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TestPyBuffer.cs
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68 lines (58 loc) · 1.97 KB
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using System.Text;
using NUnit.Framework;
using Python.Runtime;
namespace Python.EmbeddingTest {
class TestPyBuffer
{
[OneTimeSetUp]
public void SetUp()
{
PythonEngine.Initialize();
}
[OneTimeTearDown]
public void Dispose()
{
PythonEngine.Shutdown();
}
[Test]
public void TestBufferWrite()
{
string bufferTestString = "hello world! !$%&/()=?";
using (Py.GIL())
{
using (var scope = Py.CreateScope())
{
scope.Exec($"arr = bytearray({bufferTestString.Length})");
PyObject pythonArray = scope.Get("arr");
byte[] managedArray = new UTF8Encoding().GetBytes(bufferTestString);
using (PyBuffer buf = pythonArray.GetBuffer())
{
buf.Write(managedArray, 0, managedArray.Length);
}
string result = scope.Eval("arr.decode('utf-8')").ToString();
Assert.IsTrue(result == bufferTestString);
}
}
}
[Test]
public void TestBufferRead()
{
string bufferTestString = "hello world! !$%&/()=?";
using (Py.GIL())
{
using (var scope = Py.CreateScope())
{
scope.Exec($"arr = b'{bufferTestString}'");
PyObject pythonArray = scope.Get("arr");
byte[] managedArray = new byte[bufferTestString.Length];
using (PyBuffer buf = pythonArray.GetBuffer())
{
buf.Read(managedArray, 0, managedArray.Length);
}
string result = new UTF8Encoding().GetString(managedArray);
Assert.IsTrue(result == bufferTestString);
}
}
}
}
}