HgConfig tests added; static getRepositoryNamedConfig method added to Util class

plugins/hg4idea/src/org/zmlx/hg4idea/util/HgUtil.java

@@ -567,4 +567,10 @@ public abstract class HgUtil {
     HgRepository hgRepository = getRepositoryManager(project).getRepositoryForRoot(root);
     return hgRepository != null ? hgRepository.getRepositoryConfig().getDefaultPushPath() : null;
   }
+
+  @Nullable
+  public static String getRepositoryNamedConfig(@NotNull Project project, @NotNull VirtualFile root, @Nullable String configName) {
+    HgRepository hgRepository = getRepositoryManager(project).getRepositoryForRoot(root);
+    return hgRepository != null ? hgRepository.getRepositoryConfig().getNamedConfig(configName) : null;
+  }
 }

plugins/hg4idea/testSrc/hg4idea/test/config/HgConfigTest.java

@@ -0,0 +1,46 @@
+package hg4idea.test.config;
+
+import com.intellij.openapi.util.io.FileUtil;
+import hg4idea.test.HgPlatformTest;
+import org.zmlx.hg4idea.repo.HgRepository;
+import org.zmlx.hg4idea.util.HgUtil;
+
+import java.io.File;
+import java.io.IOException;
+
+import static com.intellij.dvcs.test.Executor.cd;
+
+/**
+ * @author Nadya Zabrodina
+ */
+public class HgConfigTest extends HgPlatformTest {
+
+  @Override
+  public void setUp() throws Exception {
+    super.setUp();
+    prepareSecondRepository();
+  }
+
+  public void testDefaultPathInClonedRepo() {
+    cd(myChildRepo);
+    assertEquals(myRepository.getCanonicalPath(), HgUtil.getRepositoryDefaultPath(myProject, myChildRepo));
+  }
+
+  public void testLargeExtensionInClonedRepo() {
+    cd(myChildRepo);
+    File hgrc = new File(new File(myChildRepo.getPath(), ".hg"), "hgrc");
+    assert hgrc.exists();
+    try {
+      FileUtil.appendToFile(hgrc, "\n[extensions]\n" +
+                                  "largefiles =");
+    }
+    catch (IOException e) {
+      e.printStackTrace();
+      fail("Can not update hgrc file.");
+    }
+    HgRepository hgRepository = HgUtil.getRepositoryManager(myProject).getRepositoryForRoot(myChildRepo);
+    assertNotNull(hgRepository);
+    hgRepository.getRepositoryConfig().update(myProject, null);
+    assertNotNull(HgUtil.getRepositoryNamedConfig(myProject, myChildRepo, "extensions.largefiles"));
+  }
+}