IncreasingFailedTestsRuleTest.java

package hudson.plugins.cigame.rules.unittesting;

import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import hudson.model.Result;
import hudson.model.AbstractBuild;
import hudson.plugins.cigame.GameDescriptor;
import hudson.plugins.cigame.model.RuleResult;
import hudson.tasks.test.AbstractTestResultAction;

import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.jvnet.hudson.test.JenkinsRule;

@SuppressWarnings("unchecked")
public class IncreasingFailedTestsRuleTest {

    private GameDescriptor gameDescriptor;
    
    @Rule 
    public JenkinsRule jenkinsRule = new JenkinsRule();
    
    @Before 
    public void setup() {
        gameDescriptor = jenkinsRule.jenkins.getDescriptorByType(GameDescriptor.class);
    }
    
    @Test
    public void testNoTests() throws Exception {
        gameDescriptor.setFailedTestIncreasingPoints(-10);
        
        IncreasingFailedTestsRule rule = new IncreasingFailedTestsRule();
        RuleResult result = rule.evaluate(0);
        assertNull("No new test should return null", result);
    }

    @Test
    public void testMoreFailingTests() throws Exception {
        gameDescriptor.setFailedTestIncreasingPoints(-10);
        
        IncreasingFailedTestsRule rule = new IncreasingFailedTestsRule();
        RuleResult result = rule.evaluate(2);
        assertThat("2 new test should give -20 result", result.getPoints(), is((double) -20));
    }

    @Test
    public void testLessFailingTests() throws Exception {
        gameDescriptor.setFailedTestIncreasingPoints(-10);
        
        IncreasingFailedTestsRule rule = new IncreasingFailedTestsRule();
        RuleResult result = rule.evaluate(2 - 4);
        assertNull("2 lost tests should return null", result);
    }

    @Test
    public void testPreviousBuildFailed() throws Exception {
        gameDescriptor.setFailedTestIncreasingPoints(-1);
        
        IncreasingFailedTestsRule rule = new IncreasingFailedTestsRule();
        
        AbstractBuild<?, ?> previousBuild =
        	MavenMultiModuleUnitTestsTest.mockBuild(Result.FAILURE,
        			1, 1, 0);
        AbstractBuild<?, ?> build =
        	MavenMultiModuleUnitTestsTest.mockBuild(Result.UNSTABLE,
        			2, 2, 0);
        
        RuleResult result = rule.evaluate(previousBuild, build);
        assertNull("Previous failed build should return null", result);
    }

    @Test
    public void testCurrentBuildFailed() throws Exception {
        gameDescriptor.setFailedTestIncreasingPoints(-1);
        
        IncreasingFailedTestsRule rule = new IncreasingFailedTestsRule();
        
        AbstractBuild<?, ?> previousBuild =
        	MavenMultiModuleUnitTestsTest.mockBuild(Result.UNSTABLE,
        			1, 1, 0);
        AbstractBuild<?, ?> build =
        	MavenMultiModuleUnitTestsTest.mockBuild(Result.FAILURE,
        			2, 2, 0);
        
        RuleResult result = rule.evaluate(previousBuild, build);
        assertNull("Current build failed should return null", result);
    }

    @Test
    public void assertIfPreviousBuildFailedResultIsWorthZeroPoints() {
        AbstractBuild build = mock(AbstractBuild.class);
        AbstractBuild previousBuild = mock(AbstractBuild.class);
        when(build.getPreviousBuild()).thenReturn(previousBuild);
        when(build.getResult()).thenReturn(Result.SUCCESS);
        when(previousBuild.getResult()).thenReturn(Result.FAILURE);
        AbstractTestResultAction action = mock(AbstractTestResultAction.class);
        AbstractTestResultAction previousAction = mock(AbstractTestResultAction.class);
        when(build.getAction(AbstractTestResultAction.class)).thenReturn(action);
        when(action.getPreviousResult()).thenReturn(previousAction);
        when(action.getFailCount()).thenReturn(10);
        when(previousAction.getFailCount()).thenReturn(5);
        
        gameDescriptor.setFailedTestIncreasingPoints(-100);
        
        RuleResult ruleResult = new IncreasingFailedTestsRule().evaluate(previousBuild, build);
        assertNull("Rule result must be null", ruleResult);
    }
}