xref: /llvm-project/lldb/unittests/ScriptInterpreter/Python/PythonDataObjectsTests.cpp (revision 5a72c02be9a7a5ac5671f079997ec58a71b661ba)
1 //===-- PythonDataObjectsTests.cpp ------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "gtest/gtest.h"
11 
12 #include "lldb/Host/File.h"
13 #include "lldb/Host/FileSystem.h"
14 #include "lldb/Host/HostInfo.h"
15 #include "Plugins/ScriptInterpreter/Python/lldb-python.h"
16 #include "Plugins/ScriptInterpreter/Python/PythonDataObjects.h"
17 #include "Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.h"
18 
19 #include "PythonTestSuite.h"
20 
21 using namespace lldb_private;
22 
23 class PythonDataObjectsTest : public PythonTestSuite
24 {
25   public:
26     void
27     SetUp() override
28     {
29         PythonTestSuite::SetUp();
30 
31         PythonString sys_module("sys");
32         m_sys_module.Reset(PyRefType::Owned, PyImport_Import(sys_module.get()));
33         m_main_module = PythonModule::MainModule();
34         m_builtins_module = PythonModule::BuiltinsModule();
35     }
36 
37     void
38     TearDown() override
39     {
40         m_sys_module.Reset();
41         m_main_module.Reset();
42         m_builtins_module.Reset();
43 
44         PythonTestSuite::TearDown();
45     }
46 
47   protected:
48     PythonModule m_sys_module;
49     PythonModule m_main_module;
50     PythonModule m_builtins_module;
51 };
52 
53 TEST_F(PythonDataObjectsTest, TestOwnedReferences)
54 {
55     // After creating a new object, the refcount should be >= 1
56     PyObject *obj = PyLong_FromLong(3);
57     Py_ssize_t original_refcnt = obj->ob_refcnt;
58     EXPECT_LE(1, original_refcnt);
59 
60     // If we take an owned reference, the refcount should be the same
61     PythonObject owned_long(PyRefType::Owned, obj);
62     EXPECT_EQ(original_refcnt, owned_long.get()->ob_refcnt);
63 
64     // Take another reference and verify that the refcount increases by 1
65     PythonObject strong_ref(owned_long);
66     EXPECT_EQ(original_refcnt + 1, strong_ref.get()->ob_refcnt);
67 
68     // If we reset the first one, the refcount should be the original value.
69     owned_long.Reset();
70     EXPECT_EQ(original_refcnt, strong_ref.get()->ob_refcnt);
71 }
72 
73 TEST_F(PythonDataObjectsTest, TestResetting)
74 {
75     PythonDictionary dict(PyInitialValue::Empty);
76 
77     PyObject *new_dict = PyDict_New();
78     dict.Reset(PyRefType::Owned, new_dict);
79     EXPECT_EQ(new_dict, dict.get());
80 
81     dict.Reset(PyRefType::Owned, nullptr);
82     EXPECT_EQ(nullptr, dict.get());
83 
84     dict.Reset(PyRefType::Owned, PyDict_New());
85     EXPECT_NE(nullptr, dict.get());
86     dict.Reset();
87     EXPECT_EQ(nullptr, dict.get());
88 }
89 
90 TEST_F(PythonDataObjectsTest, TestBorrowedReferences)
91 {
92     PythonInteger long_value(PyRefType::Owned, PyLong_FromLong(3));
93     Py_ssize_t original_refcnt = long_value.get()->ob_refcnt;
94     EXPECT_LE(1, original_refcnt);
95 
96     PythonInteger borrowed_long(PyRefType::Borrowed, long_value.get());
97     EXPECT_EQ(original_refcnt + 1, borrowed_long.get()->ob_refcnt);
98 }
99 
100 TEST_F(PythonDataObjectsTest, TestGlobalNameResolutionNoDot)
101 {
102     PythonObject sys_module = m_main_module.ResolveName("sys");
103     EXPECT_EQ(m_sys_module.get(), sys_module.get());
104     EXPECT_TRUE(sys_module.IsAllocated());
