public async Task IsSubclass()
{
var context = await runProgram("class Foo:\n" +
" def __init__(self):\n" +
" self.a = 1\n" +
"\n" +
"class Bar(Foo):\n" +
" def change_a(self, new_a):\n" +
" self.a = self.a + new_a\n" +
"\n" +
"class Unrelated:\n" +
" pass\n" +
"\n" +
"bar = Bar()\n" +
"class_class = issubclass(Bar, Foo)\n" +
"unrelated_class_class = issubclass(Unrelated, Foo)\n" +
"obj_class = issubclass(type(bar), Foo)\n" +
"unrelated_obj_class = issubclass(type(bar), Unrelated)\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var class_class = (bool)variables.Get("class_class");
var obj_class = (bool)variables.Get("obj_class");
var unrelated_class_class = (bool)variables.Get("unrelated_class_class");
var unrelated_obj_class = (bool)variables.Get("unrelated_obj_class");
Assert.That(class_class, Is.True);
Assert.That(obj_class, Is.True);
Assert.That(unrelated_class_class, Is.False);
Assert.That(unrelated_obj_class, Is.False);
}
public void AccessClassMethod()
{
//>>> def make_foo():
//... class Foo:
//... def __init__(self):
//... self.a = 1
//... def change_a(self, new_a):
//... self.a = new_a
//...
//>>> dis(make_foo)
// 2 0 LOAD_BUILD_CLASS
// 2 LOAD_CONST 1 (<code object Foo at 0x0000021BD5908D20, file "<stdin>", line 2>)
// 4 LOAD_CONST 2 ('Foo')
// 6 MAKE_FUNCTION 0
// 8 LOAD_CONST 2 ('Foo')
// 10 CALL_FUNCTION 2
// 12 STORE_FAST 0 (Foo)
// 14 LOAD_CONST 0 (None)
// 16 RETURN_VALUE
var interpreter = runProgram("class Foo:\n" +
" def __init__(self):\n" +
" self.a = 1\n" +
"\n" +
" def change_a(self, new_a):\n" +
" self.a = new_a\n" +
"\n" +
"bar = Foo()\n" +
"bar.change_a(2)\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var bar = (PyObject)variables.Get("bar");
Assert.That(bar.__dict__["a"], Is.EqualTo(PyInteger.Create(2)));
}
public void IntCallsBaseMethods()
{
var interpreter = runProgram("f = 1\n" +
"lt = f.__getattribute__('__lt__')\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var testing = variables.Get("lt");
Assert.That(testing, Is.Not.Null);
}
public async Task IntCallsBaseMethods()
{
var context = await runProgram("f = 1\n" +
"lt = f.__getattribute__('__lt__')\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var testing = variables.Get("lt");
Assert.That(testing, Is.Not.Null);
}
public void DeclareClassMember()
{
var interpreter = runProgram("class Foo:\n" +
" def __init__(self):\n" +
" self.a = 1\n" +
"\n" +
"bar = Foo()\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var bar = (PyObject)variables.Get("bar");
Assert.That(bar.__dict__["a"], Is.EqualTo(PyInteger.Create(1)));
}
public async Task Range()
{
FrameContext runContext = await runProgram(
"test_range = range(0, 2, 1)\n" +
"itr = test_range.__iter__()\n" +
"raised_exception = False\n" +
"i0 = itr.__next__()\n" +
"i1 = itr.__next__()\n" + // Should raise StopIterationException on following __next__()
"i2 = itr.__next__()\n", new Dictionary <string, object>(), 1, false);
// TODO: [Escaped StopIteration] StopIteration (and other Python exceptions thrown in .NET should be caught as regular Python exceptions)
Assert.NotNull(runContext.EscapedDotNetException);
Assert.That(runContext.EscapedDotNetException.InnerException.GetType(), Is.EqualTo(typeof(StopIterationException)));
var variables = new VariableMultimap(runContext);
