Try to download file if it's not in the git tree

services/git-bridge/src/test/java/uk/ac/ic/wlgitbridge/data/model/ResourceFetcherTest.java

@@ -0,0 +1,91 @@
+package uk.ac.ic.wlgitbridge.data.model;
+
+import static org.junit.Assert.*;
+import static org.junit.Assert.assertEquals;
+import static org.mockserver.model.HttpRequest.request;
+import static org.mockserver.model.HttpResponse.response;
+
+import org.eclipse.jgit.lib.*;
+import org.eclipse.jgit.storage.file.FileRepositoryBuilder;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+import org.mockserver.client.server.MockServerClient;
+import org.mockserver.junit.MockServerRule;
+import uk.ac.ic.wlgitbridge.data.model.db.PersistentStore;
+
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Created by m on 20/11/15.
+ */
+public class ResourceFetcherTest {
+    @Rule
+    public MockServerRule mockServerRule = new MockServerRule(this);
+
+    private MockServerClient mockServerClient;
+
+    @Test
+    public void fetchesFilesThatAreMissingFromUrlStoreCache() throws IOException {
+        final String testProjectName = "123abc";
+        final String testUrl = "http://localhost:" + mockServerRule.getHttpPort() + "/123abc";
+
+        mockServerClient.when(
+            request()
+            .withMethod("GET")
+            .withPath("/123abc")
+        )
+        .respond(
+            response()
+            .withStatusCode(200)
+            .withBody("content")
+        );
+
+        final PersistentStore persistentStore = new PersistentStore() {
+            @Override
+            public List<String> getProjectNames() {
+                return null;
+            }
+
+            @Override
+            public void setLatestVersionForProject(String project, int versionID) {
+
+            }
+
+            @Override
+            public int getLatestVersionForProject(String project) {
+                return 0;
+            }
+
+            @Override
+            public void addURLIndexForProject(String projectName, String url, String path) {
+
+            }
+
+            @Override
+            public void deleteFilesForProject(String project, String... files) {
+
+            }
+
+            @Override
+            public String getPathForURLInProject(String projectName, String url) {
+                assertEquals(testProjectName, projectName);
+                assertEquals(testUrl, url);
+                return "missingPath";
+            }
+        };
+
+        ResourceFetcher resourceFetcher = new ResourceFetcher(persistentStore);
+        TemporaryFolder repositoryFolder = new TemporaryFolder();
+        repositoryFolder.create();
+        Repository repository = new FileRepositoryBuilder().setWorkTree(repositoryFolder.getRoot()).build();
+        Map<String, byte[]> fetchedUrls = new HashMap<String, byte[]>();
+        resourceFetcher.get(testProjectName, testUrl, "testPath", repository, fetchedUrls);
+                //     public RawFile get(String projectName, String url, String newPath, Repository repository, Map<String, byte[]> fetchedUrls) throws IOException {
+
+    }
+}