[Robolectric / Jacoco] Test Example

Test_TestMyObject.java

import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ErrorCollector;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricGradleTestRunner;
import org.robolectric.annotation.Config;
 
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.not;
 
/**
 * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
 * Example of a Test class <br />
 * BuildConfig
 */
@RunWith(RobolectricGradleTestRunner.class)
@Config(constants = BuildConfig.class, sdk = 21, manifest = "src/main/AndroidManifest.xml")
public class TestMyObject {
 
    /**
     * The collector is used to prevent tests to stop if a fail is found.
     */
    @Rule
    public ErrorCollector collector = new ErrorCollector();
 
    /**
     * Test the empty constructor (default one)
     */
    @Test
    public void testEmptyConstructor() {
      MyObject object = new MyObject();
      MyObject otherObject = new MyObject(1, 2, 3);
      // Some way to test your constructor. Might check the initialization of the fields ;)
      collector.checkThat(object, not(equalTo(otherObject)));
    }
}