104 lines
3.1 KiB
TypeScript
104 lines
3.1 KiB
TypeScript
import assert from "node:assert/strict";
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import {
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BLUR_AMOUNT_MAX,
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INVALID_LAYOUT_TEMPLATE_MESSAGE,
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blurToBoxblur,
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boxblurFilterSegment,
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buildArtTrackFilterComplex,
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clampBlurAmount,
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clampTextPadding,
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clampTitleArtistGap,
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computeLayoutGeometry,
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normalizeLayoutSettings,
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requiresArtTrackLayoutEntitlement,
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} from "../lib/layout";
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import { sanitizeDrawtext } from "../lib/watermark";
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function testEnumsAndClamp() {
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assert.equal(clampBlurAmount(150), BLUR_AMOUNT_MAX);
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assert.equal(clampBlurAmount(-1), 0);
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assert.equal(clampTextPadding(999), 120);
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assert.equal(clampTextPadding(1), 16);
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assert.equal(clampTitleArtistGap(100), 64);
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assert.equal(clampTitleArtistGap(-5), 0);
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assert.equal(blurToBoxblur(0), null);
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const mid = blurToBoxblur(50);
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assert.ok(mid && mid.radius >= 1 && mid.power >= 1);
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assert.ok(boxblurFilterSegment(60).includes("boxblur="));
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assert.equal(boxblurFilterSegment(0), "");
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}
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function testNormalize() {
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const classic = normalizeLayoutSettings(null);
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assert.equal(classic.template, null);
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assert.equal(classic.titleArtistGap, 10);
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assert.equal(classic.textOffsetX, 0);
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assert.equal(
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normalizeLayoutSettings({
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layout_template: "CENTERED_COMPACT",
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blur_amount: 80,
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title_artist_gap: 24,
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text_offset_y: -20,
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}).titleArtistGap,
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24,
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);
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assert.throws(
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() => normalizeLayoutSettings({ template: "NOT_A_TEMPLATE" }),
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(err: Error) => err.message === INVALID_LAYOUT_TEMPLATE_MESSAGE,
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);
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assert.throws(
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() => normalizeLayoutSettings({ template: "COVER_LEFT_TEXT_RIGHT", x: 10 }),
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(err: Error) => err.message === INVALID_LAYOUT_TEMPLATE_MESSAGE,
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);
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assert.equal(
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requiresArtTrackLayoutEntitlement(normalizeLayoutSettings({ template: null })),
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false,
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);
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assert.equal(
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requiresArtTrackLayoutEntitlement(
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normalizeLayoutSettings({ template: "COVER_TOP_TEXT_BOTTOM" }),
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),
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true,
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);
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}
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function testGeometryAndFilter() {
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const geo = computeLayoutGeometry("COVER_TOP_TEXT_BOTTOM", 1920, 1080, 48, 16, 10, -5);
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assert.ok(geo.coverMaxW > 1600, "top layout cover should be near full width");
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assert.ok(geo.artistY !== geo.titleY);
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const withGap = computeLayoutGeometry("COVER_LEFT_TEXT_RIGHT", 1280, 720, 40, 40, 0, 0);
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const tight = computeLayoutGeometry("COVER_LEFT_TEXT_RIGHT", 1280, 720, 40, 0, 0, 0);
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assert.ok(Number(withGap.artistY) - Number(withGap.titleY) > Number(tight.artistY) - Number(tight.titleY));
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const fc = buildArtTrackFilterComplex({
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width: 1280,
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height: 720,
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layout: {
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template: "CENTERED_COMPACT",
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blurAmount: 40,
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blurOpacity: 70,
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textPadding: 40,
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titleArtistGap: 18,
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textOffsetX: 5,
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textOffsetY: -8,
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},
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titleEscaped: sanitizeDrawtext("Hello:World"),
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artistEscaped: sanitizeDrawtext("Artist"),
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});
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assert.ok(fc.includes("split=2"));
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assert.ok(fc.includes("blend=") || fc.includes("[blurred]"));
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assert.ok(fc.includes("overlay="));
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assert.ok(fc.includes("drawtext="));
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assert.ok(fc.endsWith("[laid]"));
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}
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testEnumsAndClamp();
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testNormalize();
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testGeometryAndFilter();
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console.log("layout.test.ts: ok");
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