Files
feuerwerk/tests/core/texture-commands.test.ts
T
rootandClaude Opus 5 9212e61c4c Create a sprite asset from a texture's context menu
The sprite takes the whole image at its pixel size and the texture's name,
numbered like any other clash. CreateAssetCommand now accepts starting
properties; they go through the schema in execute, so an unknown key or a
bad value is refused before the project is touched, and one undo removes
the asset.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-11 09:57:19 +02:00

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import { describe, expect, it } from 'vitest';
import { CreateAssetCommand, CreateTextureCommand } from '../../src/core/commands/assetCommands';
import { CommandError } from '../../src/core/commands/Command';
import { isTextureAsset } from '../../src/core/model/Asset';
import { findAsset } from '../../src/core/model/Project';
import { spriteFromTexture } from '../../src/core/properties/aspect';
import { makeProject } from '../helpers';
const FILE = `${'b'.repeat(64)}.webp`;
describe('CreateTextureCommand', () => {
it('adds a texture asset carrying the uploaded image, and removes it again', () => {
const { project, stack } = makeProject();
const command = new CreateTextureCommand('Hero', { file: FILE, width: 64, height: 32 });
stack.execute(command);
const asset = findAsset(project, command.asset.id);
expect(asset && isTextureAsset(asset)).toBe(true);
expect(asset).toMatchObject({ type: 'texture', name: 'Hero', file: FILE, width: 64, height: 32 });
// The schema default comes along, so the new texture is a complete asset – nothing to fill in later.
expect(asset?.props).toEqual({ filter: 'linear' });
stack.undo();
expect(project.assets).toHaveLength(0);
stack.redo();
expect(findAsset(project, command.asset.id)?.name).toBe('Hero');
});
it('rejects a file name the server cannot have produced – in execute, not in the constructor', () => {
const { project, stack } = makeProject();
const command = new CreateTextureCommand('Hero', { file: '../secrets.png', width: 1, height: 1 });
expect(() => stack.execute(command)).toThrow(CommandError);
expect(project.assets).toHaveLength(0);
});
it('keeps two assets for the same file apart', () => {
const { project, stack } = makeProject();
stack.execute(new CreateTextureCommand('Hero', { file: FILE, width: 8, height: 8 }));
stack.execute(new CreateTextureCommand('Hero copy', { file: FILE, width: 8, height: 8 }));
expect(project.assets.map((a) => a.id)).toHaveLength(2);
expect(new Set(project.assets.map((a) => a.id)).size).toBe(2);
});
});
describe('CreateAssetCommand with starting props', () => {
it('creates a sprite wearing the texture at its pixel size, and removes it again', () => {
const { project, stack } = makeProject();
const texture = new CreateTextureCommand('Hero', { file: FILE, width: 64, height: 32 });
stack.execute(texture);
const sprite = new CreateAssetCommand('sprite', 'Hero 2', spriteFromTexture(project, texture.asset.id));
stack.execute(sprite);
expect(findAsset(project, sprite.asset.id)?.props).toEqual({
enabled: true,
width: 64,
height: 32,
color: 0xffffff,
texture: texture.asset.id,
});
stack.undo();
expect(findAsset(project, sprite.asset.id)).toBeUndefined();
stack.redo();
expect(findAsset(project, sprite.asset.id)?.props.texture).toBe(texture.asset.id);
});
it('passes each value through the schema', () => {
const { project, stack } = makeProject();
const sprite = new CreateAssetCommand('sprite', 'Tiny', { width: -5 });
stack.execute(sprite);
expect(findAsset(project, sprite.asset.id)?.props.width).toBe(1);
});
it('rejects a property the type does not have, leaving the project untouched', () => {
const { project, stack } = makeProject();
expect(() => stack.execute(new CreateAssetCommand('sprite', 'Odd', { zoom: 2 }))).toThrow(CommandError);
expect(project.assets).toHaveLength(0);
});
});