add unit tests

Change-Id: I0e889ffcf56150ce1e9a8fc56c65c935ba1a84f1
Issue-ID: SDC-1396
Signed-off-by: avigaffa <avi.gaffa@amdocs.com>

diff --git a/workflow-designer-be/src/test/java/org/onap/sdc/workflow/api/WorkflowControllerTest.java b/workflow-designer-be/src/test/java/org/onap/sdc/workflow/api/WorkflowControllerTest.java
new file mode 100644 (file)
index 0000000..81ec82e
--- /dev/null
+++ b/workflow-designer-be/src/test/java/org/onap/sdc/workflow/api/WorkflowControllerTest.java
@@ -0,0 +1,130 @@
+package org.onap.sdc.workflow.api;
+
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.collection.IsCollectionWithSize.hasSize;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.springframework.http.MediaType.APPLICATION_JSON;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+import com.google.gson.Gson;
+import java.util.ArrayList;
+import java.util.List;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+import org.onap.sdc.workflow.api.impl.WorkflowControllerImpl;
+import org.onap.sdc.workflow.persistence.types.Workflow;
+import org.onap.sdc.workflow.services.WorkflowManager;
+import org.openecomp.sdc.versioning.types.Item;
+import org.springframework.http.MediaType;
+import org.springframework.mock.web.MockHttpServletResponse;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+
+
+@RunWith(MockitoJUnitRunner.class)
+public class WorkflowControllerTest {
+
+    private static final String MISSING_REQUEST_HEADER_ERRROR_FORMAT =
+            "Missing request header '%s' for method parameter of type String";
+    private static final String USER_ID = "userId";
+    private static final String WORKFLOWS_URL = "/workflows";
+    private static final Gson GSON = new Gson();
+
+    private MockMvc mockMvc;
+
+
+    @InjectMocks
+    private WorkflowControllerImpl workflowController;
+
+    @Mock
+    private WorkflowManager workflowManagerMock;
+
+    @Before
+    public void setUp() {
+        mockMvc = MockMvcBuilders.standaloneSetup(workflowController).build();
+    }
+
+    @Test
+    public void shouldReturnErrorWhenMissingUserIdInGetReqHeader() throws Exception {
+        Workflow workflowMock = createWorkflow(1, true);
+        MockHttpServletResponse response =
+                mockMvc.perform(get(WORKFLOWS_URL + "/" + workflowMock.getId()).contentType(APPLICATION_JSON))
+                       .andDo(print()).andExpect(status().isBadRequest()).andExpect(status().is(400)).andReturn()
+                       .getResponse();
+        assertEquals(String.format(MISSING_REQUEST_HEADER_ERRROR_FORMAT, "USER_ID"), response.getErrorMessage());
+    }
+
+    @Test
+    public void shouldReturnWorkflowDataWhenRequestPathIsOk() throws Exception {
+        Workflow workflowMock = createWorkflow(1, true);
+        doReturn(workflowMock).when(workflowManagerMock).get(any(Workflow.class));
+        mockMvc.perform(
+                get(WORKFLOWS_URL + "/" + workflowMock.getId()).header(RestConstants.USER_ID_HEADER_PARAM, USER_ID)
+                                                               .contentType(APPLICATION_JSON)).andDo(print())
+               .andExpect(status().isOk()).andExpect(jsonPath("$.id", is(workflowMock.getId())))
+               .andExpect(jsonPath("$.name", is(workflowMock.getName())));
+    }
+
+    @Test
+    public void shouldReturnErrorWhenMissingUserIdInListReqHeader() throws Exception {
+        MockHttpServletResponse response =
+                mockMvc.perform(get(WORKFLOWS_URL).contentType(APPLICATION_JSON)).andDo(print())
+                       .andExpect(status().isBadRequest()).andExpect(status().is(400)).andReturn().getResponse();
+        assertEquals(String.format(MISSING_REQUEST_HEADER_ERRROR_FORMAT, "USER_ID"), response.getErrorMessage());
+    }
+
+    @Test
+    public void shouldReturnListOfWorkflows() throws Exception {
+        int numOfWorkflows = 5;
+        List<Workflow> workflowMocks = createWorkflows(numOfWorkflows);
+        doReturn(workflowMocks).when(workflowManagerMock).list();
+        mockMvc.perform(
+                get(WORKFLOWS_URL).header(RestConstants.USER_ID_HEADER_PARAM, USER_ID).contentType(APPLICATION_JSON))
+               .andDo(print()).andExpect(status().isOk()).andExpect(jsonPath("$.results", hasSize(numOfWorkflows)));
+    }
+
+    @Test
+    public void create() throws Exception {
+        Item item = new Item();
+        item.setId("abc");
+        Workflow reqWorkflow = createWorkflow(1, false);
+        mockMvc.perform(
+                post(WORKFLOWS_URL).header(RestConstants.USER_ID_HEADER_PARAM, USER_ID).contentType(APPLICATION_JSON)
+                                   .content(GSON.toJson(reqWorkflow))).andDo(print()).andExpect(status().isOk())
+               .andExpect(MockMvcResultMatchers.content().contentType(MediaType.APPLICATION_JSON_UTF8_VALUE));
+        verify(workflowManagerMock, times(1)).create(reqWorkflow);
+    }
+
+    private List<Workflow> createWorkflows(int numOfWorkflows) {
+        List<Workflow> workflowList = new ArrayList<>(numOfWorkflows);
+        for (int i = 0; i < numOfWorkflows; i++) {
+            workflowList.add(createWorkflow(i, true));
+        }
+
+        return workflowList;
+    }
+
+    private Workflow createWorkflow(int workflowPropertySuffix, boolean createId) {
+        Workflow workflow = new Workflow();
+        if (createId) {
+            workflow.setId("workflowId" + workflowPropertySuffix);
+        }
+        workflow.setName("workflowName" + workflowPropertySuffix);
+        workflow.setDescription("workflowDesc" + workflowPropertySuffix);
+
+        return workflow;
+    }
+}
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