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#include "py_test_engine.h"
#include <library/cpp/testing/unittest/registar.h>
using namespace NPython;
Y_UNIT_TEST_SUITE(FromPyNone) {
Y_UNIT_TEST(FromPyNone) {
TPythonTestEngine engine;
engine.ToMiniKQL<NUdf::TOptional<ui32>>(
"def Test(): return None",
[](const NUdf::TUnboxedValuePod& value) {
UNIT_ASSERT(!value);
});
}
Y_UNIT_TEST(FromPyObject) {
TPythonTestEngine engine;
engine.ToMiniKQL<NUdf::TOptional<ui32>>(
"def Test(): return 42",
[](const NUdf::TUnboxedValuePod& value) {
UNIT_ASSERT(value);
UNIT_ASSERT_EQUAL(value.Get<ui32>(), 42);
});
}
Y_UNIT_TEST(ToPyNone) {
TPythonTestEngine engine;
engine.ToPython<NUdf::TOptional<char*>>(
[](const TType* type, const NUdf::IValueBuilder& vb) {
Y_UNUSED(type); Y_UNUSED(vb);
return NUdf::TUnboxedValuePod();
},
"def Test(value):\n"
" assert value == None\n");
}
Y_UNIT_TEST(ToPyFilledOptional) {
TPythonTestEngine engine;
engine.ToPython<NUdf::TOptional<NUdf::TTuple<NUdf::TUtf8, bool>>>(
[](const TType* type, const NUdf::IValueBuilder& vb) {
const TOptionalType* optType =
static_cast<const TOptionalType*>(type);
NUdf::TUnboxedValue* items = nullptr;
auto tuple = vb.NewArray(static_cast<const TTupleType*>(optType->GetItemType())->GetElementsCount(), items);
items[0] = vb.NewString("test string");
items[1] = NUdf::TUnboxedValuePod(false);
return NUdf::TUnboxedValue(tuple);
},
"def Test(value):\n"
" assert isinstance(value, tuple)\n"
" assert len(value) == 2\n"
" assert value == ('test string', False)\n");
}
}
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