105     EXPECT_TRUE(PythonModule::Check(sys_module.get()));
106 }
107 
108 TEST_F(PythonDataObjectsTest, TestModuleNameResolutionNoDot)
109 {
110     PythonObject sys_path = m_sys_module.ResolveName("path");
111     PythonObject sys_version_info = m_sys_module.ResolveName("version_info");
112     EXPECT_TRUE(sys_path.IsAllocated());
113     EXPECT_TRUE(sys_version_info.IsAllocated());
114 
115     EXPECT_TRUE(PythonList::Check(sys_path.get()));
116 }
117 
118 TEST_F(PythonDataObjectsTest, TestTypeNameResolutionNoDot)
119 {
120     PythonObject sys_version_info = m_sys_module.ResolveName("version_info");
121 
122     PythonObject version_info_type(PyRefType::Owned, PyObject_Type(sys_version_info.get()));
123     EXPECT_TRUE(version_info_type.IsAllocated());
124     PythonObject major_version_field = version_info_type.ResolveName("major");
125     EXPECT_TRUE(major_version_field.IsAllocated());
126 }
127 
128 TEST_F(PythonDataObjectsTest, TestInstanceNameResolutionNoDot)
129 {
130     PythonObject sys_version_info = m_sys_module.ResolveName("version_info");
131     PythonObject major_version_field = sys_version_info.ResolveName("major");
132     PythonObject minor_version_field = sys_version_info.ResolveName("minor");
133 
134     EXPECT_TRUE(major_version_field.IsAllocated());
135     EXPECT_TRUE(minor_version_field.IsAllocated());
136 
137     PythonInteger major_version_value = major_version_field.AsType<PythonInteger>();
138     PythonInteger minor_version_value = minor_version_field.AsType<PythonInteger>();
139 
140     EXPECT_EQ(PY_MAJOR_VERSION, major_version_value.GetInteger());
141     EXPECT_EQ(PY_MINOR_VERSION, minor_version_value.GetInteger());
142 }
143 
144 TEST_F(PythonDataObjectsTest, TestGlobalNameResolutionWithDot)
145 {
146     PythonObject sys_path = m_main_module.ResolveName("sys.path");
147     EXPECT_TRUE(sys_path.IsAllocated());
148     EXPECT_TRUE(PythonList::Check(sys_path.get()));
149 
150     PythonInteger version_major = m_main_module.ResolveName(
151         "sys.version_info.major").AsType<PythonInteger>();
152     PythonInteger version_minor = m_main_module.ResolveName(
153         "sys.version_info.minor").AsType<PythonInteger>();
154     EXPECT_TRUE(version_major.IsAllocated());
155     EXPECT_TRUE(version_minor.IsAllocated());
156     EXPECT_EQ(PY_MAJOR_VERSION, version_major.GetInteger());
157     EXPECT_EQ(PY_MINOR_VERSION, version_minor.GetInteger());
158 }
159 
160 TEST_F(PythonDataObjectsTest, TestDictionaryResolutionWithDot)
161 {
162     // Make up a custom dictionary with "sys" pointing to the `sys` module.
163     PythonDictionary dict(PyInitialValue::Empty);
164     dict.SetItemForKey(PythonString("sys"), m_sys_module);
165 
166     // Now use that dictionary to resolve `sys.version_info.major`
167     PythonInteger version_major = PythonObject::ResolveNameWithDictionary(
168         "sys.version_info.major", dict).AsType<PythonInteger>();
169     PythonInteger version_minor = PythonObject::ResolveNameWithDictionary(
170         "sys.version_info.minor", dict).AsType<PythonInteger>();
171     EXPECT_EQ(PY_MAJOR_VERSION, version_major.GetInteger());
172     EXPECT_EQ(PY_MINOR_VERSION, version_minor.GetInteger());
173 }
174 
175 TEST_F(PythonDataObjectsTest, TestPythonInteger)
176 {
177 // Test that integers behave correctly when wrapped by a PythonInteger.
