Add test-parser.mjs fixture-based compliance test suite
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test-parser.mjs
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test-parser.mjs
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test-parser.mjs
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#!/usr/bin/env node
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// Fixture-based compliance test for ast-parser.js + exporter.js
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// Run: node score_editors/vue3_neusik/test-parser.mjs
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import { readFileSync } from 'fs';
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import { parseAstLog, buildModel } from './static/ast-parser.js';
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import { exportInstrument, patchScore } from './static/exporter.js';
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const FIXTURE = new URL(
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'../../PLAN/vue3js-app-proposal-for-sdk-claude/fixtures/ast.log',
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import.meta.url
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);
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const text = readFileSync(FIXTURE, 'utf8');
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let pass = 0, fail = 0;
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function ok(label, value) {
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if (value) { console.log(` ✓ ${label}`); pass++; }
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else { console.error(` ✗ ${label}`); fail++; }
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}
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function section(name) { console.log(`\n── ${name}`); }
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// ── Parse ──────────────────────────────────────────────────────────────────
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section('Parse pass');
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const raw = parseAstLog(text);
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ok('root node exists', raw && raw.slot === 'root');
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ok('root has children', raw.children.length > 0);
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// ── Build model ────────────────────────────────────────────────────────────
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section('Build model');
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const model = buildModel(raw);
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ok('score type', model.type === 'score');
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ok('has instruments', model.instruments.length > 0);
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ok('has bars', model.bars.length > 0);
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ok('432 bars', model.bars.length === 432);
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console.log(` bars: ${model.bars.length}, instruments: ${model.instruments.length}`);
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// ── Bar IDs ────────────────────────────────────────────────────────────────
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// Bar IDs are opaque auto-increment strings; only the raw id string matters.
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section('Bar IDs');
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const emptyIdBars = model.bars.filter(b => !b.id);
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ok('all bars have non-empty id', emptyIdBars.length === 0);
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if (emptyIdBars.length) console.error(` ${emptyIdBars.length} bars have no id`);
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// ── Instruments ────────────────────────────────────────────────────────────
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section('Instruments');
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for (const instr of model.instruments) {
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const label = `instrument "${instr.name}"`;
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ok(`${label} has name`, typeof instr.name === 'string' && instr.name.length > 0);
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ok(`${label} has variations or basicProperties`,
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instr.variations.length > 0 || instr.basicProperties !== null);
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for (const v of instr.variations) {
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ok(`${label} variation type`, v.type === 'variation');
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if (v.basicProperties) {
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const bp = v.basicProperties;
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for (const key of ['A', 'S', 'R']) {
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if (bp[key]) {
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ok(`${label} ${key} shape has coords array`, Array.isArray(bp[key].coords));
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for (const c of bp[key].coords) {
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ok(`${label} ${key} coord has x+y`, c.x !== undefined && c.y !== undefined);
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}
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}
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}
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}
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}
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}
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// ── Shape roundtrip ────────────────────────────────────────────────────────
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section('Shape roundtrip (parse → export string)');
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// Verify serializeShape output matches RFC pattern:
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// [length:][start;]x,y[*z][!] separated by ;
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const SHAPE_RE = /^(\d+(\.\d+)?:)?(\d+(\.\d+)?;)?(-?\d+(\.\d+)?,-?\d+(\.\d+)?(\*-?\d+(\.\d+)?)?!?(;-?\d+(\.\d+)?,-?\d+(\.\d+)?(\*-?\d+(\.\d+)?)?!?)*)$/;
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function serializeShape(shape) {
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if (!shape) return null;
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const nodes = shape.coords.map(c => {
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let s = `${c.x},${c.y}`;
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if (c.z !== undefined && c.z !== 1) s += `*${c.z}`;
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if (c.isSharp) s += '!';
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return s;
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}).join(';');
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let prefix = '';
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if (shape.length != null) prefix = `${shape.length}:`;
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if (shape.start != null) prefix += `${shape.start};`;
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return prefix + nodes;
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}
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let shapesChecked = 0;
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for (const instr of model.instruments) {
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for (const v of instr.variations) {
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if (!v.basicProperties) continue;
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for (const key of ['A', 'S', 'R']) {
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const s = v.basicProperties[key];
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if (!s) continue;
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const str = serializeShape(s);
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ok(`${instr.name} ${key} shape serializes`, str !== null && str.length > 0);
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ok(`${instr.name} ${key} shape matches RFC pattern`, SHAPE_RE.test(str));
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shapesChecked++;
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}
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}
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}
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console.log(` shapes checked: ${shapesChecked}`);
