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// import afterFrame from "../node_modules/afterframe/dist/afterframe.module.js";
import afterFrame from 'afterframe';
export { afterFrame };
export const measureName = 'duration';
let promise = null;
export function afterFrameAsync() {
if (promise === null) {
promise = new Promise(resolve =>
afterFrame(time => {
promise = null;
resolve(time);
})
);
}
return promise;
}
export function measureMemory() {
if ('gc' in window && 'memory' in performance) {
// Report results in MBs
window.gc();
window.usedJSHeapSize = performance.memory.usedJSHeapSize / 1e6;
} else {
window.usedJSHeapSize = 0;
}
}
export function markRunStart(runId) {
performance.mark(`run-${runId}-start`);
}
let staticPromise = Promise.resolve();
export function markRunEnd(runId) {
return staticPromise.then(() => {
performance.mark(`run-${runId}-end`);
performance.measure(
`run-${runId}`,
`run-${runId}-start`,
`run-${runId}-end`
);
});
}
export function getRowIdSel(index) {
return `tbody > tr:nth-child(${index}) > td:first-child`;
}
export function getRowLinkSel(index) {
return `tbody > tr:nth-child(${index}) > td:nth-child(2) > a`;
}
/**
* @param {string} selector
* @returns {Element}
*/
export function getBySelector(selector) {
const element = document.querySelector(selector);
if (element == null) {
throw new Error(`Could not find element matching selector: ${selector}`);
}
return element;
}
export function testElement(selector) {
const testElement = document.querySelector(selector);
if (testElement == null) {
throw new Error(
'Test failed. Rendering after one paint was not successful'
);
}
}
export function testElementText(selector, expectedText) {
const elm = document.querySelector(selector);
if (elm == null) {
throw new Error('Could not find element matching selector: ' + selector);
}
if (elm.textContent != expectedText) {
throw new Error(
`Element did not have expected text. Expected: '${expectedText}' Actual: '${elm.textContent}'`
);
}
}
export function testElementTextContains(selector, expectedText) {
const elm = getBySelector(selector);
if (!elm.textContent.includes(expectedText)) {
throw new Error(
`Element did not include expected text. Expected to include: '${expectedText}' Actual: '${elm.textContent}'`
);
}
}
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