feat: add unit tests for tenant, guarantor, lease card, dashboard, session, theme, and workspace services

frontend/src/app/components/lease-card/lease-card.spec.ts

@@ -0,0 +1,26 @@
+import { TestBed } from '@angular/core/testing';
+import { LeaseCard } from './lease-card';
+
+describe('LeaseCard', () => {
+  it('resolves apartment, tenants, and every status label', () => {
+    const fixture = TestBed.createComponent(LeaseCard);
+    fixture.componentRef.setInput('apartments', [{ id: 'apartment-1', name: 'T2', address: '', purchasePrice: 0, description: '' }]);
+    fixture.componentRef.setInput('tenants', [
+      { id: 'tenant-1', firstName: 'Camille', lastName: 'Martin', email: '', phone: '', address: '' },
+      { id: 'tenant-2', firstName: 'Alex', lastName: 'Durand', email: '', phone: '', address: '' },
+    ]);
+    fixture.componentRef.setInput('lease', {
+      apartmentId: 'apartment-1', tenantIds: ['tenant-1', 'missing', 'tenant-2'], guarantors: [], startDate: '', endDate: '', monthlyRent: 0, monthlyCharges: 0, securityDeposit: 0, status: 'DRAFT',
+    });
+    const component = fixture.componentInstance;
+
+    expect(component.apartmentName()).toBe('T2');
+    expect(component.tenantNames()).toBe('Camille Martin, Alex Durand');
+    expect(component.statusLabel()).toBe('Bail en préparation');
+    fixture.componentRef.setInput('lease', { ...component.lease(), status: 'ACTIVE' });
+    expect(component.statusLabel()).toBe('Bail actif');
+    fixture.componentRef.setInput('lease', { ...component.lease(), apartmentId: 'missing', status: 'ARCHIVED' });
+    expect(component.apartmentName()).toBe('Bien inconnu');
+    expect(component.statusLabel()).toBe('Bail archivé');
+  });
+});