55 lines
1.3 KiB
JavaScript
55 lines
1.3 KiB
JavaScript
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const { test, describe } = require("node:test");
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const assert = require("node:assert");
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const { mostPosts } = require("../src/utils");
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describe("most posts ", () => {
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const posts = [
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{
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_id: "5a422aa71b54a676234d17f8",
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title: "Go To Statement Considered Harmful",
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author: "Edsger W. Dijkstra",
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url: "https://homepages.cwi.nl/~storm/teaching/reader/Dijkstra68.pdf",
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likes: 5,
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__v: 0,
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},
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{
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_id: "5a422aa71b54a676234d17f8",
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title: "Go To Statement Considered Harmful",
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author: "Edsger W. Dijkstra",
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url: "https://homepages.cwi.nl/~storm/teaching/reader/Dijkstra68.pdf",
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likes: 2,
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__v: 0,
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},
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{
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_id: "123",
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title: "Lololo",
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author: "John Doe",
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url: "https://homepages.cwi.nl/~storm/teaching/reader/Dijkstra68.pdf",
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likes: 1,
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__v: 0,
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},
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];
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const emptyArray = [];
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const gibberish = "asdaSd123asd";
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test("finds top author properly", () => {
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assert.deepStrictEqual(mostPosts(posts), {
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author: "Edsger W. Dijkstra",
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posts: 2,
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});
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});
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test("works fine with empty array", () => {
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assert.strictEqual(mostPosts(emptyArray), null);
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});
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test("fails with gibberish input", () => {
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const failedCall = () => {
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mostPosts(gibberish);
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};
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assert.throws(failedCall, Error);
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});
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});
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