Fix case-insensitive order search

apps/api/src/orders/order-repository.ts

@@ -35,13 +35,13 @@ function toOrderItemDetail(row: {
 }
 
 export async function listOrderSummaries(context: DatabaseContext, query?: string) {
-  const search = query?.trim().toLowerCase();
+  const search = query?.trim();
 
   const filters = search
     ? or(
-        sql`instr(lower(${orders.orderNumber}), ${search}) > 0`,
-        sql`instr(lower(${users.name}), ${search}) > 0`,
-        sql`instr(lower(${users.email}), ${search}) > 0`
+        sql`instr(LOWER(${orders.orderNumber}), LOWER(${search})) > 0`,
+        sql`instr(LOWER(${users.name}), LOWER(${search})) > 0`,
+        sql`instr(LOWER(${users.email}), LOWER(${search})) > 0`
       )
     : undefined;
 

apps/api/src/orders/order-search-assignment-1.test.ts

@@ -47,4 +47,64 @@ describe("assignment 1 search behavior", () => {
     expect(orderNumbers).toContain("ORD-1001");
     expect(orderNumbers).toContain("ORD-1003");
   });
+
+  test("searches orders by mixed-case customer name without matching email", async () => {
+    const response = await app.inject({
+      method: "GET",
+      url: "/api/orders?query=JoHn%20SmItH",
+      headers: { cookie: employeeCookie }
+    });
+
+    const orders = response.json();
+    const orderNumbers = orders.map((order: { orderNumber: string }) => order.orderNumber);
+
+    expect(response.statusCode).toBe(200);
+    expect(orderNumbers).toHaveLength(2);
+    expect(orderNumbers).toContain("ORD-1001");
+    expect(orderNumbers).toContain("ORD-1003");
+  });
+
+  test("searches orders by uppercase customer email", async () => {
+    const response = await app.inject({
+      method: "GET",
+      url: "/api/orders?query=JOHN.SMITH%40EXAMPLE.COM",
+      headers: { cookie: employeeCookie }
+    });
+
+    const orders = response.json();
+    const orderNumbers = orders.map((order: { orderNumber: string }) => order.orderNumber);
+
+    expect(response.statusCode).toBe(200);
+    expect(orderNumbers).toHaveLength(2);
+    expect(orderNumbers).toContain("ORD-1001");
+    expect(orderNumbers).toContain("ORD-1003");
+  });
+
+  test("searches orders by lowercase order number", async () => {
+    const response = await app.inject({
+      method: "GET",
+      url: "/api/orders?query=ord-1001",
+      headers: { cookie: employeeCookie }
+    });
+
+    const orders = response.json();
+    const orderNumbers = orders.map((order: { orderNumber: string }) => order.orderNumber);
+
+    expect(response.statusCode).toBe(200);
+    expect(orderNumbers).toHaveLength(1);
+    expect(orderNumbers).toContain("ORD-1001");
+  });
+
+  test("returns no orders when the search term does not match", async () => {
+    const response = await app.inject({
+      method: "GET",
+      url: "/api/orders?query=no-matching-order",
+      headers: { cookie: employeeCookie }
+    });
+
+    const orders = response.json();
+
+    expect(response.statusCode).toBe(200);
+    expect(orders).toEqual([]);
+  });
 });