178 
179 #if PY_MAJOR_VERSION < 3
180     // Verify that `PythonInt` works correctly when given a PyInt object.
181     // Note that PyInt doesn't exist in Python 3.x, so this is only for 2.x
182     PyObject *py_int = PyInt_FromLong(12);
183     EXPECT_TRUE(PythonInteger::Check(py_int));
184     PythonInteger python_int(PyRefType::Owned, py_int);
185 
186     EXPECT_EQ(PyObjectType::Integer, python_int.GetObjectType());
187     EXPECT_EQ(12, python_int.GetInteger());
188 #endif
189 
190     // Verify that `PythonInteger` works correctly when given a PyLong object.
191     PyObject *py_long = PyLong_FromLong(12);
192     EXPECT_TRUE(PythonInteger::Check(py_long));
193     PythonInteger python_long(PyRefType::Owned, py_long);
194     EXPECT_EQ(PyObjectType::Integer, python_long.GetObjectType());
195 
196     // Verify that you can reset the value and that it is reflected properly.
197     python_long.SetInteger(40);
198     EXPECT_EQ(40, python_long.GetInteger());
199 
200     // Test that creating a `PythonInteger` object works correctly with the
201     // int constructor.
202     PythonInteger constructed_int(7);
203     EXPECT_EQ(7, constructed_int.GetInteger());
204 }
205 
206 TEST_F(PythonDataObjectsTest, TestPythonBytes)
207 {
208     static const char *test_bytes = "PythonDataObjectsTest::TestPythonBytes";
209     PyObject *py_bytes = PyBytes_FromString(test_bytes);
210     EXPECT_TRUE(PythonBytes::Check(py_bytes));
211     PythonBytes python_bytes(PyRefType::Owned, py_bytes);
212     EXPECT_EQ(PyObjectType::Bytes, python_bytes.GetObjectType());
213 
214 #if PY_MAJOR_VERSION < 3
215     EXPECT_TRUE(PythonString::Check(py_bytes));
216     EXPECT_EQ(PyObjectType::String, python_bytes.GetObjectType());
217 #else
218     EXPECT_FALSE(PythonString::Check(py_bytes));
219     EXPECT_NE(PyObjectType::String, python_bytes.GetObjectType());
220 #endif
221 
222     llvm::ArrayRef<uint8_t> bytes = python_bytes.GetBytes();
223     EXPECT_EQ(bytes.size(), strlen(test_bytes));
224     EXPECT_EQ(0, ::memcmp(bytes.data(), test_bytes, bytes.size()));
225 }
226 
227 TEST_F(PythonDataObjectsTest, TestPythonString)
228 {
229     // Test that strings behave correctly when wrapped by a PythonString.
230 
231     static const char *test_string = "PythonDataObjectsTest::TestPythonString1";
232     static const char *test_string2 = "PythonDataObjectsTest::TestPythonString2";
233     static const char *test_string3 = "PythonDataObjectsTest::TestPythonString3";
234 
235 #if PY_MAJOR_VERSION < 3
236     // Verify that `PythonString` works correctly when given a PyString object.
237     // Note that PyString doesn't exist in Python 3.x, so this is only for 2.x
238     PyObject *py_string = PyString_FromString(test_string);
239     EXPECT_TRUE(PythonString::Check(py_string));
240     PythonString python_string(PyRefType::Owned, py_string);
241 
242     EXPECT_EQ(PyObjectType::String, python_string.GetObjectType());
243     EXPECT_STREQ(test_string, python_string.GetString().data());
244 #else
245     // Verify that `PythonString` works correctly when given a PyUnicode object.
