Files
moreminimore-vibe/e2e-tests/backup.spec.ts
2025-07-10 10:23:22 -07:00

226 lines
7.6 KiB
TypeScript

import * as path from "path";
import * as fs from "fs";
import * as crypto from "crypto";
import { testWithConfig, test, PageObject } from "./helpers/test_helper";
import { expect } from "@playwright/test";
const BACKUP_SETTINGS = { testFixture: true };
const testWithLastVersion = testWithConfig({
preLaunchHook: async ({ userDataDir }) => {
fs.mkdirSync(path.join(userDataDir), { recursive: true });
fs.writeFileSync(path.join(userDataDir, ".last_version"), "0.1.0");
fs.copyFileSync(
path.join(__dirname, "fixtures", "backups", "empty-v0.12.0-beta.1.db"),
path.join(userDataDir, "sqlite.db"),
);
fs.writeFileSync(
path.join(userDataDir, "user-settings.json"),
JSON.stringify(BACKUP_SETTINGS, null, 2),
);
},
});
const testWithMultipleBackups = testWithConfig({
preLaunchHook: async ({ userDataDir }) => {
fs.mkdirSync(path.join(userDataDir), { recursive: true });
// Make sure there's a last version file so the version upgrade is detected.
fs.writeFileSync(path.join(userDataDir, ".last_version"), "0.1.0");
fs.writeFileSync(
path.join(userDataDir, "user-settings.json"),
JSON.stringify(BACKUP_SETTINGS, null, 2),
);
// Create backups directory
const backupsDir = path.join(userDataDir, "backups");
fs.mkdirSync(backupsDir, { recursive: true });
// Create 5 mock backup directories with different timestamps
// These timestamps are in ascending order (oldest to newest)
const mockBackups = [
{
name: "v1.0.0_2023-01-01T10-00-00-000Z_upgrade_from_0.9.0",
timestamp: "2023-01-01T10:00:00.000Z",
version: "1.0.0",
reason: "upgrade_from_0.9.0",
},
{
name: "v1.0.1_2023-01-02T10-00-00-000Z_upgrade_from_1.0.0",
timestamp: "2023-01-02T10:00:00.000Z",
version: "1.0.1",
reason: "upgrade_from_1.0.0",
},
{
name: "v1.0.2_2023-01-03T10-00-00-000Z_upgrade_from_1.0.1",
timestamp: "2023-01-03T10:00:00.000Z",
version: "1.0.2",
reason: "upgrade_from_1.0.1",
},
{
name: "v1.0.3_2023-01-04T10-00-00-000Z_upgrade_from_1.0.2",
timestamp: "2023-01-04T10:00:00.000Z",
version: "1.0.3",
reason: "upgrade_from_1.0.2",
},
{
name: "v1.0.4_2023-01-05T10-00-00-000Z_upgrade_from_1.0.3",
timestamp: "2023-01-05T10:00:00.000Z",
version: "1.0.4",
reason: "upgrade_from_1.0.3",
},
];
// Create each backup directory with realistic structure
for (const backup of mockBackups) {
const backupPath = path.join(backupsDir, backup.name);
fs.mkdirSync(backupPath, { recursive: true });
// Create backup metadata
const metadata = {
version: backup.version,
timestamp: backup.timestamp,
reason: backup.reason,
files: {
settings: true,
database: true,
},
checksums: {
settings: "mock_settings_checksum_" + backup.version,
database: "mock_database_checksum_" + backup.version,
},
};
fs.writeFileSync(
path.join(backupPath, "backup.json"),
JSON.stringify(metadata, null, 2),
);
// Create mock backup files
fs.writeFileSync(
path.join(backupPath, "user-settings.json"),
JSON.stringify({ version: backup.version, mockData: true }, null, 2),
);
fs.writeFileSync(
path.join(backupPath, "sqlite.db"),
`mock_database_content_${backup.version}`,
);
}
},
});
const ensureAppIsRunning = async (po: PageObject) => {
await po.page.waitForSelector("h1");
const text = await po.page.$eval("h1", (el) => el.textContent);
expect(text).toBe("Build your dream app");
};
test("backup is not created for first run", async ({ po }) => {
await ensureAppIsRunning(po);
expect(fs.existsSync(path.join(po.userDataDir, "backups"))).toEqual(false);
