Add justify-content: space-evenly

Summary:
Adds new ```space-evenly``` for ```justify-content```.

Also adds a typofix in one of the other justify-content tests.

Fixes #657
Closes https://github.com/facebook/yoga/pull/658

Differential Revision: D6407996

Pulled By: emilsjolander

fbshipit-source-id: cc837409e1345624b4bd72c31e25fe68dcb0f6a3

csharp/Facebook.Yoga/YogaJustify.cs

@@ -16,5 +16,6 @@ namespace Facebook.Yoga
         FlexEnd,
         SpaceBetween,
         SpaceAround,
+        SpaceEvenly,
     }
 }

csharp/tests/Facebook.Yoga/YGJustifyContentTest.cs

@@ -375,6 +375,7 @@ namespace Facebook.Yoga
             root.Insert(0, root_child0);
 
             YogaNode root_child1 = new YogaNode(config);
+            root_child1.Height = 10;
             root.Insert(1, root_child1);
 
             YogaNode root_child2 = new YogaNode(config);
@@ -396,10 +397,10 @@ namespace Facebook.Yoga
             Assert.AreEqual(0f, root_child1.LayoutX);
             Assert.AreEqual(10f, root_child1.LayoutY);
             Assert.AreEqual(102f, root_child1.LayoutWidth);
-            Assert.AreEqual(0f, root_child1.LayoutHeight);
+            Assert.AreEqual(10f, root_child1.LayoutHeight);
 
             Assert.AreEqual(0f, root_child2.LayoutX);
-            Assert.AreEqual(10f, root_child2.LayoutY);
+            Assert.AreEqual(20f, root_child2.LayoutY);
             Assert.AreEqual(102f, root_child2.LayoutWidth);
             Assert.AreEqual(10f, root_child2.LayoutHeight);
 
@@ -419,10 +420,10 @@ namespace Facebook.Yoga
             Assert.AreEqual(0f, root_child1.LayoutX);
             Assert.AreEqual(10f, root_child1.LayoutY);
             Assert.AreEqual(102f, root_child1.LayoutWidth);
-            Assert.AreEqual(0f, root_child1.LayoutHeight);
+            Assert.AreEqual(10f, root_child1.LayoutHeight);
 
             Assert.AreEqual(0f, root_child2.LayoutX);
-            Assert.AreEqual(10f, root_child2.LayoutY);
+            Assert.AreEqual(20f, root_child2.LayoutY);
             Assert.AreEqual(102f, root_child2.LayoutWidth);
             Assert.AreEqual(10f, root_child2.LayoutHeight);
         }
@@ -867,5 +868,142 @@ namespace Facebook.Yoga
             Assert.AreEqual(20f, root_child0.LayoutHeight);
         }
 