246     PyObject *py_unicode = PyUnicode_FromString(test_string);
247     EXPECT_TRUE(PythonString::Check(py_unicode));
248     PythonString python_unicode(PyRefType::Owned, py_unicode);
249     EXPECT_EQ(PyObjectType::String, python_unicode.GetObjectType());
250     EXPECT_STREQ(test_string, python_unicode.GetString().data());
251 #endif
252 
253     // Test that creating a `PythonString` object works correctly with the
254     // string constructor
255     PythonString constructed_string(test_string3);
256     EXPECT_STREQ(test_string3, constructed_string.GetString().str().c_str());
257 }
258 
259 TEST_F(PythonDataObjectsTest, TestPythonStringToStr)
260 {
261     const char *c_str = "PythonDataObjectsTest::TestPythonStringToStr";
262 
263     PythonString str(c_str);
264     EXPECT_STREQ(c_str, str.GetString().str().c_str());
265 
266     PythonString str_str = str.Str();
267     EXPECT_STREQ(c_str, str_str.GetString().str().c_str());
268 }
269 
270 TEST_F(PythonDataObjectsTest, TestPythonIntegerToStr)
271 {
272 }
273 
274 TEST_F(PythonDataObjectsTest, TestPythonIntegerToStructuredInteger)
275 {
276     PythonInteger integer(7);
277     auto int_sp = integer.CreateStructuredInteger();
278     EXPECT_EQ(7, int_sp->GetValue());
279 }
280 
281 TEST_F(PythonDataObjectsTest, TestPythonStringToStructuredString)
282 {
283     static const char *test_string = "PythonDataObjectsTest::TestPythonStringToStructuredString";
284     PythonString constructed_string(test_string);
285     auto string_sp = constructed_string.CreateStructuredString();
286     EXPECT_STREQ(test_string, string_sp->GetStringValue().c_str());
287 }
288 
289 TEST_F(PythonDataObjectsTest, TestPythonListValueEquality)
290 {
291     // Test that a list which is built through the native
292     // Python API behaves correctly when wrapped by a PythonList.
293     static const int list_size = 2;
294     static const long long_value0 = 5;
295     static const char *const string_value1 = "String Index 1";
296 
297     PyObject *py_list = PyList_New(2);
298     EXPECT_TRUE(PythonList::Check(py_list));
299     PythonList list(PyRefType::Owned, py_list);
300 
301     PythonObject list_items[list_size];
302     list_items[0].Reset(PythonInteger(long_value0));
303     list_items[1].Reset(PythonString(string_value1));
304 
305     for (int i = 0; i < list_size; ++i)
306         list.SetItemAtIndex(i, list_items[i]);
307 
308     EXPECT_EQ(list_size, list.GetSize());
309     EXPECT_EQ(PyObjectType::List, list.GetObjectType());
310 
311     // Verify that the values match
312     PythonObject chk_value1 = list.GetItemAtIndex(0);
313     PythonObject chk_value2 = list.GetItemAtIndex(1);
314     EXPECT_TRUE(PythonInteger::Check(chk_value1.get()));
315     EXPECT_TRUE(PythonString::Check(chk_value2.get()));
316 
317     PythonInteger chk_int(PyRefType::Borrowed, chk_value1.get());
318     PythonString chk_str(PyRefType::Borrowed, chk_value2.get());
319 
320     EXPECT_EQ(long_value0, chk_int.GetInteger());
321     EXPECT_STREQ(string_value1, chk_str.GetString().str().c_str());
322 }
323 
324 TEST_F(PythonDataObjectsTest, TestPythonListManipulation)
325 {
326     // Test that manipulation of a PythonList behaves correctly when
327     // wrapped by a PythonDictionary.
