feat: 完善 Mermaid 配置与预览缩放

2026-07-26 23:10:22 +08:00
parent 15dd2acfc0
commit d93728bb8b
25 changed files with 870 additions and 56 deletions
@@ -0,0 +1,40 @@
+import { describe, expect, it } from "vitest";
+import {
+  beginPreviewFrameRender,
+  completePreviewFrameRender
+} from "../src/preview-frame-visibility";
+
+function createTarget() {
+  return {
+    dataset: {} as DOMStringMap
+  };
+}
+
+describe("分页 iframe 渲染可见性", () => {
+  it("渲染期间隐藏，当前请求完成后恢复显示", () => {
+    const target = createTarget();
+
+    beginPreviewFrameRender(target, 12);
+    expect(target.dataset).toMatchObject({
+      rendering: "true",
+      renderingRequestId: "12"
+    });
+
+    expect(completePreviewFrameRender(target, 12)).toBe(true);
+    expect(target.dataset.rendering).toBeUndefined();
+    expect(target.dataset.renderingRequestId).toBeUndefined();
+  });
+
+  it("旧请求完成时不会提前显示新请求的半成品", () => {
+    const target = createTarget();
+
+    beginPreviewFrameRender(target, 12);
+    beginPreviewFrameRender(target, 13);
+
+    expect(completePreviewFrameRender(target, 12)).toBe(false);
+    expect(target.dataset).toMatchObject({
+      rendering: "true",
+      renderingRequestId: "13"
+    });
+  });
+});