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feuerwerk/tools/e2e/68-composition.mjs
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adminandClaude Opus 5.5 40b6290d24
game-maker / gate (push) Successful in 4m13s
game-maker / suite (push) Successful in 17m57s
Sample 68d's video wait from before the click on Play (#417)
CI task 669 failed in e2e 68d with no loading frame seen. The check
began to sample after play(), and play() settles after the start. A
video that loads quickly was ready by then, so the wait it checks had
already passed. The composition itself had waited: its clock read 0
when the player was ready.

- 68d starts its sampler before the click on Play and counts only
  frames in play mode.
- The sampler stops after 20 s, not after a number of frames. Before
  the run the page draws far faster than 60 frames a second.

Tests:
- e2e 66, 67, 68 on melektaus-atx: ALL PASSED, 43 checks, 68d saw 6
  loading frames at 0 and 0.32 s after

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-12 12:31:32 +02:00

336 lines
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JavaScript
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import { readFileSync } from 'node:fs';
import { uploadVideo } from '../lib/projects.mjs';
import { MAKE_OBJECT } from './lib/scaffold.mjs';
/**
* A composition placed in the scene (#417). In the editor the placement shows the composition's
* first frame, and a click on that picture picks the placement. Played, a behavior below it starts
* it: each item becomes an object below the placement while it lasts, the first track in front, a
* clip moves the item it overlaps, and `On composition finished` hears the end, by which time no
* item is left. Nothing of the run stays in the scene. An item's video is waited for: the clock
* stands until the Game tab has its first picture, for a clip that starts later the picture there,
* and then the video plays at once. A recording that runs meanwhile takes no frame.
*
* Everything it adds carries a `cp68` id and goes again at the end.
*/
const PLACE = 'cp68-place';
const DONE = 'cut 68 done';
const node = (id, type, x, y, params = {}) => ({ id: `cp68-${id}`, type, x, y, params });
const link = (id, from, fromPort, to, toPort) => ({
id: `cp68-${id}`,
from: { node: `cp68-${from}`, port: fromPort },
to: { node: `cp68-${to}`, port: toPort },
});
export async function composition(t) {
const { check, sleep, json, evaluate, mutate, press, play, stop, showTab, waitUntil } = t;
await showTab('scene');
const graph = {
nodes: [
node('start', 'OnStart', 0, 0),
node('owner', 'Owner', 0, 150),
node('play', 'PlayComposition', 300, 0),
node('finished', 'OnCompositionFinished', 0, 300, { composition: 'cp68-cut' }),
node('log', 'Log', 300, 300, { message: DONE }),
],
edges: [
link('e1', 'start', 'exec', 'play', 'exec'),
link('e2', 'owner', 'object', 'play', 'object'),
link('e3', 'finished', 'exec', 'log', 'exec'),
],
};
// Red from the start, a larger blue behind it from the next frame – built after red, it still goes
// behind – and green after them, moved by a clip; ten frames a second, so the cut lasts 1.2 s. Placed where the camera looks, in front of what is there.