328 
329     static const long long_value0 = 5;
330     static const char *const string_value1 = "String Index 1";
331 
332     PythonList list(PyInitialValue::Empty);
333     PythonInteger integer(long_value0);
334     PythonString string(string_value1);
335 
336     list.AppendItem(integer);
337     list.AppendItem(string);
338     EXPECT_EQ(2, list.GetSize());
339 
340     // Verify that the values match
341     PythonObject chk_value1 = list.GetItemAtIndex(0);
342     PythonObject chk_value2 = list.GetItemAtIndex(1);
343     EXPECT_TRUE(PythonInteger::Check(chk_value1.get()));
344     EXPECT_TRUE(PythonString::Check(chk_value2.get()));
345 
346     PythonInteger chk_int(PyRefType::Borrowed, chk_value1.get());
347     PythonString chk_str(PyRefType::Borrowed, chk_value2.get());
348 
349     EXPECT_EQ(long_value0, chk_int.GetInteger());
350     EXPECT_STREQ(string_value1, chk_str.GetString().str().c_str());
351 }
352 
353 TEST_F(PythonDataObjectsTest, TestPythonListToStructuredList)
354 {
355     static const long long_value0 = 5;
356     static const char *const string_value1 = "String Index 1";
357 
358     PythonList list(PyInitialValue::Empty);
359     list.AppendItem(PythonInteger(long_value0));
360     list.AppendItem(PythonString(string_value1));
361 
362     auto array_sp = list.CreateStructuredArray();
363     EXPECT_EQ(StructuredData::Type::eTypeInteger, array_sp->GetItemAtIndex(0)->GetType());
364     EXPECT_EQ(StructuredData::Type::eTypeString, array_sp->GetItemAtIndex(1)->GetType());
365 
366     auto int_sp = array_sp->GetItemAtIndex(0)->GetAsInteger();
367     auto string_sp = array_sp->GetItemAtIndex(1)->GetAsString();
368 
369     EXPECT_EQ(long_value0, int_sp->GetValue());
370     EXPECT_STREQ(string_value1, string_sp->GetValue().c_str());
371 }
372 
373 TEST_F(PythonDataObjectsTest, TestPythonTupleSize)
374 {
375     PythonTuple tuple(PyInitialValue::Empty);
376     EXPECT_EQ(0, tuple.GetSize());
377 
378     tuple = PythonTuple(3);
379     EXPECT_EQ(3, tuple.GetSize());
380 }
381 
382 TEST_F(PythonDataObjectsTest, TestPythonTupleValues)
383 {
384     PythonTuple tuple(3);
385 
386     PythonInteger int_value(1);
387     PythonString string_value("Test");
388     PythonObject none_value(PyRefType::Borrowed, Py_None);
389 
390     tuple.SetItemAtIndex(0, int_value);
391     tuple.SetItemAtIndex(1, string_value);
392     tuple.SetItemAtIndex(2, none_value);
393 
394     EXPECT_EQ(tuple.GetItemAtIndex(0).get(), int_value.get());
395     EXPECT_EQ(tuple.GetItemAtIndex(1).get(), string_value.get());
396     EXPECT_EQ(tuple.GetItemAtIndex(2).get(), none_value.get());
397 }
398 
399 TEST_F(PythonDataObjectsTest, TestPythonTupleInitializerList)
400 {
401     PythonInteger int_value(1);
402     PythonString string_value("Test");
403     PythonObject none_value(PyRefType::Borrowed, Py_None);
404     PythonTuple tuple{ int_value, string_value, none_value };
405     EXPECT_EQ(3, tuple.GetSize());
406 
407     EXPECT_EQ(tuple.GetItemAtIndex(0).get(), int_value.get());
408     EXPECT_EQ(tuple.GetItemAtIndex(1).get(), string_value.get());
409     EXPECT_EQ(tuple.GetItemAtIndex(2).get(), none_value.get());
410 }
411 
412 TEST_F(PythonDataObjectsTest, TestPythonTupleInitializerList2)
413 {
414     PythonInteger int_value(1);
415     PythonString string_value("Test");
416     PythonObject none_value(PyRefType::Borrowed, Py_None);
417 
418     PythonTuple tuple{ int_value.get(), string_value.get(), none_value.get() };
419     EXPECT_EQ(3, tuple.GetSize());
420 
421     EXPECT_EQ(tuple.GetItemAtIndex(0).get(), int_value.get());
422     EXPECT_EQ(tuple.GetItemAtIndex(1).get(), string_value.get());
423     EXPECT_EQ(tuple.GetItemAtIndex(2).get(), none_value.get());
424 }
425 
426 TEST_F(PythonDataObjectsTest, TestPythonTupleToStructuredList)
427 {
428     PythonInteger int_value(1);
429     PythonString string_value("Test");
430 
431     PythonTuple tuple{ int_value.get(), string_value.get() };
432 
433     auto array_sp = tuple.CreateStructuredArray();
434     EXPECT_EQ(tuple.GetSize(), array_sp->GetSize());
435     EXPECT_EQ(StructuredData::Type::eTypeInteger, array_sp->GetItemAtIndex(0)->GetType());
436     EXPECT_EQ(StructuredData::Type::eTypeString, array_sp->GetItemAtIndex(1)->GetType());
437 }
438 
439 TEST_F(PythonDataObjectsTest, TestPythonDictionaryValueEquality)
440 {
441     // Test that a dictionary which is built through the native
442     // Python API behaves correctly when wrapped by a PythonDictionary.
