert.strictEqual(imageUrl, 'https://picsum.photos/100/100');
      });
      it('returns a random image url grayscaled', function () {
        var imageUrl = faker.image.lorempicsum.imageUrl(100, 100, true);

        assert.strictEqual(imageUrl, 'https://picsum.photos/100/100?grayscale');
      });

      it('returns a random image url grayscaled and blurred', function () {
        var imageUrl = faker.image.lorempicsum.imageUrl(100, 100, true, 2);

        assert.strictEqual(
          imageUrl,
          'https://picsum.photos/100/100?grayscale&blur=2'
        );
      });

      it('returns a random image url blurred', function () {
        var imageUrl = faker.image.lorempicsum.imageUrl(100, 100, undefined, 2);

        assert.strictEqual(imageUrl, 'https://picsum.photos/100/100?blur=2');
      });

      it('returns a random image url with seed', function () {
        var imageUrl = faker.image.lorempicsum.imageUrl(
          100,
          100,
          undefined,
          undefined,
          'picsum'
        );

        assert.strictEqual(
          imageUrl,
          'https://picsum.photos/seed/picsum/100/100'
        );
      });
    });
    describe('avatar()', function () {
      it('return a random avatar from cloudflare-ipfs', function () {
        assert.notStrictEqual(
          -1,
          faker.image.lorempicsum
            .avatar()
            .indexOf(
              'cloudflare-ipfs.com/ipfs/Qmd3W5DuhgHirLHGVixi6V76LhCkZUz6pnFt5AJBiyvHye/avatar'
            )
        );
      });
    });

    describe('imageGrayscale()', function () {
      it('returns a random URL with grayscale image', function () {
        var imageUrl = faker.image.lorempicsum.imageGrayscale(100, 100, true);

        assert.strictEqual(imageUrl, 'https://picsum.photos/100/100?grayscale');
      });
    });
    describe('imageBlurred()', function () {
      it('returns a random image url blurred', function () {
        var imageUrl = faker.image.lorempicsum.imageBlurred(100, 100, 2);

        assert.strictEqual(imageUrl, 'https://picsum.photos/100/100?blur=2');
      });
    });
    describe('imageRandomSeeded()', function () {
      it('returns a random image url blurred', function () {
        var imageUrl = faker.image.lorempicsum.imageRandomSeeded(
          100,
          100,
          undefined,
          undefined,
          'picsum'
        );

        assert.strictEqual(
          imageUrl,
          'https://picsum.photos/seed/picsum/100/100'
        );
      });
    });
  });

  describe('lorempixel', function () {
    describe('imageUrl()', function () {
      it('returns a random image url from lorempixel', function () {
        var imageUrl = faker.image.lorempixel.imageUrl();

        assert.strictEqual(imageUrl, 'https://lorempixel.com/640/480');
      });
      it('returns a random image url from lorempixel with width and height', function () {
        var imageUrl = faker.image.lorempixel.imageUrl(100, 100);

        assert.strictEqual(imageUrl, 'https://lorempixel.com/100/100');
      });
      it('returns a random image url for a specified category', function () {
        var imageUrl = faker.image.lorempixel.imageUrl(100, 100, 'abstract');

        assert.strictEqual(imageUrl, 'https://lorempixel.com/100/100/abstract');
      });
    });
    describe('avatar()', function () {
      it('return a random avatar from cloudflare-ipfs', function () {
        assert.notStrictEqual(
          -1,
          faker.image.lorempixel
            .avatar()
            .indexOf(
              'cloudflare-ipfs.com/ipfs/Qmd3W5DuhgHirLHGVixi6V76LhCkZUz6pnFt5AJBiyvHye/avatar'
            )
        );
      });
    });
    describe('abstract()', function () {
      it('returns a random abstract image url', function () {
        var abstract = faker.image.lorempixel.abstract();
        assert.strictEqual(abstract, 'https://lorempixel.com/640/480/abstract');
      });
    });
    describe('animals()', function () {
      it('returns a random animals image url', function () {
        var animals = faker.image.lorempixel.animals();
        assert.strictEqual(animals, 'https://lorempixel.com/640/480/animals');
      });
    });
    describe('business()', function () {
      it('returns a random business image url', function () {
        var business = faker.image.lorempixel.business();
        assert.strictEqual(business, 'https://lorempixel.com/640/480/business');
      });
    });
    describe('cats()', function () {
      it('returns a random cats image url', function () {
        var cats = faker.image.lorempixel.cats();
        assert.strictEqual(cats, 'https://lorempixel.com/640/480/cats');
      });
    });
    describe('city()', function () {
      it('returns a random city image url', function () {
        var city = faker.image.lorempixel.city();
        assert.strictEqual(city, 'https://lorempixel.com/640/480/city');
      });
    });
    describe('food()', function () {
      it('returns a random food image url', function () {
        var food = faker.image.lorempixel.food();
        assert.strictEqual(food, 'https://lorempixel.com/640/480/food');
      });
    });
    describe('nightlife()', function () {
      it('returns a random nightlife image url', function () {
        var nightlife = faker.image.lorempixel.nightlife();
        assert.strictEqual(
          nightlife,
          'https://lorempixel.com/640/480/nightlife'
        );
      });
    });
    describe('fashion()', function () {
      it('returns a random fashion image url', function () {
        var fashion = faker.image.lorempixel.fashion();
        assert.strictEqual(fashion, 'https://lorempixel.com/640/480/fashion');
      });
    });
    describe('people()', function () {
      it('returns a random people image url', function () {
        var people = faker.image.lorempixel.people();
        assert.strictEqual(people, 'https://lorempixel.com/640/480/people');
      });
    });
    describe('nature()', function () {
      it('returns a random nature image url', function () {
        var nature = faker.image.lorempixel.nature();
        assert.strictEqual(nature, 'https://lorempixel.com/640/480/nature');
      });
    });
    describe('sports()', function () {
      it('returns a random sports image url', function () {
        var sports = faker.image.lorempixel.sports();
        assert.strictEqual(sports, 'https://lorempixel.com/640/480/sports');
      });
    });
    describe('technics()', function () {
      it('returns a random technics image url', function () {
        var technics = faker.image.lorempixel.technics();
        assert.strictEqual(technics, 'https://lorempixel.com/640/480/technics');
      });
    });
    describe('transport()', function () {
      it('returns a random transport image url', function () {
        var transport = faker.image.lorempixel.transport();
        assert.strictEqual(
          transport,
          'https://lorempixel.com/640/480/transport'
        );
      });
    });
  });

