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202
backend/test-media-library-db.js
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202
backend/test-media-library-db.js
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#!/usr/bin/env node
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/**
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* Media Library Database Test Script
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* Tests all database operations for uploads and folders
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*/
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const { pool } = require("./config/database");
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const logger = require("./config/logger");
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async function testDatabaseOperations() {
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console.log("\n🧪 Testing Media Library Database Operations\n");
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console.log("=".repeat(60));
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try {
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// Test 1: Check database connection
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console.log("\n1️⃣ Testing Database Connection...");
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const connectionTest = await pool.query("SELECT NOW()");
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console.log(" ✅ Database connected:", connectionTest.rows[0].now);
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// Test 2: Check uploads table structure
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console.log("\n2️⃣ Checking uploads table structure...");
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const uploadsSchema = await pool.query(`
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SELECT column_name, data_type, is_nullable
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FROM information_schema.columns
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WHERE table_name = 'uploads'
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ORDER BY ordinal_position
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`);
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console.log(" ✅ Uploads table columns:");
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uploadsSchema.rows.forEach((col) => {
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console.log(
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` - ${col.column_name} (${col.data_type}, nullable: ${col.is_nullable})`
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);
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});
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// Test 3: Check media_folders table structure
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console.log("\n3️⃣ Checking media_folders table structure...");
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const foldersSchema = await pool.query(`
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SELECT column_name, data_type, is_nullable
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FROM information_schema.columns
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WHERE table_name = 'media_folders'
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ORDER BY ordinal_position
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`);
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console.log(" ✅ Media folders table columns:");
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foldersSchema.rows.forEach((col) => {
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console.log(
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` - ${col.column_name} (${col.data_type}, nullable: ${col.is_nullable})`
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);
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});
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// Test 4: Check foreign key constraints
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console.log("\n4️⃣ Checking foreign key constraints...");
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const constraints = await pool.query(`
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SELECT
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tc.constraint_name,
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tc.table_name,
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kcu.column_name,
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ccu.table_name AS foreign_table_name,
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ccu.column_name AS foreign_column_name
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FROM information_schema.table_constraints AS tc
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JOIN information_schema.key_column_usage AS kcu
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ON tc.constraint_name = kcu.constraint_name
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AND tc.table_schema = kcu.table_schema
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JOIN information_schema.constraint_column_usage AS ccu
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ON ccu.constraint_name = tc.constraint_name
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AND ccu.table_schema = tc.table_schema
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WHERE tc.constraint_type = 'FOREIGN KEY'
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AND tc.table_name IN ('uploads', 'media_folders')
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`);
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console.log(" ✅ Foreign key constraints:");
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constraints.rows.forEach((fk) => {
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console.log(
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` - ${fk.table_name}.${fk.column_name} → ${fk.foreign_table_name}.${fk.foreign_column_name}`
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);
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});
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// Test 5: Count existing data
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console.log("\n5️⃣ Counting existing data...");
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const fileCount = await pool.query("SELECT COUNT(*) as count FROM uploads");
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const folderCount = await pool.query(
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"SELECT COUNT(*) as count FROM media_folders"
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);
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console.log(` ✅ Total files: ${fileCount.rows[0].count}`);
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console.log(` ✅ Total folders: ${folderCount.rows[0].count}`);
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// Test 6: List all files
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if (parseInt(fileCount.rows[0].count) > 0) {
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console.log("\n6️⃣ Listing all files in database...");
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const files = await pool.query(`
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SELECT id, original_name, file_size, folder_id, uploaded_by, created_at
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FROM uploads
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ORDER BY created_at DESC
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LIMIT 10
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`);
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console.log(" ✅ Recent files:");
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files.rows.forEach((file) => {
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const size = (file.file_size / 1024).toFixed(2) + " KB";
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const folder = file.folder_id ? `Folder #${file.folder_id}` : "Root";
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console.log(
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` - [ID: ${file.id}] ${file.original_name} (${size}) - ${folder}`
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);
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});
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}
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// Test 7: List all folders
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if (parseInt(folderCount.rows[0].count) > 0) {
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console.log("\n7️⃣ Listing all folders in database...");
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const folders = await pool.query(`
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SELECT id, name, parent_id, created_by, created_at,
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(SELECT COUNT(*) FROM uploads WHERE folder_id = media_folders.id) as file_count
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FROM media_folders
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ORDER BY created_at DESC
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`);
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console.log(" ✅ Folders:");
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folders.rows.forEach((folder) => {
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const parent = folder.parent_id
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? `Parent #${folder.parent_id}`
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: "Root";
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console.log(
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` - [ID: ${folder.id}] ${folder.name} (${folder.file_count} files) - ${parent}`
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);
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});
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}
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// Test 8: Test folder query with file counts
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console.log("\n8️⃣ Testing folder query with file counts...");
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const foldersWithCounts = await pool.query(`
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SELECT
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mf.*,
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COUNT(u.id) as file_count
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FROM media_folders mf
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LEFT JOIN uploads u ON u.folder_id = mf.id
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GROUP BY mf.id
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ORDER BY mf.created_at DESC
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`);
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console.log(
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` ✅ Query returned ${foldersWithCounts.rows.length} folders with accurate file counts`
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);
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// Test 9: Test cascade delete (dry run)
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console.log("\n9️⃣ Testing cascade delete rules...");
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const cascadeRules = await pool.query(`
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SELECT
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tc.constraint_name,
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rc.delete_rule
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FROM information_schema.table_constraints tc
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JOIN information_schema.referential_constraints rc
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ON tc.constraint_name = rc.constraint_name
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WHERE tc.table_name IN ('uploads', 'media_folders')
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AND tc.constraint_type = 'FOREIGN KEY'
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`);
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console.log(" ✅ Delete rules:");
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cascadeRules.rows.forEach((rule) => {
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console.log(` - ${rule.constraint_name}: ${rule.delete_rule}`);
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});
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// Test 10: Verify indexes
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console.log("\n🔟 Checking database indexes...");
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const indexes = await pool.query(`
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SELECT
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tablename,
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indexname,
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indexdef
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FROM pg_indexes
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WHERE tablename IN ('uploads', 'media_folders')
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AND schemaname = 'public'
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ORDER BY tablename, indexname
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`);
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console.log(" ✅ Indexes:");
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indexes.rows.forEach((idx) => {
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console.log(` - ${idx.tablename}.${idx.indexname}`);
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});
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console.log("\n" + "=".repeat(60));
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console.log("✅ All database tests passed successfully!\n");
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console.log("📊 Summary:");
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console.log(` - Database: Connected and operational`);
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console.log(
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` - Tables: uploads (${uploadsSchema.rows.length} columns), media_folders (${foldersSchema.rows.length} columns)`
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);
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console.log(
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` - Data: ${fileCount.rows[0].count} files, ${folderCount.rows[0].count} folders`
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);
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console.log(
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` - Constraints: ${constraints.rows.length} foreign keys configured`
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);
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console.log(` - Indexes: ${indexes.rows.length} indexes for performance`);
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console.log(
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"\n✅ Media library database is properly configured and operational!\n"
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);
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} catch (error) {
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console.error("\n❌ Database test failed:", error.message);
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console.error("Stack trace:", error.stack);
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process.exit(1);
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} finally {
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await pool.end();
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}
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}
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// Run tests
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testDatabaseOperations();
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