1 files changed, 79 insertions, 0 deletions
diff --git a/sources/shiboken6/tests/libsample/expression.cpp b/sources/shiboken6/tests/libsample/expression.cpp
new file mode 100644
index 000000000..6f3c5fdc5
--- /dev/null
+++ b/sources/shiboken6/tests/libsample/expression.cpp
@@ -0,0 +1,79 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+
+#include "expression.h"
+
+#include <sstream>
+
+Expression::Expression() noexcept = default;
+
+Expression::Expression(int number) noexcept : m_value(number)
+{
+}
+
+Expression Expression::operator+(const Expression &other)
+{
+    Expression expr;
+    expr.m_operation = Add;
+    expr.m_operand1 = std::make_shared<Expression>(*this);
+    expr.m_operand2 = std::make_shared<Expression>(other);
+    return expr;
+}
+
+Expression Expression::operator-(const Expression &other)
+{
+    Expression expr;
+    expr.m_operation = Add;
+    expr.m_operand1 = std::make_shared<Expression>(*this);
+    expr.m_operand2 = std::make_shared<Expression>(other);
+    return expr;
+}
+
+Expression Expression::operator<(const Expression &other)
+{
+    Expression expr;
+    expr.m_operation = LessThan;
+    expr.m_operand1 = std::make_shared<Expression>(*this);
+    expr.m_operand2 = std::make_shared<Expression>(other);
+    return expr;
+}
+
+Expression Expression::operator>(const Expression &other)
+{
+    Expression expr;
+    expr.m_operation = GreaterThan;
+    expr.m_operand1 = std::make_shared<Expression>(*this);
+    expr.m_operand2 = std::make_shared<Expression>(other);
+    return expr;
+}
+
+std::string Expression::toString() const
+{
+    std::ostringstream s;
+    if (m_operation == None) {
+        s << m_value;
+        return s.str();
+    }
+
+    s << '(' << m_operand1->toString();
+    switch (m_operation) {
+        case Add:
+            s << '+';
+            break;
+        case Sub:
+            s << '-';
+            break;
+        case LessThan:
+            s << '<';
+            break;
+        case GreaterThan:
+            s << '<';
+            break;
+        default:
+            s << '?';
+            break;
+    }
+    s << m_operand2->toString() << ')';
+    return s.str();
+}