ef81d4b0c7
Summary: - Add CSSLayoutSetMemoryFuncs function which allows application to replace malloc, calloc, realloc and free with application's functions, like zalloc and zfree of zlib. - Fixed memory leaks in tests. - Close #247 For example, to use dlmalloc with USE_DL_PREFIX CSSLayoutSetMemoryFuncs(&dlmalloc, &dlcalloc, &dlrealloc, &dlfree); Reviewed By: emilsjolander Differential Revision: D4178386 fbshipit-source-id: a79dbdaf82a512f42cc43f99dbc49faba296903b
80 lines
2.3 KiB
C++
80 lines
2.3 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 <CSSLayout/CSSLayout.h>
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#include <gtest/gtest.h>
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static CSSSize _measure(CSSNodeRef node,
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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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int *measureCount = (int*) CSSNodeGetContext(node);
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if (measureCount) {
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(*measureCount)++;
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}
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return CSSSize {
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.width = 10,
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.height = 10,
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};
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}
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TEST(CSSLayoutTest, dont_measure_single_grow_shrink_child) {
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const CSSNodeRef root = CSSNodeNew();
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CSSNodeStyleSetWidth(root, 100);
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CSSNodeStyleSetHeight(root, 100);
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int measureCount = 0;
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const CSSNodeRef root_child0 = CSSNodeNew();
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CSSNodeSetContext(root_child0, &measureCount);
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CSSNodeSetMeasureFunc(root_child0, _measure);
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CSSNodeStyleSetFlexGrow(root_child0, 1);
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CSSNodeStyleSetFlexShrink(root_child0, 1);
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CSSNodeInsertChild(root, root_child0, 0);
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CSSNodeCalculateLayout(root, CSSUndefined, CSSUndefined, CSSDirectionLTR);
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ASSERT_EQ(0, measureCount);
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CSSNodeFreeRecursive(root);
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}
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#if GTEST_HAS_DEATH_TEST
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TEST(CSSLayoutTest, cannot_add_child_to_node_with_measure_func) {
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const CSSNodeRef root = CSSNodeNew();
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CSSNodeSetMeasureFunc(root, _measure);
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const CSSNodeRef root_child0 = CSSNodeNew();
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ASSERT_DEATH(CSSNodeInsertChild(root, root_child0, 0), "Cannot add child.*");
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CSSNodeFree(root_child0);
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CSSNodeFreeRecursive(root);
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}
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TEST(CSSLayoutTest, cannot_add_nonnull_measure_func_to_non_leaf_node) {
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const CSSNodeRef root = CSSNodeNew();
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const CSSNodeRef root_child0 = CSSNodeNew();
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CSSNodeInsertChild(root, root_child0, 0);
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ASSERT_DEATH(CSSNodeSetMeasureFunc(root, _measure), "Cannot set measure function.*");
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CSSNodeFreeRecursive(root);
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}
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TEST(CSSLayoutTest, can_nullify_measure_func_on_any_node) {
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const CSSNodeRef root = CSSNodeNew();
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CSSNodeInsertChild(root, CSSNodeNew(), 0);
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CSSNodeSetMeasureFunc(root, NULL);
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ASSERT_TRUE(CSSNodeGetMeasureFunc(root) == NULL);
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CSSNodeFreeRecursive(root);
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}
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#endif
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