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Update CSSNodeFree for C#, Java and Objective-C

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Summary:
- Update CSSNodeFree to unlink parent and children for C#, Java and Objective-C bindings finalizer.
- [C#] Fix build (Fix #232)
- [C#] Add Clear API for convenience as CSSNodeFreeRecursive.
- [C#] Revise and add unit tests

Reviewed By: emilsjolander

Differential Revision: D4069655

fbshipit-source-id: 1fd764059784d7968af38b6aaf7fb6f70fdee8ee
This commit is contained in:
Kazuki Sakamoto
2016-10-25 07:38:06 -07:00
committed by Facebook Github Bot
parent 4d0e657653
commit 2168d68007
3 changed files with 67 additions and 94 deletions
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139
csharp/tests/Facebook.CSSLayout/CSSNodeTest.cs
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@@ -52,117 +52,50 @@ namespace Facebook.CSSLayout
}
[Test]
[ExpectedException("System.InvalidOperationException")]
public void TestAlreadyInitialize()
public void TestReset()
{
CSSNode node = new CSSNode();
node.Reinitialize();
}
[Test]
[ExpectedException("System.InvalidOperationException")]
public void TestNullNativePointer()
{
CSSNode node = new CSSNode();
node.Free();
node.CalculateLayout();
}
[Test]
[ExpectedException("System.InvalidOperationException")]
public void TestDoubleFree()
{
CSSNode node = new CSSNode();
node.Free();
node.Free();
}
[Test]
public void TestReinitialize()
{
CSSNode node = new CSSNode();
node.Free();
node.Reinitialize();
}
[Test]
[ExpectedException("System.ObjectDisposedException")]
public void TestDisposed()
{
CSSNode node = new CSSNode();
node.Dispose();
node.CalculateLayout();
}
[Test]
public void TestFree()
{
CSSNode node = new CSSNode();
node.Free();
}
[Test]
public void TestDispose()
{
ForceGC();
int instanceCount = CSSNode.GetInstanceCount();
CSSNode node = new CSSNode();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
node.Dispose();
Assert.AreEqual(instanceCount, CSSNode.GetInstanceCount());
}
[Test]
public void TestDisposeWithUsing()
{
ForceGC();
int instanceCount = CSSNode.GetInstanceCount();
using (CSSNode node = new CSSNode())
{
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
}
Assert.AreEqual(instanceCount, CSSNode.GetInstanceCount());
node.Reset();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
}
[Test]
[ExpectedException("System.InvalidOperationException")]
public void TestFreeParent()
public void TestResetParent()
{
CSSNode parent = new CSSNode();
CSSNode child = new CSSNode();
parent.Insert(0, child);
parent.Free();
parent.Reset();
}
[Test]
[ExpectedException("System.InvalidOperationException")]
public void TestFreeChild()
public void TestResetChild()
{
CSSNode parent = new CSSNode();
CSSNode child = new CSSNode();
parent.Insert(0, child);
child.Free();
child.Reset();
}
[Test]
public void TestDisposeChild()
public void TestClear()
{
ForceGC();
int instanceCount = CSSNode.GetInstanceCount();
CSSNode parent = new CSSNode();
CSSNode child0 = new CSSNode();
CSSNode child1 = new CSSNode();
Assert.AreEqual(instanceCount + 3, CSSNode.GetInstanceCount());
Assert.AreEqual(0, parent.Count);
parent.Insert(0, child1);
Assert.AreEqual(0, parent.IndexOf(child1));
parent.Insert(0, child0);
Assert.AreEqual(0, parent.IndexOf(child0));
Assert.AreEqual(1, parent.IndexOf(child1));
child0.Dispose();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
CSSNode child = new CSSNode();
Assert.AreEqual(instanceCount + 2, CSSNode.GetInstanceCount());
parent.Insert(0, child);
Assert.AreEqual(1, parent.Count);
Assert.AreEqual(0, parent.IndexOf(child1));
Assert.AreEqual(parent, child.Parent);
parent.Clear();
Assert.AreEqual(0, parent.Count);
Assert.IsNull(child.Parent);
Assert.AreEqual(instanceCount + 2, CSSNode.GetInstanceCount());
}
[Test]
@@ -257,26 +190,48 @@ namespace Facebook.CSSLayout
}
[Test]
public void TestDisposeParent()
public void TestParentDestructor()
{
ForceGC();
int instanceCount = CSSNode.GetInstanceCount();
CSSNode parent = new CSSNode();
CSSNode child = new CSSNode();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
TestDisposeParentForGC(parent, instanceCount + 1);
TestParentDestructorForGC(child, instanceCount + 1);
ForceGC();
Assert.AreEqual(instanceCount + 2, CSSNode.GetInstanceCount());
parent.Dispose();
ForceGC();
Assert.AreEqual(instanceCount, CSSNode.GetInstanceCount());
Assert.IsNull(child.Parent);
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
}
private void TestDisposeParentForGC(CSSNode parent, int instanceCount)
private void TestParentDestructorForGC(CSSNode child, int instanceCount)
{
CSSNode parent = new CSSNode();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
parent.Insert(0, child);
}
[Test]
public void TestClearWithChildDestructor()
{
ForceGC();
int instanceCount = CSSNode.GetInstanceCount();
CSSNode node = new CSSNode();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
TestClearWithChildDestructorForGC(node, instanceCount + 1);
ForceGC();
Assert.AreEqual(instanceCount + 2, CSSNode.GetInstanceCount());
node.Clear();
Assert.AreEqual(0, node.Count);
ForceGC();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
}
private void TestClearWithChildDestructorForGC(CSSNode parent, int instanceCount)
{
CSSNode child = new CSSNode();
Assert.AreEqual(instanceCount + 1, CSSNode.GetInstanceCount());
parent.Insert(0, child);
child = null;
}
#endif
}