cucumber-osgi and pax-exam example

cucumber · Jun 5, 2015 · d034b7e · d034b7e
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diff --git a/examples/pax-exam/calculator-api/pom.xml b/examples/pax-exam/calculator-api/pom.xml
@@ -0,0 +1,29 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>info.cukes</groupId>
+        <artifactId>pax-exam</artifactId>
+        <relativePath>../pom.xml</relativePath>
+        <version>1.2.3-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>pax-exam-calculator-api</artifactId>
+    <packaging>bundle</packaging>
+    <name>Examples: Pax Exam: Calculator API</name>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                        <Export-Package>cucumber.examples.java.paxexam</Export-Package>
+                    </instructions>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/...x-exam/calculator-api/src/main/java/cucumber/examples/java/paxexam/CalculatorService.java b/...x-exam/calculator-api/src/main/java/cucumber/examples/java/paxexam/CalculatorService.java
@@ -0,0 +1,7 @@
+package cucumber.examples.java.paxexam;
+
+public interface CalculatorService {
+
+    int add(int a, int b);
+
+}
diff --git a/examples/pax-exam/calculator-service/pom.xml b/examples/pax-exam/calculator-service/pom.xml
@@ -0,0 +1,43 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>info.cukes</groupId>
+        <artifactId>pax-exam</artifactId>
+        <relativePath>../pom.xml</relativePath>
+        <version>1.2.3-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>pax-exam-calculator-service</artifactId>
+    <packaging>bundle</packaging>
+    <name>Examples: Pax Exam: Calculator Service</name>
+
+    <dependencies>
+        <dependency>
+            <groupId>info.cukes</groupId>
+            <artifactId>pax-exam-calculator-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.core</artifactId>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                        <Bundle-Activator>cucumber.examples.java.paxexam.service.Activator</Bundle-Activator>
+                        <Private-Package>cucumber.examples.java.paxexam.service</Private-Package>
+                    </instructions>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/...am/calculator-service/src/main/java/cucumber/examples/java/paxexam/service/Activator.java b/...am/calculator-service/src/main/java/cucumber/examples/java/paxexam/service/Activator.java
@@ -0,0 +1,25 @@
+package cucumber.examples.java.paxexam.service;
+
+import org.osgi.framework.BundleActivator;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceRegistration;
+
+import cucumber.examples.java.paxexam.CalculatorService;
+
+public class Activator implements BundleActivator {
+
+    private volatile ServiceRegistration<CalculatorService> serviceRegistration;
+
+    @Override
+    public void start(BundleContext context) throws Exception {
+        serviceRegistration = context.registerService(CalculatorService.class, new CalculatorServiceImpl(), null);
+    }
+
+    @Override
+    public void stop(BundleContext context) throws Exception {
+        if (serviceRegistration != null) {
+            serviceRegistration.unregister();
+            serviceRegistration = null;
+        }
+    }
+}
diff --git a/...r-service/src/main/java/cucumber/examples/java/paxexam/service/CalculatorServiceImpl.java b/...r-service/src/main/java/cucumber/examples/java/paxexam/service/CalculatorServiceImpl.java
@@ -0,0 +1,12 @@
+package cucumber.examples.java.paxexam.service;
+
+import cucumber.examples.java.paxexam.CalculatorService;
+
+public class CalculatorServiceImpl implements CalculatorService {
+
+    @Override
+    public int add(int a, int b) {
+        return a + b;
+    }
+
+}
diff --git a/examples/pax-exam/calculator-test/features/calculator.feature b/examples/pax-exam/calculator-test/features/calculator.feature
@@ -0,0 +1,12 @@
+Feature: Calculate a result
+
+  Scenario Outline: Add two numbers
+    Given I set a to <num1>
+    Given I set b to <num2>
+    When I call the calculator service
+    Then the result is <result>
+
+    Examples:
+      | num1 | num2 | result |
+      | 9    | 8    | 17     |
+      | 5    | 4    | 9      |
diff --git a/examples/pax-exam/calculator-test/pom.xml b/examples/pax-exam/calculator-test/pom.xml
@@ -0,0 +1,75 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>info.cukes</groupId>
+        <artifactId>pax-exam</artifactId>
+        <relativePath>../pom.xml</relativePath>
+        <version>1.2.3-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>pax-exam-calculator-test</artifactId>
+    <packaging>jar</packaging>
+    <name>Examples: Pax Exam: Calculator Test</name>
+
+    <dependencies>
+        <dependency>
+            <groupId>info.cukes</groupId>
+            <artifactId>pax-exam-calculator-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>info.cukes</groupId>
+            <artifactId>pax-exam-calculator-service</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>info.cukes</groupId>
+            <artifactId>cucumber-osgi</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>javax.inject</groupId>
+            <artifactId>javax.inject</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.ops4j.pax.exam</groupId>
+            <artifactId>pax-exam-container-native</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.ops4j.pax.exam</groupId>
+            <artifactId>pax-exam-junit4</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.ops4j.pax.exam</groupId>
+            <artifactId>pax-exam-link-mvn</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.ops4j.pax.url</groupId>
