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Basic operator overloads support#907
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1 change: 1 addition & 0 deletionssrc/embed_tests/Python.EmbeddingTest.csproj
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168 changes: 168 additions & 0 deletionssrc/embed_tests/TestPyMethod.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,168 @@ | ||
| using NUnit.Framework; | ||
| using Python.Runtime; | ||
| using System.Linq; | ||
| using System.Reflection; | ||
| namespace Python.EmbeddingTest | ||
| { | ||
| public class TestPyMethod | ||
| { | ||
| [OneTimeSetUp] | ||
| public void SetUp() | ||
| { | ||
| PythonEngine.Initialize(); | ||
| } | ||
| [OneTimeTearDown] | ||
| public void Dispose() | ||
| { | ||
| PythonEngine.Shutdown(); | ||
| } | ||
| public class SampleClass | ||
| { | ||
| public int VoidCall() => 10; | ||
| public int Foo(int a, int b = 10) => a + b; | ||
| public int Foo2(int a = 10, params int[] args) | ||
| { | ||
| return a + args.Sum(); | ||
| } | ||
| } | ||
| [Test] | ||
| public void TestVoidCall() | ||
| { | ||
| string name = string.Format("{0}.{1}", | ||
| typeof(SampleClass).DeclaringType.Name, | ||
| typeof(SampleClass).Name); | ||
| string module = MethodBase.GetCurrentMethod().DeclaringType.Namespace; | ||
| PythonEngine.Exec($@" | ||
| from {module} import * | ||
| SampleClass = {name} | ||
| obj = SampleClass() | ||
| assert obj.VoidCall() == 10 | ||
| "); | ||
| } | ||
| [Test] | ||
| public void TestDefaultParameter() | ||
| { | ||
| string name = string.Format("{0}.{1}", | ||
| typeof(SampleClass).DeclaringType.Name, | ||
| typeof(SampleClass).Name); | ||
| string module = MethodBase.GetCurrentMethod().DeclaringType.Namespace; | ||
| PythonEngine.Exec($@" | ||
| from {module} import * | ||
| SampleClass = {name} | ||
| obj = SampleClass() | ||
| assert obj.Foo(10) == 20 | ||
| assert obj.Foo(10, 1) == 11 | ||
| assert obj.Foo2() == 10 | ||
| assert obj.Foo2(20) == 20 | ||
| assert obj.Foo2(20, 30) == 50 | ||
| assert obj.Foo2(20, 30, 50) == 100 | ||
| "); | ||
| } | ||
| public class OperableObject | ||
| { | ||
| public int Num { get; set; } | ||
| public OperableObject(int num) | ||
| { | ||
| Num = num; | ||
| } | ||
| public static OperableObject operator +(OperableObject a, OperableObject b) | ||
| { | ||
| return new OperableObject(a.Num + b.Num); | ||
| } | ||
| public static OperableObject operator -(OperableObject a, OperableObject b) | ||
| { | ||
| return new OperableObject(a.Num - b.Num); | ||
| } | ||
| public static OperableObject operator *(OperableObject a, OperableObject b) | ||
| { | ||
| return new OperableObject(a.Num * b.Num); | ||
| } | ||
| public static OperableObject operator /(OperableObject a, OperableObject b) | ||
| { | ||
| return new OperableObject(a.Num / b.Num); | ||
| } | ||
| public static OperableObject operator &(OperableObject a, OperableObject b) | ||
| { | ||
| return new OperableObject(a.Num & b.Num); | ||
| } | ||
| public static OperableObject operator |(OperableObject a, OperableObject b) | ||
| { | ||
| return new OperableObject(a.Num | b.Num); | ||
| } | ||
| public static OperableObject operator ^(OperableObject a, OperableObject b) | ||
| { | ||
| return new OperableObject(a.Num ^ b.Num); | ||
| } | ||
| public static OperableObject operator <<(OperableObject a, int offset) | ||
| { | ||
| return new OperableObject(a.Num << offset); | ||
| } | ||
| public static OperableObject operator >>(OperableObject a, int offset) | ||
| { | ||
| return new OperableObject(a.Num >> offset); | ||
| } | ||
| } | ||
| [Test] | ||
| public void OperatorOverloads() | ||
| { | ||
| string name = string.Format("{0}.{1}", | ||
| typeof(OperableObject).DeclaringType.Name, | ||
| typeof(OperableObject).Name); | ||
| string module = MethodBase.GetCurrentMethod().DeclaringType.Namespace; | ||
| PythonEngine.Exec($@" | ||
| from {module} import * | ||
| cls = {name} | ||
| a = cls(2) | ||
| b = cls(10) | ||
| c = a + b | ||
| assert c.Num == a.Num + b.Num | ||
| c = a - b | ||
| assert c.Num == a.Num - b.Num | ||
| c = a * b | ||
| assert c.Num == a.Num * b.Num | ||
| c = a / b | ||
| assert c.Num == a.Num // b.Num | ||
| c = a & b | ||
| assert c.Num == a.Num & b.Num | ||
| c = a | b | ||
| assert c.Num == a.Num | b.Num | ||
| c = a ^ b | ||
| assert c.Num == a.Num ^ b.Num | ||
| c = a << b.Num | ||
| assert c.Num == a.Num << b.Num | ||
| c = a >> b.Num | ||
| assert c.Num == a.Num >> b.Num | ||
| "); | ||
| } | ||
| } | ||
| } |
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