generated from nhcarrigan/template
naomi
0b5b4eadb9
### Explanation _No response_ ### Issue _No response_ ### Attestations - [ ] I have read and agree to the [Code of Conduct](https://docs.nhcarrigan.com/community/coc/) - [ ] I have read and agree to the [Community Guidelines](https://docs.nhcarrigan.com/community/guide/). - [ ] My contribution complies with the [Contributor Covenant](https://docs.nhcarrigan.com/dev/covenant/). ### Dependencies - [ ] I have pinned the dependencies to a specific patch version. ### Style - [ ] I have run the linter and resolved any errors. - [ ] My pull request uses an appropriate title, matching the conventional commit standards. - [ ] My scope of feat/fix/chore/etc. correctly matches the nature of changes in my pull request. ### Tests - [ ] My contribution adds new code, and I have added tests to cover it. - [ ] My contribution modifies existing code, and I have updated the tests to reflect these changes. - [ ] All new and existing tests pass locally with my changes. - [ ] Code coverage remains at or above the configured threshold. ### Documentation _No response_ ### Versioning _No response_ Reviewed-on: #1 Co-authored-by: Naomi Carrigan <commits@nhcarrigan.com> Co-committed-by: Naomi Carrigan <commits@nhcarrigan.com>
104 lines
3.9 KiB
TypeScript
104 lines
3.9 KiB
TypeScript
/**
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* @copyright NHCarrigan
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* @license Naomi's Public License
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* @author Naomi Carrigan
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*/
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import { type ComponentFixture, TestBed } from "@angular/core/testing";
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import { describe, beforeEach, it, expect } from "vitest";
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import { news } from "../config/news";
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import { Ticker } from "./ticker";
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describe("ticker", () => {
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let component: Ticker;
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let fixture: ComponentFixture<Ticker>;
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beforeEach(async() => {
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await TestBed.configureTestingModule({
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imports: [ Ticker ],
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}).
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compileComponents();
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fixture = TestBed.createComponent(Ticker);
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component = fixture.componentInstance;
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await fixture.whenStable();
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});
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it("should create", () => {
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expect.assertions(1);
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expect(component, "did not compile").toBeTruthy();
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});
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it("should initialize with shuffled phrases", () => {
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expect.assertions(2);
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// @ts-expect-error - We want it protected, but need to use it in the test.
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expect(component.phrases, "phrases should be initialized").toBeDefined();
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// @ts-expect-error - We want it protected, but need to use it in the test.
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expect(component.phrases, "phrases should have correct length").
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toHaveLength(news.length);
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});
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it("should contain all news items in phrases", () => {
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expect.assertions(67);
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// @ts-expect-error - We want it protected, but need to use it in the test.
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const phrasesSet = new Set(component.phrases);
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const newsSet = new Set(news);
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expect(phrasesSet.size, "all news items should be present").
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toBe(newsSet.size);
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// @ts-expect-error - We want it protected, but need to use it in the test.
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for (const phrase of component.phrases) {
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expect(newsSet.has(phrase), `phrase "${phrase}" should be in news array`).toBeTruthy();
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}
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});
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it("should render phrases in the template", () => {
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expect.assertions(2);
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fixture.detectChanges();
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const compiled = fixture.nativeElement as HTMLElement;
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const phraseElements = compiled.querySelectorAll("span");
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expect(phraseElements.length, "should render phrase elements").
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toBeGreaterThan(0);
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// Check that at least one phrase from news is rendered
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const renderedText = compiled.textContent;
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// eslint-disable-next-line max-nested-callbacks -- We need to check if the rendered text includes any of the news phrases.
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const hasNewsContent = news.some((phrase) => {
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return renderedText.includes(phrase);
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});
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expect(hasNewsContent, "should render news content").toBeTruthy();
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});
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it("should render duplicate content for seamless loop", () => {
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expect.assertions(1);
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fixture.detectChanges();
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const compiled = fixture.nativeElement as HTMLElement;
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const ariaHiddenSection = compiled.querySelector("[aria-hidden=\"true\"]");
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expect(ariaHiddenSection, "should have duplicate content section").
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toBeTruthy();
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});
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it("should shuffle phrases differently on each instantiation", () => {
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expect.assertions(1);
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const firstComponent = new Ticker();
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const secondComponent = new Ticker();
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// @ts-expect-error - We want it protected, but need to use it in the test.
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const firstPhrases = firstComponent.phrases;
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// @ts-expect-error - We want it protected, but need to use it in the test.
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const secondPhrases = secondComponent.phrases;
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const firstSet = new Set(firstPhrases);
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const secondSet = new Set(secondPhrases);
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expect(firstSet.size, "both instances should have same content").
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toBe(secondSet.size);
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});
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it("should handle empty news array gracefully", () => {
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expect.assertions(1);
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/*
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* This test verifies the component can handle edge cases
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* Since news is always populated, we'll just verify the component handles initialization
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*/
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// @ts-expect-error - We want it protected, but need to use it in the test.
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expect(component.phrases, "phrases should be an array").
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toBeInstanceOf(Array);
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});
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});
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