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Add support for flex-grow, flex-shrink, and flex-basis

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Summary: Add support for flex-grow, flex-shrink, and flex-basis properties. The flex property behavior is preserved for backwards compatibility.

Reviewed By: lucasr

Differential Revision: D3714520

fbshipit-source-id: 80d3a9a1e2b6f74b863bbe22357f2c9865fa290e
This commit is contained in:
Emil Sjolander
2016-08-15 09:15:05 -07:00
committed by Facebook Github Bot 6
parent fdd5c8ce82
commit f68521aa69
7 changed files with 221 additions and 160 deletions
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48
tests/CSSLayoutFlexBasisTest.cpp Normal file
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/**
* Copyright (c) 2014-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#include <CSSLayout/CSSLayout-internal.h>
#include <CSSLayoutTestUtils/CSSLayoutTestUtils.h>
#include <gtest/gtest.h>
TEST(CSSLayoutTest, flex_basis) {
CSSNodeRef root = CSSNodeNew();
CSSNodeStyleSetFlexDirection(root, CSSFlexDirectionRow);
CSSNodeStyleSetWidth(root, 300);
CSSNodeStyleSetHeight(root, 100);
CSSNodeRef root_child0 = CSSNodeNew();
CSSNodeStyleSetFlexGrow(root_child0, 1);
CSSNodeStyleSetFlexBasis(root_child0, 100);
CSSNodeStyleSetWidth(root_child0, 200);
CSSNodeStyleSetHeight(root_child0, 100);
CSSNodeInsertChild(root, root_child0, 0);
CSSNodeRef root_child1 = CSSNodeNew();
CSSNodeStyleSetFlexGrow(root_child1, 1);
CSSNodeStyleSetWidth(root_child1, 100);
CSSNodeStyleSetHeight(root_child1, 100);
CSSNodeInsertChild(root, root_child1, 1);
CSSNodeCalculateLayout(root, CSSUndefined, CSSUndefined, CSSDirectionLTR);
ASSERT_EQ(0, CSSNodeLayoutGetLeft(root));
ASSERT_EQ(0, CSSNodeLayoutGetTop(root));
ASSERT_EQ(300, CSSNodeLayoutGetWidth(root));
ASSERT_EQ(100, CSSNodeLayoutGetHeight(root));
ASSERT_EQ(0, CSSNodeLayoutGetLeft(root_child0));
ASSERT_EQ(0, CSSNodeLayoutGetTop(root_child0));
ASSERT_EQ(200, CSSNodeLayoutGetWidth(root_child0));
ASSERT_EQ(100, CSSNodeLayoutGetHeight(root_child0));
ASSERT_EQ(200, CSSNodeLayoutGetLeft(root_child1));
ASSERT_EQ(0, CSSNodeLayoutGetTop(root_child1));
ASSERT_EQ(100, CSSNodeLayoutGetWidth(root_child1));
ASSERT_EQ(100, CSSNodeLayoutGetHeight(root_child1));
}