});
testWithLastVersion(
"backup is created if version is upgraded",
async ({ po }) => {
await ensureAppIsRunning(po);
const backups = fs.readdirSync(path.join(po.userDataDir, "backups"));
expect(backups).toHaveLength(1);
const backupDir = path.join(po.userDataDir, "backups", backups[0]);
const backupMetadata = JSON.parse(
fs.readFileSync(path.join(backupDir, "backup.json"), "utf8"),
);
expect(backupMetadata.version).toBeDefined();
expect(backupMetadata.timestamp).toBeDefined();
expect(backupMetadata.reason).toBe("upgrade_from_0.1.0");
expect(backupMetadata.files.settings).toBe(true);
expect(backupMetadata.files.database).toBe(true);
expect(backupMetadata.checksums.settings).toBeDefined();
expect(backupMetadata.checksums.database).toBeDefined();
// Compare the backup files to the original files
const backupSettings = fs.readFileSync(
path.join(backupDir, "user-settings.json"),
"utf8",
);
expect(backupSettings).toEqual(JSON.stringify(BACKUP_SETTINGS, null, 2));
// For database, verify the backup file exists and has correct checksum
const backupDbPath = path.join(backupDir, "sqlite.db");
const originalDbPath = path.join(po.userDataDir, "sqlite.db");
expect(fs.existsSync(backupDbPath)).toBe(true);
expect(fs.existsSync(originalDbPath)).toBe(true);
const backupChecksum = calculateChecksum(backupDbPath);
// Verify backup metadata contains the correct checksum
expect(backupMetadata.checksums.database).toBe(backupChecksum);
},
);
testWithMultipleBackups(
"backup cleanup deletes oldest backups when exceeding MAX_BACKUPS",
async ({ po }) => {
await ensureAppIsRunning(po);
const backupsDir = path.join(po.userDataDir, "backups");
const backups = fs.readdirSync(backupsDir);
// Should have only 3 backups remaining (MAX_BACKUPS = 3)
expect(backups).toHaveLength(3);
const expectedRemainingBackups = [
"*",
// These are the two older backups
"v1.0.4_2023-01-05T10-00-00-000Z_upgrade_from_1.0.3",
"v1.0.3_2023-01-04T10-00-00-000Z_upgrade_from_1.0.2",
];
// Check that the expected backups exist
for (let backup of expectedRemainingBackups) {
let expectedBackup = backup;
if (backup === "*") {
expectedBackup = backups[0];
expect(expectedBackup.endsWith("_upgrade_from_0.1.0")).toEqual(true);
} else {
expect(backups).toContain(expectedBackup);
}
// Verify the backup directory and metadata still exist
const backupPath = path.join(backupsDir, expectedBackup);
expect(fs.existsSync(backupPath)).toBe(true);
expect(fs.existsSync(path.join(backupPath, "backup.json"))).toBe(true);
expect(fs.existsSync(path.join(backupPath, "user-settings.json"))).toBe(
true,
);
// The first backup does NOT have a SQLite database because the backup
// manager is run before the DB is initialized.
expect(fs.existsSync(path.join(backupPath, "sqlite.db"))).toBe(
backup !== "*",
);
}
// The 2 oldest backups should have been deleted
const deletedBackups = [
"v1.0.0_2023-01-01T10-00-00-000Z_upgrade_from_0.9.0", // oldest
"v1.0.1_2023-01-02T10-00-00-000Z_upgrade_from_1.0.0", // second oldest
"v1.0.2_2023-01-03T10-00-00-000Z_upgrade_from_1.0.1", // third oldest
];
for (const deletedBackup of deletedBackups) {
expect(backups).not.toContain(deletedBackup);
expect(fs.existsSync(path.join(backupsDir, deletedBackup))).toBe(false);
}
},
);
function calculateChecksum(filePath: string): string {
const fileBuffer = fs.readFileSync(filePath);
const hash = crypto.createHash("sha256");
hash.update(fileBuffer);
return hash.digest("hex");
}