Build Phase 1 application foundation
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Media
@@ -0,0 +1,275 @@
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const test = require("node:test");
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const assert = require("node:assert/strict");
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const fs = require("node:fs");
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const os = require("node:os");
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const path = require("node:path");
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const { openDatabase } = require("../src/database");
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const { migrationStatus, runMigrations } = require("../src/database/migrate");
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function migratedDatabase() {
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const database = openDatabase({ path: ":memory:" });
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const migrations = runMigrations(database);
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return { database, migrations };
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}
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function columnNames(database, table) {
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return database.pragma(`table_info(${table})`).map((column) => column.name);
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}
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test("initial migration creates every approved Phase 0 table and seed row", (t) => {
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const { database, migrations } = migratedDatabase();
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t.after(() => database.close());
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const tables = database
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.prepare(
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`SELECT name FROM sqlite_master
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WHERE type = 'table' AND name NOT LIKE 'sqlite_%'
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ORDER BY name`,
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)
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.all()
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.map((row) => row.name);
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assert.deepEqual(tables, [
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"app_settings",
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"asset_import_sources",
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"assets",
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"display_clients",
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"notification_incidents",
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"notification_outbox",
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"playback_state",
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"playlist_entries",
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"playlists",
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"schema_migrations",
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]);
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assert.equal(migrations.currentVersion, 1);
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assert.equal(migrations.latestAvailableVersion, 1);
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assert.deepEqual(migrations.pendingVersions, []);
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assert.deepEqual(database.prepare("SELECT * FROM app_settings").get(), {
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id: 1,
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revision: 1,
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default_duration_ms: 7000,
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default_background_mode: "blurred",
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default_solid_background_color: "#000000",
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default_background_darkened: 0,
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default_blur_px: 20,
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crossfade_duration_ms: 1000,
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updated_at: database.prepare("SELECT updated_at FROM app_settings").get()
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.updated_at,
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});
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const playback = database.prepare("SELECT * FROM playback_state").get();
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assert.equal(playback.output_id, "global");
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assert.equal(playback.mode, "on");
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assert.equal(playback.pending_playlist_id, null);
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assert.equal(playback.pending_playlist_requested_at, null);
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assert.ok(columnNames(database, "playlist_entries").includes(
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"background_darkened_override",
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));
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});
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test("migrations are idempotent and report their status", (t) => {
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const { database } = migratedDatabase();
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t.after(() => database.close());
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const rerun = runMigrations(database);
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assert.equal(rerun.applied.length, 1);
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assert.deepEqual(rerun.pendingVersions, []);
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assert.deepEqual(migrationStatus(database), rerun);
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});
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test("a failed migration rolls back its schema and version record", (t) => {
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const directory = fs.mkdtempSync(path.join(os.tmpdir(), "announcements-migrations-"));
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const migrationPath = path.join(directory, "001_test.sql");
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fs.writeFileSync(
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migrationPath,
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"CREATE TABLE should_roll_back (id INTEGER); THIS IS NOT SQL;",
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);
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const database = openDatabase({ path: ":memory:" });
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t.after(() => {
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database.close();
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fs.rmSync(directory, { recursive: true, force: true });
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});
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assert.throws(() => runMigrations(database, directory));
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assert.equal(
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database
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.prepare(
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"SELECT COUNT(*) AS count FROM sqlite_master WHERE name = 'should_roll_back'",
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)
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.get().count,
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0,
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);
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assert.equal(
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database.prepare("SELECT COUNT(*) AS count FROM schema_migrations").get().count,
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0,
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);
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fs.writeFileSync(migrationPath, "CREATE TABLE recovered (id INTEGER);");
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const status = runMigrations(database, directory);
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assert.equal(status.currentVersion, 1);
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assert.equal(
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database
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.prepare("SELECT COUNT(*) AS count FROM sqlite_master WHERE name = 'recovered'")
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.get().count,
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1,
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);
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});
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test("a library asset can occur only once in a given playlist", (t) => {
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const { database } = migratedDatabase();
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t.after(() => database.close());
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const now = Date.now();
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database
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.prepare(
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`INSERT INTO assets
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(id, source_sha256, display_name, original_filename, status, created_at, updated_at)
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VALUES (?, ?, ?, ?, 'ready', ?, ?)`,
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)
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.run("asset-1", "a".repeat(64), "Welcome", "welcome.png", now, now);
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database
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.prepare(