+        [Test]
+        public void Test_justify_content_column_space_evenly()
+        {
+            YogaConfig config = new YogaConfig();
+
+            YogaNode root = new YogaNode(config);
+            root.JustifyContent = YogaJustify.SpaceEvenly;
+            root.Width = 102;
+            root.Height = 102;
+
+            YogaNode root_child0 = new YogaNode(config);
+            root_child0.Height = 10;
+            root.Insert(0, root_child0);
+
+            YogaNode root_child1 = new YogaNode(config);
+            root_child1.Height = 10;
+            root.Insert(1, root_child1);
+
+            YogaNode root_child2 = new YogaNode(config);
+            root_child2.Height = 10;
+            root.Insert(2, root_child2);
+            root.StyleDirection = YogaDirection.LTR;
+            root.CalculateLayout();
+
+            Assert.AreEqual(0f, root.LayoutX);
+            Assert.AreEqual(0f, root.LayoutY);
+            Assert.AreEqual(102f, root.LayoutWidth);
+            Assert.AreEqual(102f, root.LayoutHeight);
+
+            Assert.AreEqual(0f, root_child0.LayoutX);
+            Assert.AreEqual(18f, root_child0.LayoutY);
+            Assert.AreEqual(102f, root_child0.LayoutWidth);
+            Assert.AreEqual(10f, root_child0.LayoutHeight);
+
+            Assert.AreEqual(0f, root_child1.LayoutX);
+            Assert.AreEqual(46f, root_child1.LayoutY);
+            Assert.AreEqual(102f, root_child1.LayoutWidth);
+            Assert.AreEqual(10f, root_child1.LayoutHeight);
+
+            Assert.AreEqual(0f, root_child2.LayoutX);
+            Assert.AreEqual(74f, root_child2.LayoutY);
+            Assert.AreEqual(102f, root_child2.LayoutWidth);
+            Assert.AreEqual(10f, root_child2.LayoutHeight);
+
+            root.StyleDirection = YogaDirection.RTL;
+            root.CalculateLayout();
+
+            Assert.AreEqual(0f, root.LayoutX);
+            Assert.AreEqual(0f, root.LayoutY);
+            Assert.AreEqual(102f, root.LayoutWidth);
+            Assert.AreEqual(102f, root.LayoutHeight);
+
+            Assert.AreEqual(0f, root_child0.LayoutX);
+            Assert.AreEqual(18f, root_child0.LayoutY);
+            Assert.AreEqual(102f, root_child0.LayoutWidth);
+            Assert.AreEqual(10f, root_child0.LayoutHeight);
+
+            Assert.AreEqual(0f, root_child1.LayoutX);
+            Assert.AreEqual(46f, root_child1.LayoutY);
+            Assert.AreEqual(102f, root_child1.LayoutWidth);
+            Assert.AreEqual(10f, root_child1.LayoutHeight);
+
+            Assert.AreEqual(0f, root_child2.LayoutX);
+            Assert.AreEqual(74f, root_child2.LayoutY);
+            Assert.AreEqual(102f, root_child2.LayoutWidth);
+            Assert.AreEqual(10f, root_child2.LayoutHeight);
+        }
+
+        [Test]
+        public void Test_justify_content_row_space_evenly()
+        {
+            YogaConfig config = new YogaConfig();
+
+            YogaNode root = new YogaNode(config);
+            root.FlexDirection = YogaFlexDirection.Row;
+            root.JustifyContent = YogaJustify.SpaceEvenly;
+            root.Width = 102;
+            root.Height = 102;
+
+            YogaNode root_child0 = new YogaNode(config);
+            root_child0.Height = 10;
+            root.Insert(0, root_child0);
+
+            YogaNode root_child1 = new YogaNode(config);
+            root_child1.Height = 10;
+            root.Insert(1, root_child1);
+
+            YogaNode root_child2 = new YogaNode(config);
+            root_child2.Height = 10;
+            root.Insert(2, root_child2);
+            root.StyleDirection = YogaDirection.LTR;
+            root.CalculateLayout();
+
+            Assert.AreEqual(0f, root.LayoutX);
+            Assert.AreEqual(0f, root.LayoutY);
+            Assert.AreEqual(102f, root.LayoutWidth);
+            Assert.AreEqual(102f, root.LayoutHeight);
+
+            Assert.AreEqual(26f, root_child0.LayoutX);
+            Assert.AreEqual(0f, root_child0.LayoutY);
+            Assert.AreEqual(0f, root_child0.LayoutWidth);
+            Assert.AreEqual(10f, root_child0.LayoutHeight);
+
+            Assert.AreEqual(51f, root_child1.LayoutX);
+            Assert.AreEqual(0f, root_child1.LayoutY);
+            Assert.AreEqual(0f, root_child1.LayoutWidth);
+            Assert.AreEqual(10f, root_child1.LayoutHeight);
+
+            Assert.AreEqual(77f, root_child2.LayoutX);
+            Assert.AreEqual(0f, root_child2.LayoutY);
+            Assert.AreEqual(0f, root_child2.LayoutWidth);
+            Assert.AreEqual(10f, root_child2.LayoutHeight);
+
+            root.StyleDirection = YogaDirection.RTL;
+            root.CalculateLayout();
+
+            Assert.AreEqual(0f, root.LayoutX);
+            Assert.AreEqual(0f, root.LayoutY);
+            Assert.AreEqual(102f, root.LayoutWidth);
+            Assert.AreEqual(102f, root.LayoutHeight);
+
+            Assert.AreEqual(77f, root_child0.LayoutX);
+            Assert.AreEqual(0f, root_child0.LayoutY);
+            Assert.AreEqual(0f, root_child0.LayoutWidth);
+            Assert.AreEqual(10f, root_child0.LayoutHeight);
+
+            Assert.AreEqual(51f, root_child1.LayoutX);
+            Assert.AreEqual(0f, root_child1.LayoutY);
+            Assert.AreEqual(0f, root_child1.LayoutWidth);
+            Assert.AreEqual(10f, root_child1.LayoutHeight);
+
+            Assert.AreEqual(26f, root_child2.LayoutX);
+            Assert.AreEqual(0f, root_child2.LayoutY);
+            Assert.AreEqual(0f, root_child2.LayoutWidth);
+            Assert.AreEqual(10f, root_child2.LayoutHeight);
+        }
+
     }
 }

enums.py

@@ -35,6 +35,7 @@ ENUMS = {
         'FlexEnd',
         'SpaceBetween',
         'SpaceAround',
+        'SpaceEvenly',
     ],
     'Overflow': [
         'Visible',

gentest/fixtures/YGJustifyContentTest.html

@@ -30,7 +30,7 @@
 
 <div id="justify_content_column_flex_start" style="width: 102px; height: 102px; justify-content: flex-start;">
   <div style="height: 10px;"></div>
-  <div style="heigth: 10px;"></div>
+  <div style="height: 10px;"></div>
   <div style="height: 10px;"></div>
 </div>
 
@@ -73,3 +73,16 @@
 <div id="justify_content_colunn_max_height_and_margin" style="height: 100px; max-height: 80px; margin-top: 100px; justify-content: center; flex-direction: column;">
   <div style="height: 20px; width: 20px;"></div>
 </div>
+
+<div id="justify_content_column_space_evenly" style="width: 102px; height: 102px; justify-content: space-evenly;">
+  <div style="height: 10px;"></div>
+  <div style="height: 10px;"></div>
+  <div style="height: 10px;"></div>
+</div>
+
+<div id="justify_content_row_space_evenly" style="width: 102px; height: 102px; justify-content: space-evenly; flex-direction: row; ">
+  <div style="height: 10px;"></div>
+  <div style="height: 10px;"></div>
+  <div style="height: 10px;"></div>
+</div>
+

gentest/gentest-cpp.js

@@ -104,6 +104,7 @@ CPPEmitter.prototype = Object.create(Emitter.prototype, {
   YGJustifyFlexStart:{value:'YGJustifyFlexStart'},
   YGJustifySpaceAround:{value:'YGJustifySpaceAround'},
   YGJustifySpaceBetween:{value:'YGJustifySpaceBetween'},
+  YGJustifySpaceEvenly:{value:'YGJustifySpaceEvenly'},
 
   YGOverflowHidden:{value:'YGOverflowHidden'},
   YGOverflowVisible:{value:'YGOverflowVisible'},

gentest/gentest-cs.js

@@ -117,6 +117,7 @@ CSEmitter.prototype = Object.create(Emitter.prototype, {
   YGJustifyFlexStart:{value:'YogaJustify.FlexStart'},
   YGJustifySpaceAround:{value:'YogaJustify.SpaceAround'},
   YGJustifySpaceBetween:{value:'YogaJustify.SpaceBetween'},
+  YGJustifySpaceEvenly:{value:'YogaJustify.SpaceEvenly'},
 
