Rewrite LoggerControllerTests

Add JUnit tests with minor code refactor

Issue-ID: VID-384
Change-Id: Ic3bee8e1f6ee58a10053bb0ad2d006912965da1a
Signed-off-by: Joanna Jeremicz <joanna.jeremicz@nokia.com>

4 files changed, 147 insertions, 35 deletions

diff --git a/vid-app-common/src/test/java/org/onap/vid/controller/LogfilePathCreatorTest.java b/vid-app-common/src/test/java/org/onap/vid/controller/LogfilePathCreatorTest.java
new file mode 100644
index 000000000..a6a88a0a4
--- /dev/null
+++ b/vid-app-common/src/test/java/org/onap/vid/controller/LogfilePathCreatorTest.java
@@ -0,0 +1,67 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * VID
+ * ================================================================================
+ * Copyright (C) 2019 Nokia. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+
+package org.onap.vid.controller;
+
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
+
+import javax.ws.rs.InternalServerErrorException;
+import org.junit.Before;
+import org.junit.Test;
+
+public class LogfilePathCreatorTest {
+
+    private static final String AUDIT = "audit";
+    private static final String ERROR = "error";
+    private static final String METRICS = "metrics";
+
+    private LogfilePathCreator creator;
+
+    @Before
+    public void setUp() {
+        creator = new LogfilePathCreator();
+    }
+
+    @Test
+    public void shouldThrowInternalServerErrorException_whenLogfileDoesntExist() {
+        String loggerName = "notExisting";
+        assertThatExceptionOfType(InternalServerErrorException.class)
+            .isThrownBy(() -> creator.getLogfilePath(loggerName))
+            .withMessage(String.format("logfile for %s not found", loggerName));
+    }
+
+    @Test
+    public void shouldReturnAuditPath_whenAuditNameIsGiven() {
+        assertThat(creator.getLogfilePath(AUDIT)).isEqualTo("logs/EELF/audit.log");
+    }
+
+    @Test
+    public void shouldReturnErrorPath_whenErrorNameIsGiven() {
+        assertThat(creator.getLogfilePath(ERROR)).isEqualTo("logs/EELF/error.log");
+    }
+
+    @Test
+    public void shouldReturnMetricsPath_whenMetricsNameIsGiven() {
+        assertThat(creator.getLogfilePath(METRICS)).isEqualTo("logs/EELF/metrics.log");
+    }
+}
\ No newline at end of file
diff --git a/vid-app-common/src/test/java/org/onap/vid/controller/LoggerControllerTest.java b/vid-app-common/src/test/java/org/onap/vid/controller/LoggerControllerTest.java
index 1602a3197..fdc0f44d1 100644
--- a/vid-app-common/src/test/java/org/onap/vid/controller/LoggerControllerTest.java
+++ b/vid-app-common/src/test/java/org/onap/vid/controller/LoggerControllerTest.java
@@ -7,9 +7,9 @@
  * 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.
@@ -20,50 +20,92 @@
 
 package org.onap.vid.controller;
 
+import static org.mockito.ArgumentMatchers.argThat;
+import static org.mockito.BDDMockito.given;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+import com.google.common.collect.ImmutableList;
+import java.util.List;
+import org.apache.log4j.BasicConfigurator;
+import org.junit.Before;
 import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+import org.onap.vid.roles.EcompRole;
+import org.onap.vid.roles.Role;
+import org.onap.vid.roles.RoleProvider;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
 
-import javax.ws.rs.NotAuthorizedException;
+@RunWith(MockitoJUnitRunner.class)
+public class LoggerControllerTest {
 
+    private static final String ERROR_URL = "/logger/error";
+    private static final String AUDIT_URL = "/logger/audit";
+    private static final String METRICS_URL = "/logger/metrics";
+    private static final String VALID_LOG_PATH = "src/test/resources/loggerFiles/validLog.log";
+    private static final String EMPTY_LOG_PATH = "src/test/resources/loggerFiles/emptyLog.log";
 
-public class LoggerControllerTest {
+    private MockMvc mockMvc;
+    private LoggerController loggerController;
 
