[inspector] implemented blackboxing inside v8

test/inspector/debugger/framework-stepping.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.
+
+print('Checks stepping with blackboxed frames on stack');
+
+InspectorTest.addScript(
+    `
+function frameworkCall(funcs) {
+  for (var f of funcs) f();
+}
+
+function frameworkBreakAndCall(funcs) {
+  debugger;
+  for (var f of funcs) f();
+}
+//# sourceURL=framework.js`,
+    8, 4);
+
+InspectorTest.addScript(
+    `
+function userFoo() {
+  return 1;
+}
+
+function userBoo() {
+  return 2;
+}
+
+function testStepFromUser() {
+  frameworkCall([userFoo, userBoo])
+}
+
+function testStepFromFramework() {
+  frameworkBreakAndCall([userFoo, userBoo]);
+}
+//# sourceURL=user.js`,
+    21, 4);
+
+InspectorTest.setupScriptMap();
+
+Protocol.Debugger.enable()
+    .then(
+        () => Protocol.Debugger.setBlackboxPatterns(
+            {patterns: ['framework\.js']}))
+    .then(() => InspectorTest.runTestSuite(testSuite));
+
+var testSuite = [
+  function testStepIntoFromUser(next) {
+    schedulePauseOnNextStatement('', '');
+    test('testStepFromUser()', [
+      'print',                          // before testStepFromUser call
+      'stepInto', 'stepInto', 'print',  // userFoo
+      'stepInto', 'stepInto', 'print',  // userBoo
+      'stepInto', 'stepInto', 'print'   // testStepFromUser
+    ]).then(next);
+  },
+
+  function testStepOverFromUser(next) {
+    schedulePauseOnNextStatement('', '');
+    test('testStepFromUser()', [
+      'print',                          // before testStepFromUser call
+      'stepInto', 'stepInto', 'print',  // userFoo
+      'stepOver', 'stepOver', 'print',  // userBoo
+      'stepOver', 'stepOver', 'print'   // testStepFromUser
+    ]).then(next);
+  },
+
+  function testStepOutFromUser(next) {
+    schedulePauseOnNextStatement('', '');
+    test('testStepFromUser()', [
+      'print',                          // before testStepFromUser call
+      'stepInto', 'stepInto', 'print',  // userFoo
+      'stepOut', 'print'                // testStepFromUser
+    ]).then(next);
+  },
+
+  function testStepIntoFromFramework(next) {
+    test('testStepFromFramework()', [
+      'print',              // frameworkBreakAndCall
+      'stepInto', 'print',  // userFoo
+    ]).then(next);
+  },
+
+  function testStepOverFromFramework(next) {
+    test('testStepFromFramework()', [
+      'print',              // frameworkBreakAndCall
+      'stepOver', 'print',  // testStepFromFramework
+    ]).then(next);
+  },
+
+  function testStepOutFromFramework(next) {
+    test('testStepFromFramework()', [
+      'print',             // frameworkBreakAndCall
+      'stepOut', 'print',  // testStepFromFramework
+    ]).then(next);
+  }
+];
+
+function test(entryExpression, actions) {
+  Protocol.Debugger.onPaused(message => {
+    var action = actions.shift() || 'resume';
+    if (action === 'print') {
+      InspectorTest.logCallFrames(message.params.callFrames);
+      InspectorTest.log('');
+      action = actions.shift() || 'resume';
+    }
+    if (action) InspectorTest.log(`Executing ${action}...`);
+    Protocol.Debugger[action]();
+  });
+  return Protocol.Runtime.evaluate(
+      {expression: entryExpression + '//# sourceURL=expr.js'});
+}