Move yql/udfs/common/ to /yql/essentials YQL-19206

Except the following directories:

* clickhouse/client
* datetime
* knn
* roaring
commit_hash:c7da95636144d28db109d6b17ddc762e9bacb59f

1 files changed, 56 insertions, 0 deletions

diff --git a/yql/essentials/udfs/common/python/bindings/py_optional_ut.cpp b/yql/essentials/udfs/common/python/bindings/py_optional_ut.cpp
new file mode 100644
index 0000000000..d13ea65da6
--- /dev/null
+++ b/yql/essentials/udfs/common/python/bindings/py_optional_ut.cpp
@@ -0,0 +1,56 @@
+#include "ut3/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");
+    }
+}