diff --git a/frontend/e2e/fixtures/test-data.ts b/frontend/e2e/fixtures/test-data.ts
new file mode 100644
index 00000000..57c6a683
--- /dev/null
+++ b/frontend/e2e/fixtures/test-data.ts
@@ -0,0 +1,154 @@
+// Test user definitions for LDAP and local authentication
+export const LDAP_USERS = {
+  valid: {
+    username: 'testuser1',
+    password: 'Password123!',
+    email: 'testuser1@ainventory.local',
+  },
+  invalid: {
+    username: 'invalid_user',
+    password: 'wrong_password',
+  },
+};
+
+export const LOCAL_USERS = {
+  admin: {
+    username: 'admin',
+    password: 'AdminPassword123!',
+    email: 'admin@ainventory.local',
+  },
+  regular: {
+    username: 'testuser2',
+    password: 'UserPassword123!',
+    email: 'testuser2@ainventory.local',
+  },
+};
+
+// Test inventory items for scanning and AI extraction workflows
+export const TEST_ITEMS = [
+  {
+    name: 'Widget A',
+    barcode: '123456789',
+    part_number: 'WA-001',
+    category: 'Electronics',
+    quantity: 50,
+  },
+  {
+    name: 'Widget B',
+    barcode: '987654321',
+    part_number: 'WB-001',
+    category: 'Electronics',
+    quantity: 25,
+  },
+  {
+    name: 'Capacitor Pack',
+    barcode: '555666777',
+    part_number: 'CAP-100',
+    category: 'Components',
+    quantity: 100,
+  },
+  {
+    name: 'Resistor Assortment',
+    barcode: '111222333',
+    part_number: 'RES-500',
+    category: 'Components',
+    quantity: 500,
+  },
+];
+
+// Test categories for inventory organization
+export const TEST_CATEGORIES = [
+  { name: 'Electronics', description: 'Electronic components and devices' },
+  { name: 'Components', description: 'Discrete electronic components' },
+  { name: 'Tools', description: 'Maintenance and assembly tools' },
+  { name: 'Cables', description: 'Network and power cables' },
+];
+
+// Box labels for multi-item scanning workflow
+export const TEST_BOX_LABELS = [
+  { label: 'BOX-BATCH-001', items: ['123456789', '987654321'] },
+  { label: 'BOX-BATCH-002', items: ['555666777', '111222333'] },
+];
+
+// AI extraction test images (base64 encoded sample data for testing)
+export const AI_EXTRACTION_TEST_DATA = {
+  valid_label: {
+    filename: 'valid_label.jpg',
+    // Placeholder for base64 encoded test image
+    base64: 'data:image/jpeg;base64,',
+    expected_extraction: {
+      name: 'Test Component',
+      part_number: 'TEST-001',
+      quantity: '10',
+    },
+  },
+  invalid_label: {
+    filename: 'invalid_label.jpg',
+    base64: 'data:image/jpeg;base64,',
+    expected_extraction: {
+      error: 'Unable to extract data from image',
+    },
+  },
+};
+
+// Offline sync test scenarios
+export const OFFLINE_SYNC_SCENARIOS = {
+  single_item_checkin: {
+    operations: [
+      { type: 'checkin', item_id: 1, quantity: 5 },
+    ],
+  },
+  multi_item_checkout: {
+    operations: [
+      { type: 'checkout', item_id: 1, quantity: 3 },
+      { type: 'checkout', item_id: 2, quantity: 2 },
+    ],
+  },
+  mixed_operations: {
+    operations: [
+      { type: 'checkin', item_id: 1, quantity: 5 },
+      { type: 'checkout', item_id: 2, quantity: 2 },
+      { type: 'checkin', item_id: 3, quantity: 10 },
+    ],
+  },
+};
+
+// Port configuration for Docker containers (per workflow instance)
+export const PORT_CONFIG = {
+  base: {
+    backend: 8906,
+    frontend: 3000,
+    ldap: 389,
+  },
+  offsets: {
+    workflow_1_login: { backend: 9001, frontend: 9100, ldap: 9389 },
+    workflow_2_scan: { backend: 9002, frontend: 9101, ldap: 9390 },
+    workflow_3_ai: { backend: 9003, frontend: 9102, ldap: 9391 },
+    workflow_4_admin: { backend: 9004, frontend: 9103, ldap: 9392 },
+    workflow_5_offline: { backend: 9005, frontend: 9104, ldap: 9393 },
+  },
+};
+
+// Environment variable defaults for each workflow
+export const WORKFLOW_ENV_DEFAULTS = {
+  login: {
+    LDAP_ENABLED: 'true',
+    AI_PROVIDER: 'gemini',
+  },
+  scan: {
+    LDAP_ENABLED: 'false',
+    AI_PROVIDER: 'gemini',
+  },
+  ai_extraction: {
+    LDAP_ENABLED: 'false',
+    AI_PROVIDER: 'gemini',
+  },
+  admin_settings: {
+    LDAP_ENABLED: 'true',
+    AI_PROVIDER: 'gemini',
+  },
+  offline_sync: {
+    LDAP_ENABLED: 'false',
+    AI_PROVIDER: 'claude',
+  },
+};