   YGOverflowHidden:{value:'YogaOverflow.Hidden'},
   YGOverflowVisible:{value:'YogaOverflow.Visible'},

gentest/gentest-java.js

@@ -119,6 +119,7 @@ JavaEmitter.prototype = Object.create(Emitter.prototype, {
   YGJustifyFlexStart:{value:'YogaJustify.FLEX_START'},
   YGJustifySpaceAround:{value:'YogaJustify.SPACE_AROUND'},
   YGJustifySpaceBetween:{value:'YogaJustify.SPACE_BETWEEN'},
+  YGJustifySpaceEvenly:{value:'YogaJustify.SPACE_EVENLY'},
 
   YGOverflowHidden:{value:'YogaOverflow.HIDDEN'},
   YGOverflowVisible:{value:'YogaOverflow.VISIBLE'},

gentest/gentest-javascript.js

@@ -119,6 +119,7 @@ JavascriptEmitter.prototype = Object.create(Emitter.prototype, {
   YGJustifyFlexStart:{value:'Yoga.JUSTIFY_FLEX_START'},
   YGJustifySpaceAround:{value:'Yoga.JUSTIFY_SPACE_AROUND'},
   YGJustifySpaceBetween:{value:'Yoga.JUSTIFY_SPACE_BETWEEN'},
+  YGJustifySpaceEvenly:{value:'Yoga.JUSTIFY_SPACE_EVENLY'},
 
   YGOverflowHidden:{value:'Yoga.OVERFLOW_HIDDEN'},
   YGOverflowVisible:{value:'Yoga.OVERFLOW_VISIBLE'},

gentest/gentest.js

@@ -355,6 +355,7 @@ function justifyValue(e, value) {
     case 'center': return e.YGJustifyCenter;
     case 'space-around': return e.YGJustifySpaceAround;
     case 'space-between': return e.YGJustifySpaceBetween;
+    case 'space-evenly': return e.YGJustifySpaceEvenly;
     case 'flex-start': return e.YGJustifyFlexStart;
     case 'flex-end': return e.YGJustifyFlexEnd;
   }

java/com/facebook/yoga/YogaJustify.java

@@ -17,7 +17,8 @@ public enum YogaJustify {
   CENTER(1),
   FLEX_END(2),
   SPACE_BETWEEN(3),
-  SPACE_AROUND(4);
+  SPACE_AROUND(4),
+  SPACE_EVENLY(5);
 
   private int mIntValue;
 
@@ -36,6 +37,8 @@ public enum YogaJustify {
       case 2: return FLEX_END;
       case 3: return SPACE_BETWEEN;
       case 4: return SPACE_AROUND;
+      case 5:
+        return SPACE_EVENLY;
       default: throw new IllegalArgumentException("Unknown enum value: " + value);
     }
   }

java/tests/com/facebook/yoga/YGJustifyContentTest.java

@@ -368,6 +368,7 @@ public class YGJustifyContentTest {
     root.addChildAt(root_child0, 0);
 
     final YogaNode root_child1 = new YogaNode(config);
+    root_child1.setHeight(10f);
     root.addChildAt(root_child1, 1);
 
     final YogaNode root_child2 = new YogaNode(config);
@@ -389,10 +390,10 @@ public class YGJustifyContentTest {
     assertEquals(0f, root_child1.getLayoutX(), 0.0f);
     assertEquals(10f, root_child1.getLayoutY(), 0.0f);
     assertEquals(102f, root_child1.getLayoutWidth(), 0.0f);
-    assertEquals(0f, root_child1.getLayoutHeight(), 0.0f);
+    assertEquals(10f, root_child1.getLayoutHeight(), 0.0f);
 
     assertEquals(0f, root_child2.getLayoutX(), 0.0f);
-    assertEquals(10f, root_child2.getLayoutY(), 0.0f);
+    assertEquals(20f, root_child2.getLayoutY(), 0.0f);
     assertEquals(102f, root_child2.getLayoutWidth(), 0.0f);
     assertEquals(10f, root_child2.getLayoutHeight(), 0.0f);
 
@@ -412,10 +413,10 @@ public class YGJustifyContentTest {
     assertEquals(0f, root_child1.getLayoutX(), 0.0f);
     assertEquals(10f, root_child1.getLayoutY(), 0.0f);
     assertEquals(102f, root_child1.getLayoutWidth(), 0.0f);
-    assertEquals(0f, root_child1.getLayoutHeight(), 0.0f);
+    assertEquals(10f, root_child1.getLayoutHeight(), 0.0f);
 
     assertEquals(0f, root_child2.getLayoutX(), 0.0f);
-    assertEquals(10f, root_child2.getLayoutY(), 0.0f);
+    assertEquals(20f, root_child2.getLayoutY(), 0.0f);
     assertEquals(102f, root_child2.getLayoutWidth(), 0.0f);
     assertEquals(10f, root_child2.getLayoutHeight(), 0.0f);
   }
@@ -852,4 +853,139 @@ public class YGJustifyContentTest {
     assertEquals(20f, root_child0.getLayoutHeight(), 0.0f);
   }
 
