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Merged
manoldonev merged 3 commits into from
Nov 6, 2018
Merged

test(safe-area): add layoutChanged test #6462

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db2f29b
test(safe-area): add layoutChanged test
tgpetrov Oct 26, 2018
d510661
Merge branch 'master' into tgpetrov/add-test-layout-changes
manoldonev Oct 26, 2018
38d6c94
Merge branch 'master' into tgpetrov/add-test-layout-changes
manoldonev Nov 5, 2018
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26 changes: 26 additions & 0 deletions tests/app/ui/layouts/safe-area-tests.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@ import * as platform from "tns-core-modules/platform";
import { ios as iosUtils } from "tns-core-modules/utils/utils";
import * as helper from "../helper";
import { parse } from "tns-core-modules/ui/builder";
import { Page } from "tns-core-modules/ui/page";
import { Label } from "tns-core-modules/ui/label";
import {
dipToDp, left, top, right, bottom, height, width,
equal, closeEnough, lessOrCloseEnough, greaterOrCloseEnough, check,
Expand Down Expand Up @@ -37,6 +39,30 @@ export class SafeAreaTests extends testModule.UITest<any> {
// no operation
};

public test_layout_changed_event_count() {
const page = <Page>parse(`
<Page>
<GridLayout id="grid" backgroundColor="Crimson">
<Label id="label" text="label1" backgroundColor="Gold"></Label>
</GridLayout>
</Page>
`);
let gridLayoutChangedCounter = 0;
let labelLayoutChangedCounter = 0;
const grid = page.getViewById("grid");
grid.on(view.View.layoutChangedEvent, () => {
gridLayoutChangedCounter++;
});
const label = <Label>page.getViewById("label");
label.on(view.View.layoutChangedEvent, () => {
labelLayoutChangedCounter++;
});
helper.navigate(() => page);
label.height = 100;
TKUnit.waitUntilReady(() => labelLayoutChangedCounter === 2);
TKUnit.assert(gridLayoutChangedCounter === 1, `${grid} layoutChanged event count - actual:${gridLayoutChangedCounter}; expected: 1`)
}

// Common
private getViews(template: string) {
let root = parse(template);
Expand Down