AppCode:Debugger: selecting user frame on stops (OC-1652), displaying signal/exception description (OC-3807)

(cherry-picked from f6539cb)

platform/xdebugger-impl/testSrc/com/intellij/xdebugger/XDebuggerTestUtil.java

@@ -24,6 +24,7 @@ import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Disposer;
 import com.intellij.openapi.util.Pair;
 import com.intellij.openapi.util.Ref;
+import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.testFramework.UsefulTestCase;
 import com.intellij.util.ui.UIUtil;
@@ -278,6 +279,20 @@ public class XDebuggerTestUtil {
     UsefulTestCase.assertOrderedEquals(actualNames, expectedNames);
   }
 
+  public static void assertVariablesContain(List<XValue> vars, String... names) throws InterruptedException {
+    List<String> expectedNames = new ArrayList<String>(Arrays.asList(names));
+
+    List<String> actualNames = new ArrayList<String>();
+    for (XValue each : vars) {
+      actualNames.add(computePresentation(each).myName);
+    }
+
+    expectedNames.removeAll(actualNames);
+    UsefulTestCase.assertTrue("Missing variables:" + StringUtil.join(expectedNames, ", ")
+                              + "\nAll Variables: " + StringUtil.join(actualNames, ", "),
+                              expectedNames.isEmpty());
+  }
+
   public static void assertSourcePosition(final XValue value, VirtualFile file, int offset) {
     final XTestNavigatable n = new XTestNavigatable();
     ApplicationManager.getApplication().runReadAction(new Runnable() {