Integrate print view and document branding

tests/print-view-migration.test.ts

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+import assert from "node:assert/strict";
+import { copyFileSync, mkdirSync, mkdtempSync, readFileSync, rmdirSync, unlinkSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import path from "node:path";
+import { it } from "node:test";
+import { migrate } from "drizzle-orm/better-sqlite3/migrator";
+import { createDatabaseContext } from "../src/db/database-context.js";
+
+it("upgrades a populated pre-print database without changing its existing records", async () => {
+  const source = path.resolve("src/db/migrations");
+  const staging = mkdtempSync(path.join(tmpdir(), "leistungsbilanz-print-migration-"));
+  const journal = JSON.parse(readFileSync(path.join(source, "meta/_journal.json"), "utf8"));
+  journal.entries = journal.entries.filter((entry: { idx: number }) => entry.idx <= 6);
+  mkdirSync(path.join(staging, "meta"));
+  const files = [path.join(staging, "meta/_journal.json")];
+  writeFileSync(files[0], JSON.stringify(journal));
+  for (const entry of journal.entries) {
+    const file = path.join(staging, `${entry.tag}.sql`);
+    copyFileSync(path.join(source, `${entry.tag}.sql`), file);
+    files.push(file);
+  }
+  const context = createDatabaseContext(":memory:");
+  try {
+    migrate(context.db, { migrationsFolder: staging });
+    context.sqlite.exec(`
+      INSERT INTO projects (id, name, current_revision) VALUES ('p', 'Existing project', 17);
+      INSERT INTO distribution_boards (id, project_id, name, simultaneity_factor)
+        VALUES ('b', 'p', 'Existing board', 0.7);
+    `);
+    const oldProject = context.sqlite.prepare("SELECT * FROM projects").get() as Record<string, unknown>;
+    const oldBoard = context.sqlite.prepare("SELECT * FROM distribution_boards").get() as Record<string, unknown>;
+    const backup = path.join(staging, "before-print.db");
+    files.push(backup);
+    await context.sqlite.backup(backup);
+
+    migrate(context.db, { migrationsFolder: source });
+    const project = context.sqlite.prepare("SELECT * FROM projects").get() as Record<string, unknown>;
+    const board = context.sqlite.prepare("SELECT * FROM distribution_boards").get() as Record<string, unknown>;
+    for (const [key, value] of Object.entries(oldProject)) assert.deepEqual(project[key], value);
+    for (const [key, value] of Object.entries(oldBoard)) assert.deepEqual(board[key], value);
+    for (const field of ["site_address", "work_stage", "project_lead", "project_editor"]) assert.equal(project[field], null);
+    for (const field of ["board_number", "location", "fed_from", "remark"]) assert.equal(board[field], null);
+    assert.equal(context.sqlite.prepare("SELECT count(*) AS count FROM document_branding_assets").get()!.count, 0);
+    assert.equal(context.sqlite.prepare("SELECT count(*) AS count FROM document_branding_settings").get()!.count, 0);
+    assert.deepEqual(context.sqlite.pragma("foreign_key_check"), []);
+    assert.equal(context.sqlite.pragma("integrity_check", { simple: true }), "ok");
+    migrate(context.db, { migrationsFolder: source });
+    assert.deepEqual(context.sqlite.prepare("SELECT * FROM projects").get(), project);
+  } finally {
+    context.close();
+    for (const file of files) unlinkSync(file);
+    rmdirSync(path.join(staging, "meta"));
+    rmdirSync(staging);
+  }
+});