var i0 = (PyInteger)variables.Get("i0");
var i1 = (PyInteger)variables.Get("i1");
Assert.That(i0, Is.EqualTo(PyInteger.Create(0)));
Assert.That(i1, Is.EqualTo(PyInteger.Create(1)));
}
public void DeclareAndCreateClassDefaultConstructor()
{
var interpreter = runProgram("class Foo:\n" +
" def __init__(self):\n" +
" pass\n" +
"bar = Foo()\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
Assert.That(variables.ContainsKey("bar"));
var bar = variables.Get("bar", typeof(PyObject));
}
public void ObjectCallsBaseMethods()
{
var interpreter = runProgram("class Foo:\n" +
" pass\n" +
"\n" +
"f = Foo()\n" +
"testing = f.__eq__(f)\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var testing = (PyBool)variables.Get("testing");
Assert.That(testing, Is.EqualTo(PyBool.True));
}
public void TryExceptAliasBasic()
{
var interpreter = runProgram(
"a = 0\n" +
"try:\n" +
" raise Exception('Hello, World!')\n" +
"except Exception as e:\n" +
" a = 10\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(10)));
}
public void RaiseFromClass()
{
var interpreter = runProgram(
"a = False\n" +
"try:\n" +
" raise Exception\n" +
"except Exception:\n" +
" a = True\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var a = (bool)variables.Get("a");
Assert.That(a, Is.True);
}
public void TryExceptAliasUseMessage()
{
var interpreter = runProgram(
"a = 'Fail'\n" +
"try:\n" +
" raise Exception('Pass')\n" +
"except Exception as e:\n" +
" a = str(e)\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo("Pass"));
}
public async Task DeclareConstructorArgument()
{
var context = await runProgram("class Foo:\n" +
" def __init__(self, new_a):\n" +
" self.a = new_a\n" +
"\n" +
"bar = Foo(2)\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var bar = (PyObject)variables.Get("bar");
Assert.That(bar.__dict__["a"], Is.EqualTo(PyInteger.Create(2)));
}
public async Task TryExceptTyped()
{
var context = await runProgram(
"a = 0\n" +
"try:\n" +
" raise Exception('Hello, World!')\n" +
"except Exception:\n" +
" a = 10\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(10)));
}
public async Task RaiseFromClass()
{
var context = await runProgram(
"a = False\n" +
"try:\n" +
" raise Exception\n" +
"except Exception:\n" +
" a = True\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var a = (bool)variables.Get("a");
Assert.That(a, Is.True);
}
public async Task SubclassBasic()
{
/*
* 2 0 LOAD_BUILD_CLASS
* 2 LOAD_CONST 1 (<code object Foo at 0x000001DBDF5511E0, file "<stdin>", line 2>)
* 4 LOAD_CONST 2 ('Foo')
* 6 MAKE_FUNCTION 0
* 8 LOAD_CONST 2 ('Foo')
* 10 CALL_FUNCTION 2
* 12 STORE_FAST 0 (Foo)
*
* 5 14 LOAD_BUILD_CLASS
* 16 LOAD_CONST 3 (<code object Bar at 0x000001DBDF568390, file "<stdin>", line 5>)
* 18 LOAD_CONST 4 ('Bar')
* 20 MAKE_FUNCTION 0
* 22 LOAD_CONST 4 ('Bar')
* 24 LOAD_FAST 0 (Foo)
* 26 CALL_FUNCTION 3
* 28 STORE_FAST 1 (Bar)
*
* 8 30 LOAD_FAST 1 (Bar)
* 32 CALL_FUNCTION 0
* 34 STORE_FAST 2 (bar)
*
* 9 36 LOAD_FAST 2 (bar)
* 38 LOAD_ATTR 0 (change_a)
* 40 LOAD_CONST 5 (1)
* 42 CALL_FUNCTION 1
* 44 POP_TOP
* 46 LOAD_CONST 0 (None)
* 48 RETURN_VALUE
*/
var context = await runProgram("class Foo:\n" +
" def __init__(self):\n" +
" self.a = 1\n" +
"\n" +
"class Bar(Foo):\n" +
" def change_a(self, new_a):\n" +
" self.a = self.a + new_a\n" +
