Add OAuth2 resource server sample

Shows how to use @EnableResourceServer in a pure resource
server and configure the secure paths.

spring-boot-samples/spring-boot-sample-secure-oauth2-resource/src/test/java/sample/secure/oauth2/SampleSecureOAuth2ResourceApplicationTests.java

@@ -0,0 +1,65 @@
+package sample.secure.oauth2;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.setup.MockMvcBuilders.webAppContextSetup;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.boot.test.WebIntegrationTest;
+import org.springframework.hateoas.MediaTypes;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.web.FilterChainProxy;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.web.context.WebApplicationContext;
+
+/**
+ * Series of automated integration tests to verify proper behavior of auto-configured,
+ * OAuth2-secured system
+ *
+ * @author Greg Turnquist
+ */
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(SampleSecureOAuth2ResourceApplication.class)
+@WebIntegrationTest(randomPort = true)
+public class SampleSecureOAuth2ResourceApplicationTests {
+
+	@Autowired
+	WebApplicationContext context;
+
+	@Autowired
+	FilterChainProxy filterChain;
+
+	private MockMvc mvc;
+	@Before
+	public void setUp() {
+		this.mvc = webAppContextSetup(this.context).addFilters(this.filterChain).build();
+		SecurityContextHolder.clearContext();
+	}
+
+	@Test
+	public void homePageAvailable() throws Exception {
+		this.mvc.perform(get("/").accept(MediaTypes.HAL_JSON))
+				.andExpect(status().isOk()).andDo(print());
+	}
+
+	@Test
+	public void flightsSecuredByDefault() throws Exception {
+		this.mvc.perform(get("/flights").accept(MediaTypes.HAL_JSON))
+				.andExpect(status().isUnauthorized()).andDo(print());
+		this.mvc.perform(get("/flights/1").accept(MediaTypes.HAL_JSON))
+				.andExpect(status().isUnauthorized()).andDo(print());
+	}
+
+	@Test
+	public void profileAvailable() throws Exception {
+		this.mvc.perform(get("/profile").accept(MediaTypes.HAL_JSON))
+				.andExpect(status().isOk()).andDo(print());
+	}
+
+}