feat: mise en place de la messagerie [#17]

Front-End/jest.setup.js

@@ -0,0 +1,95 @@
+import '@testing-library/jest-dom';
+
+// Supprimer les avertissements React act() en environnement de test
+global.IS_REACT_ACT_ENVIRONMENT = true;
+
+// Mock window.matchMedia
+Object.defineProperty(window, 'matchMedia', {
+  writable: true,
+  value: jest.fn().mockImplementation((query) => ({
+    matches: false,
+    media: query,
+    onchange: null,
+    addListener: jest.fn(), // deprecated
+    removeListener: jest.fn(), // deprecated
+    addEventListener: jest.fn(),
+    removeEventListener: jest.fn(),
+    dispatchEvent: jest.fn(),
+  })),
+});
+
+// Mock IntersectionObserver
+global.IntersectionObserver = class IntersectionObserver {
+  constructor() {}
+  observe() {
+    return null;
+  }
+  disconnect() {
+    return null;
+  }
+  unobserve() {
+    return null;
+  }
+};
+
+// Mock WebSocket
+global.WebSocket = class WebSocket {
+  constructor(url) {
+    this.url = url;
+    this.readyState = WebSocket.CONNECTING;
+    setTimeout(() => {
+      this.readyState = WebSocket.OPEN;
+      if (this.onopen) this.onopen();
+    }, 10);
+  }
+
+  send(data) {
+    // Mock send
+  }
+
+  close() {
+    this.readyState = WebSocket.CLOSED;
+    if (this.onclose) {
+      this.onclose({
+        code: 1000,
+        reason: 'Normal closure',
+        wasClean: true,
+      });
+    }
+  }
+
+  static get CONNECTING() {
+    return 0;
+  }
+  static get OPEN() {
+    return 1;
+  }
+  static get CLOSING() {
+    return 2;
+  }
+  static get CLOSED() {
+    return 3;
+  }
+};
+
+// Mock global pour fetch
+global.fetch = jest.fn(() =>
+  Promise.resolve({
+    ok: true,
+    json: () => Promise.resolve([]),
+  })
+);
+
+// Mock ResizeObserver
+global.ResizeObserver = class ResizeObserver {
+  constructor() {}
+  observe() {
+    return null;
+  }
+  disconnect() {
+    return null;
+  }
+  unobserve() {
+    return null;
+  }
+};