+  @Test
+  public void test_justify_content_column_space_evenly() {
+    YogaConfig config = new YogaConfig();
+
+    final YogaNode root = new YogaNode(config);
+    root.setJustifyContent(YogaJustify.SPACE_EVENLY);
+    root.setWidth(102f);
+    root.setHeight(102f);
+
+    final YogaNode root_child0 = new YogaNode(config);
+    root_child0.setHeight(10f);
+    root.addChildAt(root_child0, 0);
+
+    final YogaNode root_child1 = new YogaNode(config);
+    root_child1.setHeight(10f);
+    root.addChildAt(root_child1, 1);
+
+    final YogaNode root_child2 = new YogaNode(config);
+    root_child2.setHeight(10f);
+    root.addChildAt(root_child2, 2);
+    root.setDirection(YogaDirection.LTR);
+    root.calculateLayout(YogaConstants.UNDEFINED, YogaConstants.UNDEFINED);
+
+    assertEquals(0f, root.getLayoutX(), 0.0f);
+    assertEquals(0f, root.getLayoutY(), 0.0f);
+    assertEquals(102f, root.getLayoutWidth(), 0.0f);
+    assertEquals(102f, root.getLayoutHeight(), 0.0f);
+
+    assertEquals(0f, root_child0.getLayoutX(), 0.0f);
+    assertEquals(18f, root_child0.getLayoutY(), 0.0f);
+    assertEquals(102f, root_child0.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child0.getLayoutHeight(), 0.0f);
+
+    assertEquals(0f, root_child1.getLayoutX(), 0.0f);
+    assertEquals(46f, root_child1.getLayoutY(), 0.0f);
+    assertEquals(102f, root_child1.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child1.getLayoutHeight(), 0.0f);
+
+    assertEquals(0f, root_child2.getLayoutX(), 0.0f);
+    assertEquals(74f, root_child2.getLayoutY(), 0.0f);
+    assertEquals(102f, root_child2.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child2.getLayoutHeight(), 0.0f);
+
+    root.setDirection(YogaDirection.RTL);
+    root.calculateLayout(YogaConstants.UNDEFINED, YogaConstants.UNDEFINED);
+
+    assertEquals(0f, root.getLayoutX(), 0.0f);
+    assertEquals(0f, root.getLayoutY(), 0.0f);
+    assertEquals(102f, root.getLayoutWidth(), 0.0f);
+    assertEquals(102f, root.getLayoutHeight(), 0.0f);
+
+    assertEquals(0f, root_child0.getLayoutX(), 0.0f);
+    assertEquals(18f, root_child0.getLayoutY(), 0.0f);
+    assertEquals(102f, root_child0.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child0.getLayoutHeight(), 0.0f);
+
+    assertEquals(0f, root_child1.getLayoutX(), 0.0f);
+    assertEquals(46f, root_child1.getLayoutY(), 0.0f);
+    assertEquals(102f, root_child1.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child1.getLayoutHeight(), 0.0f);
+
+    assertEquals(0f, root_child2.getLayoutX(), 0.0f);
+    assertEquals(74f, root_child2.getLayoutY(), 0.0f);
+    assertEquals(102f, root_child2.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child2.getLayoutHeight(), 0.0f);
+  }
+
+  @Test
+  public void test_justify_content_row_space_evenly() {
+    YogaConfig config = new YogaConfig();
+
+    final YogaNode root = new YogaNode(config);
+    root.setFlexDirection(YogaFlexDirection.ROW);
+    root.setJustifyContent(YogaJustify.SPACE_EVENLY);
+    root.setWidth(102f);
+    root.setHeight(102f);
+
+    final YogaNode root_child0 = new YogaNode(config);
+    root_child0.setHeight(10f);
+    root.addChildAt(root_child0, 0);
+
+    final YogaNode root_child1 = new YogaNode(config);
+    root_child1.setHeight(10f);
+    root.addChildAt(root_child1, 1);
+
+    final YogaNode root_child2 = new YogaNode(config);
+    root_child2.setHeight(10f);
+    root.addChildAt(root_child2, 2);
+    root.setDirection(YogaDirection.LTR);
+    root.calculateLayout(YogaConstants.UNDEFINED, YogaConstants.UNDEFINED);
+
+    assertEquals(0f, root.getLayoutX(), 0.0f);
+    assertEquals(0f, root.getLayoutY(), 0.0f);
+    assertEquals(102f, root.getLayoutWidth(), 0.0f);
+    assertEquals(102f, root.getLayoutHeight(), 0.0f);
+
+    assertEquals(26f, root_child0.getLayoutX(), 0.0f);
+    assertEquals(0f, root_child0.getLayoutY(), 0.0f);
+    assertEquals(0f, root_child0.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child0.getLayoutHeight(), 0.0f);
+
+    assertEquals(51f, root_child1.getLayoutX(), 0.0f);
+    assertEquals(0f, root_child1.getLayoutY(), 0.0f);
+    assertEquals(0f, root_child1.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child1.getLayoutHeight(), 0.0f);
+
+    assertEquals(77f, root_child2.getLayoutX(), 0.0f);
+    assertEquals(0f, root_child2.getLayoutY(), 0.0f);
+    assertEquals(0f, root_child2.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child2.getLayoutHeight(), 0.0f);
+
+    root.setDirection(YogaDirection.RTL);
+    root.calculateLayout(YogaConstants.UNDEFINED, YogaConstants.UNDEFINED);
+
+    assertEquals(0f, root.getLayoutX(), 0.0f);
+    assertEquals(0f, root.getLayoutY(), 0.0f);
+    assertEquals(102f, root.getLayoutWidth(), 0.0f);
+    assertEquals(102f, root.getLayoutHeight(), 0.0f);
+
+    assertEquals(77f, root_child0.getLayoutX(), 0.0f);
+    assertEquals(0f, root_child0.getLayoutY(), 0.0f);
+    assertEquals(0f, root_child0.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child0.getLayoutHeight(), 0.0f);
+
+    assertEquals(51f, root_child1.getLayoutX(), 0.0f);
+    assertEquals(0f, root_child1.getLayoutY(), 0.0f);
+    assertEquals(0f, root_child1.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child1.getLayoutHeight(), 0.0f);
+
+    assertEquals(26f, root_child2.getLayoutX(), 0.0f);
+    assertEquals(0f, root_child2.getLayoutY(), 0.0f);
+    assertEquals(0f, root_child2.getLayoutWidth(), 0.0f);
+    assertEquals(10f, root_child2.getLayoutHeight(), 0.0f);
+  }
+
 }

javascript/sources/YGEnums.js

@@ -52,12 +52,13 @@ module.exports = {
   FLEX_DIRECTION_ROW: 2,
   FLEX_DIRECTION_ROW_REVERSE: 3,
 
