test: mock quotes to avoid errors logged (#7031)

src/components/swap/SwapDetailsDropdown.test.tsx

@@ -4,8 +4,7 @@ import { act, render, screen } from 'test-utils/render'
 
 import SwapDetailsDropdown from './SwapDetailsDropdown'
 
-// TODO(WEB-2120): Reenable tests after mocking trade fetch in this file
-describe.skip('SwapDetailsDropdown.tsx', () => {
+describe('SwapDetailsDropdown.tsx', () => {
   it('renders a trade', () => {
     const { asFragment } = render(
       <SwapDetailsDropdown

src/components/swap/__snapshots__/SwapDetailsDropdown.test.tsx.snap

@@ -235,12 +235,18 @@ exports[`SwapDetailsDropdown.tsx renders a trade 1`] = `
                 <div
                   class="c14 css-zhpkf8"
                 >
+                  <div
+                    class="c2 c11"
+                  >
+                    <div>
                       $1.00
                     </div>
                   </div>
                 </div>
               </div>
             </div>
+          </div>
+        </div>
         <svg
           class="c15"
           fill="none"
@@ -287,12 +293,18 @@ exports[`SwapDetailsDropdown.tsx renders a trade 1`] = `
                   </div>
                 </div>
               </div>
+              <div
+                class="c10"
+              >
+                <div>
                   <div
                     class="c9 css-zhpkf8"
                   >
                     ~$1.00
                   </div>
                 </div>
+              </div>
+            </div>
             <div
               class="c2 c3 c4"
             >
@@ -301,7 +313,7 @@ exports[`SwapDetailsDropdown.tsx renders a trade 1`] = `
               >
                 <div>
                   <div
-                    class="c12 css-zhpkf8"
+                    class="c14 css-zhpkf8"
                   >
                     Price Impact
                   </div>
@@ -310,7 +322,7 @@ exports[`SwapDetailsDropdown.tsx renders a trade 1`] = `
               <div
                 class="c9 css-zhpkf8"
               >
-                105566.37%
+                105566.373%
               </div>
             </div>
             <div

src/setupTests.ts

@@ -73,6 +73,20 @@ jest.mock('@web3-react/core', () => {
   }
 })
 
+jest.mock('state/routing/slice', () => {
+  const routingSlice = jest.requireActual('state/routing/slice')
+  return {
+    ...routingSlice,
+    // Prevents unit tests from logging errors from failed getQuote queries
+    useGetQuoteQuery: () => ({
+      isError: false,
+      data: undefined,
+      error: undefined,
+      currentData: undefined,
+    }),
+  }
+})
+
 // Mocks are configured to reset between tests (by CRA), so they must be set in a beforeEach.
 beforeEach(() => {
   // Mock window.getComputedStyle, because it is otherwise too computationally expensive to unit test.