TrackedSectionsViewTest.java

package com.tevinjeffrey.rutgersct.ui.trackedsections;

import com.tevinjeffrey.rutgersct.rutgersapi.model.Course;
import com.tevinjeffrey.rutgersct.ui.base.View;
import com.tevinjeffrey.rutgersct.ui.trackedsections.TrackedSectionsView;
import com.tevinjeffrey.rutgersct.ui.trackedsections.TrackedSectionsViewState;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;

import java.util.List;

import static org.mockito.Matchers.anyListOf;
import static org.mockito.Mockito.anyList;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;

@RunWith(MockitoJUnitRunner.class)
public class TrackedSectionsViewTest {

    @Mock //Injected via @RunWith(MockitoJUnitRunner.class)
    TrackedSectionsView mockTrackedSectionsView;

    TrackedSectionsViewState viewState;

    @Before
    public void setUp() throws Exception {
        viewState = new TrackedSectionsViewState();
    }

    @Test
    public void TestEssentialViewInit() throws Exception {
        viewState.apply(mockTrackedSectionsView, true);
        verify(mockTrackedSectionsView).initRecyclerView();
        verify(mockTrackedSectionsView).initSwipeLayout();
        verify(mockTrackedSectionsView).initToolbar();
    }

    @Test
    public void ShowLoading_GivenIsLoading() throws Exception {
        viewState.isRefreshing = true;
        viewState.apply(mockTrackedSectionsView, true);
        verify(mockTrackedSectionsView).showLoading(true);
    }

    @Test
    public void ShowData_GivenSomeData() throws Exception {
        viewState.data = mock(List.class);
        viewState.apply(mockTrackedSectionsView, true);
        verify(mockTrackedSectionsView).setData(anyListOf(Course.Section.class));
    }

    @Test
    public void ShowLayout_Empty() throws Exception {
        viewState.layoutType = View.LayoutType.EMPTY;
        viewState.apply(mockTrackedSectionsView, true);
        verify(mockTrackedSectionsView).showLayout(View.LayoutType.EMPTY);
    }

    @Test
    public void ShowLayout_List() throws Exception {
        viewState.layoutType = View.LayoutType.LIST;
        viewState.apply(mockTrackedSectionsView, true);
        verify(mockTrackedSectionsView).showLayout(View.LayoutType.LIST);
    }

    @Test
    public void ShowLayout_Error() throws Exception {
        viewState.layoutType = View.LayoutType.ERROR;
        viewState.apply(mockTrackedSectionsView, true);
        verify(mockTrackedSectionsView).showLayout(View.LayoutType.ERROR);
    }

}