Add secure sample with JDBC and data.sql

We can't easily solve the problem by not allowing Spring Security to
eagerly instantiate everything, but we can be defensive about data.sql
and make sure it is executed even if the listener isn't yet registered.

Fixes gh-1386

spring-boot-samples/spring-boot-sample-web-secure-jdbc/src/test/java/sample/ui/secure/SampleWebSecureCustomApplicationTests.java

@@ -0,0 +1,125 @@
+/*
+ * 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.ui.secure;
+
+import java.util.Arrays;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.test.IntegrationTest;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.boot.test.TestRestTemplate;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.test.annotation.DirtiesContext;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Basic integration tests for demo application.
+ *
+ * @author Dave Syer
+ */
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(classes = SampleWebSecureCustomApplication.class)
+@WebAppConfiguration
+@IntegrationTest("server.port:0")
+@DirtiesContext
+public class SampleWebSecureCustomApplicationTests {
+
+	@Value("${local.server.port}")
+	private int port;
+
+	@Test
+	public void testHome() throws Exception {
+		HttpHeaders headers = new HttpHeaders();
+		headers.setAccept(Arrays.asList(MediaType.TEXT_HTML));
+		ResponseEntity<String> entity = new TestRestTemplate().exchange(
+				"http://localhost:" + this.port, HttpMethod.GET, new HttpEntity<Void>(
+						headers), String.class);
+		assertEquals(HttpStatus.FOUND, entity.getStatusCode());
+		assertTrue("Wrong location:\n" + entity.getHeaders(), entity.getHeaders()
+				.getLocation().toString().endsWith(port + "/login"));
+	}
+
+	@Test
+	public void testLoginPage() throws Exception {
+		HttpHeaders headers = new HttpHeaders();
+		headers.setAccept(Arrays.asList(MediaType.TEXT_HTML));
+		ResponseEntity<String> entity = new TestRestTemplate().exchange(
+				"http://localhost:" + this.port + "/login", HttpMethod.GET,
+				new HttpEntity<Void>(headers), String.class);
+		assertEquals(HttpStatus.OK, entity.getStatusCode());
+		assertTrue("Wrong content:\n" + entity.getBody(),
+				entity.getBody().contains("_csrf"));
+	}
+
+	@Test
+	public void testLogin() throws Exception {
+		HttpHeaders headers = getHeaders();
+		headers.setAccept(Arrays.asList(MediaType.TEXT_HTML));
+		headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
+		MultiValueMap<String, String> form = new LinkedMultiValueMap<String, String>();
+		form.set("username", "user");
+		form.set("password", "user");
+		ResponseEntity<String> entity = new TestRestTemplate().exchange(
+				"http://localhost:" + this.port + "/login", HttpMethod.POST,
+				new HttpEntity<MultiValueMap<String, String>>(form, headers),
+				String.class);
+		assertEquals(HttpStatus.FOUND, entity.getStatusCode());
+		assertTrue("Wrong location:\n" + entity.getHeaders(), entity.getHeaders()
+				.getLocation().toString().endsWith(port + "/"));
+		assertNotNull("Missing cookie:\n" + entity.getHeaders(),
+				entity.getHeaders().get("Set-Cookie"));
+	}
+
+	private HttpHeaders getHeaders() {
+		HttpHeaders headers = new HttpHeaders();
+		ResponseEntity<String> page = new TestRestTemplate().getForEntity(
+				"http://localhost:" + this.port + "/login", String.class);
+		assertEquals(HttpStatus.OK, page.getStatusCode());
+		String cookie = page.getHeaders().getFirst("Set-Cookie");
+		headers.set("Cookie", cookie);
+		Matcher matcher = Pattern.compile("(?s).*name=\"_csrf\".*?value=\"([^\"]+).*")
+				.matcher(page.getBody());
+		assertTrue("No csrf token: " + page.getBody(), matcher.matches());
+		headers.set("X-CSRF-TOKEN", matcher.group(1));
+		return headers;
+	}
+
+	@Test
+	public void testCss() throws Exception {
+		ResponseEntity<String> entity = new TestRestTemplate().getForEntity(
+				"http://localhost:" + this.port + "/css/bootstrap.min.css", String.class);
+		assertEquals(HttpStatus.OK, entity.getStatusCode());
+		assertTrue("Wrong body:\n" + entity.getBody(), entity.getBody().contains("body"));
+	}
+
+}