69 lines
2.8 KiB
C++
69 lines
2.8 KiB
C++
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/**
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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 <gtest/gtest.h>
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#include <yoga/Yoga.h>
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#include <stdarg.h>
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namespace {
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char writeBuffer[4096];
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int _unmanagedLogger(YGLogLevel level, const char *format, va_list args) {
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return vsnprintf(writeBuffer + strlen(writeBuffer), sizeof(writeBuffer) - strlen(writeBuffer), format, args);
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}
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}
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TEST(YogaTest, logger_default_node_should_print_no_style_info) {
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writeBuffer[0] = '\0';
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YGSetLogger(_unmanagedLogger);
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const YGNodeRef root = YGNodeNew();
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YGNodeCalculateLayout(root, YGUnitUndefined, YGUnitUndefined, YGDirectionLTR);
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YGNodePrint(root, (YGPrintOptions)(YGPrintOptionsLayout | YGPrintOptionsChildren | YGPrintOptionsStyle));
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YGSetLogger(NULL);
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YGNodeFree(root);
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const char * expected = "<div layout=\"width: 0; height: 0; top: 0; left: 0;\" style=\"\" ></div>";
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ASSERT_STREQ(expected, writeBuffer);
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}
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TEST(YogaTest, logger_node_with_percentage_absolute_position_and_margin) {
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writeBuffer[0] = '\0';
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YGSetLogger(_unmanagedLogger);
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const YGNodeRef root = YGNodeNew();
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YGNodeStyleSetPositionType(root, YGPositionTypeAbsolute);
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YGNodeStyleSetWidthPercent(root, 50);
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YGNodeStyleSetHeightPercent(root, 75);
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YGNodeStyleSetFlex(root, 1);
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YGNodeStyleSetMargin(root, YGEdgeRight, 10);
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YGNodeStyleSetMarginAuto(root, YGEdgeLeft);
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YGNodeCalculateLayout(root, YGUnitUndefined, YGUnitUndefined, YGDirectionLTR);
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YGNodePrint(root, (YGPrintOptions)(YGPrintOptionsLayout | YGPrintOptionsChildren | YGPrintOptionsStyle));
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YGSetLogger(NULL);
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YGNodeFree(root);
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const char * expected = "<div layout=\"width: 0; height: 0; top: 0; left: 0;\" style=\"flex: 1; margin-left: auto; margin-right: 10px; width: 50%; height: 75%; position: absolute; \" ></div>";
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ASSERT_STREQ(expected, writeBuffer);
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}
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TEST(YogaTest, logger_node_with_children_should_print_indented) {
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writeBuffer[0] = '\0';
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YGSetLogger(_unmanagedLogger);
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const YGNodeRef root = YGNodeNew();
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const YGNodeRef child0 = YGNodeNew();
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const YGNodeRef child1 = YGNodeNew();
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YGNodeInsertChild(root, child0, 0);
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YGNodeInsertChild(root, child1, 1);
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YGNodeCalculateLayout(root, YGUnitUndefined, YGUnitUndefined, YGDirectionLTR);
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YGNodePrint(root, (YGPrintOptions)(YGPrintOptionsLayout | YGPrintOptionsChildren | YGPrintOptionsStyle));
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YGSetLogger(NULL);
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YGNodeFreeRecursive(root);
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const char * expected = "<div layout=\"width: 0; height: 0; top: 0; left: 0;\" style=\"\" >\n <div layout=\"width: 0; height: 0; top: 0; left: 0;\" style=\"\" ></div>\n <div layout=\"width: 0; height: 0; top: 0; left: 0;\" style=\"\" ></div>\n</div>";
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ASSERT_STREQ(expected, writeBuffer);
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}
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