-  JUSTIFY_COUNT: 5,
+  JUSTIFY_COUNT: 6,
   JUSTIFY_FLEX_START: 0,
   JUSTIFY_CENTER: 1,
   JUSTIFY_FLEX_END: 2,
   JUSTIFY_SPACE_BETWEEN: 3,
   JUSTIFY_SPACE_AROUND: 4,
+  JUSTIFY_SPACE_EVENLY: 5,
 
   LOG_LEVEL_COUNT: 6,
   LOG_LEVEL_ERROR: 0,

javascript/tests/Facebook.Yoga/YGJustifyContentTest.js

@@ -383,6 +383,7 @@ it("justify_content_column_flex_start", function () {
     root.insertChild(root_child0, 0);
 
     var root_child1 = Yoga.Node.create(config);
+    root_child1.setHeight(10);
     root.insertChild(root_child1, 1);
 
     var root_child2 = Yoga.Node.create(config);
@@ -403,10 +404,10 @@ it("justify_content_column_flex_start", function () {
     console.assert(0 === root_child1.getComputedLeft(), "0 === root_child1.getComputedLeft() (" + root_child1.getComputedLeft() + ")");
     console.assert(10 === root_child1.getComputedTop(), "10 === root_child1.getComputedTop() (" + root_child1.getComputedTop() + ")");
     console.assert(102 === root_child1.getComputedWidth(), "102 === root_child1.getComputedWidth() (" + root_child1.getComputedWidth() + ")");
-    console.assert(0 === root_child1.getComputedHeight(), "0 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
+    console.assert(10 === root_child1.getComputedHeight(), "10 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
 
     console.assert(0 === root_child2.getComputedLeft(), "0 === root_child2.getComputedLeft() (" + root_child2.getComputedLeft() + ")");
-    console.assert(10 === root_child2.getComputedTop(), "10 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
+    console.assert(20 === root_child2.getComputedTop(), "20 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
     console.assert(102 === root_child2.getComputedWidth(), "102 === root_child2.getComputedWidth() (" + root_child2.getComputedWidth() + ")");
     console.assert(10 === root_child2.getComputedHeight(), "10 === root_child2.getComputedHeight() (" + root_child2.getComputedHeight() + ")");
 
@@ -425,10 +426,10 @@ it("justify_content_column_flex_start", function () {
     console.assert(0 === root_child1.getComputedLeft(), "0 === root_child1.getComputedLeft() (" + root_child1.getComputedLeft() + ")");
     console.assert(10 === root_child1.getComputedTop(), "10 === root_child1.getComputedTop() (" + root_child1.getComputedTop() + ")");
     console.assert(102 === root_child1.getComputedWidth(), "102 === root_child1.getComputedWidth() (" + root_child1.getComputedWidth() + ")");
-    console.assert(0 === root_child1.getComputedHeight(), "0 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
+    console.assert(10 === root_child1.getComputedHeight(), "10 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
 