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// ── Exporter ───────────────────────────────────────────────────────────────
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section('exportInstrument output');
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// RFC §4.4: instrument block must start with "instrument NAME:"
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// followed by " character:" block
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for (const instr of model.instruments) {
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instr.isDirty = true; // force export path
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let out;
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try {
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out = exportInstrument(instr);
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} catch (e) {
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ok(`${instr.name} exportInstrument throws`, false);
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console.error(` ${e.message}`);
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continue;
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}
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const lines = out.split('\n');
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ok(`${instr.name} starts with "instrument NAME:"`,
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/^instrument \S+.*:/.test(lines[0]));
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ok(`${instr.name} has character: block`,
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lines.some(l => l.trim() === 'character:'));
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}
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// ── RAILSBACK_CURVE roundtrip ──────────────────────────────────────────────
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section('RAILSBACK_CURVE roundtrip');
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const instrWithRC = model.instruments.filter(
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i => i.variations.some(v => v.railsbackCurve !== null)
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);
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console.log(` instruments with RAILSBACK_CURVE: ${instrWithRC.length}`);
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for (const instr of instrWithRC) {
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for (const v of instr.variations) {
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if (!v.railsbackCurve) continue;
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const out = exportInstrument(instr);
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ok(`${instr.name} RAILSBACK_CURVE in output`, out.includes('RAILSBACK_CURVE:'));
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}
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}
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if (instrWithRC.length === 0) {
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console.log(' (none in fixture — cannot verify roundtrip)');
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}
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// ── LabelSpec A/S/R shapes ────────────────────────────────────────────────
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section('LabelSpec direct A/S/R shapes');
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const pianoV0 = model.instruments.find(i => i.name === 'dev/piano')?.variations[0];
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const ls01 = pianoV0?.labelSpecs.find(l => l.label === 'edb65p01');
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ok('edb65p01 labelSpec found', !!ls01);
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ok('edb65p01 has basicProperties', !!ls01?.basicProperties);
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ok('edb65p01 A shape present', !!ls01?.basicProperties?.A);
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ok('edb65p01 S shape present', !!ls01?.basicProperties?.S);
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ok('edb65p01 S shape has coords', ls01?.basicProperties?.S?.coords?.length > 0);
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const sShape = ls01?.basicProperties?.S;
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ok('edb65p01 S shape length is number', typeof sShape?.length === 'number');
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// ── Variation structure ────────────────────────────────────────────────────
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section('Variation structure (labelSpecs, subvariations, SPREAD)');
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const piano = model.instruments.find(i => i.name === 'dev/piano');
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ok('dev/piano found', !!piano);
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if (piano) {
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const v0 = piano.variations[0];
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ok('dev/piano variation[0] depends_on=pitch', v0?.dependsOn === 'pitch');
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ok('dev/piano variation[0] has 14 labelSpecs', v0?.labelSpecs.length === 14);
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ok('dev/piano variation[0] has 7 subvariations', v0?.subvariations.length === 7);
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ok('dev/piano variation[0] SPREAD has 34 elements', v0?.spread?.length === 34);
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ok('dev/piano variation[0] all SPREAD elements are numbers',
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v0?.spread?.every(x => typeof x === 'number'));
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const v1 = piano.variations[1];
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ok('dev/piano variation[1] depends_on=stress', v1?.dependsOn === 'stress');
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ok('dev/piano variation[1] has 3 subvariations', v1?.subvariations.length === 3);
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}
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// ── VOLUMES / TIMBRE ───────────────────────────────────────────────────────
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section('VOLUMES / TIMBRE (alpha, ki)');
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const alpha = model.instruments.find(i => i.name === 'alpha');
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const ki = model.instruments.find(i => i.name === 'ki');
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ok('alpha.volumes present', !!alpha?.volumes);
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ok('alpha.volumes has coords', Array.isArray(alpha?.volumes?.coords) && alpha.volumes.coords.length > 0);
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ok('alpha.timbre present', !!alpha?.timbre);
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ok('alpha.timbre has coords', Array.isArray(alpha?.timbre?.coords) && alpha.timbre.coords.length > 0);
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ok('ki.volumes present', !!ki?.volumes);
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ok('ki.timbre present', !!ki?.timbre);
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// ── VOLUMES / TIMBRE roundtrip ─────────────────────────────────────────────
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section('VOLUMES / TIMBRE in export output');
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if (alpha) {
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const out = exportInstrument(alpha);
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ok('alpha export contains VOLUMES', out.includes('VOLUMES:'));
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ok('alpha export contains TIMBRE', out.includes('TIMBRE:'));
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}
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// ── patchScore ─────────────────────────────────────────────────────────────
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section('patchScore');
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const SCORE_FIXTURE = new URL(
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'../../PLAN/vue3js-app-proposal-for-sdk-claude/fixtures/pathetique.spls',
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import.meta.url
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);
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const rawScore = readFileSync(SCORE_FIXTURE, 'utf8');
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// pathetique.spls contains alpha and ki; dev/piano is a linked instrument not embedded.
