filestack-adaptive
Version:
HTML5 picture elements powered by Filestack
108 lines (106 loc) • 12.4 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var utils_1 = tslib_1.__importDefault(require("./utils"));
var assert = tslib_1.__importStar(require("assert"));
describe('utils', function () {
describe('cartesian', function () {
it('should generate a correct array', function () {
var arr = [
[
'webp', 'png',
],
[
'200w', '600w',
],
];
var result = utils_1.default.cartesian(arr);
var expected = [
['webp', '200w'],
['webp', '600w'],
['png', '200w'],
['png', '600w'],
];
assert.deepStrictEqual(result, expected);
});
});
describe('arrToChunks', function () {
it('should slice array into proper chunks', function () {
var arr = [1, 2, 3, 4, 5, 6, 7];
var result = utils_1.default.arrToChunks(arr, 2);
var expected = [
[1, 2],
[3, 4],
[5, 6],
[7],
];
assert.deepStrictEqual(result, expected);
});
});
describe('removeEmpty', function () {
it('should remove falsy values from an object', function () {
var obj = {
a: 52,
b: false,
c: undefined,
d: '',
e: true,
};
var result = utils_1.default.removeEmpty(obj);
var expected = {
a: 52,
e: true,
};
assert.deepStrictEqual(result, expected);
});
});
describe('getNumber', function () {
it('should return initial when it is number', function () {
var value = 542;
var result = utils_1.default.getNumber(value);
var expected = 542;
assert.strictEqual(result, expected);
});
it('should parse string to a number when it is possible', function () {
var value = '542';
var result = utils_1.default.getNumber(value);
var expected = 542;
assert.strictEqual(result, expected);
});
it('should return NaN when it is not possible to parse to number', function () {
var value = 'test';
var result = utils_1.default.getNumber(value);
var expected = NaN;
assert.strictEqual(result, expected);
});
});
describe('getUnit', function () {
it('should properly get unit when it is explicit', function () {
var value = '800w';
var result = utils_1.default.getUnit(value);
var expected = 'w';
assert.strictEqual(result, expected);
});
it('should return px when unit is number', function () {
var value = 800;
var result = utils_1.default.getUnit(value);
var expected = 'px';
assert.strictEqual(result, expected);
});
});
describe('flat', function () {
it('should flat only first level', function () {
var arr = [1, 2, [3, [4, 5]]];
var result = utils_1.default.flat(arr, 1);
var expected = [1, 2, 3, [4, 5]];
assert.deepStrictEqual(result, expected);
});
it('should flat two levels', function () {
var arr = [1, 2, [3, [4, 5]]];
var result = utils_1.default.flat(arr, 2);
var expected = [1, 2, 3, 4, 5];
assert.deepStrictEqual(result, expected);
});
});
});
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utils from './utils';\nimport * as assert from 'assert';\n\ndescribe('utils', () => {\n  describe('cartesian', () => {\n    it('should generate a correct array', () => {\n      const arr = [\n        [\n          'webp', 'png',\n        ],\n        [\n          '200w', '600w',\n        ],\n      ];\n      const result = utils.cartesian(arr);\n      const expected = [\n        [ 'webp', '200w' ],\n        [ 'webp', '600w' ],\n        [ 'png', '200w' ],\n        [ 'png', '600w' ],\n      ];\n      assert.deepStrictEqual(result, expected);\n    });\n  });\n  describe('arrToChunks', () => {\n    it('should slice array into proper chunks', () => {\n      const arr = [1, 2, 3, 4, 5, 6, 7];\n      const result = utils.arrToChunks(arr, 2);\n      const expected = [\n        [1, 2],\n        [3, 4],\n        [5, 6],\n        [7],\n      ];\n      assert.deepStrictEqual(result, expected);\n    });\n  });\n  describe('removeEmpty', () => {\n    it('should remove falsy values from an object', () => {\n      const obj = {\n        a: 52,\n        b: false,\n        c: undefined,\n        d: '',\n        e: true,\n      };\n      const result = utils.removeEmpty(obj);\n      const expected = {\n        a: 52,\n        e: true,\n      };\n      assert.deepStrictEqual(result, expected);\n    });\n  });\n  describe('getNumber', () => {\n    it('should return initial when it is number', () => {\n      const value = 542;\n      const result = utils.getNumber(value);\n      const expected = 542;\n      assert.strictEqual(result, expected);\n    });\n    it('should parse string to a number when it is possible', () => {\n      const value = '542';\n      const result = utils.getNumber(value);\n      const expected = 542;\n      assert.strictEqual(result, expected);\n    });\n    it('should return NaN when it is not possible to parse to number', () => {\n      const value = 'test';\n      const result = utils.getNumber(value);\n      const expected = NaN;\n      assert.strictEqual(result, expected);\n    });\n  });\n  describe('getUnit', () => {\n    it('should properly get unit when it is explicit', () => {\n      const value = '800w';\n      const result = utils.getUnit(value);\n      const expected = 'w';\n      assert.strictEqual(result, expected);\n    });\n    it('should return px when unit is number', () => {\n      const value = 800;\n      const result = utils.getUnit(value);\n      const expected = 'px';\n      assert.strictEqual(result, expected);\n    });\n  });\n  describe('flat', () => {\n    it('should flat only first level', () => {\n      const arr = [1, 2, [3, [4, 5]]];\n      const result = utils.flat(arr, 1);\n      const expected = [1, 2, 3, [4, 5]];\n      assert.deepStrictEqual(result, expected);\n    });\n    it('should flat two levels', () => {\n      const arr = [1, 2, [3, [4, 5]]];\n      const result = utils.flat(arr, 2);\n      const expected = [1, 2, 3, 4, 5];\n      assert.deepStrictEqual(result, expected);\n    });\n  });\n});\n"]}