dab03cb800
Summary: When adding CSSEdge I kinda forgot we had CSSPosition. I should have just refactor renamed CSSPosition and added some fields. Well this cleans that up. Reviewed By: IanChilds Differential Revision: D3728740 fbshipit-source-id: 19dc817a637b80d1f6df8d76982feb2e1fb2705a
126 lines
3.5 KiB
C
126 lines
3.5 KiB
C
/**
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* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#include <stdlib.h>
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#include "CSSLayoutTestUtils.h"
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#ifdef _MSC_VER
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#include <float.h>
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#define isnan _isnan
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/* define fmaxf & fminf if < VC12 */
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#if _MSC_VER < 1800
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__forceinline const float fmaxf(const float a, const float b) {
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return (a > b) ? a : b;
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}
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__forceinline const float fminf(const float a, const float b) {
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return (a < b) ? a : b;
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}
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#endif
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#endif
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static bool eq(float a, float b) {
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return fabs(a - b) < 0.0001;
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}
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static bool are_layout_equal(CSSNode *a, CSSNode *b) {
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if (!eq(a->layout.dimensions[CSSDimensionWidth], b->layout.dimensions[CSSDimensionWidth]) ||
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!eq(a->layout.dimensions[CSSDimensionHeight], b->layout.dimensions[CSSDimensionHeight]) ||
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!eq(a->layout.position[CSSEdgeTop], b->layout.position[CSSEdgeTop]) ||
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!eq(a->layout.position[CSSEdgeLeft], b->layout.position[CSSEdgeLeft]) ||
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!eq(CSSNodeChildCount(a), CSSNodeChildCount(b))) {
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return false;
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}
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for (int i = 0; i < CSSNodeChildCount(a); ++i) {
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if (!are_layout_equal(CSSNodeGetChild(a, i), CSSNodeGetChild(b, i))) {
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return false;
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}
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}
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return true;
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}
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CSSSize measure(void *context,
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float width,
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CSSMeasureMode widthMode,
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float height,
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CSSMeasureMode heightMode) {
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const char *text = (const char *) context;
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CSSSize result;
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if (strcmp(text, SMALL_TEXT) == 0) {
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if (widthMode == CSSMeasureModeUndefined) {
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width = 1000000;
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}
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result.width = fminf(SMALL_WIDTH, width);
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result.height = SMALL_WIDTH > width ? BIG_HEIGHT : SMALL_HEIGHT;
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return result;
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}
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if (strcmp(text, LONG_TEXT) == 0) {
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if (widthMode == CSSMeasureModeUndefined) {
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width = 1000000;
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}
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result.width = fminf(BIG_WIDTH, width);
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result.height = BIG_WIDTH > width ? BIG_HEIGHT : SMALL_HEIGHT;
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return result;
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}
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if (strcmp(text, MEASURE_WITH_RATIO_2) == 0) {
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if (widthMode == CSSMeasureModeExactly) {
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result.width = width;
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result.height = width * 2;
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} else if (heightMode == CSSMeasureModeExactly) {
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result.width = height * 2;
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result.height = height;
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} else if (widthMode == CSSMeasureModeAtMost) {
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result.width = width;
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result.height = width * 2;
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} else if (heightMode == CSSMeasureModeAtMost) {
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result.width = height * 2;
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result.height = height;
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} else {
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result.width = 99999;
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result.height = 99999;
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}
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return result;
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}
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if (strcmp(text, MEASURE_WITH_MATCH_PARENT) == 0) {
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if (widthMode == CSSMeasureModeUndefined) {
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width = 99999;
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}
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if (heightMode == CSSMeasureModeUndefined) {
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height = 99999;
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}
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result.width = width;
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result.height = height;
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return result;
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}
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// Should not go here
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result.width = CSSUndefined;
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result.height = CSSUndefined;
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return result;
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}
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bool test(CSSNode *style, CSSNode *expected_layout) {
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CSSNodeCalculateLayout(style, CSSUndefined, CSSUndefined, (CSSDirection) -1);
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return are_layout_equal(style, expected_layout);
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}
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CSSNode *new_test_css_node(void) {
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CSSNode *node = CSSNodeNew();
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return node;
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}
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void init_css_node_children(CSSNode *node, int childCount) {
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for (int i = 0; i < childCount; ++i) {
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CSSNodeInsertChild(node, new_test_css_node(), 0);
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}
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}
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