TDD FormGetResponder

onlyskin · onlyskin · commit e48ceac2bb4f · 2017-12-19T19:19:37.000+02:00
diff --git a/src/main/java/httpserver/responder/FormGetResponder.java b/src/main/java/httpserver/responder/FormGetResponder.java
@@ -4,6 +4,7 @@
 import httpserver.Request;
 import httpserver.file.FileOperator;
 import httpserver.file.PathExaminer;
+import httpserver.response.NotFoundResponse;
 import httpserver.response.OkResponse;
 import httpserver.response.Response;
 
diff --git a/src/test/java/httpserver/responder/FormGetResponderTest.java b/src/test/java/httpserver/responder/FormGetResponderTest.java
@@ -0,0 +1,68 @@
+package httpserver.responder;
+
+import httpserver.AppConfig;
+import httpserver.Request;
+import httpserver.file.FileOperator;
+import httpserver.file.PathExaminer;
+import httpserver.header.Header;
+import httpserver.response.Response;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.nio.file.Path;
+
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.*;
+
+public class FormGetResponderTest {
+    private final FormGetResponder formGetResponder;
+    private final PathExaminer pathExaminerMock;
+    private final FileOperator fileOperatorMock;
+    private final Path rootMock;
+    private final Path fullPathMock;
+    private final byte[] fileContentsMock;
+    private final AppConfig appConfigMock;
+    private final String pathString;
+
+    public FormGetResponderTest() throws IOException {
+        rootMock = mock(Path.class);
+        pathString = "/form";
+        fileContentsMock = "file contents mock".getBytes();
+        fullPathMock = mock(Path.class);
+        pathExaminerMock = mock(PathExaminer.class);
+        when(pathExaminerMock.getFullPath(rootMock, pathString)).thenReturn(fullPathMock);
+        fileOperatorMock = mock(FileOperator.class);
+        when(fileOperatorMock.readContents(fullPathMock)).thenReturn(fileContentsMock);
+        appConfigMock = mock(AppConfig.class);
+        when(appConfigMock.getRoot()).thenReturn(rootMock);
+        formGetResponder = new FormGetResponder(pathExaminerMock, fileOperatorMock);
+    }
+    
+    @Test
+    public void returnsOkResponse() throws Exception {
+        when(pathExaminerMock.pathExists(any())).thenReturn(true);
+        Request request = new Request("GET", pathString, new Header[0], "");
+
+        Response response = formGetResponder.respond(appConfigMock, request);
+
+        verify(pathExaminerMock).pathExists(fullPathMock);
+        assertEquals(200, response.getStatusCode());
+        assertEquals("file contents mock", new String(response.getPayload()));
+    }
+
+    @Test
+    public void createsFormFileIfDoesntExist() throws Exception {
+        when(pathExaminerMock.pathExists(any())).thenReturn(false);
+        Request request = new Request("GET", pathString, new Header[0], "");
+
+        Response response = formGetResponder.respond(appConfigMock, request);
+
+        verify(fileOperatorMock).createFileAtPath(fullPathMock);
+    }
+
+    @Test
+    public void formIsAllowed() throws Exception {
+        assertTrue(formGetResponder.allowed("/form"));
+        assertFalse(formGetResponder.allowed("/other"));
+    }
+}
