Add a getter for block functions to IEngine

Author: adazem009

include/scratchcpp/iengine.h

@@ -217,6 +217,9 @@ class LIBSCRATCHCPP_EXPORT IEngine
         /*! Returns the index of the given block function. */
         virtual unsigned int functionIndex(BlockFunc f) = 0;
 
+        /*! Returns the list of block functions. */
+        virtual const std::vector<BlockFunc> &blockFunctions() const = 0;
+
         /*!
          * Call this from IBlockSection#registerBlocks() to add a compile function to a block section.
          * \see <a href="blockSections.html">Block sections</a>

src/engine/internal/engine.cpp

@@ -887,6 +887,11 @@ unsigned int Engine::functionIndex(BlockFunc f)
     return m_functions.size() - 1;
 }
 
+const std::vector<BlockFunc> &Engine::blockFunctions() const
+{
+    return m_functions;
+}
+
 void Engine::addCompileFunction(IBlockSection *section, const std::string &opcode, BlockComp f)
 {
     auto container = blockSectionContainer(section);

src/engine/internal/engine.h

@@ -103,6 +103,7 @@ class Engine : public IEngine
         void registerSection(std::shared_ptr<IBlockSection> section) override;
         std::vector<std::shared_ptr<IBlockSection>> registeredSections() const;
         unsigned int functionIndex(BlockFunc f) override;
+        const std::vector<BlockFunc> &blockFunctions() const override;
 
         void addCompileFunction(IBlockSection *section, const std::string &opcode, BlockComp f) override;
         void addHatPredicateCompileFunction(IBlockSection *section, const std::string &opcode, HatPredicateCompileFunc f) override;

test/engine/engine_test.cpp

@@ -905,6 +905,8 @@ TEST(EngineTest, Functions)
     ASSERT_EQ(engine.functionIndex(&testFunction2), 1);
     ASSERT_EQ(engine.functionIndex(&testFunction1), 0);
     ASSERT_EQ(engine.functionIndex(&testFunction2), 1);
+
+    ASSERT_EQ(engine.blockFunctions(), std::vector<BlockFunc>({ &testFunction1, &testFunction2 }));
 }
 
 void compileTest1(Compiler *)

test/mocks/enginemock.h

@@ -84,6 +84,7 @@ class EngineMock : public IEngine
 
         MOCK_METHOD(void, registerSection, (std::shared_ptr<IBlockSection>), (override));
         MOCK_METHOD(unsigned int, functionIndex, (BlockFunc), (override));
+        MOCK_METHOD(const std::vector<BlockFunc> &, blockFunctions, (), (const, override));
 
         MOCK_METHOD(void, addCompileFunction, (IBlockSection *, const std::string &, BlockComp), (override));
         MOCK_METHOD(void, addHatPredicateCompileFunction, (IBlockSection *, const std::string &, HatPredicateCompileFunc), (override));