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const { readFileSync, readdirSync } = require('fs');
const { resolve } = require('path');
const TaskPanel = require('../TaskPanel.svelte').default
const node_fetch = require('node-fetch')
const delay = (time=10) => new Promise((resolve) => window.setTimeout(resolve, time))
const allPromises = []
global.fetch = function(url, init) {
const p = node_fetch(new URL(url, "https://ksp.mff.cuni.cz").href, init)
allPromises.push(p)
return p
}
const tasks_json = readFileSync("../tasks.json").toString()
const tasks = JSON.parse(tasks_json)
test("TaskPanel - display", async () => {
allPromises.length = 0
const element = document.createElement("div")
const tp = new TaskPanel({
target: element,
props: { tasks, selectedTaskId: "26-Z1-1" }
})
await Promise.all(allPromises)
await delay()
expect(element.querySelector("h3").textContent).toEqual("Kevin a magnety")
expect(element.querySelector(".leftfloat pre").textContent.trim()).toEqual("4\n+-\n+-\n-+\n+-")
expect(element.querySelector(".status").textContent.trim()).toEqual("26-Z1-1 | 8 bodů")
expect(element.textContent).toContain("Pro odevzdávání je potřeba se přihlásit.")
})
test("TaskPanel - solution", async () => {
allPromises.length = 0
const element = document.createElement("div")
const tp = new TaskPanel({
target: element,
props: { tasks, selectedTaskId: "26-Z1-1" }
})
await Promise.all(allPromises)
await delay()
const showSolution = element.querySelector(".solution a")
expect(showSolution).toBeTruthy()
showSolution.click()
await delay()
const sol = element.querySelector(".solution")
expect(sol.textContent).toContain("opravdu si chceš vyzradit řešení?")
sol.querySelector("p").remove()
const result = eval(sol.textContent.replace("=", ""))
const input = sol.querySelector("input")
input.value = result + 1
input.dispatchEvent(new Event('input', {
bubbles: true,
cancelable: true
}))
await delay()
expect(element.querySelector(".solution input")).toBe(input)
expect(element.querySelector(".solution").textContent).not.toContain("Načítám")
input.value = result
input.dispatchEvent(new Event('input', {
bubbles: true,
cancelable: true
}))
await delay()
expect(element.querySelector(".solution input")).toBeFalsy()
expect(element.querySelector(".solution").textContent).toContain("Načítám")
await Promise.all(allPromises)
await delay()
expect(sol.textContent).toContain("Magnety se přitahují tehdy, když mají naproti sobě opačné póly,")
expect(sol.textContent).toContain("Program (C)")
tp.$set({ selectedTaskId: "32-Z2-2" })
await delay()
await Promise.all(allPromises)
await delay()
// check that solution is not displayed
expect(element.querySelector(".solution").textContent.trim()).toEqual("Zobrazit řešení úlohy")
tp.$set({ selectedTaskId: "kucharka-zakladni-pole" })
await delay()
await Promise.all(allPromises)
await delay()
// solution does not make sense
expect(element.querySelector(".solution")).toBeNull()
})