Create Apache Ant sample

See gh-3339

spring-boot-samples/spring-boot-sample-ant/src/test/java/sample/ant/SampleAntApplicationIT.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright 2012-2014 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sample.ant;
+
+import static org.hamcrest.Matchers.*;
+import static org.junit.Assert.assertThat;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.io.InputStreamReader;
+import java.util.concurrent.TimeUnit;
+
+import org.junit.Test;
+import org.springframework.boot.loader.tools.JavaExecutable;
+import org.springframework.util.FileCopyUtils;
+
+/**
+ * Integration Tests for {@code SampleAntApplication}.
+ *
+ * @author Dave Syer
+ * @author Phillip Webb
+ */
+public class SampleAntApplicationIT {
+
+	@Test
+	public void runJar() throws Exception {
+		File target = new File("target");
+		File[] jarFiles = target.listFiles(new FileFilter() {
+
+			@Override
+			public boolean accept(File file) {
+				return file.getName().endsWith(".jar");
+			}
+
+		});
+		assertThat("Number of jars", jarFiles.length, equalTo(1));
+		Process process = new JavaExecutable().processBuilder("-jar", jarFiles[0].getName()).directory(target).start();
+		process.waitFor(5, TimeUnit.MINUTES);
+		assertThat(process.exitValue(), equalTo(0));
+		String output = FileCopyUtils.copyToString(new InputStreamReader(process.getInputStream()));
+		assertThat(output, containsString("Spring Boot Ant Example"));
+	}
+
+}