| /** |
| * @licstart The following is the entire license notice for the |
| * Javascript code in this page |
| * |
| * Copyright 2020 Mozilla Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| * @licend The above is the entire license notice for the |
| * Javascript code in this page |
| */ |
| "use strict"; |
| |
| var _display_utils = require("../../display/display_utils.js"); |
| |
| var _is_node = require("../../shared/is_node.js"); |
| |
| describe("display_utils", function () { |
| describe("DOMCanvasFactory", function () { |
| let canvasFactory; |
| beforeAll(function (done) { |
| canvasFactory = new _display_utils.DOMCanvasFactory(); |
| done(); |
| }); |
| afterAll(function () { |
| canvasFactory = null; |
| }); |
| it("`create` should throw an error if the dimensions are invalid", function () { |
| expect(function () { |
| return canvasFactory.create(-1, 1); |
| }).toThrow(new Error("Invalid canvas size")); |
| expect(function () { |
| return canvasFactory.create(1, -1); |
| }).toThrow(new Error("Invalid canvas size")); |
| }); |
| it("`create` should return a canvas if the dimensions are valid", function () { |
| if (_is_node.isNodeJS) { |
| pending("Document is not supported in Node.js."); |
| } |
| |
| const { |
| canvas, |
| context |
| } = canvasFactory.create(20, 40); |
| expect(canvas instanceof HTMLCanvasElement).toBe(true); |
| expect(context instanceof CanvasRenderingContext2D).toBe(true); |
| expect(canvas.width).toBe(20); |
| expect(canvas.height).toBe(40); |
| }); |
| it("`reset` should throw an error if no canvas is provided", function () { |
| const canvasAndContext = { |
| canvas: null, |
| context: null |
| }; |
| expect(function () { |
| return canvasFactory.reset(canvasAndContext, 20, 40); |
| }).toThrow(new Error("Canvas is not specified")); |
| }); |
| it("`reset` should throw an error if the dimensions are invalid", function () { |
| const canvasAndContext = { |
| canvas: "foo", |
| context: "bar" |
| }; |
| expect(function () { |
| return canvasFactory.reset(canvasAndContext, -1, 1); |
| }).toThrow(new Error("Invalid canvas size")); |
| expect(function () { |
| return canvasFactory.reset(canvasAndContext, 1, -1); |
| }).toThrow(new Error("Invalid canvas size")); |
| }); |
| it("`reset` should alter the canvas/context if the dimensions are valid", function () { |
| if (_is_node.isNodeJS) { |
| pending("Document is not supported in Node.js."); |
| } |
| |
| const canvasAndContext = canvasFactory.create(20, 40); |
| canvasFactory.reset(canvasAndContext, 60, 80); |
| const { |
| canvas, |
| context |
| } = canvasAndContext; |
| expect(canvas instanceof HTMLCanvasElement).toBe(true); |
| expect(context instanceof CanvasRenderingContext2D).toBe(true); |
| expect(canvas.width).toBe(60); |
| expect(canvas.height).toBe(80); |
| }); |
| it("`destroy` should throw an error if no canvas is provided", function () { |
| expect(function () { |
| return canvasFactory.destroy({}); |
| }).toThrow(new Error("Canvas is not specified")); |
| }); |
| it("`destroy` should clear the canvas/context", function () { |
| if (_is_node.isNodeJS) { |
| pending("Document is not supported in Node.js."); |
| } |
| |
| const canvasAndContext = canvasFactory.create(20, 40); |
| canvasFactory.destroy(canvasAndContext); |
| const { |
| canvas, |
| context |
| } = canvasAndContext; |
| expect(canvas).toBe(null); |
| expect(context).toBe(null); |