await mutate(`
const p = __gm.state.project;
const scene = __gm.state.activeScene;
const cam = scene.objects.find((o) => o.id === 'o3').position;
${MAKE_OBJECT}
const sprite = p.assets.find((a) => a.type === 'sprite');
const look = (o, size, color) => { o.overrides = { width: size, height: size, color, texture: '' }; return o; };
const red = look(make('cp68-red', sprite.id, '', 0, 'Red 68'), 200, 0xff0000);
const blue = look(make('cp68-blue', sprite.id, '', 0, 'Blue 68'), 300, 0x0000ff);
const green = look(make('cp68-green', sprite.id, '', 0, 'Green 68'), 200, 0x00ff00);
for (const o of [red, blue, green]) delete o.groupId;
p.assets.push(
{
id: 'cp68-cut',
type: 'composition',
name: 'Cut 68',
props: { fps: 10, loop: false },
objects: [red, blue, green],
groups: [],
tracks: [{ id: 'cp68-front', name: 'Front' }, { id: 'cp68-back', name: 'Back' }],
items: [
{ id: 'cp68-red', track: 'cp68-front', start: 0, length: 6, offset: 0 },
{ id: 'cp68-blue', track: 'cp68-back', start: 1, length: 5, offset: 0 },
{ id: 'cp68-green', track: 'cp68-front', start: 6, length: 6, offset: 0 },
],
clips: [{ id: 'cp68-clip', track: 'cp68-front', animation: 'cp68-move', start: 6 }],
},
{
id: 'cp68-move',
type: 'animation',
name: 'Slide 68',
props: { fps: 10, playback: 'once' },
root: sprite.id,
tracks: [{ id: 'cp68-row', target: '', property: 'x', keys: [{ frame: 0, value: 0 }, { frame: 5, value: 100 }] }],
},
{ id: 'cp68-director', type: 'behavior', name: 'Director 68', props: { enabled: true, runInEditor: false }, variables: [], graph: ${JSON.stringify(graph)} },
);
const place = make('${PLACE}', 'cp68-cut', '', 0, 'Cut 68');
Object.assign(place.position, { x: cam.x, y: cam.y, z: 2000 });
scene.objects.push(place, make('cp68-logic', 'cp68-director', '${PLACE}', 0, 'Director 68'));
__gm.lookAt(cam.x, cam.y);
`);
const id = (item) => `${PLACE}~cp68-${item}`;
// 68a. In the editor the placement shows its first frame – red alone – and a click on the picture
// picks the placement, since what it shows is edited in the composition.
const order = await json('__gm.drawOrder()');
// Off the centre, where the placement's own symbol sits.
const rect = await json(`__gm.objectRect(${JSON.stringify(id('red'))})`);
const stack = rect
? await json(`__gm.sceneStack(${rect.x + rect.w * 0.35}, ${rect.y + rect.h * 0.35})`)
: null;
check(
'a placed composition shows its first frame, and a click on it picks the placement',
order.includes(id('red')) &&
!order.includes(id('blue')) &&
!order.includes(id('green')) &&
JSON.stringify(stack) === JSON.stringify([PLACE]),
JSON.stringify({ order: order.filter((o) => o.startsWith('cp68')), stack }),
);
// 68b. Played: the items come and go below the placement, sampled every frame of the editor.
await play();
const seen = await evaluate(`new Promise((resolve) => {
const frames = [];
const sample = () => {
const world = __gm.world();
if (!world) return resolve(JSON.stringify(frames));
const items = world.entities.filter((e) => e.objectId.startsWith('${PLACE}~'));
const green = items.find((e) => e.objectId === '${id('green')}');
frames.push({
ids: items.map((e) => e.objectId.slice('${PLACE}~cp68-'.length)),
parents: [...new Set(items.map((e) => e.parent))],
greenX: green ? green.x : null,
done: world.log.includes('${DONE}'),
});
if (frames.length > 400 || frames.at(-1).done) return resolve(JSON.stringify(frames));
requestAnimationFrame(sample);
};
sample();
})`);
const frames = JSON.parse(seen);
const both = frames.find((f) => f.ids.length === 2);
const greenXs = frames.map((f) => f.greenX).filter((x) => x !== null);
check(
'Play composition builds the items below the placement, the first track in front, one after the other',
both !== undefined &&
JSON.stringify(both.ids) === JSON.stringify(['blue', 'red']) &&
both.parents.length === 1 &&
both.parents[0] === PLACE &&
!frames.some((f) => f.ids.join('+') === 'red+blue') &&
frames.some((f) => JSON.stringify(f.ids) === JSON.stringify(['green'])) &&
!frames.some((f) => f.ids.includes('green') && f.ids.includes('red')),
JSON.stringify(frames.filter((_, i) => i % 5 === 0).map((f) => f.ids.join('+'))),
);
check(
'a clip moves the item it overlaps, from its value on',
greenXs.length >= 3 &&
greenXs[0] < 40 &&
greenXs.at(-1) > greenXs[0] &&
greenXs.every((x, i) => i === 0 || x >= greenXs[i - 1]),
JSON.stringify(greenXs),
);
const last = frames.at(-1);
check(
'On composition finished hears the end, by which time no item is left',
last?.done === true && last.ids.length === 0,
JSON.stringify(last),
);
await sleep(300);
await stop();
// 68c. The run's objects stay in the run: the scene holds the placement and its behavior only.