443     static const int dict_entries = 2;
444     const char *key_0 = "Key 0";
445     int key_1 = 1;
446     const int value_0 = 0;
447     const char *value_1 = "Value 1";
448 
449     PythonObject py_keys[dict_entries];
450     PythonObject py_values[dict_entries];
451 
452     py_keys[0].Reset(PythonString(key_0));
453     py_keys[1].Reset(PythonInteger(key_1));
454     py_values[0].Reset(PythonInteger(value_0));
455     py_values[1].Reset(PythonString(value_1));
456 
457     PyObject *py_dict = PyDict_New();
458     EXPECT_TRUE(PythonDictionary::Check(py_dict));
459     PythonDictionary dict(PyRefType::Owned, py_dict);
460 
461     for (int i = 0; i < dict_entries; ++i)
462         PyDict_SetItem(py_dict, py_keys[i].get(), py_values[i].get());
463     EXPECT_EQ(dict.GetSize(), dict_entries);
464     EXPECT_EQ(PyObjectType::Dictionary, dict.GetObjectType());
465 
466     // Verify that the values match
467     PythonObject chk_value1 = dict.GetItemForKey(py_keys[0]);
468     PythonObject chk_value2 = dict.GetItemForKey(py_keys[1]);
469     EXPECT_TRUE(PythonInteger::Check(chk_value1.get()));
470     EXPECT_TRUE(PythonString::Check(chk_value2.get()));
471 
472     PythonInteger chk_int(PyRefType::Borrowed, chk_value1.get());
473     PythonString chk_str(PyRefType::Borrowed, chk_value2.get());
474 
475     EXPECT_EQ(value_0, chk_int.GetInteger());
476     EXPECT_STREQ(value_1, chk_str.GetString().str().c_str());
477 }
478 
479 TEST_F(PythonDataObjectsTest, TestPythonDictionaryManipulation)
480 {
481     // Test that manipulation of a dictionary behaves correctly when wrapped
482     // by a PythonDictionary.