| }); |
| }); |
| describe("DOMSVGFactory", function () { |
| let svgFactory; |
| beforeAll(function (done) { |
| svgFactory = new _display_utils.DOMSVGFactory(); |
| done(); |
| }); |
| afterAll(function () { |
| svgFactory = null; |
| }); |
| it("`create` should throw an error if the dimensions are invalid", function () { |
| expect(function () { |
| return svgFactory.create(-1, 0); |
| }).toThrow(new Error("Invalid SVG dimensions")); |
| expect(function () { |
| return svgFactory.create(0, -1); |
| }).toThrow(new Error("Invalid SVG dimensions")); |
| }); |
| it("`create` should return an SVG element if the dimensions are valid", function () { |
| if (_is_node.isNodeJS) { |
| pending("Document is not supported in Node.js."); |
| } |
| |
| const svg = svgFactory.create(20, 40); |
| expect(svg instanceof SVGSVGElement).toBe(true); |
| expect(svg.getAttribute("version")).toBe("1.1"); |
| expect(svg.getAttribute("width")).toBe("20px"); |
| expect(svg.getAttribute("height")).toBe("40px"); |
| expect(svg.getAttribute("preserveAspectRatio")).toBe("none"); |
| expect(svg.getAttribute("viewBox")).toBe("0 0 20 40"); |
| }); |
| it("`createElement` should throw an error if the type is not a string", function () { |
| expect(function () { |
| return svgFactory.createElement(true); |
| }).toThrow(new Error("Invalid SVG element type")); |
| }); |
| it("`createElement` should return an SVG element if the type is valid", function () { |
| if (_is_node.isNodeJS) { |
| pending("Document is not supported in Node.js."); |
| } |
| |
| const svg = svgFactory.createElement("svg:rect"); |
| expect(svg instanceof SVGRectElement).toBe(true); |
| }); |
| }); |
| describe("getFilenameFromUrl", function () { |
| it("should get the filename from an absolute URL", function () { |
| const url = "https://server.org/filename.pdf"; |
| expect((0, _display_utils.getFilenameFromUrl)(url)).toEqual("filename.pdf"); |
| }); |
| it("should get the filename from a relative URL", function () { |
| const url = "../../filename.pdf"; |
| expect((0, _display_utils.getFilenameFromUrl)(url)).toEqual("filename.pdf"); |
| }); |
| it("should get the filename from a URL with an anchor", function () { |
| const url = "https://server.org/filename.pdf#foo"; |
| expect((0, _display_utils.getFilenameFromUrl)(url)).toEqual("filename.pdf"); |
| }); |
| it("should get the filename from a URL with query parameters", function () { |
| const url = "https://server.org/filename.pdf?foo=bar"; |
| expect((0, _display_utils.getFilenameFromUrl)(url)).toEqual("filename.pdf"); |
| }); |
| }); |
| describe("isValidFetchUrl", function () { |
| it("handles invalid Fetch URLs", function () { |
| expect((0, _display_utils.isValidFetchUrl)(null)).toEqual(false); |
| expect((0, _display_utils.isValidFetchUrl)(100)).toEqual(false); |
| expect((0, _display_utils.isValidFetchUrl)("foo")).toEqual(false); |
| expect((0, _display_utils.isValidFetchUrl)("/foo", 100)).toEqual(false); |
| }); |
| it("handles relative Fetch URLs", function () { |
| expect((0, _display_utils.isValidFetchUrl)("/foo", "file://www.example.com")).toEqual(false); |
| expect((0, _display_utils.isValidFetchUrl)("/foo", "http://www.example.com")).toEqual(true); |
| }); |
| it("handles unsupported Fetch protocols", function () { |
| expect((0, _display_utils.isValidFetchUrl)("file://www.example.com")).toEqual(false); |