  describe('unsplash', function () {
    describe('imageUrl()', function () {
      it('returns a random image url from unsplash', function () {
        var imageUrl = faker.image.unsplash.imageUrl();

        assert.strictEqual(imageUrl, 'https://source.unsplash.com/640x480');
      });
      it('returns a random image url from unsplash with width and height', function () {
        var imageUrl = faker.image.unsplash.imageUrl(100, 100);

        assert.strictEqual(imageUrl, 'https://source.unsplash.com/100x100');
      });
      it('returns a random image url for a specified category', function () {
        var imageUrl = faker.image.unsplash.imageUrl(100, 100, 'food');

        assert.strictEqual(
          imageUrl,
          'https://source.unsplash.com/category/food/100x100'
        );
      });
      it('returns a random image url with correct keywords for a specified category', function () {
        var imageUrl = faker.image.unsplash.imageUrl(
          100,
          100,
          'food',
          'keyword1,keyword2'
        );

        assert.strictEqual(
          imageUrl,
          'https://source.unsplash.com/category/food/100x100?keyword1,keyword2'
        );
      });
      it('returns a random image url without keyword which format is wrong for a specified category', function () {
        var imageUrl = faker.image.unsplash.imageUrl(
          100,
          100,
          'food',
          'keyword1,?ds)0123$*908932409'
        );

        assert.strictEqual(
          imageUrl,
          'https://source.unsplash.com/category/food/100x100'
        );
      });
    });
    describe('image()', function () {
      it('returns a searching image url with keyword', function () {
        var food = faker.image.unsplash.image(
          100,
          200,
          'keyword1,keyword2,keyword3'
        );
        assert.strictEqual(
          food,
          'https://source.unsplash.com/100x200?keyword1,keyword2,keyword3'
        );
      });
    });
    describe('food()', function () {
      it('returns a random food image url', function () {
        var food = faker.image.unsplash.food();
        assert.strictEqual(
          food,
          'https://source.unsplash.com/category/food/640x480'
        );
      });
    });
    describe('people()', function () {
      it('returns a random people image url', function () {
        var people = faker.image.unsplash.people();
        assert.strictEqual(
          people,
          'https://source.unsplash.com/category/people/640x480'
        );
      });
    });
    describe('nature()', function () {
      it('returns a random nature image url', function () {
        var nature = faker.image.unsplash.nature();
        assert.strictEqual(
          nature,
          'https://source.unsplash.com/category/nature/640x480'
        );
      });
    });
    describe('technology()', function () {
      it('returns a random technology image url', function () {
        var transport = faker.image.unsplash.technology();
        assert.strictEqual(
          transport,
          'https://source.unsplash.com/category/technology/640x480'
        );
      });
    });
    describe('objects()', function () {
      it('returns a random objects image url', function () {
        var transport = faker.image.unsplash.objects();
        assert.strictEqual(
          transport,
          'https://source.unsplash.com/category/objects/640x480'
        );
      });
    });
    describe('buildings()', function () {
      it('returns a random buildings image url', function () {
        var transport = faker.image.unsplash.buildings();
        assert.strictEqual(
          transport,
          'https://source.unsplash.com/category/buildings/640x480'
        );
      });
    });
  });
  describe('dataUri', function () {
    it('returns a blank data', function () {
      var dataUri = faker.image.dataUri(200, 300);
      assert.strictEqual(
        dataUri,
        'data:image/svg+xml;charset=UTF-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20baseProfile%3D%22full%22%20width%3D%22200%22%20height%3D%22300%22%3E%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22grey%22%2F%3E%3Ctext%20x%3D%22100%22%20y%3D%22150%22%20font-size%3D%2220%22%20alignment-baseline%3D%22middle%22%20text-anchor%3D%22middle%22%20fill%3D%22white%22%3E200x300%3C%2Ftext%3E%3C%2Fsvg%3E'
      );
    });
    it('returns a customed background color data URI', function () {
      var dataUri = faker.image.dataUri(200, 300, 'red');
      assert.strictEqual(
        dataUri,
        'data:image/svg+xml;charset=UTF-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20baseProfile%3D%22full%22%20width%3D%22200%22%20height%3D%22300%22%3E%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22red%22%2F%3E%3Ctext%20x%3D%22100%22%20y%3D%22150%22%20font-size%3D%2220%22%20alignment-baseline%3D%22middle%22%20text-anchor%3D%22middle%22%20fill%3D%22white%22%3E200x300%3C%2Ftext%3E%3C%2Fsvg%3E'
      );
    });
  });
});