+            <artifactId>pax-url-aether</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.framework</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-core</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+</project>
diff --git a/...am/calculator-test/src/test/java/cucumber/examples/java/paxexam/test/CalculatorSteps.java b/...am/calculator-test/src/test/java/cucumber/examples/java/paxexam/test/CalculatorSteps.java
@@ -0,0 +1,44 @@
+package cucumber.examples.java.paxexam.test;
+
+import static org.junit.Assert.assertEquals;
+
+import javax.inject.Inject;
+
+import cucumber.api.java.Before;
+import cucumber.api.java.en.When;
+import cucumber.examples.java.paxexam.CalculatorService;
+
+public class CalculatorSteps {
+
+    @Inject
+    private CalculatorService calculatorService;
+
+    private int a, b, result;
+
+    @Before
+    public void before() {
+        a = 0;
+        b = 0;
+        result = 0;
+    }
+
+    @When("^I set a to (\\d+)$")
+    public void i_set_a_to(int v) throws Throwable {
+        a = v;
+    }
+
+    @When("^I set b to (\\d+)$")
+    public void i_set_b_to(int v) throws Throwable {
+        b = v;
+    }
+
+    @When("^I call the calculator service$")
+    public void i_call_the_calculator_service() throws Throwable {
+        result = calculatorService.add(a, b);
+    }
+
+    @When("^the result is (\\d+)$")
+    public void the_result_is(int expected) throws Throwable {
+        assertEquals(expected, result);
+    }
+}
diff --git a/...xam/calculator-test/src/test/java/cucumber/examples/java/paxexam/test/CalculatorTest.java b/...xam/calculator-test/src/test/java/cucumber/examples/java/paxexam/test/CalculatorTest.java
@@ -0,0 +1,93 @@
+package cucumber.examples.java.paxexam.test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.ops4j.pax.exam.CoreOptions.junitBundles;
+import static org.ops4j.pax.exam.CoreOptions.mavenBundle;
+import static org.ops4j.pax.exam.CoreOptions.options;
+
+import java.util.Collections;
+
+import javax.inject.Inject;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.ops4j.pax.exam.Configuration;
+import org.ops4j.pax.exam.Option;
+import org.ops4j.pax.exam.junit.PaxExam;
+import org.ops4j.pax.exam.spi.reactors.ExamReactorStrategy;
+import org.ops4j.pax.exam.spi.reactors.PerMethod;
+import org.ops4j.pax.exam.util.Injector;
+import org.osgi.framework.BundleContext;
+
+import cucumber.api.CucumberOptions;
+import cucumber.java.runtime.osgi.OsgiClassFinder;
+import cucumber.java.runtime.osgi.PaxExamObjectFactory;
+import cucumber.runtime.Backend;
+import cucumber.runtime.ClassFinder;
+import cucumber.runtime.CucumberException;
+import cucumber.runtime.Runtime;
+import cucumber.runtime.RuntimeOptions;
+import cucumber.runtime.RuntimeOptionsFactory;
+import cucumber.runtime.io.FileResourceLoader;
+import cucumber.runtime.io.ResourceLoader;
+import cucumber.runtime.java.JavaBackend;
+import cucumber.runtime.java.ObjectFactory;
+
+@RunWith(PaxExam.class)
+@ExamReactorStrategy(PerMethod.class)
+@CucumberOptions(features = "features")
+public class CalculatorTest {
+
+    @Inject
+    private Injector injector;
+
+    @Inject
+    private BundleContext bundleContext;
+
+    @Configuration
+    public Option[] config() {
+
+        return options(
+            mavenBundle("info.cukes", "pax-exam-calculator-api"),
+            mavenBundle("info.cukes", "pax-exam-calculator-service"),
+
+            mavenBundle("info.cukes", "gherkin"),
+            mavenBundle("info.cukes", "cucumber-jvm-deps", "1.0.4-SNAPSHOT"),
+            mavenBundle("info.cukes", "cucumber-core"),
+            mavenBundle("info.cukes", "cucumber-java"),
+            mavenBundle("info.cukes", "cucumber-osgi"),
+
+            mavenBundle("org.slf4j", "slf4j-api"),
+            mavenBundle("ch.qos.logback", "logback-core"),
+            mavenBundle("ch.qos.logback", "logback-classic"),
+
+            junitBundles()
+        );
+    }
+
+    @Test
+    public void cucumber() throws Exception {
+        assertNotNull(injector);
+        assertNotNull(bundleContext);
+        final ResourceLoader resourceLoader = new FileResourceLoader();
+        final ClassLoader classLoader = Runtime.class.getClassLoader();
+        final ObjectFactory objectFactory = new PaxExamObjectFactory(injector);
+        final ClassFinder classFinder = new OsgiClassFinder(bundleContext);
+        final Backend backend = new JavaBackend(objectFactory, classFinder);
+
+        final RuntimeOptionsFactory runtimeOptionsFactory = new RuntimeOptionsFactory(getClass());
+        final RuntimeOptions runtimeOptions = runtimeOptionsFactory.create();
+
+        final Runtime runtime = new Runtime(resourceLoader, classLoader, Collections.singleton(backend), runtimeOptions);
+
+        runtime.run();
+
+        if (!runtime.getErrors().isEmpty()) {
+            throw new CucumberException(runtime.getErrors().get(0));
+        } else if (runtime.exitStatus() != 0x00) {
+            throw new CucumberException("There are pending or undefined steps.");
+        }
+        assertEquals(runtime.getErrors().size(), 0);
+    }
+}
diff --git a/examples/pax-exam/pom.xml b/examples/pax-exam/pom.xml
@@ -0,0 +1,20 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>info.cukes</groupId>
+        <artifactId>cucumber-jvm</artifactId>
+        <relativePath>../../pom.xml</relativePath>
+        <version>1.2.3-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>pax-exam</artifactId>
+    <packaging>pom</packaging>
+    <name>Examples: Pax Exam</name>
+
+    <modules>
+        <module>calculator-api</module>
+        <module>calculator-service</module>
+        <module>calculator-test</module>
+    </modules>
+</project>