feature: add support to add mutiple sections to the document inc. headers and footers

- write missing tests

src/export/packer/compiler.spec.ts

@@ -0,0 +1,76 @@
+/* tslint:disable:typedef space-before-function-paren */
+import * as fs from "fs";
+
+import { Compiler } from "./compiler";
+import { File } from "../../file";
+import { expect } from "chai";
+
+import * as JSZip from "jszip";
+
+describe("Compiler", () => {
+    let compiler: Compiler;
+    let file: File;
+
+    beforeEach(() => {
+        file = new File();
+        compiler = new Compiler(file);
+    });
+
+    describe("#compile()", () => {
+        it("should pack all the content", async function() {
+            this.timeout(99999999);
+            const fileName = "build/tests/test.docx";
+            await compiler.compile(fs.createWriteStream(fileName));
+
+            const docxFile = fs.readFileSync(fileName);
+            const zipFile: JSZip = await JSZip.loadAsync(docxFile);
+            const fileNames = Object.keys(zipFile.files).map((f) => zipFile.files[f].name);
+
+            expect(fileNames).is.an.instanceof(Array);
+            expect(fileNames).has.length(12);
+            expect(fileNames).to.include("word/document.xml");
+            expect(fileNames).to.include("word/styles.xml");
+            expect(fileNames).to.include("docProps/core.xml");
+            expect(fileNames).to.include("docProps/app.xml");
+            expect(fileNames).to.include("word/numbering.xml");
+            expect(fileNames).to.include("word/header1.xml");
+            expect(fileNames).to.include("word/_rels/header1.xml.rels");
+            expect(fileNames).to.include("word/footer1.xml");
+            expect(fileNames).to.include("word/_rels/footer1.xml.rels");
+            expect(fileNames).to.include("word/_rels/document.xml.rels");
+            expect(fileNames).to.include("[Content_Types].xml");
+            expect(fileNames).to.include("_rels/.rels");
+        });
+
+        it("should pack all additional headers and footers", async function() {
+            file.createFooter();
+            file.createFooter();
+            file.createHeader();
+            file.createHeader();
+
+            this.timeout(99999999);
+            const fileName = "build/tests/test2.docx";
+            await compiler.compile(fs.createWriteStream(fileName));
+
+            const docxFile = fs.readFileSync(fileName);
+            const zipFile: JSZip = await JSZip.loadAsync(docxFile);
+            const fileNames = Object.keys(zipFile.files).map((f) => zipFile.files[f].name);
+
+            expect(fileNames).is.an.instanceof(Array);
+            expect(fileNames).has.length(20);
+
+            expect(fileNames).to.include("word/header1.xml");
+            expect(fileNames).to.include("word/_rels/header1.xml.rels");
+            expect(fileNames).to.include("word/header2.xml");
+            expect(fileNames).to.include("word/_rels/header2.xml.rels");
+            expect(fileNames).to.include("word/header3.xml");
+            expect(fileNames).to.include("word/_rels/header3.xml.rels");
+            expect(fileNames).to.include("word/footer1.xml");
+            expect(fileNames).to.include("word/_rels/footer1.xml.rels");
+            expect(fileNames).to.include("word/footer2.xml");
+            expect(fileNames).to.include("word/_rels/footer2.xml.rels");
+            expect(fileNames).to.include("word/footer3.xml");
+            expect(fileNames).to.include("word/_rels/footer3.xml.rels");
+        });
+    });
+});