Compiler: Add createRandom() method

Author: adazem009

include/scratchcpp/dev/compiler.h

@@ -65,6 +65,8 @@ class LIBSCRATCHCPP_EXPORT Compiler
         CompilerValue *createMul(CompilerValue *operand1, CompilerValue *operand2);
         CompilerValue *createDiv(CompilerValue *operand1, CompilerValue *operand2);
 
+        CompilerValue *createRandom(CompilerValue *from, CompilerValue *to);
+
         CompilerValue *createCmpEQ(CompilerValue *operand1, CompilerValue *operand2);
         CompilerValue *createCmpGT(CompilerValue *operand1, CompilerValue *operand2);
         CompilerValue *createCmpLT(CompilerValue *operand1, CompilerValue *operand2);

src/dev/engine/compiler.cpp

@@ -193,6 +193,12 @@ CompilerValue *Compiler::createDiv(CompilerValue *operand1, CompilerValue *opera
     return impl->builder->createDiv(operand1, operand2);
 }
 
+/*! Creates a random instruction (Scratch behavior). */
+CompilerValue *Compiler::createRandom(CompilerValue *from, CompilerValue *to)
+{
+    return impl->builder->createRandom(from, to);
+}
+
 /*! Creates an equality comparison instruction. */
 CompilerValue *Compiler::createCmpEQ(CompilerValue *operand1, CompilerValue *operand2)
 {

test/dev/compiler/compiler_test.cpp

@@ -466,6 +466,24 @@ TEST_F(CompilerTest, CreateDiv)
     compile(compiler, block);
 }
 
+TEST_F(CompilerTest, CreateRandom)
+{
+    Compiler compiler(&m_engine, &m_target);
+    auto block = std::make_shared<Block>("", "");
+
+    block->setCompileFunction([](Compiler *compiler) -> CompilerValue * {
+        CompilerValue arg1(Compiler::StaticType::Unknown);
+        CompilerValue arg2(Compiler::StaticType::Unknown);
+        CompilerValue ret(Compiler::StaticType::Unknown);
+        EXPECT_CALL(*m_builder, createRandom(&arg1, &arg2)).WillOnce(Return(&ret));
+        EXPECT_EQ(compiler->createRandom(&arg1, &arg2), &ret);
+
+        return nullptr;
+    });
+
+    compile(compiler, block);
+}
+
 TEST_F(CompilerTest, CreateCmpEQ)
 {
     Compiler compiler(&m_engine, &m_target);