const stored = await json(
`__gm.state.activeScene.objects.filter((o) => o.id.startsWith('cp68')).map((o) => o.id).sort()`,
);
check(
'nothing of a played composition stays in the scene',
JSON.stringify(stored) === JSON.stringify(['cp68-logic', PLACE].sort()),
JSON.stringify(stored),
);
// 68d. A video item at frame 0, played from On start: the composition's clock stands while the Game
// tab loads the video, so its first frames are seen – it ran on without them before.
const uploaded = await uploadVideo(
t.baseUrl,
readFileSync(new URL('./fixtures/colors.webm', import.meta.url)),
'colors.webm',
);
await mutate(`
const p = __gm.state.project;
p.assets.push(
{ id: 'cp68-video', type: 'video', name: 'Colors 68', props: {}, file: ${JSON.stringify(uploaded.file)},
width: 320, height: 180, duration: 2, fps: 30, audio: true },
{ id: 'cp68-screen', type: 'sprite', name: 'Screen 68', props: { width: 160, height: 90, color: 0xffffff, texture: 'cp68-video' } },
);
const c = p.assets.find((a) => a.id === 'cp68-cut');
// Sixty frames a second: in steps of a tenth, a clock that ran on for a few frames still read 0.
c.props.fps = 60;
c.objects = [{ ...structuredClone(c.objects[0]), id: 'cp68-v', assetId: 'cp68-screen', name: 'Video 68', overrides: {} }];
c.items = [{ id: 'cp68-v', track: 'cp68-front', start: 0, length: 120, offset: 0 }];
c.clips = [];`);
// The video time the composition writes into its item every frame.
const clock = `__gm.world()?.entities.find((e) => e.objectId === '${id('v')}')?.props.videoTime ?? null`;
// Sampled from before the click on Play: play() settles after the start, and a video that loads
// quickly is ready by then, with no wait left to see (CI task 669).
await evaluate(`{
const loading = [];
const until = performance.now() + 20000;
window.cp68Wait = new Promise((done) => {
const step = () => {
const playing = __gm.state.mode === 'play';
const time = playing ? ${clock} : null;
const player = playing ? __gm.gameVideo('${id('v')}') : null;
if (player?.ready) return done(JSON.stringify({ loading, ready: time }));
if (player) loading.push(time);
if (performance.now() > until) return done(JSON.stringify({ loading, ready: null }));
requestAnimationFrame(step);
};
step();
});
// Not the promise as the block's value: evaluate would wait for it, and Play would come too late.
null;
}`);
await play();
const wait = JSON.parse(await evaluate('window.cp68Wait'));
await sleep(500);
const after = await json(clock);
check(
'a played composition waits for the first picture of an item’s video, then runs on',
wait.loading.length > 0 &&
wait.loading.every((time) => time === 0) &&
wait.ready !== null &&
wait.ready === 0 &&
after > 0.2,
JSON.stringify({
frames: wait.loading.length,
loading: wait.loading.slice(0, 8),
ready: wait.ready,
after,
}),
);
await stop();
// 68e. The item wears a clip that starts at 0.8 s: its player loads, then seeks back to 0.8. The
// clock stands until the Game tab draws that picture, and from its first step on the video
// plays – it was held and sought frame by frame for 0.1 s before, its first pictures stuck.
await mutate(`
const p = __gm.state.project;
p.assets.find((a) => a.id === 'cp68-video').clips = [{ id: 'cp68-late', name: 'Late', props: { start: 0.8, end: 0 } }];
p.assets.find((a) => a.id === 'cp68-screen').props.texture = 'cp68-late';`);
await play();
const rows = JSON.parse(
await evaluate(`new Promise((done) => {
const rows = [];
const step = () => {
const player = __gm.gameVideo('${id('v')}');
rows.push({ time: ${clock}, drawn: __gm.gameDrawnRect('${id('v')}') !== null,
at: player?.time ?? null, paused: player?.paused ?? null });
if (rows.length >= 240 || !__gm.world()) return done(JSON.stringify(rows));
requestAnimationFrame(step);
};
step();
})`),
);
const first = rows.findIndex((row) => row.drawn);
const moving = rows.filter((row) => row.drawn && row.time > 0).slice(0, 3);
check(
'a clip that starts later is waited for, then plays from its first step on',
first >= 0 &&
rows.slice(0, first).every((row) => row.time === 0) &&
Math.abs(rows[first].at - 0.8) < 0.02 &&
moving.length === 3 &&
moving.every((row) => row.paused === false),
JSON.stringify({ first, shown: rows[first], moving }),
);
await stop();
// 68f. A recording runs when Play composition starts the cut: no frame is taken while the Game
// tab leaves the item's video out – it recorded the empty frames of the wait before. A clip
// that starts elsewhere, so a new player loads: the one of 68e is still there, at its picture.
