Add tests and margain

src/file/table/table-row/table-row.spec.ts

@@ -0,0 +1,82 @@
+import { expect } from "chai";
+
+import { Formatter } from "export/formatter";
+
+import { TableCell } from "../table-cell";
+import { TableRow } from "./table-row";
+
+describe("TableRow", () => {
+    describe("#constructor", () => {
+        it("should create with no cells", () => {
+            const tableRow = new TableRow([]);
+            const tree = new Formatter().format(tableRow);
+            expect(tree).to.deep.equal({
+                "w:tr": [
+                    {
+                        "w:trPr": [],
+                    },
+                ],
+            });
+        });
+
+        it("should create with one cell", () => {
+            const tableRow = new TableRow([new TableCell()]);
+            const tree = new Formatter().format(tableRow);
+            expect(tree).to.deep.equal({
+                "w:tr": [
+                    {
+                        "w:trPr": [],
+                    },
+                    {
+                        "w:tc": [
+                            {
+                                "w:tcPr": [],
+                            },
+                            {
+                                "w:p": [
+                                    {
+                                        "w:pPr": [],
+                                    },
+                                ],
+                            },
+                        ],
+                    },
+                ],
+            });
+        });
+    });
+
+    describe("#getCell", () => {
+        it("should get the cell", () => {
+            const cell = new TableCell();
+            const tableRow = new TableRow([cell]);
+
+            expect(tableRow.getCell(0)).to.equal(cell);
+        });
+
+        it("should throw an error if index is out of bounds", () => {
+            const cell = new TableCell();
+            const tableRow = new TableRow([cell]);
+
+            expect(() => tableRow.getCell(1)).to.throw();
+        });
+    });
+
+    describe("#addGridSpan", () => {
+        it("should merge the cell", () => {
+            const tableRow = new TableRow([new TableCell(), new TableCell()]);
+
+            tableRow.addGridSpan(0, 2);
+            expect(() => tableRow.getCell(1)).to.throw();
+        });
+    });
+
+    describe("#mergeCells", () => {
+        it("should merge the cell", () => {
+            const tableRow = new TableRow([new TableCell(), new TableCell()]);
+
+            tableRow.mergeCells(0, 1);
+            expect(() => tableRow.getCell(1)).to.throw();
+        });
+    });
+});