     console.assert(0 === root_child2.getComputedLeft(), "0 === root_child2.getComputedLeft() (" + root_child2.getComputedLeft() + ")");
-    console.assert(10 === root_child2.getComputedTop(), "10 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
+    console.assert(20 === root_child2.getComputedTop(), "20 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
     console.assert(102 === root_child2.getComputedWidth(), "102 === root_child2.getComputedWidth() (" + root_child2.getComputedWidth() + ")");
     console.assert(10 === root_child2.getComputedHeight(), "10 === root_child2.getComputedHeight() (" + root_child2.getComputedHeight() + ")");
   } finally {
@@ -903,3 +904,146 @@ it("justify_content_colunn_max_height_and_margin", function () {
     config.free();
   }
 });
+it("justify_content_column_space_evenly", function () {
+  var config = Yoga.Config.create();
+
+  try {
+    var root = Yoga.Node.create(config);
+    root.setJustifyContent(Yoga.JUSTIFY_SPACE_EVENLY);
+    root.setWidth(102);
+    root.setHeight(102);
+
+    var root_child0 = Yoga.Node.create(config);
+    root_child0.setHeight(10);
+    root.insertChild(root_child0, 0);
+
+    var root_child1 = Yoga.Node.create(config);
+    root_child1.setHeight(10);
+    root.insertChild(root_child1, 1);
+
+    var root_child2 = Yoga.Node.create(config);
+    root_child2.setHeight(10);
+    root.insertChild(root_child2, 2);
+    root.calculateLayout(Yoga.UNDEFINED, Yoga.UNDEFINED, Yoga.DIRECTION_LTR);
+
+    console.assert(0 === root.getComputedLeft(), "0 === root.getComputedLeft() (" + root.getComputedLeft() + ")");
+    console.assert(0 === root.getComputedTop(), "0 === root.getComputedTop() (" + root.getComputedTop() + ")");
+    console.assert(102 === root.getComputedWidth(), "102 === root.getComputedWidth() (" + root.getComputedWidth() + ")");
+    console.assert(102 === root.getComputedHeight(), "102 === root.getComputedHeight() (" + root.getComputedHeight() + ")");
+
+    console.assert(0 === root_child0.getComputedLeft(), "0 === root_child0.getComputedLeft() (" + root_child0.getComputedLeft() + ")");
+    console.assert(18 === root_child0.getComputedTop(), "18 === root_child0.getComputedTop() (" + root_child0.getComputedTop() + ")");
+    console.assert(102 === root_child0.getComputedWidth(), "102 === root_child0.getComputedWidth() (" + root_child0.getComputedWidth() + ")");
+    console.assert(10 === root_child0.getComputedHeight(), "10 === root_child0.getComputedHeight() (" + root_child0.getComputedHeight() + ")");
+
+    console.assert(0 === root_child1.getComputedLeft(), "0 === root_child1.getComputedLeft() (" + root_child1.getComputedLeft() + ")");
+    console.assert(46 === root_child1.getComputedTop(), "46 === root_child1.getComputedTop() (" + root_child1.getComputedTop() + ")");
+    console.assert(102 === root_child1.getComputedWidth(), "102 === root_child1.getComputedWidth() (" + root_child1.getComputedWidth() + ")");
+    console.assert(10 === root_child1.getComputedHeight(), "10 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
+
+    console.assert(0 === root_child2.getComputedLeft(), "0 === root_child2.getComputedLeft() (" + root_child2.getComputedLeft() + ")");
+    console.assert(74 === root_child2.getComputedTop(), "74 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
+    console.assert(102 === root_child2.getComputedWidth(), "102 === root_child2.getComputedWidth() (" + root_child2.getComputedWidth() + ")");
+    console.assert(10 === root_child2.getComputedHeight(), "10 === root_child2.getComputedHeight() (" + root_child2.getComputedHeight() + ")");
+
+    root.calculateLayout(Yoga.UNDEFINED, Yoga.UNDEFINED, Yoga.DIRECTION_RTL);
+
+    console.assert(0 === root.getComputedLeft(), "0 === root.getComputedLeft() (" + root.getComputedLeft() + ")");
+    console.assert(0 === root.getComputedTop(), "0 === root.getComputedTop() (" + root.getComputedTop() + ")");
+    console.assert(102 === root.getComputedWidth(), "102 === root.getComputedWidth() (" + root.getComputedWidth() + ")");
+    console.assert(102 === root.getComputedHeight(), "102 === root.getComputedHeight() (" + root.getComputedHeight() + ")");
+
+    console.assert(0 === root_child0.getComputedLeft(), "0 === root_child0.getComputedLeft() (" + root_child0.getComputedLeft() + ")");
+    console.assert(18 === root_child0.getComputedTop(), "18 === root_child0.getComputedTop() (" + root_child0.getComputedTop() + ")");
+    console.assert(102 === root_child0.getComputedWidth(), "102 === root_child0.getComputedWidth() (" + root_child0.getComputedWidth() + ")");
+    console.assert(10 === root_child0.getComputedHeight(), "10 === root_child0.getComputedHeight() (" + root_child0.getComputedHeight() + ")");
+
+    console.assert(0 === root_child1.getComputedLeft(), "0 === root_child1.getComputedLeft() (" + root_child1.getComputedLeft() + ")");
+    console.assert(46 === root_child1.getComputedTop(), "46 === root_child1.getComputedTop() (" + root_child1.getComputedTop() + ")");
+    console.assert(102 === root_child1.getComputedWidth(), "102 === root_child1.getComputedWidth() (" + root_child1.getComputedWidth() + ")");
+    console.assert(10 === root_child1.getComputedHeight(), "10 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
+
+    console.assert(0 === root_child2.getComputedLeft(), "0 === root_child2.getComputedLeft() (" + root_child2.getComputedLeft() + ")");
+    console.assert(74 === root_child2.getComputedTop(), "74 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
+    console.assert(102 === root_child2.getComputedWidth(), "102 === root_child2.getComputedWidth() (" + root_child2.getComputedWidth() + ")");
+    console.assert(10 === root_child2.getComputedHeight(), "10 === root_child2.getComputedHeight() (" + root_child2.getComputedHeight() + ")");
+  } finally {
+    if (typeof root !== "undefined") {
+      root.freeRecursive();
+    }
+
+    config.free();
+  }
+});
+it("justify_content_row_space_evenly", function () {
+  var config = Yoga.Config.create();
+
+  try {
+    var root = Yoga.Node.create(config);
+    root.setFlexDirection(Yoga.FLEX_DIRECTION_ROW);
+    root.setJustifyContent(Yoga.JUSTIFY_SPACE_EVENLY);
+    root.setWidth(102);
+    root.setHeight(102);
+
+    var root_child0 = Yoga.Node.create(config);
+    root_child0.setHeight(10);
+    root.insertChild(root_child0, 0);
+
+    var root_child1 = Yoga.Node.create(config);
+    root_child1.setHeight(10);
+    root.insertChild(root_child1, 1);
+
+    var root_child2 = Yoga.Node.create(config);
+    root_child2.setHeight(10);
+    root.insertChild(root_child2, 2);
+    root.calculateLayout(Yoga.UNDEFINED, Yoga.UNDEFINED, Yoga.DIRECTION_LTR);
+
+    console.assert(0 === root.getComputedLeft(), "0 === root.getComputedLeft() (" + root.getComputedLeft() + ")");
+    console.assert(0 === root.getComputedTop(), "0 === root.getComputedTop() (" + root.getComputedTop() + ")");
+    console.assert(102 === root.getComputedWidth(), "102 === root.getComputedWidth() (" + root.getComputedWidth() + ")");
+    console.assert(102 === root.getComputedHeight(), "102 === root.getComputedHeight() (" + root.getComputedHeight() + ")");
+
+    console.assert(26 === root_child0.getComputedLeft(), "26 === root_child0.getComputedLeft() (" + root_child0.getComputedLeft() + ")");
+    console.assert(0 === root_child0.getComputedTop(), "0 === root_child0.getComputedTop() (" + root_child0.getComputedTop() + ")");
+    console.assert(0 === root_child0.getComputedWidth(), "0 === root_child0.getComputedWidth() (" + root_child0.getComputedWidth() + ")");
+    console.assert(10 === root_child0.getComputedHeight(), "10 === root_child0.getComputedHeight() (" + root_child0.getComputedHeight() + ")");
+
+    console.assert(51 === root_child1.getComputedLeft(), "51 === root_child1.getComputedLeft() (" + root_child1.getComputedLeft() + ")");
+    console.assert(0 === root_child1.getComputedTop(), "0 === root_child1.getComputedTop() (" + root_child1.getComputedTop() + ")");
+    console.assert(0 === root_child1.getComputedWidth(), "0 === root_child1.getComputedWidth() (" + root_child1.getComputedWidth() + ")");
+    console.assert(10 === root_child1.getComputedHeight(), "10 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
+
+    console.assert(77 === root_child2.getComputedLeft(), "77 === root_child2.getComputedLeft() (" + root_child2.getComputedLeft() + ")");
+    console.assert(0 === root_child2.getComputedTop(), "0 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
+    console.assert(0 === root_child2.getComputedWidth(), "0 === root_child2.getComputedWidth() (" + root_child2.getComputedWidth() + ")");
+    console.assert(10 === root_child2.getComputedHeight(), "10 === root_child2.getComputedHeight() (" + root_child2.getComputedHeight() + ")");
+
+    root.calculateLayout(Yoga.UNDEFINED, Yoga.UNDEFINED, Yoga.DIRECTION_RTL);
+
+    console.assert(0 === root.getComputedLeft(), "0 === root.getComputedLeft() (" + root.getComputedLeft() + ")");
+    console.assert(0 === root.getComputedTop(), "0 === root.getComputedTop() (" + root.getComputedTop() + ")");
+    console.assert(102 === root.getComputedWidth(), "102 === root.getComputedWidth() (" + root.getComputedWidth() + ")");
+    console.assert(102 === root.getComputedHeight(), "102 === root.getComputedHeight() (" + root.getComputedHeight() + ")");
+
+    console.assert(77 === root_child0.getComputedLeft(), "77 === root_child0.getComputedLeft() (" + root_child0.getComputedLeft() + ")");
+    console.assert(0 === root_child0.getComputedTop(), "0 === root_child0.getComputedTop() (" + root_child0.getComputedTop() + ")");
+    console.assert(0 === root_child0.getComputedWidth(), "0 === root_child0.getComputedWidth() (" + root_child0.getComputedWidth() + ")");
+    console.assert(10 === root_child0.getComputedHeight(), "10 === root_child0.getComputedHeight() (" + root_child0.getComputedHeight() + ")");
+
+    console.assert(51 === root_child1.getComputedLeft(), "51 === root_child1.getComputedLeft() (" + root_child1.getComputedLeft() + ")");
+    console.assert(0 === root_child1.getComputedTop(), "0 === root_child1.getComputedTop() (" + root_child1.getComputedTop() + ")");
+    console.assert(0 === root_child1.getComputedWidth(), "0 === root_child1.getComputedWidth() (" + root_child1.getComputedWidth() + ")");
+    console.assert(10 === root_child1.getComputedHeight(), "10 === root_child1.getComputedHeight() (" + root_child1.getComputedHeight() + ")");
+
+    console.assert(26 === root_child2.getComputedLeft(), "26 === root_child2.getComputedLeft() (" + root_child2.getComputedLeft() + ")");
+    console.assert(0 === root_child2.getComputedTop(), "0 === root_child2.getComputedTop() (" + root_child2.getComputedTop() + ")");
+    console.assert(0 === root_child2.getComputedWidth(), "0 === root_child2.getComputedWidth() (" + root_child2.getComputedWidth() + ")");
+    console.assert(10 === root_child2.getComputedHeight(), "10 === root_child2.getComputedHeight() (" + root_child2.getComputedHeight() + ")");
+  } finally {
+    if (typeof root !== "undefined") {
+      root.freeRecursive();
+    }
+
+    config.free();
+  }
+});

