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London | 25-SDC-July | Andrei Filippov | Sprint 1 | Bug Report: Hashtag slowing down my browser #30

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London | 25-SDC-July | Andrei Filippov | Sprint 1 | Bug Report: Hashtag slowing down my browser #30

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23 changes: 23 additions & 0 deletions front-end/tests/hashtag.spec.mjs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
import { test, expect } from "@playwright/test";

test("should not make infinite hashtag endpoint requests", async ({ page }) => {
// ===== ARRANGE
const requests = [];
page.on("request", (request) => {
if (
request.url().includes(":3000/hashtag/do") &&
request.resourceType() === "fetch"
) {
requests.push(request);
}
});
// ====== ACT
// When I navigate to the hashtag
await page.goto("/#/hashtag/do");
// And I wait a reasonable time for any additional requests
await page.waitForTimeout(200);

// ====== ASSERT
// Then the number of requests should be 1
expect(requests.length).toEqual(1);
});
18 changes: 11 additions & 7 deletions front-end/views/hashtag.mjs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import {renderOne, renderEach, destroy} from "../lib/render.mjs";
import { renderOne, renderEach, destroy } from "../lib/render.mjs";
import {
state,
apiService,
Expand All @@ -7,17 +7,21 @@ import {
getTimelineContainer,
getHeadingContainer,
} from "../index.mjs";
import {createLogin, handleLogin} from "../components/login.mjs";
import {createLogout, handleLogout} from "../components/logout.mjs";
import {createBloom} from "../components/bloom.mjs";
import {createHeading} from "../components/heading.mjs";
import { createLogin, handleLogin } from "../components/login.mjs";
import { createLogout, handleLogout } from "../components/logout.mjs";
import { createBloom } from "../components/bloom.mjs";
import { createHeading } from "../components/heading.mjs";

// Hashtag view: show all tweets containing this tag

function hashtagView(hashtag) {
destroy();

apiService.getBloomsByHashtag(hashtag);
// Check that hashtag starts with hash to make right comparison with state
const hashtagWithHash = hashtag.startsWith("#") ? hashtag : `#${hashtag}`;
if (state.currentHashtag !== hashtagWithHash) {
apiService.getBloomsByHashtag(hashtag);
}

renderOne(
state.isLoggedIn,
Expand Down Expand Up @@ -52,4 +56,4 @@ function hashtagView(hashtag) {
);
}

export {hashtagView};
export { hashtagView };