Revert KeycloakConfigurationTest (#2905)

spring-boot/src/test/java/com/baeldung/keycloak/KeycloakConfigurationTest.java

@@ -1,44 +1,50 @@
 package com.baeldung.keycloak;
 
+
+import org.junit.Before;
 import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.keycloak.KeycloakPrincipal;
+import org.keycloak.KeycloakSecurityContext;
+import org.keycloak.adapters.springboot.client.KeycloakSecurityContextClientRequestInterceptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.mockito.Spy;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.mock.web.MockHttpServletRequest;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
 
-import java.util.Random;
-import java.util.stream.IntStream;
-import java.util.stream.Stream;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.Mockito.when;
 
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringBootTest(classes = SpringBoot.class)
 public class KeycloakConfigurationTest {
 
-    private static final Random RANDOM = new Random();
+    @Spy
+    private KeycloakSecurityContextClientRequestInterceptor factory;
+
+    private MockHttpServletRequest servletRequest;
+
+    @Mock
+    public KeycloakSecurityContext keycloakSecurityContext;
+
+    @Mock
+    private KeycloakPrincipal keycloakPrincipal;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        servletRequest = new MockHttpServletRequest();
+        RequestContextHolder.setRequestAttributes(new ServletRequestAttributes(servletRequest));
+        servletRequest.setUserPrincipal(keycloakPrincipal);
+        when(keycloakPrincipal.getKeycloakSecurityContext()).thenReturn(keycloakSecurityContext);
+    }
 
     @Test
     public void testGetKeycloakSecurityContext() throws Exception {
-        IntStream.generate(this::getResultWithSwitching)
-          .limit(10000000)
-          .average().ifPresent(System.out::println);
-    }
-
-    public int getResultWithoutSwitching() {
-        boolean[] gates = {false, false, false};
-        gates[RANDOM.nextInt(3)] = true;
-        int pick = RANDOM.nextInt(3);
-        return gates[pick] ? 1 : 0;
-    }
-
-    public int getResultWithSwitching() {
-        boolean[] gates = {false, false, false};
-        int win = RANDOM.nextInt(3);
-        gates[win] = true;
-        int pick = RANDOM.nextInt(3);
-        int empty = Stream.of(0, 1, 2)
-          .filter(i -> i != pick)
-          .filter(i -> !gates[i])
-          .findFirst().get();
-
-        int newPick = Stream.of(0, 1, 2)
-          .filter(i -> i != pick)
-          .filter(i -> i != empty)
-          .findFirst().get();
-
-        return gates[newPick] ? 1 : 0;
+        assertNotNull(keycloakPrincipal.getKeycloakSecurityContext());
     }
 }