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getCountOfVisibleCharsInViewport functionality

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webzwo0i 2021-01-08 08:19:15 +01:00
parent 01fe885adc
commit 996f0e8a1d
3 changed files with 166 additions and 71 deletions
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29
tests/frontend/specs/pageupdown.js
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@ -21,17 +21,20 @@ describe('Page Up & Page Down', function () {
it('scrolls up on key stroke', async function () {
await helper.edit('Line 80', 80);
await helper.waitForPromise(() => 81 === helper.caretLineNumber());
// for some reason the page isn't inline with the edit
helper.padOuter$('#outerdocbody').parent().scrollTop(1000);
// because we don't send the edit via key events but using `sendkeys` the viewport is
// not automatically scrolled. The line below puts the viewport top exactly to where
// the caret is.
let lineOffset = helper.linesDiv()[80][0].offsetTop;
helper.padOuter$('#outerdocbody').parent().scrollTop(lineOffset);
let intitialLineNumber = helper.caretLineNumber();
helper.pageUp();
await helper.waitForPromise(() => intitialLineNumber > helper.caretLineNumber());
await helper.waitForPromise(() => intitialLineNumber > helper.caretLineNumber() &&
lineOffset > helper.padOuter$('#outerdocbody').parent().scrollTop());
intitialLineNumber = helper.caretLineNumber();
lineOffset = helper.padOuter$('#outerdocbody').parent().scrollTop();
helper.pageUp();
await helper.waitForPromise(() => intitialLineNumber > helper.caretLineNumber());
await helper.waitForPromise(
() => helper.padOuter$('#outerdocbody').parent().scrollTop() < 1000
);
await helper.waitForPromise(() => intitialLineNumber > helper.caretLineNumber() &&
lineOffset > helper.padOuter$('#outerdocbody').parent().scrollTop());
});
// scrolls down 3 times
it('scrolls down on key stroke', async function () {
@ -39,15 +42,21 @@ describe('Page Up & Page Down', function () {
await helper.edit('Line 1', 1);
let currentLineNumber = helper.caretLineNumber();
let lineOffset = helper.padOuter$('#outerdocbody').parent().scrollTop();
helper.pageDown();
await helper.waitForPromise(() => currentLineNumber < helper.caretLineNumber());
await helper.waitForPromise(() => currentLineNumber < helper.caretLineNumber() &&
lineOffset < helper.padOuter$('#outerdocbody').parent().scrollTop());
currentLineNumber = helper.caretLineNumber();
lineOffset = helper.padOuter$('#outerdocbody').parent().scrollTop();
helper.pageDown();
await helper.waitForPromise(() => currentLineNumber < helper.caretLineNumber());
await helper.waitForPromise(() => currentLineNumber < helper.caretLineNumber() &&
lineOffset < helper.padOuter$('#outerdocbody').parent().scrollTop());
currentLineNumber = helper.caretLineNumber();
lineOffset = helper.padOuter$('#outerdocbody').parent().scrollTop();
helper.pageDown();
await helper.waitForPromise(() => currentLineNumber < helper.caretLineNumber());
await helper.waitForPromise(() => currentLineNumber < helper.caretLineNumber() &&
lineOffset < helper.padOuter$('#outerdocbody').parent().scrollTop());
});
});