Carlos Florêncio
42 lines
1.1 KiB
TypeScript
42 lines
1.1 KiB
TypeScript
import { cleanup, render, waitFor } from "@testing-library/react";
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import { afterEach, describe, expect, it, vi } from "vitest";
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import { DiffViewer } from "./diff-viewer";
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import type { FileDiffData } from "@/lib/diff/types";
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const fileDiffProps: Array<{ options?: { overflow?: string } }> = [];
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vi.mock("next-themes", () => ({
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useTheme: () => ({ resolvedTheme: "dark" }),
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}));
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vi.mock("@pierre/diffs/react", () => ({
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FileDiff: (props: { options?: { overflow?: string } }) => {
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fileDiffProps.push(props);
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return <div data-testid="file-diff" />;
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},
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}));
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const data: FileDiffData = {
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filePath: "src/example.ts",
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diff: "diff --git a/src/example.ts b/src/example.ts\n--- a/src/example.ts\n+++ b/src/example.ts\n@@ -1 +1 @@\n-old\n+new\n",
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oldContent: "old\n",
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newContent: "new\n",
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additions: 1,
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deletions: 1,
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};
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afterEach(() => {
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cleanup();
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fileDiffProps.length = 0;
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});
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describe("DiffViewer", () => {
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it("wraps diff lines by default", async () => {
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render(<DiffViewer data={data} />);
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await waitFor(() => expect(fileDiffProps.length).toBeGreaterThan(0));
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expect(fileDiffProps.at(-1)?.options?.overflow).toBe("wrap");
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});
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});
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