SingleSCMNavigatorTest.java

/*
 * The MIT License
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 * Copyright (c) 2016 CloudBees, Inc.
 *
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 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
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 * The above copyright notice and this permission notice shall be included in
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package jenkins.scm.impl;

import java.util.Arrays;
import java.util.Collections;
import java.util.Random;
import jenkins.scm.api.SCMSource;
import jenkins.scm.api.SCMSourceObserver;
import org.junit.Test;
import org.mockito.InOrder;

import static org.hamcrest.Matchers.contains;
import static org.hamcrest.Matchers.emptyCollectionOf;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.*;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.when;

public class SingleSCMNavigatorTest {
    @Test
    public void getName() throws Exception {
        Random entropy = new Random();
        String name = "foo-" + entropy.nextLong();
        SingleSCMNavigator instance = new SingleSCMNavigator(name, Collections.<SCMSource>emptyList());
        assertThat(instance.getName(), is(name));
    }

    @Test
    public void getSources_empty() throws Exception {
        assertThat(new SingleSCMNavigator("foo", Collections.<SCMSource>emptyList()).getSources(), emptyCollectionOf(SCMSource.class));
    }

    @Test
    public void getSources_one() throws Exception {
        SCMSource s1 = mock(SCMSource.class);
        assertThat(new SingleSCMNavigator("foo", Collections.singletonList(s1)).getSources(),
                contains(s1));
    }

    @Test
    public void getSources_two() throws Exception {
        SCMSource s1 = mock(SCMSource.class);
        SCMSource s2 = mock(SCMSource.class);
        assertThat(new SingleSCMNavigator("foo", Arrays.asList(s1, s2)).getSources(),
                contains(s1, s2));

    }

    @Test
    public void visitSources_empty() throws Exception {
        SCMSourceObserver mock = mock(SCMSourceObserver.class);
        SCMSourceObserver.ProjectObserver observer = mock(SCMSourceObserver.ProjectObserver.class);
        InOrder seq = inOrder(mock, observer);
        when(mock.observe("foo")).thenReturn(observer);
        new SingleSCMNavigator("foo", Collections.<SCMSource>emptyList()).visitSources(mock);
        seq.verify(mock, times(1)).observe("foo");
        seq.verify(observer, never()).addSource(any(SCMSource.class));
        seq.verify(observer, never()).addAttribute(anyString(), anyString());
        seq.verify(observer, times(1)).complete();
        seq.verifyNoMoreInteractions();
    }

    @Test
    public void visitSources_one() throws Exception {
        SCMSource s1 = mock(SCMSource.class);
        SCMSourceObserver mock = mock(SCMSourceObserver.class);
        SCMSourceObserver.ProjectObserver observer = mock(SCMSourceObserver.ProjectObserver.class);
        InOrder seq = inOrder(mock, observer);
        when(mock.observe("foo")).thenReturn(observer);
        new SingleSCMNavigator("foo", Collections.singletonList(s1)).visitSources(mock);
        seq.verify(mock, times(1)).observe("foo");
        seq.verify(observer, times(1)).addSource(s1);
        seq.verify(observer, never()).addAttribute(anyString(), anyString());
        seq.verify(observer, times(1)).complete();
        seq.verifyNoMoreInteractions();
    }

    @Test
    public void visitSources_two() throws Exception {
        SCMSource s1 = mock(SCMSource.class);
        SCMSource s2 = mock(SCMSource.class);
        SCMSourceObserver mock = mock(SCMSourceObserver.class);
        SCMSourceObserver.ProjectObserver observer = mock(SCMSourceObserver.ProjectObserver.class);
        InOrder seq = inOrder(mock, observer);
        when(mock.observe("foo")).thenReturn(observer);
        new SingleSCMNavigator("foo", Arrays.asList(s1, s2)).visitSources(mock);
        seq.verify(mock, times(1)).observe("foo");
        seq.verify(observer, times(1)).addSource(s1);
        seq.verify(observer, times(1)).addSource(s2);
        seq.verify(observer, never()).addAttribute(anyString(), anyString());
        seq.verify(observer, times(1)).complete();
        seq.verifyNoMoreInteractions();
    }

}