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 +1,37 @@
+import { describe, expect, it } from "vitest";
+import { enablePrintMediaForPreview } from "../src/preview-styles";
+
+describe("打印媒体预览", () => {
+  it("将打印媒体规则转换为屏幕预览规则", () => {
+    const css = `
+html { font-size: 16px; }
+@media print {
+  html { font-size: 13px; }
+}
+`;
+
+    expect(enablePrintMediaForPreview(css)).toContain("@media screen {");
+    expect(enablePrintMediaForPreview(css)).toContain(
+      "html { font-size: 13px; }"
+    );
+  });
+
+  it("支持 only print 和带条件的打印媒体规则", () => {
+    const css = [
+      "@media only print { body { color: black; } }",
+      "@media print and (color) { body { background: white; } }"
+    ].join("\n");
+
+    expect(enablePrintMediaForPreview(css)).toBe(
+      [
+        "@media only screen { body { color: black; } }",
+        "@media screen and (color) { body { background: white; } }"
+      ].join("\n")
+    );
+  });
+
+  it("不改变普通屏幕媒体规则", () => {
+    const css = "@media screen and (min-width: 800px) { body { margin: 0; } }";
+    expect(enablePrintMediaForPreview(css)).toBe(css);
+  });
+});