ActionSequenceRetrieverTest.java

package hudson.plugins.cigame.util;

import static org.hamcrest.Matchers.*;
import static org.mockito.Mockito.*;
import static org.junit.Assert.*;

import java.util.Arrays;
import java.util.List;

import hudson.model.AbstractBuild;
import hudson.model.Action;
import hudson.model.Build;

import org.junit.Test;

@SuppressWarnings("unchecked")
public class ActionSequenceRetrieverTest {

    @Test 
    public void assertNullIsReturnedWithBuildWithoutRequestedAction() {
        Build<?,?> build = mock(Build.class);
        when(build.getActions(Action.class)).thenReturn(null);
        assertThat(new ActionSequenceRetriever(Action.class, 1).getSequence(build), is(nullValue()));
    }
    
    @Test 
    public void assertNullIsReturnedWithSingleBuildWhenLongerSequenceIsRequested() {
        AbstractBuild build = mock(Build.class);
        Action action = mock(Action.class);
        when(build.getActions(Action.class)).thenReturn(Arrays.asList(action));
        assertThat(new ActionSequenceRetriever(Action.class, 2).getSequence(build), is(nullValue()));
    }
    
    @Test 
    public void assertNullIsReturnedWithLastBuildWithoutRequestedAction() {
        AbstractBuild build = mock(Build.class);
        AbstractBuild previousBuild = mock(Build.class);
        Action action = mock(Action.class);
        when(build.getActions(Action.class)).thenReturn(Arrays.asList(action));
        when(build.getPreviousBuild()).thenReturn(previousBuild);
        when(previousBuild.getActions(Action.class)).thenReturn(null);
        assertThat(new ActionSequenceRetriever(Action.class, 2).getSequence(build), is(nullValue()));
    }
    
    @Test 
    public void assertListIsReturnedForCompleteSequence() {
        AbstractBuild build = mock(Build.class);
        AbstractBuild previousBuild = mock(Build.class);
        Action action = mock(Action.class);
        when(build.getActions(Action.class)).thenReturn(Arrays.asList(action));
        when(build.getPreviousBuild()).thenReturn(previousBuild);
        when(previousBuild.getActions(Action.class)).thenReturn(Arrays.asList(action));

        List<List<Action>> actionList = new ActionSequenceRetriever(Action.class, 2).getSequence(build);
        assertThat(actionList, is(notNullValue()));
        assertThat(actionList.size(), is(2));
    }
}