168bbc96a4
window.PANEL_FLOATING_DISABLED=true prevents diff header detaching from the page flow and sticking to the window top border. Change-Id: Idafab7f73fb52a9165b7610ae609e0a8fe52bbd9
104 lines
3.0 KiB
HTML
104 lines
3.0 KiB
HTML
<!DOCTYPE html>
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<!--
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Copyright (C) 2017 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
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<title>gr-fixed-panel</title>
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<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
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<script src="../../../bower_components/web-component-tester/browser.js"></script>
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<link rel="import" href="../../../test/common-test-setup.html"/>
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<link rel="import" href="gr-fixed-panel.html">
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<script>void(0);</script>
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<test-fixture id="basic">
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<template>
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<gr-fixed-panel>
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<div style="height: 100px"></div>
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</gr-fixed-panel>
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</template>
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</test-fixture>
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<script>
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suite('gr-fixed-panel', () => {
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let element;
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let sandbox;
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setup(() => {
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sandbox = sinon.sandbox.create();
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element = fixture('basic');
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element.readyForMeasure = true;
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});
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teardown(() => {
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sandbox.restore();
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});
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test('can be disabled with floatingDisabled', () => {
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element.floatingDisabled = true;
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sandbox.stub(element, '_reposition');
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window.dispatchEvent(new CustomEvent('resize'));
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element.flushDebouncer('update');
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assert.isFalse(element._reposition.called);
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});
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test('header is the height of the content', () => {
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assert.equal(element.getBoundingClientRect().height, 100);
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});
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test('scroll triggers _reposition', () => {
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sandbox.stub(element, '_reposition');
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window.dispatchEvent(new CustomEvent('scroll'));
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element.flushDebouncer('update');
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assert.isTrue(element._reposition.called);
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});
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suite('_reposition', () => {
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const getHeaderTop = function() {
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return element.$.header.style.top;
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};
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const emulateScrollY = function(distance) {
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element._getScrollY.returns(distance);
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element._updateDebounced();
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element.flushDebouncer('scroll');
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};
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setup(() => {
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element._headerTopInitial = 10;
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sandbox.stub(element, '_getScrollY').returns(0);
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});
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test('scrolls header along with document', () => {
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emulateScrollY(20);
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assert.equal(getHeaderTop(), '-12px');
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});
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test('does not stick to the top by default', () => {
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emulateScrollY(150);
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assert.equal(getHeaderTop(), '-100px');
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});
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test('sticks to the top if enabled', () => {
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element.keepOnScroll = true;
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emulateScrollY(120);
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assert.equal(getHeaderTop(), '0px');
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});
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});
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});
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</script>
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