await mutate(`
const video = __gm.state.project.assets.find((a) => a.id === 'cp68-video');
video.clips.push({ id: 'cp68-later', name: 'Later', props: { start: 1.2, end: 0 } });
__gm.state.project.assets.find((a) => a.id === 'cp68-screen').props.texture = 'cp68-later';`);
const flow = structuredClone(graph);
flow.nodes.push(
node('record', 'StartRecording', 300, -150, { name: 'cp68 take', resolution: 'view', fps: '60' }),
node('key', 'OnKeyDown', 0, 450, { key: 'p' }),
);
flow.edges = flow.edges.filter((e) => e.id !== 'cp68-e1');
flow.edges.push(link('e4', 'start', 'exec', 'record', 'exec'), link('e5', 'key', 'exec', 'play', 'exec'));
await mutate(
`__gm.state.project.assets.find((a) => a.id === 'cp68-director').graph = ${JSON.stringify(flow)};`,
);
const { uploads, takes } = await json('__gm.recording()');
const take = `__gm.recording().takes[${takes.length}]`;
await play();
await waitUntil(`${take}?.state === 'recording' && ${take}.lastFrameAt !== null`, {
label: 'the recording takes frames',
});
// Sampled every frame in the page, from before the key on.
await evaluate(`{
const rows = (window.cp68Rows = []);
const step = () => {
const exists = (__gm.world()?.entities ?? []).some((e) => e.objectId === '${id('v')}');
rows.push({ exists, drawn: __gm.gameDrawnRect('${id('v')}') !== null, taken: ${take}?.lastFrameAt ?? null });
const drawn = rows.findIndex((row) => row.drawn);
if ((drawn < 0 || rows.length <= drawn + 20) && rows.length < 400) requestAnimationFrame(step);
};
requestAnimationFrame(step);
}`);
await press('p');
await waitUntil(
`window.cp68Rows.length >= 400 || (window.cp68Rows.some((row) => row.drawn) && window.cp68Rows.length > window.cp68Rows.findIndex((row) => row.drawn) + 20)`,
{ label: 'the item is drawn' },
);
const takeRows = await json('window.cp68Rows');
await stop();
// The frames in which the item was there and its video still left out.
const missing = takeRows.filter((row) => row.exists && !row.drawn);
const shown = takeRows.findIndex((row) => row.drawn);
check(
'a recording takes no frame while a composition waits for its video, and goes on after',
missing.length >= 2 &&
missing.every((row) => row.taken === missing[0].taken) &&
shown >= 0 &&
takeRows.at(-1).taken > missing.at(-1).taken,
JSON.stringify({
missing: missing.length,
takenWhileMissing: new Set(missing.map((row) => row.taken)).size - 1,
shown,
after:
takeRows.at(-1).taken !== null && missing.length > 0
? Math.round(takeRows.at(-1).taken - missing.at(-1).taken)
: null,
}),
);
await waitUntil(
`__gm.recording().uploads.length > ${uploads.length} && ['added', 'failed'].includes(__gm.recording().uploads.at(-1).state)`,
{ timeout: 60_000, label: 'the recording is in the project' },
);
const madeId = (await json('__gm.recording()')).uploads.at(-1).assetId ?? '';
await mutate(`
const p = __gm.state.project;
p.assets = p.assets.filter((a) => !a.id.startsWith('cp68-') && a.id !== ${JSON.stringify(madeId)});
const scene = __gm.state.activeScene;
scene.objects = scene.objects.filter((o) => !o.id.startsWith('cp68-'));`);
}