tests/YGJustifyContentTest.cpp

@@ -368,6 +368,7 @@ TEST(YogaTest, justify_content_column_flex_start) {
   YGNodeInsertChild(root, root_child0, 0);
 
   const YGNodeRef root_child1 = YGNodeNewWithConfig(config);
+  YGNodeStyleSetHeight(root_child1, 10);
   YGNodeInsertChild(root, root_child1, 1);
 
   const YGNodeRef root_child2 = YGNodeNewWithConfig(config);
@@ -388,10 +389,10 @@ TEST(YogaTest, justify_content_column_flex_start) {
   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child1));
   ASSERT_FLOAT_EQ(10, YGNodeLayoutGetTop(root_child1));
   ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child1));
-  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetHeight(root_child1));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child1));
 
   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child2));
-  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetTop(root_child2));
+  ASSERT_FLOAT_EQ(20, YGNodeLayoutGetTop(root_child2));
   ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child2));
   ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child2));
 
@@ -410,10 +411,10 @@ TEST(YogaTest, justify_content_column_flex_start) {
   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child1));
   ASSERT_FLOAT_EQ(10, YGNodeLayoutGetTop(root_child1));
   ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child1));
-  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetHeight(root_child1));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child1));
 
   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child2));
-  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetTop(root_child2));
+  ASSERT_FLOAT_EQ(20, YGNodeLayoutGetTop(root_child2));
   ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child2));
   ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child2));
 
@@ -861,3 +862,140 @@ TEST(YogaTest, justify_content_colunn_max_height_and_margin) {
 
