Check for Mercurial before setting up test project

plugins/hg4idea/testSrc/hg4idea/test/HgExecutor.java

@@ -29,29 +29,13 @@ public class HgExecutor extends Executor {
   private static final String HG_EXECUTABLE_ENV = "IDEA_TEST_HG_EXECUTABLE";
   //private static final String TEAMCITY_HG_EXECUTABLE_ENV = "TEAMCITY_HG_PATH";   //todo var for server testing
 
-  private static boolean myVersionPrinted;
-  private static final String HG_EXECUTABLE = findHgExecutable();
-
-  private static String findHgExecutable() {
-    return findExecutable("hg", "hg", "hg.exe", Arrays.asList(HG_EXECUTABLE_ENV));
-  }
+  private static final String HG_EXECUTABLE = findExecutable("hg", "hg", "hg.exe", Arrays.asList(HG_EXECUTABLE_ENV));
 
   public static String hg(String command) {
-    printVersionTheFirstTime();
     List<String> split = StringUtil.split(command, " ");
     split.add(0, HG_EXECUTABLE);
     log("hg " + command);
-    for(int attempt = 0; attempt < 3; attempt++) {
-      return run(split);
-    }
-    throw new RuntimeException("fatal error during execution of Hg command: " + command);
+    return run(split);
   }
 
-  private static void printVersionTheFirstTime() {
-    if (!myVersionPrinted) {
-      myVersionPrinted = true;
-      hg("version");
-    }
-  }
 }
-

plugins/hg4idea/testSrc/hg4idea/test/HgPlatformTest.java

@@ -55,6 +55,9 @@ public abstract class HgPlatformTest extends LightPlatformTestCase {
 
   @Override
   protected void setUp() throws Exception {
+    cd(FileUtil.getTempDirectory());
+    hg("version");
+
     super.setUp();
 
     myProject = getProject();
@@ -65,11 +68,6 @@ public abstract class HgPlatformTest extends LightPlatformTestCase {
     setUpHgrc(myRepository);
   }
 
-  @Override
-  protected void tearDown() throws Exception {
-    super.tearDown();
-  }
-
   private static void setUpHgrc(VirtualFile repository) {
     cd(".hg");
     File pluginRoot = new File(PluginPathManager.getPluginHomePath("hg4idea"));