| expect((0, _display_utils.isValidFetchUrl)("ftp://www.example.com")).toEqual(false); |
| }); |
| it("handles supported Fetch protocols", function () { |
| expect((0, _display_utils.isValidFetchUrl)("http://www.example.com")).toEqual(true); |
| expect((0, _display_utils.isValidFetchUrl)("https://www.example.com")).toEqual(true); |
| }); |
| }); |
| describe("PDFDateString", function () { |
| describe("toDateObject", function () { |
| it("converts PDF date strings to JavaScript `Date` objects", function () { |
| const expectations = { |
| undefined: null, |
| null: null, |
| 42: null, |
| "2019": null, |
| D2019: null, |
| "D:": null, |
| "D:201": null, |
| "D:2019": new Date(Date.UTC(2019, 0, 1, 0, 0, 0)), |
| "D:20190": new Date(Date.UTC(2019, 0, 1, 0, 0, 0)), |
| "D:201900": new Date(Date.UTC(2019, 0, 1, 0, 0, 0)), |
| "D:201913": new Date(Date.UTC(2019, 0, 1, 0, 0, 0)), |
| "D:201902": new Date(Date.UTC(2019, 1, 1, 0, 0, 0)), |
| "D:2019020": new Date(Date.UTC(2019, 1, 1, 0, 0, 0)), |
| "D:20190200": new Date(Date.UTC(2019, 1, 1, 0, 0, 0)), |
| "D:20190232": new Date(Date.UTC(2019, 1, 1, 0, 0, 0)), |
| "D:20190203": new Date(Date.UTC(2019, 1, 3, 0, 0, 0)), |
| "D:20190431": new Date(Date.UTC(2019, 4, 1, 0, 0, 0)), |
| "D:201902030": new Date(Date.UTC(2019, 1, 3, 0, 0, 0)), |
| "D:2019020300": new Date(Date.UTC(2019, 1, 3, 0, 0, 0)), |
| "D:2019020324": new Date(Date.UTC(2019, 1, 3, 0, 0, 0)), |
| "D:2019020304": new Date(Date.UTC(2019, 1, 3, 4, 0, 0)), |
| "D:20190203040": new Date(Date.UTC(2019, 1, 3, 4, 0, 0)), |
| "D:201902030400": new Date(Date.UTC(2019, 1, 3, 4, 0, 0)), |
| "D:201902030460": new Date(Date.UTC(2019, 1, 3, 4, 0, 0)), |
| "D:201902030405": new Date(Date.UTC(2019, 1, 3, 4, 5, 0)), |
| "D:2019020304050": new Date(Date.UTC(2019, 1, 3, 4, 5, 0)), |
| "D:20190203040500": new Date(Date.UTC(2019, 1, 3, 4, 5, 0)), |
| "D:20190203040560": new Date(Date.UTC(2019, 1, 3, 4, 5, 0)), |
| "D:20190203040506": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506F": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506Z": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506-": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506+": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506+'": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506+0": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506+01": new Date(Date.UTC(2019, 1, 3, 3, 5, 6)), |
| "D:20190203040506+00'": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506+24'": new Date(Date.UTC(2019, 1, 3, 4, 5, 6)), |
| "D:20190203040506+01'": new Date(Date.UTC(2019, 1, 3, 3, 5, 6)), |
| "D:20190203040506+01'0": new Date(Date.UTC(2019, 1, 3, 3, 5, 6)), |
| "D:20190203040506+01'00": new Date(Date.UTC(2019, 1, 3, 3, 5, 6)), |
| "D:20190203040506+01'60": new Date(Date.UTC(2019, 1, 3, 3, 5, 6)), |
| "D:20190203040506+0102": new Date(Date.UTC(2019, 1, 3, 3, 3, 6)), |
| "D:20190203040506+01'02": new Date(Date.UTC(2019, 1, 3, 3, 3, 6)), |
| "D:20190203040506+01'02'": new Date(Date.UTC(2019, 1, 3, 3, 3, 6)), |
| "D:20190203040506+05'07": new Date(Date.UTC(2019, 1, 2, 22, 58, 6)) |
| }; |
| |
| for (const [input, expectation] of Object.entries(expectations)) { |
| const result = _display_utils.PDFDateString.toDateObject(input); |
| |
| if (result) { |
| expect(result.getTime()).toEqual(expectation.getTime()); |
| } else { |
| expect(result).toEqual(expectation); |
| } |
| } |
| }); |
| }); |
| }); |
| }); |
