added test for the OpeningsSearchBar

frontend/src/__test__/components/SilvicultureSearch/Openings/OpeningSearchBar.test.tsx

@@ -0,0 +1,56 @@
+// src/__test__/components/SilvicultureSearch/Openings/OpeningsSearchBar.test.tsx
+
+import React from "react";
+import { render, screen } from "@testing-library/react";
+import "@testing-library/jest-dom";
+import OpeningsSearchBar from "../../../../components/SilvicultureSearch/Openings/OpeningsSearchBar";
+import { vi } from "vitest";
+import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
+import { useOpeningsSearch } from "../../../../contexts/search/OpeningsSearch";
+
+// Mock the useOpeningsSearch context to avoid rendering errors
+vi.mock("../../../../contexts/search/OpeningsSearch", () => ({
+  useOpeningsSearch: vi.fn().mockReturnValue({
+    filters: [],
+    clearFilters: vi.fn(),
+    searchTerm: "",
+    setSearchTerm: vi.fn(),
+  }),
+}));
+
+describe("OpeningsSearchBar", () => {
+  // Create a new QueryClient instance for each test
+  const queryClient = new QueryClient();
+
+  it("renders the search input with the correct placeholder", () => {
+    render(
+      <QueryClientProvider client={queryClient}>
+        <OpeningsSearchBar onSearchClick={() => {}} />
+      </QueryClientProvider>
+    );
+
+    // Check if the search input field is present with the correct placeholder text
+    const searchInput = screen.getByPlaceholderText(
+      "Search by opening ID, opening number, timber mark or file ID"
+    );
+    expect(searchInput).toBeInTheDocument();
+  });
+
+  it("should call the onSearchClick function when the search button is clicked", () => {
+    // Create a mock function to pass as a prop
+    const onSearchClick = vi.fn();
+
+    render(
+      <QueryClientProvider client={queryClient}>
+        <OpeningsSearchBar onSearchClick={onSearchClick} />
+      </QueryClientProvider>
+    );
+
+    // Click the search button
+    const searchButton = screen.getAllByRole("button", { name: "Search" })[1];
+    searchButton.click();
+
+    // Check if the onSearchClick function was called
+    expect(onSearchClick).toHaveBeenCalled();
+  });
+});