[inspector] added restrictToFunction flag for getPossibleBreakpoints

test/inspector/debugger/get-possible-breakpoints-restrict-to-function.js

+// Copyright 2016 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 Debugger.getPossibleBreakpoints with ignoreNestedFunctions');
+
+var source = `
+function test() {
+  Array.from([1,2]).map(() => 1).filter(() => true);
+  function nested1() {
+    Array.from([1,2]).map(() => 1).filter(() => true);
+  }
+  function nested2() {
+    Array.from([1,2]).map(() => 1).filter(() => true);
+  }
+  nested1();
+  nested2();
+}
+//# sourceURL=test.js`;
+InspectorTest.addScript(source);
+
+var scriptId;
+Protocol.Debugger.onceScriptParsed().then(message => {
+  if (message.params.url === 'test.js')
+    scriptId = message.params.scriptId;
+}).then(() => InspectorTest.runTestSuite(tests));
+
+InspectorTest.setupScriptMap();
+Protocol.Debugger.onPaused(dumpBreakLocationInSourceAndResume);
+
+Protocol.Debugger.enable();
+var tests = [
+  function testWholeFunction(next) {
+    Protocol.Debugger.getPossibleBreakpoints({ start: location(1, 18), ignoreNestedFunctions: false })
+      .then(dumpAllLocations)
+      .then(next);
+  },
+
+  function testWholeFunctionWithoutNested(next) {
+    Protocol.Debugger.getPossibleBreakpoints({ start: location(1, 18), ignoreNestedFunctions: true })
+      .then(dumpAllLocations)
+      .then(next);
+  },
+
+  function testPartOfFunctionWithoutNested(next) {
+    Protocol.Debugger.getPossibleBreakpoints({ start: location(1, 18), end: location(2, 18), ignoreNestedFunctions: true })
+      .then(dumpAllLocations)
+      .then(next);
+  },
+
+  function testNestedFunction(next) {
+    Protocol.Debugger.getPossibleBreakpoints({ start: location(4, 0), ignoreNestedFunctions: true })
+      .then(dumpAllLocations)
+      .then(setAllBreakpoints)
+      .then(() => InspectorTest.log('Run test() to check breakpoints..'))
+      .then(() => Protocol.Runtime.evaluate({ expression: 'test()' }))
+      .then(next);
+  }
+];
+
+function location(lineNumber, columnNumber) {
+  return { lineNumber: lineNumber, columnNumber: columnNumber, scriptId: scriptId };
+}
+
+function setAllBreakpoints(message) {
+  var promises = [];
+  for (var location of message.result.locations)
+    promises.push(Protocol.Debugger.setBreakpoint({ location: location }).then(checkBreakpoint));
+  return Promise.all(promises);
+}
+
+function checkBreakpoint(message) {
+  if (message.error) {
+    InspectorTest.log('FAIL: error in setBreakpoint');
+    InspectorTest.logMessage(message);
+    return;
+  }
+  var id_data = message.result.breakpointId.split(':');
+  if (parseInt(id_data[1]) !== message.result.actualLocation.lineNumber || parseInt(id_data[2]) !== message.result.actualLocation.columnNumber) {
+    InspectorTest.log('FAIL: possible breakpoint was resolved in another location');
+  }
+}
+
+function dumpAllLocations(message) {
+  if (message.error) {
+    InspectorTest.logMessage(message);
+    return;
+  }
+
+  var sourceLines = source.split('\n')
+  var lineOffsets = Array(sourceLines.length).fill(0);
+  for (var location of message.result.locations) {
+    var lineNumber = location.lineNumber;
+    var columnNumber = location.columnNumber;
+    var line = sourceLines[lineNumber] || '';
+    var offset = lineOffsets[lineNumber];
+    line = line.slice(0, columnNumber + offset) + '#' + line.slice(columnNumber + offset);
+    ++lineOffsets[lineNumber];
+    sourceLines[lineNumber] = line;
+  }
+  InspectorTest.log(sourceLines.join('\n'));
+  return message;
+}
+
+function dumpBreakLocationInSourceAndResume(message) {
+  InspectorTest.logCallFrames([ message.params.callFrames[0] ]);
+
+  var location = message.params.callFrames[0].location;
+  var sourceLines = source.split('\n')
+
+  var lineNumber = location.lineNumber
+  var columnNumber = location.columnNumber;
+
+  var line = sourceLines[lineNumber];
+  line = line.slice(0, columnNumber) + '^' + line.slice(columnNumber);
+  sourceLines[lineNumber] = line;
+  InspectorTest.log(sourceLines.join('\n'));
+  InspectorTest.log('');
+  Protocol.Debugger.resume();
+}