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//===-- PythonExceptionStateTest.cpp ------------------------------*- C++
//-*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "gtest/gtest.h"
#include "Plugins/ScriptInterpreter/Python/PythonDataObjects.h"
#include "Plugins/ScriptInterpreter/Python/PythonExceptionState.h"
#include "Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.h"
#include "Plugins/ScriptInterpreter/Python/lldb-python.h"
#include "PythonTestSuite.h"
using namespace lldb_private;
class PythonExceptionStateTest : public PythonTestSuite {
public:
protected:
void RaiseException() {
PyErr_SetString(PyExc_RuntimeError, "PythonExceptionStateTest test error");
}
};
TEST_F(PythonExceptionStateTest, TestExceptionStateChecking) {
PyErr_Clear();
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
RaiseException();
EXPECT_TRUE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
}
TEST_F(PythonExceptionStateTest, TestAcquisitionSemantics) {
PyErr_Clear();
PythonExceptionState no_error(false);
EXPECT_FALSE(no_error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
RaiseException();
PythonExceptionState error(false);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
error.Discard();
PyErr_Clear();
RaiseException();
error.Acquire(false);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
}
TEST_F(PythonExceptionStateTest, TestDiscardSemantics) {
PyErr_Clear();
// Test that discarding an exception does not restore the exception
// state even when auto-restore==true is set
RaiseException();
PythonExceptionState error(true);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
error.Discard();
EXPECT_FALSE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
}
TEST_F(PythonExceptionStateTest, TestResetSemantics) {
PyErr_Clear();
// Resetting when auto-restore is true should restore.
RaiseException();
PythonExceptionState error(true);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
error.Reset();
EXPECT_FALSE(error.IsError());
EXPECT_TRUE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
// Resetting when auto-restore is false should discard.
RaiseException();
PythonExceptionState error2(false);
EXPECT_TRUE(error2.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
error2.Reset();
EXPECT_FALSE(error2.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
}
TEST_F(PythonExceptionStateTest, TestManualRestoreSemantics) {
PyErr_Clear();
RaiseException();
PythonExceptionState error(false);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
error.Restore();
EXPECT_FALSE(error.IsError());
EXPECT_TRUE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
}
TEST_F(PythonExceptionStateTest, TestAutoRestoreSemantics) {
PyErr_Clear();
// Test that using the auto-restore flag correctly restores the exception
// state on destruction, and not using the auto-restore flag correctly
// does NOT restore the state on destruction.
{
RaiseException();
PythonExceptionState error(false);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
}
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
{
RaiseException();
PythonExceptionState error(true);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
}
EXPECT_TRUE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
}
TEST_F(PythonExceptionStateTest, TestAutoRestoreChanged) {
// Test that if we re-acquire with different auto-restore semantics,
// that the new semantics are respected.
PyErr_Clear();
RaiseException();
PythonExceptionState error(false);
EXPECT_TRUE(error.IsError());
error.Reset();
EXPECT_FALSE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
RaiseException();
error.Acquire(true);
EXPECT_TRUE(error.IsError());
EXPECT_FALSE(PythonExceptionState::HasErrorOccurred());
error.Reset();
EXPECT_FALSE(error.IsError());
EXPECT_TRUE(PythonExceptionState::HasErrorOccurred());
PyErr_Clear();
}
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