-    private LoggerController createTestSubject() {
-        return new LoggerController();
+    @Mock
+    private RoleProvider provider;
+    @Mock
+    private LogfilePathCreator creator;
+
+    @Before
+    public void setUp() {
+        loggerController = new LoggerController(provider, creator);
+        BasicConfigurator.configure();
+        mockMvc = MockMvcBuilders.standaloneSetup(loggerController).build();
     }
 
-    /*@Test
-    public void testGetLog() throws Exception {
-        LoggerController testSubject;
-        String loggerName = "";
-        HttpServletRequest request = null;
-        Integer limit = 0;
-        String result;
+    @Test
+    public void shouldThrowNotAuthorizedException_whenUserIsNotAuthorizedToGetLogs() throws Exception {
+        List<Role> list = ImmutableList.of(new Role(EcompRole.READ, "subName1", "servType1", "tenant1"));
+
+        given(provider.getUserRoles(argThat(req -> req.getRequestedSessionId().equals("id1")))).willReturn(list);
+        given(provider.userPermissionIsReadLogs(list)).willReturn(false);
 
-        // default test
-        testSubject = createTestSubject();
-        result = testSubject.getLog(loggerName, request, limit);
-    }*/
+        mockMvc.perform(get(ERROR_URL)
+            .with(req -> {req.setRequestedSessionId("id1");
+                            return req;}))
+            .andExpect(content().string("UNAUTHORIZED"))
+            .andExpect(status().isUnauthorized());
+    }
 
-   
     @Test
-    public void testNotAuthorizedHandler() throws Exception {
-        LoggerController testSubject;
-        NotAuthorizedException e = null;
-        String result;
-
-        // default test
-        testSubject = createTestSubject();
-        result = testSubject.notAuthorizedHandler(e);
+    public void shouldReturnLastAndOneBeforeLogLines_whenLimitIs2() throws Exception {
+        List<Role> list = ImmutableList.of(new Role(EcompRole.READ, "subName1", "servType1", "tenant1"));
+
+        given(provider.getUserRoles(argThat(req -> req.getRequestedSessionId().equals("id1")))).willReturn(list);
+        given(provider.userPermissionIsReadLogs(list)).willReturn(true);
+        given(creator.getLogfilePath("audit")).willReturn(VALID_LOG_PATH);
+
+        mockMvc.perform(get(AUDIT_URL)
+            .with(req -> {req.setRequestedSessionId("id1");
+                return req;})
+            .param("limit", "2"))
+            .andExpect(content().string("and the third line\nthe second line"))
+            .andExpect(status().isOk());
     }
 
-    /*@Test
-    public void testIoExceptionHandler() throws Exception {
-        LoggerController testSubject;
-        Exception e = null;
-        ExceptionResponse result;
+    @Test
+    public void shouldReturnEmptyString_whenLogFileIsEmpty() throws Exception {
+        List<Role> list = ImmutableList.of(new Role(EcompRole.READ, "subName1", "servType1", "tenant1"));
+
+        given(provider.getUserRoles(argThat(req -> req.getRequestedSessionId().equals("id1")))).willReturn(list);
+        given(provider.userPermissionIsReadLogs(list)).willReturn(true);
+        given(creator.getLogfilePath("metrics")).willReturn(EMPTY_LOG_PATH);
 
-        // default test
-        testSubject = createTestSubject();
-        result = testSubject.ioExceptionHandler(e);
-    }*/
+        mockMvc.perform(get(METRICS_URL)
+            .with(req -> {req.setRequestedSessionId("id1");
+                return req;}))
+            .andExpect(content().string(""))
+            .andExpect(status().isOk());
+    }
 }
diff --git a/vid-app-common/src/test/resources/loggerFiles/emptyLog.log b/vid-app-common/src/test/resources/loggerFiles/emptyLog.log
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/vid-app-common/src/test/resources/loggerFiles/emptyLog.log
diff --git a/vid-app-common/src/test/resources/loggerFiles/validLog.log b/vid-app-common/src/test/resources/loggerFiles/validLog.log
new file mode 100644
index 000000000..cdb763932
--- /dev/null
+++ b/vid-app-common/src/test/resources/loggerFiles/validLog.log
@@ -0,0 +1,3 @@
+this is the first line
+the second line
+and the third line