ScalaSingleMultiLangModuleTest.java

package org.scoverage;

import org.junit.Assert;
import org.junit.Test;

public class ScalaSingleMultiLangModuleTest extends ScoverageFunctionalTest {

    public ScalaSingleMultiLangModuleTest() { super("scala-single-multi-lang-module"); }

    @Test
    public void test() {

        AssertableBuildResult result = dryRun("clean", "test");

        result.assertTaskDoesntExist(ScoveragePlugin.getCOMPILE_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getREPORT_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getAGGREGATE_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getCHECK_NAME());
    }

    @Test
    public void build() {

        AssertableBuildResult result = dryRun("clean", "build");

        result.assertTaskDoesntExist(ScoveragePlugin.getCOMPILE_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getREPORT_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getAGGREGATE_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getCHECK_NAME());
    }

    @Test
    public void reportScoverage() {

        AssertableBuildResult result = dryRun("clean", ScoveragePlugin.getREPORT_NAME());

        result.assertTaskExists(ScoveragePlugin.getCOMPILE_NAME());
        result.assertTaskExists(ScoveragePlugin.getREPORT_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getAGGREGATE_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getCHECK_NAME());
    }

    @Test
    public void aggregateScoverage() {

        AssertableBuildResult result = runAndFail("clean", ScoveragePlugin.getAGGREGATE_NAME());

        result.assertNoTasks();
    }

    @Test
    public void checkScoverage() throws Exception {

        AssertableBuildResult result = run("clean", ScoveragePlugin.getCHECK_NAME());

        result.assertTaskSucceeded(ScoveragePlugin.getCOMPILE_NAME());
        result.assertTaskSucceeded(ScoveragePlugin.getREPORT_NAME());
        result.assertTaskSucceeded(ScoveragePlugin.getCHECK_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getAGGREGATE_NAME());

        assertReportFilesExist();
        assertCoverage(66.7);
    }

    @Test
    public void checkScoverageFails() throws Exception {

        AssertableBuildResult result = runAndFail("clean", ScoveragePlugin.getCHECK_NAME(),
                "test", "--tests", "org.hello.TestNothingSuite");

        result.assertTaskSucceeded(ScoveragePlugin.getCOMPILE_NAME());
        result.assertTaskSucceeded(ScoveragePlugin.getREPORT_NAME());
        result.assertTaskFailed(ScoveragePlugin.getCHECK_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getAGGREGATE_NAME());

        assertReportFilesExist();
        assertCoverage(0.0);
    }

    @Test
    public void reportScoverageWithExcludedClasses() throws Exception {

        AssertableBuildResult result = run("clean", ScoveragePlugin.getREPORT_NAME(),
                "-PexcludedFile=.*");

        result.assertTaskSucceeded(ScoveragePlugin.getCOMPILE_NAME());
        result.assertTaskSucceeded(ScoveragePlugin.getREPORT_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getCHECK_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getAGGREGATE_NAME());

        Assert.assertTrue(resolve(reportDir(), "index.html").exists());
        Assert.assertFalse(resolve(reportDir(), "src/main/scala/org/hello/World.scala.html").exists());
        assertCoverage(100.0); // coverage is 100 since no classes are covered

        // compiled class should exist in the default classes directory, but not in scoverage
        Assert.assertTrue(resolve(buildDir(), "classes/scala/main/org/hello/World.class").exists());
        Assert.assertFalse(resolve(buildDir(), "classes/scala/scoverage/org/hello/World.class").exists());
    }

    @Test
    public void reportScoverageWithoutNormalCompilation() throws Exception {

        AssertableBuildResult result = run("clean", ScoveragePlugin.getREPORT_NAME(),
                "-x", "compileScala");

        result.assertTaskSkipped("compileScala");
        result.assertTaskSucceeded(ScoveragePlugin.getCOMPILE_NAME());
        result.assertTaskSucceeded(ScoveragePlugin.getREPORT_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getCHECK_NAME());
        result.assertTaskDoesntExist(ScoveragePlugin.getAGGREGATE_NAME());

        assertReportFilesExist();
        assertCoverage(66.7);

        Assert.assertTrue(resolve(reportDir(), "index.html").exists());
        Assert.assertTrue(resolve(reportDir(), "src/main/scala/org/hello/World.scala.html").exists());
        Assert.assertFalse(resolve(reportDir(), "src/main/java/org/hello/JavaWorld.java.html").exists());

        Assert.assertTrue(resolve(buildDir(), "classes/java/main/org/hello/JavaWorld.class").exists());
        Assert.assertTrue(resolve(buildDir(), "classes/java/scoverage/org/hello/JavaWorld.class").exists());
        Assert.assertTrue(resolve(buildDir(), "classes/scala/main/org/hello/World.class").exists());
        Assert.assertFalse(resolve(buildDir(), "classes/scala/scoverage/org/hello/World.class").exists());
    }

    @Test
    public void reportScoverageWithoutNormalCompilationAndWithExcludedClasses() throws Exception {

        AssertableBuildResult result = run("clean", ScoveragePlugin.getREPORT_NAME(),
                "-PexcludedFile=.*", "-x", "compileScala");

        Assert.assertTrue(resolve(reportDir(), "index.html").exists());
        Assert.assertFalse(resolve(reportDir(), "src/main/scala/org/hello/World.scala.html").exists());
        assertCoverage(100.0); // coverage is 100 since no classes are covered

        // compiled class should exist in the default classes directory, but not in scoverage
        Assert.assertTrue(resolve(buildDir(), "classes/scala/main/org/hello/World.class").exists());
        Assert.assertFalse(resolve(buildDir(), "classes/scala/scoverage/org/hello/World.class").exists());
    }


    private void assertReportFilesExist() {
        Assert.assertTrue(resolve(reportDir(), "index.html").exists());
        Assert.assertTrue(resolve(reportDir(), "src/main/scala/org/hello/World.scala.html").exists());
    }
}