1 files changed, 92 insertions, 0 deletions
diff --git a/workflow-designer-be/src/test/java/org/onap/sdc/workflow/server/resolvers/UserIdResolverTest.java b/workflow-designer-be/src/test/java/org/onap/sdc/workflow/server/resolvers/UserIdResolverTest.java
new file mode 100644
index 00000000..464af465
--- /dev/null
+++ b/workflow-designer-be/src/test/java/org/onap/sdc/workflow/server/resolvers/UserIdResolverTest.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright © 2018 European Support Limited
+ *
+ * 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 org.onap.sdc.workflow.server.resolvers;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+import static org.onap.sdc.workflow.api.RestParams.USER_ID_HEADER;
+
+import javax.servlet.http.HttpServletRequest;
+import org.junit.Test;
+import org.onap.sdc.workflow.services.annotations.UserId;
+import org.springframework.core.MethodParameter;
+import org.springframework.web.bind.ServletRequestBindingException;
+import org.springframework.web.context.request.NativeWebRequest;
+
+/**
+ * Tests injection of user ID from HTTP headers.
+ *
+ * @author evitaliy
+ * @since 21 Aug 2018
+ */
+public class UserIdResolverTest {
+
+    @Test
+    public void oneHeaderSelectedWhenMultipleUserIdHeadersSent() throws ServletRequestBindingException {
+
+        final String headerValue = "UserIdValueFromHeader";
+
+        HttpServletRequest servletRequestMock = mock(HttpServletRequest.class);
+        when(servletRequestMock.getHeader(USER_ID_HEADER)).thenReturn(headerValue);
+
+        NativeWebRequest webRequestMock = mock(NativeWebRequest.class);
+        when(webRequestMock.getNativeRequest(HttpServletRequest.class)).thenReturn(servletRequestMock);
+
+        Object resolved = new UserIdResolver().resolveArgument(null, null, webRequestMock, null);
+        assertEquals(headerValue, resolved);
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void illegalTypeErrorThrownWhenAnnotatedParameterIsNotOfTypeString() {
+        MethodParameter methodParameterMock = mock(MethodParameter.class);
+        when(methodParameterMock.hasParameterAnnotation(UserId.class)).thenReturn(true);
+        //noinspection unchecked
+        when(methodParameterMock.getParameterType()).thenReturn((Class)String[].class);
+        new UserIdResolver().supportsParameter(methodParameterMock);
+    }
+
+    @Test(expected = ServletRequestBindingException.class)
+    public void missingHeaderErrorThrownWhenUserIdHeaderNotPopulated() throws ServletRequestBindingException {
+        NativeWebRequest webRequestMock = mock(NativeWebRequest.class);
+        when(webRequestMock.getNativeRequest(HttpServletRequest.class)).thenReturn(mock(HttpServletRequest.class));
+        new UserIdResolver().resolveArgument(null, null, webRequestMock, null);
+    }
+
+    @Test(expected = NullPointerException.class)
+    public void exceptionThrownWhenRequestTypeIsNotHttpRequest() throws ServletRequestBindingException {
+        NativeWebRequest webRequestMock = mock(NativeWebRequest.class);
+        new UserIdResolver().resolveArgument(null, null, webRequestMock, null);
+    }
+
+    @Test
+    public void parameterNotSupportedWhenNotAnnotatedWithUserIdAnnotation() {
+        MethodParameter methodParameterMock = mock(MethodParameter.class);
+        assertFalse(new UserIdResolver().supportsParameter(methodParameterMock));
+    }
+
+    @Test
+    public void parameterSupportedWhenAnnotatedWithUserIdAnnotationAndOfTypeString() {
+        MethodParameter methodParameterMock = mock(MethodParameter.class);
+        when(methodParameterMock.hasParameterAnnotation(UserId.class)).thenReturn(true);
+        //noinspection unchecked
+        when(methodParameterMock.getParameterType()).thenReturn((Class) String.class);
+        assertTrue(new UserIdResolver().supportsParameter(methodParameterMock));
+    }
+}
+\ No newline at end of file