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#include "py_variant.h"
#include "ut3/py_test_engine.h"
#include <library/cpp/testing/unittest/registar.h>
using namespace NPython;
Y_UNIT_TEST_SUITE(TPyVariantTest) {
Y_UNIT_TEST(FromPyWithIndex) {
TPythonTestEngine engine;
engine.ToMiniKQL<NUdf::TVariant<float, ui32, char*>>(
"def Test():\n"
" return (2, 'hello')\n",
[](const NUdf::TUnboxedValuePod& value) {
UNIT_ASSERT(value);
UNIT_ASSERT_EQUAL(value.GetVariantIndex(), 2);
auto item = value.GetVariantItem();
UNIT_ASSERT_STRINGS_EQUAL(item.AsStringRef(), "hello");
});
}
Y_UNIT_TEST(FromPyWithName) {
TPythonTestEngine engine;
ui32 ageIdx = 0, nameIdx = 0;
NUdf::TType* personType = engine.GetTypeBuilder().Struct()->
AddField<ui32>("age", &ageIdx)
.AddField<char*>("name", &nameIdx)
.Build();
NUdf::TType* variantType = engine.GetTypeBuilder()
.Variant()->Over(personType).Build();
engine.ToMiniKQL(
variantType,
"def Test():\n"
" return ('age', 99)\n",
[ageIdx](const NUdf::TUnboxedValuePod& value) {
UNIT_ASSERT(value);
UNIT_ASSERT_EQUAL(value.GetVariantIndex(), ageIdx);
auto item = value.GetVariantItem();
UNIT_ASSERT_EQUAL(item.Get<ui32>(), 99);
});
engine.ToMiniKQL(
variantType,
"def Test():\n"
" return ('name', 'Jamel')\n",
[nameIdx](const NUdf::TUnboxedValuePod& value) {
UNIT_ASSERT(value);
UNIT_ASSERT_EQUAL(value.GetVariantIndex(), nameIdx);
auto item = value.GetVariantItem();
UNIT_ASSERT_STRINGS_EQUAL(item.AsStringRef(), "Jamel");
});
}
Y_UNIT_TEST(ToPyWithIndex) {
TPythonTestEngine engine;
engine.ToPython<NUdf::TVariant<float, ui32, char*>>(
[](const TType* /*type*/, const NUdf::IValueBuilder& vb) {
return vb.NewVariant(1, NUdf::TUnboxedValuePod((ui32) 42));
},
"def Test(value):\n"
" assert isinstance(value, tuple)\n"
" assert value == (1, 42)\n");
}
Y_UNIT_TEST(ToPyWithName) {
TPythonTestEngine engine;
ui32 ageIdx = 0, nameIdx = 0;
NUdf::TType* personType = engine.GetTypeBuilder().Struct()->
AddField<ui32>("age", &ageIdx)
.AddField<NUdf::TUtf8>("name", &nameIdx)
.Build();
NUdf::TType* variantType = engine.GetTypeBuilder()
.Variant()->Over(personType).Build();
engine.ToPython(
variantType,
[ageIdx](const TType* /*type*/, const NUdf::IValueBuilder& vb) {
return vb.NewVariant(ageIdx, NUdf::TUnboxedValuePod((ui32) 99));
},
"def Test(value):\n"
" assert isinstance(value, tuple)\n"
" assert value == ('age', 99)\n"
);
engine.ToPython(
variantType,
[nameIdx](const TType* /*type*/, const NUdf::IValueBuilder& vb) {
return vb.NewVariant(nameIdx, vb.NewString("Jamel"));
},
"def Test(value):\n"
" assert isinstance(value, tuple)\n"
" assert value == ('name', 'Jamel')\n"
);
}
}
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