42bba10894
Summary: Changelog: Tidy up license headers Reviewed By: SidharthGuglani Differential Revision: D17919414 fbshipit-source-id: 0501b495dc0a42256ca6ba3284a873da1ab175c0
124 lines
4.2 KiB
Java
124 lines
4.2 KiB
Java
/*
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* Copyright (c) Facebook, Inc. and its 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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package com.facebook.yoga;
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import static org.junit.Assert.assertEquals;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.Parameterized;
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@RunWith(Parameterized.class)
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public class YGAlignBaselineTest {
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@Parameterized.Parameters(name = "{0}")
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public static Iterable<TestParametrization.NodeFactory> nodeFactories() {
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return TestParametrization.nodeFactories();
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}
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@Parameterized.Parameter public TestParametrization.NodeFactory mNodeFactory;
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private YogaBaselineFunction getBaselineFunc() {
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return new YogaBaselineFunction() {
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@Override
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public float baseline(YogaNode node, float width, float height) {
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return height / 2;
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}
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};
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}
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@Test
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public void test_align_baseline_parent_using_child_in_column_as_reference() {
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YogaConfig config = YogaConfigFactory.create();
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final YogaNode root = createYGNode(config, YogaFlexDirection.ROW, 1000f, 1000f, true);
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final YogaNode root_child0 = createYGNode(config, YogaFlexDirection.COLUMN, 500f, 600f, false);
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root.addChildAt(root_child0, 0);
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final YogaNode root_child1 = createYGNode(config, YogaFlexDirection.COLUMN, 500f, 800f, false);
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root.addChildAt(root_child1, 1);
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final YogaNode root_child1_child0 =
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createYGNode(config, YogaFlexDirection.COLUMN, 500f, 300f, false);
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root_child1.addChildAt(root_child1_child0, 0);
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final YogaNode root_child1_child1 =
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createYGNode(config, YogaFlexDirection.COLUMN, 500f, 400f, false);
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root_child1_child1.setBaselineFunction(getBaselineFunc());
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root_child1_child1.setIsReferenceBaseline(true);
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root_child1.addChildAt(root_child1_child1, 1);
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root.calculateLayout(YogaConstants.UNDEFINED, YogaConstants.UNDEFINED);
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assertEquals(0f, root_child0.getLayoutX(), 0.0f);
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assertEquals(0f, root_child0.getLayoutY(), 0.0f);
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assertEquals(500f, root_child1.getLayoutX(), 0.0f);
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assertEquals(100f, root_child1.getLayoutY(), 0.0f);
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assertEquals(0f, root_child1_child0.getLayoutX(), 0.0f);
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assertEquals(0f, root_child1_child0.getLayoutY(), 0.0f);
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assertEquals(0f, root_child1_child1.getLayoutX(), 0.0f);
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assertEquals(300f, root_child1_child1.getLayoutY(), 0.0f);
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}
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@Test
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public void test_align_baseline_parent_using_child_in_row_as_reference() {
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YogaConfig config = YogaConfigFactory.create();
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final YogaNode root = createYGNode(config, YogaFlexDirection.ROW, 1000f, 1000f, true);
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final YogaNode root_child0 = createYGNode(config, YogaFlexDirection.COLUMN, 500f, 600f, false);
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root.addChildAt(root_child0, 0);
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final YogaNode root_child1 = createYGNode(config, YogaFlexDirection.ROW, 500f, 800f, true);
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root.addChildAt(root_child1, 1);
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final YogaNode root_child1_child0 =
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createYGNode(config, YogaFlexDirection.COLUMN, 500f, 500f, false);
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root_child1.addChildAt(root_child1_child0, 0);
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final YogaNode root_child1_child1 =
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createYGNode(config, YogaFlexDirection.COLUMN, 500f, 400f, false);
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root_child1_child1.setBaselineFunction(getBaselineFunc());
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root_child1_child1.setIsReferenceBaseline(true);
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root_child1.addChildAt(root_child1_child1, 1);
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root.calculateLayout(YogaConstants.UNDEFINED, YogaConstants.UNDEFINED);
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assertEquals(0f, root_child0.getLayoutX(), 0.0f);
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assertEquals(0f, root_child0.getLayoutY(), 0.0f);
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assertEquals(500f, root_child1.getLayoutX(), 0.0f);
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assertEquals(100f, root_child1.getLayoutY(), 0.0f);
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assertEquals(0f, root_child1_child0.getLayoutX(), 0.0f);
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assertEquals(0f, root_child1_child0.getLayoutY(), 0.0f);
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assertEquals(500f, root_child1_child1.getLayoutX(), 0.0f);
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assertEquals(300f, root_child1_child1.getLayoutY(), 0.0f);
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}
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private YogaNode createYGNode(
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YogaConfig config,
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YogaFlexDirection flexDirection,
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float width,
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float height,
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boolean alignBaseline) {
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YogaNode node = mNodeFactory.create(config);
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node.setFlexDirection(flexDirection);
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node.setWidth(width);
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node.setHeight(height);
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if (alignBaseline) {
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node.setAlignItems(YogaAlign.BASELINE);
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}
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return node;
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}
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}
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