   YGConfigFree(config);
 }
+
+TEST(YogaTest, justify_content_column_space_evenly) {
+  const YGConfigRef config = YGConfigNew();
+
+  const YGNodeRef root = YGNodeNewWithConfig(config);
+  YGNodeStyleSetJustifyContent(root, YGJustifySpaceEvenly);
+  YGNodeStyleSetWidth(root, 102);
+  YGNodeStyleSetHeight(root, 102);
+
+  const YGNodeRef root_child0 = YGNodeNewWithConfig(config);
+  YGNodeStyleSetHeight(root_child0, 10);
+  YGNodeInsertChild(root, root_child0, 0);
+
+  const YGNodeRef root_child1 = YGNodeNewWithConfig(config);
+  YGNodeStyleSetHeight(root_child1, 10);
+  YGNodeInsertChild(root, root_child1, 1);
+
+  const YGNodeRef root_child2 = YGNodeNewWithConfig(config);
+  YGNodeStyleSetHeight(root_child2, 10);
+  YGNodeInsertChild(root, root_child2, 2);
+  YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetHeight(root));
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child0));
+  ASSERT_FLOAT_EQ(18, YGNodeLayoutGetTop(root_child0));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child0));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child0));
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child1));
+  ASSERT_FLOAT_EQ(46, YGNodeLayoutGetTop(root_child1));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child1));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child1));
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child2));
+  ASSERT_FLOAT_EQ(74, YGNodeLayoutGetTop(root_child2));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child2));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child2));
+
+  YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionRTL);
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetHeight(root));
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child0));
+  ASSERT_FLOAT_EQ(18, YGNodeLayoutGetTop(root_child0));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child0));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child0));
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child1));
+  ASSERT_FLOAT_EQ(46, YGNodeLayoutGetTop(root_child1));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child1));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child1));
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child2));
+  ASSERT_FLOAT_EQ(74, YGNodeLayoutGetTop(root_child2));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root_child2));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child2));
+
+  YGNodeFreeRecursive(root);
+
+  YGConfigFree(config);
+}
+
+TEST(YogaTest, justify_content_row_space_evenly) {
+  const YGConfigRef config = YGConfigNew();
+
+  const YGNodeRef root = YGNodeNewWithConfig(config);
+  YGNodeStyleSetFlexDirection(root, YGFlexDirectionRow);
+  YGNodeStyleSetJustifyContent(root, YGJustifySpaceEvenly);
+  YGNodeStyleSetWidth(root, 102);
+  YGNodeStyleSetHeight(root, 102);
+
+  const YGNodeRef root_child0 = YGNodeNewWithConfig(config);
+  YGNodeStyleSetHeight(root_child0, 10);
+  YGNodeInsertChild(root, root_child0, 0);
+
+  const YGNodeRef root_child1 = YGNodeNewWithConfig(config);
+  YGNodeStyleSetHeight(root_child1, 10);
+  YGNodeInsertChild(root, root_child1, 1);
+
+  const YGNodeRef root_child2 = YGNodeNewWithConfig(config);
+  YGNodeStyleSetHeight(root_child2, 10);
+  YGNodeInsertChild(root, root_child2, 2);
+  YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetHeight(root));
+
+  ASSERT_FLOAT_EQ(26, YGNodeLayoutGetLeft(root_child0));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetWidth(root_child0));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child0));
+
+  ASSERT_FLOAT_EQ(51, YGNodeLayoutGetLeft(root_child1));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child1));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetWidth(root_child1));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child1));
+
+  ASSERT_FLOAT_EQ(77, YGNodeLayoutGetLeft(root_child2));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child2));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetWidth(root_child2));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child2));
+
+  YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionRTL);
+
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetWidth(root));
+  ASSERT_FLOAT_EQ(102, YGNodeLayoutGetHeight(root));
+
+  ASSERT_FLOAT_EQ(77, YGNodeLayoutGetLeft(root_child0));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetWidth(root_child0));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child0));
+
+  ASSERT_FLOAT_EQ(51, YGNodeLayoutGetLeft(root_child1));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child1));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetWidth(root_child1));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child1));
+
+  ASSERT_FLOAT_EQ(26, YGNodeLayoutGetLeft(root_child2));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child2));
+  ASSERT_FLOAT_EQ(0, YGNodeLayoutGetWidth(root_child2));
+  ASSERT_FLOAT_EQ(10, YGNodeLayoutGetHeight(root_child2));
+
+  YGNodeFreeRecursive(root);
+
+  YGConfigFree(config);
+}

yoga/YGEnums.cpp

@@ -121,6 +121,8 @@ const char *YGJustifyToString(const YGJustify value){
       return "space-between";
     case YGJustifySpaceAround:
       return "space-around";
+    case YGJustifySpaceEvenly:
+      return "space-evenly";
   }
   return "unknown";
 }

yoga/YGEnums.h

@@ -77,13 +77,14 @@ typedef YG_ENUM_BEGIN(YGFlexDirection) {
 } YG_ENUM_END(YGFlexDirection);
 WIN_EXPORT const char *YGFlexDirectionToString(const YGFlexDirection value);
 
-#define YGJustifyCount 5
-typedef YG_ENUM_BEGIN(YGJustify) {
-  YGJustifyFlexStart,
-  YGJustifyCenter,
-  YGJustifyFlexEnd,
-  YGJustifySpaceBetween,
-  YGJustifySpaceAround,
+#define YGJustifyCount 6
+typedef YG_ENUM_BEGIN(YGJustify){
+    YGJustifyFlexStart,
+    YGJustifyCenter,
+    YGJustifyFlexEnd,
+    YGJustifySpaceBetween,
+    YGJustifySpaceAround,
+    YGJustifySpaceEvenly,
 } YG_ENUM_END(YGJustify);
 WIN_EXPORT const char *YGJustifyToString(const YGJustify value);
 

yoga/Yoga.cpp

@@ -2447,6 +2447,11 @@ static void YGNodelayoutImpl(const YGNodeRef node,
             betweenMainDim = 0;
           }
           break;
+        case YGJustifySpaceEvenly:
+          // Space is distributed evenly across all elements
+          betweenMainDim = remainingFreeSpace / (itemsOnLine + 1);
+          leadingMainDim = betweenMainDim;
+          break;
         case YGJustifySpaceAround:
           // Space on the edges is half of the space between elements
           betweenMainDim = remainingFreeSpace / itemsOnLine;