0.29.1原版

2026-07-02 19:14:14 +08:00
commit d94008f0fb
947 changed files with 174905 additions and 0 deletions
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+import { render, waitFor } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+import { MermaidBlock } from "@/components/MemoContent/MermaidBlock";
+
+vi.mock("@/contexts/AuthContext", () => ({
+  useAuth: () => ({
+    userGeneralSetting: { theme: "default" },
+  }),
+}));
+
+const renderMermaid = vi.fn(async () => ({ svg: '<svg data-testid="diagram"></svg>' }));
+const initializeMermaid = vi.fn();
+
+vi.mock("mermaid", () => ({
+  default: {
+    initialize: initializeMermaid,
+    render: renderMermaid,
+  },
+}));
+
+const codeElement = (content: string) => <code className="language-mermaid">{content}</code>;
+
+describe("MermaidBlock", () => {
+  it("clears rendered output when code content becomes empty", async () => {
+    const { container, rerender } = render(<MermaidBlock>{codeElement("graph TD; A-->B")}</MermaidBlock>);
+
+    await waitFor(() => expect(container.querySelector(".mermaid-diagram")).not.toBeNull());
+
+    rerender(<MermaidBlock>{codeElement("")}</MermaidBlock>);
+
+    await waitFor(() => expect(container.querySelector(".mermaid-diagram")).toBeNull());
+  });
+});