Add updateValue() method to Monitor

Author: adazem009

include/scratchcpp/imonitorhandler.h

@@ -8,6 +8,7 @@ namespace libscratchcpp
 {
 
 class Monitor;
+class Value;
 
 class LIBSCRATCHCPP_EXPORT IMonitorHandler
 {
@@ -16,6 +17,7 @@ class LIBSCRATCHCPP_EXPORT IMonitorHandler
 
         virtual void init(Monitor *) = 0;
 
+        virtual void onValueChanged(const Value &value) = 0;
         virtual void onVisibleChanged(bool visible) = 0;
 };
 

include/scratchcpp/monitor.h

@@ -12,6 +12,7 @@ namespace libscratchcpp
 class IMonitorHandler;
 class Block;
 class Sprite;
+class Value;
 class Rect;
 class MonitorPrivate;
 
@@ -44,6 +45,8 @@ class LIBSCRATCHCPP_EXPORT Monitor : public Entity
 
         const std::string &opcode() const;
 
+        void updateValue(const Value &value);
+
         unsigned int width() const;
         void setWidth(unsigned int width);
 

src/scratch/monitor.cpp

@@ -68,6 +68,13 @@ const std::string &Monitor::opcode() const
     return impl->block->opcode();
 }
 
+/*! Updates the monitor's value and notifies its interface about it (if there's any). */
+void Monitor::updateValue(const Value &value)
+{
+    if (impl->iface)
+        impl->iface->onValueChanged(value);
+}
+
 /*! Returns the monitor's width. */
 unsigned int Monitor::width() const
 {

test/mocks/monitorhandlermock.h

@@ -10,5 +10,6 @@ class MonitorHandlerMock : public IMonitorHandler
     public:
         MOCK_METHOD(void, init, (Monitor *), (override));
 
+        MOCK_METHOD(void, onValueChanged, (const Value &), (override));
         MOCK_METHOD(void, onVisibleChanged, (bool), (override));
 };

test/scratch_classes/monitor_test.cpp

@@ -78,6 +78,22 @@ TEST(MonitorTest, Sprite)
     ASSERT_EQ(block->target(), nullptr);
 }
 
+TEST(MonitorTest, UpdateValue)
+{
+    Monitor monitor("", "");
+    monitor.updateValue(5);
+
+    MonitorHandlerMock handler;
+    EXPECT_CALL(handler, init);
+    monitor.setInterface(&handler);
+
+    EXPECT_CALL(handler, onValueChanged(Value(6.5)));
+    monitor.updateValue(6.5);
+
+    EXPECT_CALL(handler, onValueChanged(Value("test")));
+    monitor.updateValue("test");
+}
+
 TEST(MonitorTest, Width)
 {
     Monitor monitor("", "");