feat: 完善导出设置与打印预览

2026-07-26 01:36:51 +08:00
parent ec14f7970a
commit 52cf816683
20 changed files with 1552 additions and 146 deletions
@@ -0,0 +1,97 @@
+import { describe, expect, it } from "vitest";
+import {
+  cssPixelsToMillimeters,
+  defaultExportConfig,
+  exportConfigSchema,
+  getPaperDimensionsMm,
+  millimetersToCssPixels,
+  millimetersToPdfPoints,
+  paperDimensionsMm,
+  supportedPaperFormats
+} from "../src/export-config.js";
+
+describe("导出配置", () => {
+  it("只保留五种固定纸张尺寸", () => {
+    expect(supportedPaperFormats).toEqual([
+      "A3",
+      "A4",
+      "A5",
+      "Letter",
+      "Legal"
+    ]);
+    expect(paperDimensionsMm).toEqual({
+      A3: { width: 297, height: 420 },
+      A4: { width: 210, height: 297 },
+      A5: { width: 148, height: 210 },
+      Letter: { width: 216, height: 279 },
+      Legal: { width: 216, height: 356 }
+    });
+  });
+
+  it("使用 A4 和 16mm 作为默认纸张配置", () => {
+    expect(defaultExportConfig.paper).toEqual({
+      format: "A4",
+      orientation: "portrait",
+      margins: {
+        top: "16mm",
+        right: "16mm",
+        bottom: "16mm",
+        left: "16mm"
+      }
+    });
+    expect(exportConfigSchema.safeParse(defaultExportConfig).success).toBe(true);
+  });
+
+  it("使用统一的 96 CSS px/in 和 72 PDF pt/in 换算物理尺寸", () => {
+    expect(millimetersToCssPixels(25.4)).toBeCloseTo(96);
+    expect(cssPixelsToMillimeters(96)).toBeCloseTo(25.4);
+    expect(millimetersToCssPixels(210)).toBeCloseTo(793.700787);
+    expect(millimetersToPdfPoints(210)).toBeCloseTo(595.275591);
+  });
+
+  it("根据方向交换纸张宽高", () => {
+    expect(getPaperDimensionsMm("A5", "portrait")).toEqual({
+      width: 148,
+      height: 210
+    });
+    expect(getPaperDimensionsMm("A5", "landscape")).toEqual({
+      width: 210,
+      height: 148
+    });
+  });
+
+  it("拒绝旧配置版本和已移除的纸张类型", () => {
+    expect(
+      exportConfigSchema.safeParse({
+        ...defaultExportConfig,
+        version: 1
+      }).success
+    ).toBe(false);
+    expect(
+      exportConfigSchema.safeParse({
+        ...defaultExportConfig,
+        paper: {
+          ...defaultExportConfig.paper,
+          format: "Tabloid"
+        }
+      }).success
+    ).toBe(false);
+  });
+
+  it("拒绝没有正文可用区域的页边距", () => {
+    expect(
+      exportConfigSchema.safeParse({
+        ...defaultExportConfig,
+        paper: {
+          ...defaultExportConfig.paper,
+          margins: {
+            top: "149mm",
+            right: "105mm",
+            bottom: "149mm",
+            left: "105mm"
+          }
+        }
+      }).success
+    ).toBe(false);
+  });
+});