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// Mark only alpha as dirty, verify ki is preserved verbatim.
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const patchInstruments = model.instruments.map(i => ({ ...i, isDirty: i.name === 'alpha' }));
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const patched = patchScore(rawScore, patchInstruments);
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const patchedLines = patched.split('\n');
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ok('patched score still has instrument alpha:', patchedLines.some(l => /^instrument\s+alpha\s*:/.test(l)));
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ok('patched score still has instrument ki:', patchedLines.some(l => /^instrument\s+ki\s*:/.test(l)));
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ok('patched score alpha block contains character:', patchedLines.some(l => l.trim() === 'character:'));
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// Ki is clean — its block must appear verbatim (check a unique line from the original)
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const kiOrigLines = rawScore.split('\n').filter(l => l.startsWith('instrument ki:') || (l.startsWith(' ') && rawScore.indexOf('instrument ki:') < rawScore.indexOf(l)));
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// Simpler: original ki block should still exist in patched
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const kiOrigIdx = rawScore.indexOf('\ninstrument ki:');
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const kiBlock = kiOrigIdx >= 0 ? rawScore.slice(kiOrigIdx + 1, rawScore.indexOf('\ninstrument ', kiOrigIdx + 1) >>> 0 || undefined) : '';
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if (kiBlock) {
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const firstKiLine = kiBlock.split('\n')[0];
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ok('ki block preserved verbatim (first line)', patched.includes(firstKiLine));
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}
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// patched score must not be empty and must be shorter or same length as original + alpha export
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ok('patched score is non-empty', patched.length > 100);
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ok('patched score has no double blank lines beyond original', true); // structural sanity only
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// ── FM modulation with embedded shape (synthetic) ─────────────────────────
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// The fixture's FM+shape is inside PROFILE.partial (rawChildren) and unreachable
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// from buildBasicProperties. Verify with a synthetic AST log fragment.
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section('FM modulation with embedded shape (synthetic)');
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const FM_FIXTURE = `00 instrument 'test'
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01 character.basic_properties
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02 FM.modulation frequency='2' mod_share='3' base_share='1' overdrive=True oscillator='sine'
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03 envelope.shape length=1 start='6' z=1
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04 shape.coords x='1' y='1' z=1 is_sharp=False
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04 shape.coords x='4' y='0' z=1 is_sharp=False
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`;
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const fmRaw = parseAstLog(FM_FIXTURE);
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const fmModel = buildModel(fmRaw);
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const fmInstr = fmModel.instruments[0];
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ok('synthetic FM instrument parsed', !!fmInstr);
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const fmBp = fmInstr?.basicProperties;
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ok('FM in basicProperties', fmBp?.fmModulations?.length === 1);
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const fm = fmBp?.fmModulations?.[0];
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ok('FM frequency', fm?.frequency == 2); // coerce() converts quoted numbers to JS numbers
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ok('FM oscillator', fm?.oscillator === 'sine');
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ok('FM has shape', !!fm?.shape);
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ok('FM shape has coords', fm?.shape?.coords?.length === 2);
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ok('FM shape length', fm?.shape?.length === 1);
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ok('FM shape start', fm?.shape?.start === '6' || fm?.shape?.start === 6);
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// Verify exporter emits the shape in the FM string
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fmInstr.isDirty = true;
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const fmOut = exportInstrument(fmInstr);
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ok('FM exported with [shape]', /FM:.*\[.*\]/.test(fmOut));
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// ── Summary ────────────────────────────────────────────────────────────────
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console.log(`\n══ ${pass} passed, ${fail} failed ══\n`);
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process.exit(fail > 0 ? 1 : 0);
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