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`INSERT INTO playlists (id, name, created_at, updated_at)
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VALUES (?, ?, ?, ?)`,
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)
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.run("playlist-1", "Sunday", now, now);
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const insert = database.prepare(
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`INSERT INTO playlist_entries
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(id, playlist_id, asset_id, position, created_at, updated_at)
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VALUES (?, ?, ?, ?, ?, ?)`,
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);
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insert.run("entry-1", "playlist-1", "asset-1", 0, now, now);
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assert.throws(
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() => insert.run("entry-2", "playlist-1", "asset-1", 1, now, now),
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/UNIQUE constraint failed/,
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);
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database
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.prepare(
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`INSERT INTO playlists (id, name, created_at, updated_at)
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VALUES (?, ?, ?, ?)`,
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)
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.run("playlist-2", "Midweek", now, now);
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assert.doesNotThrow(() =>
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insert.run("entry-3", "playlist-2", "asset-1", 0, now, now),
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);
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assert.throws(
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() => database.prepare("DELETE FROM assets WHERE id = 'asset-1'").run(),
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/FOREIGN KEY constraint failed/,
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);
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});
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test("darkening overrides accept inherited, off, and on only", (t) => {
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const { database } = migratedDatabase();
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t.after(() => database.close());
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const now = Date.now();
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database
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.prepare(
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`INSERT INTO playlists (id, name, created_at, updated_at)
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VALUES ('playlist-1', 'Sunday', ?, ?)`,
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)
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.run(now, now);
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const insertAsset = database.prepare(
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`INSERT INTO assets
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(id, source_sha256, display_name, original_filename, status, created_at, updated_at)
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VALUES (?, ?, ?, ?, 'ready', ?, ?)`,
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);
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const insertEntry = database.prepare(
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`INSERT INTO playlist_entries
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(id, playlist_id, asset_id, background_darkened_override, position, created_at, updated_at)
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VALUES (?, 'playlist-1', ?, ?, ?, ?, ?)`,
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);
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for (const [index, override] of [null, 0, 1].entries()) {
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const assetId = `asset-${index}`;
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insertAsset.run(
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assetId,
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String(index).repeat(64),
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`Asset ${index}`,
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`asset-${index}.png`,
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now,
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now,
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);
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assert.doesNotThrow(() =>
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insertEntry.run(
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`entry-${index}`,
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assetId,
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override,
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index,
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now,
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now,
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),
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);
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}
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insertAsset.run(
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"asset-invalid",
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"f".repeat(64),
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"Invalid override",
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"invalid.png",
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now,
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now,
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);
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assert.throws(
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() => insertEntry.run("entry-invalid", "asset-invalid", 2, 3, now, now),
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/CHECK constraint failed/,
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);
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assert.throws(
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() =>
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database
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.prepare("UPDATE app_settings SET default_background_darkened = 2 WHERE id = 1")
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.run(),
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/CHECK constraint failed/,
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);
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});
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test("pending playlist activation requires a playlist and request time together", (t) => {
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const { database } = migratedDatabase();
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t.after(() => database.close());
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const now = Date.now();
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database
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.prepare(
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`INSERT INTO playlists (id, name, created_at, updated_at)
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VALUES ('playlist-1', 'Sunday', ?, ?)`,
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)
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.run(now, now);
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assert.throws(
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() =>
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database
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.prepare(
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"UPDATE playback_state SET pending_playlist_id = 'playlist-1' WHERE output_id = 'global'",
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)
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.run(),
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/CHECK constraint failed/,
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);
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assert.doesNotThrow(() =>
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database
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.prepare(
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`UPDATE playback_state
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SET pending_playlist_id = 'playlist-1', pending_playlist_requested_at = ?
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WHERE output_id = 'global'`,
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)
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.run(now),
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);
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assert.throws(
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() => database.prepare("DELETE FROM playlists WHERE id = 'playlist-1'").run(),
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/FOREIGN KEY constraint failed/,
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);
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assert.throws(
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() =>
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database
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.prepare(
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`UPDATE playback_state
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SET pending_playlist_id = 'missing', pending_playlist_requested_at = ?
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WHERE output_id = 'global'`,
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)
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.run(now),
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/FOREIGN KEY constraint failed/,
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);
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});
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