483     static const int dict_entries = 2;
484 
485     const char *const key_0 = "Key 0";
486     const char *const key_1 = "Key 1";
487     const long value_0 = 1;
488     const char *const value_1 = "Value 1";
489 
490     PythonString keys[dict_entries];
491     PythonObject values[dict_entries];
492 
493     keys[0].Reset(PythonString(key_0));
494     keys[1].Reset(PythonString(key_1));
495     values[0].Reset(PythonInteger(value_0));
496     values[1].Reset(PythonString(value_1));
497 
498     PythonDictionary dict(PyInitialValue::Empty);
499     for (int i = 0; i < 2; ++i)
500         dict.SetItemForKey(keys[i], values[i]);
501 
502     EXPECT_EQ(dict_entries, dict.GetSize());
503 
504     // Verify that the keys and values match
505     PythonObject chk_value1 = dict.GetItemForKey(keys[0]);
506     PythonObject chk_value2 = dict.GetItemForKey(keys[1]);
507     EXPECT_TRUE(PythonInteger::Check(chk_value1.get()));
508     EXPECT_TRUE(PythonString::Check(chk_value2.get()));
509 
510     PythonInteger chk_int(PyRefType::Borrowed, chk_value1.get());
511     PythonString chk_str(PyRefType::Borrowed, chk_value2.get());
512 
513     EXPECT_EQ(value_0, chk_int.GetInteger());
514     EXPECT_STREQ(value_1, chk_str.GetString().str().c_str());
515 }
516 
517 TEST_F(PythonDataObjectsTest, TestPythonDictionaryToStructuredDictionary)
518 {
519     static const char *const string_key0 = "String Key 0";
520     static const char *const string_key1 = "String Key 1";
521 
522     static const char *const string_value0 = "String Value 0";
523     static const long int_value1 = 7;
524 
525     PythonDictionary dict(PyInitialValue::Empty);
526     dict.SetItemForKey(PythonString(string_key0), PythonString(string_value0));
527     dict.SetItemForKey(PythonString(string_key1), PythonInteger(int_value1));
528 
529     auto dict_sp = dict.CreateStructuredDictionary();
530     EXPECT_EQ(2, dict_sp->GetSize());
531 
532     EXPECT_TRUE(dict_sp->HasKey(string_key0));
533     EXPECT_TRUE(dict_sp->HasKey(string_key1));
534 
535     auto string_sp = dict_sp->GetValueForKey(string_key0)->GetAsString();
536     auto int_sp = dict_sp->GetValueForKey(string_key1)->GetAsInteger();
537 
538     EXPECT_STREQ(string_value0, string_sp->GetValue().c_str());
539     EXPECT_EQ(int_value1, int_sp->GetValue());
540 }
541 
542 TEST_F(PythonDataObjectsTest, TestPythonCallableCheck)
543 {
544     PythonObject sys_exc_info = m_sys_module.ResolveName("exc_info");
545     PythonObject none(PyRefType::Borrowed, Py_None);
546 
547     EXPECT_TRUE(PythonCallable::Check(sys_exc_info.get()));
548     EXPECT_FALSE(PythonCallable::Check(none.get()));
549 }
550 
551 TEST_F(PythonDataObjectsTest, TestPythonCallableInvoke)
552 {
553     auto list = m_builtins_module.ResolveName("list").AsType<PythonCallable>();
554     PythonInteger one(1);
555     PythonString two("two");
556     PythonTuple three = { one, two };
557 
558     PythonTuple tuple_to_convert = { one, two, three };
559     PythonObject result = list({ tuple_to_convert });
560 
561     EXPECT_TRUE(PythonList::Check(result.get()));
562     auto list_result = result.AsType<PythonList>();
563     EXPECT_EQ(3, list_result.GetSize());
564     EXPECT_EQ(one.get(), list_result.GetItemAtIndex(0).get());
565     EXPECT_EQ(two.get(), list_result.GetItemAtIndex(1).get());
566     EXPECT_EQ(three.get(), list_result.GetItemAtIndex(2).get());
567 }
568 
569 TEST_F(PythonDataObjectsTest, TestPythonFile)
570 {
571     File file(FileSystem::DEV_NULL, File::eOpenOptionRead);
572     PythonFile py_file(file, "r");
573     EXPECT_TRUE(PythonFile::Check(py_file.get()));
574 }
575 
576 TEST_F(PythonDataObjectsTest, TestObjectAttributes)
577 {
578     PythonInteger py_int(42);
579     EXPECT_TRUE(py_int.HasAttribute("numerator"));
580     EXPECT_FALSE(py_int.HasAttribute("this_should_not_exist"));
581 
582     PythonInteger numerator_attr = py_int.GetAttributeValue("numerator").AsType<PythonInteger>();
583     EXPECT_TRUE(numerator_attr.IsAllocated());
584     EXPECT_EQ(42, numerator_attr.GetInteger());
585 }