82 lines
2.4 KiB
TypeScript
82 lines
2.4 KiB
TypeScript
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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import Yoga from 'yoga-layout';
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test('new_layout_can_be_marked_seen', () => {
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const root = Yoga.Node.create();
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root.markLayoutSeen();
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expect(root.hasNewLayout()).toBe(false);
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});
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test('new_layout_calculating_layout_marks_layout_as_unseen', () => {
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const root = Yoga.Node.create();
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root.markLayoutSeen();
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root.calculateLayout(undefined, undefined);
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expect(root.hasNewLayout()).toBe(true);
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});
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test('new_layout_calculated_layout_can_be_marked_seen', () => {
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const root = Yoga.Node.create();
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root.calculateLayout(undefined, undefined);
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root.markLayoutSeen();
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expect(root.hasNewLayout()).toBe(false);
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});
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test('new_layout_recalculating_layout_does_mark_as_unseen', () => {
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const root = Yoga.Node.create();
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root.calculateLayout(undefined, undefined);
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root.markLayoutSeen();
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root.calculateLayout(undefined, undefined);
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expect(root.hasNewLayout()).toBe(true);
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});
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test('new_layout_reset_also_resets_layout_seen', () => {
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const root = Yoga.Node.create();
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root.markLayoutSeen();
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root.reset();
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expect(root.hasNewLayout()).toBe(true);
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});
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test('new_layout_children_sets_new_layout', () => {
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const root = Yoga.Node.create();
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root.setAlignItems(Yoga.ALIGN_FLEX_START);
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root.setWidth(100);
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root.setHeight(100);
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const root_child0 = Yoga.Node.create();
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root_child0.setAlignItems(Yoga.ALIGN_FLEX_START);
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root_child0.setWidth(50);
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root_child0.setHeight(20);
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root.insertChild(root_child0, 0);
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const root_child1 = Yoga.Node.create();
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root_child1.setAlignItems(Yoga.ALIGN_FLEX_START);
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root_child1.setWidth(50);
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root_child1.setHeight(20);
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root.insertChild(root_child1, 0);
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expect(root.hasNewLayout()).toEqual(true);
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expect(root_child0.hasNewLayout()).toEqual(true);
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expect(root_child1.hasNewLayout()).toEqual(true);
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root.markLayoutSeen();
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root_child0.markLayoutSeen();
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root_child1.markLayoutSeen();
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expect(root.hasNewLayout()).toEqual(false);
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expect(root_child0.hasNewLayout()).toEqual(false);
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expect(root_child1.hasNewLayout()).toEqual(false);
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root_child1.setHeight(30);
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root.calculateLayout(undefined, undefined);
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expect(root.hasNewLayout()).toEqual(true);
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expect(root_child0.hasNewLayout()).toEqual(true);
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expect(root_child1.hasNewLayout()).toEqual(true);
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});
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