[inspector] V8DebuggerAgent should not resume break in different group

test/inspector/debugger/pause.js

 // Copyright 2017 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 InspectorTest.log('Checks Debugger.pause');
 
 InspectorTest.setupScriptMap();
 Protocol.Debugger.enable();
 InspectorTest.runAsyncTestSuite([
   async function testPause() {
@@ skipping 25 matching lines @@
   },
 
   async function testSkipOtherContext2() {
     let contextGroupId = utils.createContextGroup();
     Protocol.Debugger.enable({}, contextGroupId);
     Protocol.Debugger.pause({}, contextGroupId);
     Protocol.Runtime.evaluate({expression: 'var a = 42; //# sourceURL=framework.js'});
     Protocol.Runtime.evaluate({expression: 'var a = 239;'}, contextGroupId);
     Protocol.Runtime.evaluate({expression: 'var a = 1;'});
     await waitPauseAndDumpLocation();
-    await Protocol.Debugger.resume();
+    // should not resume pause from different context group id.
+    Protocol.Debugger.resume();
+    Protocol.Debugger.stepOver({}, contextGroupId);
+    await waitPauseAndDumpLocation();
+    await Protocol.Debugger.resume({}, contextGroupId);
     await Protocol.Debugger.disable({}, contextGroupId);
   },
 
   async function testWithNativeBreakpoint() {
     utils.schedulePauseOnNextStatement('', '');
     await Protocol.Debugger.pause();
     utils.cancelPauseOnNextStatement();
     Protocol.Runtime.evaluate({expression: 'var a = 42;'});
     await waitPauseAndDumpLocation();
     await Protocol.Debugger.resume();
@@ skipping 23 matching lines @@
     await Protocol.Debugger.resume();
   }
 ]);
 
 async function waitPauseAndDumpLocation() {
   var message = await Protocol.Debugger.oncePaused();
   InspectorTest.log('paused at:');
   await InspectorTest.logSourceLocation(message.params.callFrames[0].location);
   return message;
 }