"\n" +
"bar = Bar()\n" +
"bar.change_a(1)\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var bar = (PyObject)variables.Get("bar");
Assert.That(bar.__dict__["a"], Is.EqualTo(PyInteger.Create(2)));
}
public async Task AccessClassMember()
{
var context = await runProgram("class Foo:\n" +
" def __init__(self):\n" +
" self.a = 1\n" +
"\n" +
"bar = Foo()\n" +
"b = bar.a\n" +
"bar.a = 2\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var bar = (PyObject)variables.Get("bar");
Assert.That(bar.__dict__["a"], Is.EqualTo(PyInteger.Create(2)));
}
public void TryExceptElse()
{
var interpreter = runProgram(
"a = 0\n" +
"try:\n" +
" a = 1\n" +
"except Exception as e:\n" +
" a = a + 10\n" +
"else:\n" +
" a = a + 100\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(101)));
}
public void TryExceptAliasUseValue()
{
var interpreter = runProgram(
"class MeowException(Exception):\n" +
" def __init__(self, number):\n" +
" self.number = number\n" +
"a = 0\n" +
"try:\n" +
" raise MeowException(1)\n" +
"except MeowException as e:\n" +
" a = e.number\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(1)));
}
public async Task TryExceptElse()
{
var context = await runProgram(
"a = 0\n" +
"try:\n" +
" a = 1\n" +
"except Exception as e:\n" +
" a = a + 10\n" +
"else:\n" +
" a = a + 100\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(101)));
AssertNoDotNetExceptions();
}
public async Task TryUnhandledFinally()
{
FrameContext runContext = await runProgram(
"a = 0\n" +
"try:\n" +
" raise Exception('Hello, World!')\n" +
"finally:\n" +
" a = 1\n", new Dictionary <string, object>(), 1, false);
Assert.NotNull(runContext.CurrentException);
Assert.That(runContext.CurrentException.__dict__["message"], Is.EqualTo("Hello, World!"));
var variables = new VariableMultimap(runContext);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(1)));
}
public void SubclassSuperconstructor()
{
var interpreter = runProgram("class Foo:\n" +
" def __init__(self):\n" +
" self.a = 1\n" +
"\n" +
"class Bar(Foo):\n" +
" def __init__(self):\n" +
" super().__init__()\n" +
" self.b = 2\n" +
"\n" +
"bar = Bar()\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(interpreter);
var bar = (PyObject)variables.Get("bar");
Assert.That(bar.__dict__["a"], Is.EqualTo(PyInteger.Create(1)));
Assert.That(bar.__dict__["b"], Is.EqualTo(PyInteger.Create(2)));
}
public void TryUnhandledFinally()
{
FrameContext runContext = null;
Assert.Throws <EscapedPyException>(
() => {
runProgram(
"a = 0\n" +
"try:\n" +
" raise Exception('Hello, World!')\n" +
"finally:\n" +
" a = 1\n", new Dictionary <string, object>(), 1, out runContext);
}, "Hello, World!");
var variables = new VariableMultimap(runContext);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(1)));
}
public async Task TryExceptTwoExceptions()
{
var context = await runProgram(
"class MeowException(Exception):\n" +
" def __init__(self, number):\n" +
" self.number = number\n" +
"a = 0\n" +
"try:\n" +
" raise MeowException(1)\n" +
"except Exception as ignored:\n" +
" a = -1\n" +
"except MeowException as e:\n" +
" a = e.number\n", new Dictionary <string, object>(), 1);
var variables = new VariableMultimap(context);
var a = (PyInteger)variables.Get("a");
Assert.That(a, Is.EqualTo(PyInteger.Create(1)));
}