41 lines
1.4 KiB
TypeScript
41 lines
1.4 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import { createPdfDocumentSnapshot } from "../src/index.js";
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import { createMinimalPdf } from "./pdf-fixture.js";
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describe("PDF.js 页面快照", () => {
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it("从真实 PDF 同时提取纸张、文本和稳定 PNG", async () => {
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const pdf = createMinimalPdf();
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const first = await createPdfDocumentSnapshot(pdf, {
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source: { kind: "custom", label: "fixture" },
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dpi: 144,
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});
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const second = await createPdfDocumentSnapshot(pdf, {
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source: { kind: "custom", label: "fixture" },
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dpi: 144,
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});
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expect(first.pageCount).toBe(1);
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expect(first.pages[0]?.widthPt).toBeCloseTo(595, 3);
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expect(first.pages[0]?.heightPt).toBeCloseTo(842, 3);
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expect(first.contentText).toContain("Visual diff fixture");
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expect(first.pages[0]?.raster).toMatchObject({
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widthPx: 1190,
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heightPx: 1684,
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dpi: 144,
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});
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expect(first.pages[0]?.raster?.png.byteLength).toBeGreaterThan(1000);
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expect(first.pages[0]?.raster?.sha256).toBe(
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second.pages[0]?.raster?.sha256,
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);
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});
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it("允许关闭栅格输出以执行轻量结构门禁", async () => {
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const snapshot = await createPdfDocumentSnapshot(createMinimalPdf(), {
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source: { kind: "custom", label: "fixture" },
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includeRaster: false,
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});
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expect(snapshot.pages[0]?.raster).toBeUndefined();
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});
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});
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