java-recipe-manager/src/test/java/org/leumasjaffe/recipe/view/PreparationPanelTest.java

package org.leumasjaffe.recipe.view;

import static org.mockito.Mockito.*;

import javax.swing.JFormattedTextField;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.leumasjaffe.observer.ObservableListener;
import org.leumasjaffe.observer.ObserverDispatch;
import org.leumasjaffe.recipe.controller.ReplaceChildrenAction;
import org.leumasjaffe.recipe.model.Ingredient;
import org.leumasjaffe.recipe.model.Phase;
import org.leumasjaffe.recipe.model.Preparation;
import org.leumasjaffe.recipe.viewmodel.ScaleFactor;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

@ExtendWith(MockitoExtension.class)
class PreparationPanelTest extends SwingTestCase {
	
	@Mock ObservableListener<JFormattedTextField, Preparation> durationController;
	@Mock ReplaceChildrenAction<Preparation, Ingredient> controller;
	Preparation stuff = new Preparation();
	@Mock Phase parent;
	@InjectMocks PreparationPanel panel = new PreparationPanel(new ScaleFactor());
	
	@BeforeEach
	void setUp() {
		doReturn(stuff).when(parent).getPreparation();
		panel.setModel(parent);
	}

	@Test
	void testHasContent() {
		verify(durationController, times(1)).setObserved(same(stuff));
		verify(controller, times(1)).accept(any(), same(stuff));
	}

	@Test
	void testUpdatesNumberOfChildrenWhenNotified() {
		ObserverDispatch.notifySubscribers(parent);		

		verify(controller, times(2)).accept(any(), same(stuff));
	}
}