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fix(benchpress): Update types for TypeScript nullability support

This commit is contained in:
Miško Hevery 2017-03-24 09:56:50 -07:00 committed by Hans
parent 075f3f8c9f
commit 14669f20bf
17 changed files with 70 additions and 69 deletions
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1
packages/benchpress/package.json
View File

@ -4,6 +4,7 @@
"description": "Benchpress - a framework for e2e performance tests",
"main": "index.js",
"typings": "./index.d.ts",
"strictNullChecks": true,
"dependencies": {
"@angular/core": "^2.0.0-rc.7",
"reflect-metadata": "^0.1.2",

2
packages/benchpress/src/firefox_extension/lib/parser_util.ts
View File

@ -16,7 +16,7 @@ export function convertPerfProfileToEvents(perfProfile: any): any[] {
const finishedEvents: {[key: string]: any}[] = []; // Event[] finished events
const addFinishedEvent = function(eventName: string, startTime: number, endTime: number) {
const categorizedEventName = categorizeEvent(eventName);
let args: {[key: string]: any} = undefined;
let args: {[key: string]: any}|undefined = undefined;
if (categorizedEventName == 'gc') {
// TODO: We cannot measure heap size at the moment
args = {usedHeapSize: 0};

32
packages/benchpress/src/metric/perflog_metric.ts
View File

@ -140,11 +140,11 @@ export class PerflogMetric extends Metric {
const markName = this._markName(this._measureCount - 1);
const nextMarkName = restart ? this._markName(this._measureCount++) : null;
return this._driverExtension.timeEnd(markName, nextMarkName)
.then((_) => this._readUntilEndMark(markName));
.then((_: any) => this._readUntilEndMark(markName));
}
private _readUntilEndMark(
markName: string, loopCount: number = 0, startEvent: PerfLogEvent = null) {
markName: string, loopCount: number = 0, startEvent: PerfLogEvent|null = null) {
if (loopCount > _MAX_RETRY_COUNT) {
throw new Error(`Tried too often to get the ending mark: ${loopCount}`);
}
@ -175,7 +175,7 @@ export class PerflogMetric extends Metric {
}
startEvent['ph'] = 'B';
endEvent['ph'] = 'E';
endEvent['ts'] = startEvent['ts'] + startEvent['dur'];
endEvent['ts'] = startEvent['ts'] ! + startEvent['dur'] !;
this._remainingEvents.push(startEvent);
this._remainingEvents.push(endEvent);
} else {
@ -185,13 +185,13 @@ export class PerflogMetric extends Metric {
if (needSort) {
// Need to sort because of the ph==='X' events
this._remainingEvents.sort((a, b) => {
const diff = a['ts'] - b['ts'];
const diff = a['ts'] ! - b['ts'] !;
return diff > 0 ? 1 : diff < 0 ? -1 : 0;
});
}
}
private _aggregateEvents(events: PerfLogEvent[], markName: string): {[key: string]: number} {
private _aggregateEvents(events: PerfLogEvent[], markName: string): {[key: string]: number}|null {
const result: {[key: string]: number} = {'scriptTime': 0, 'pureScriptTime': 0};
if (this._perfLogFeatures.gc) {
result['gcTime'] = 0;
@ -217,8 +217,8 @@ export class PerflogMetric extends Metric {
result['requestCount'] = 0;
}
let markStartEvent: PerfLogEvent = null;
let markEndEvent: PerfLogEvent = null;
let markStartEvent: PerfLogEvent = null !;
let markEndEvent: PerfLogEvent = null !;
events.forEach((event) => {
const ph = event['ph'];
const name = event['name'];
@ -242,8 +242,8 @@ export class PerflogMetric extends Metric {
const frameTimestamps: number[] = [];
const frameTimes: number[] = [];
let frameCaptureStartEvent: PerfLogEvent = null;
let frameCaptureEndEvent: PerfLogEvent = null;
let frameCaptureStartEvent: PerfLogEvent|null = null;
let frameCaptureEndEvent: PerfLogEvent|null = null;
const intervalStarts: {[key: string]: PerfLogEvent} = {};
const intervalStartCount: {[key: string]: number} = {};
@ -251,7 +251,7 @@ export class PerflogMetric extends Metric {
let inMeasureRange = false;
events.forEach((event) => {
const ph = event['ph'];
let name = event['name'];
let name = event['name'] !;
let microIterations = 1;
const microIterationsMatch = name.match(_MICRO_ITERATIONS_REGEX);
if (microIterationsMatch) {
@ -270,7 +270,7 @@ export class PerflogMetric extends Metric {
if (this._requestCount && name === 'sendRequest') {
result['requestCount'] += 1;
} else if (this._receivedData && name === 'receivedData' && ph === 'I') {
result['receivedData'] += event['args']['encodedDataLength'];
result['receivedData'] += event['args'] !['encodedDataLength'] !;
}
if (ph === 'B' && name === _MARK_NAME_FRAME_CAPTURE) {
if (frameCaptureStartEvent) {
@ -289,7 +289,7 @@ export class PerflogMetric extends Metric {
}
if (ph === 'I' && frameCaptureStartEvent && !frameCaptureEndEvent && name === 'frame') {
frameTimestamps.push(event['ts']);
frameTimestamps.push(event['ts'] !);
if (frameTimestamps.length >= 2) {
frameTimes.push(
frameTimestamps[frameTimestamps.length - 1] -
@ -308,14 +308,14 @@ export class PerflogMetric extends Metric {
intervalStartCount[name]--;
if (intervalStartCount[name] === 0) {
const startEvent = intervalStarts[name];
const duration = (event['ts'] - startEvent['ts']);
intervalStarts[name] = null;
const duration = (event['ts'] ! - startEvent['ts'] !);
intervalStarts[name] = null !;
if (name === 'gc') {
result['gcTime'] += duration;
const amount =
(startEvent['args']['usedHeapSize'] - event['args']['usedHeapSize']) / 1000;
(startEvent['args'] !['usedHeapSize'] ! - event['args'] !['usedHeapSize'] !) / 1000;
result['gcAmount'] += amount;
const majorGc = event['args']['majorGc'];
const majorGc = event['args'] !['majorGc'];
if (majorGc && majorGc) {
result['majorGcTime'] += duration;
}

4
packages/benchpress/src/sampler.ts
View File

@ -48,7 +48,7 @@ export class Sampler {
}
private _iterate(lastState: SampleState): Promise<SampleState> {
let resultPromise: Promise<SampleState>;
let resultPromise: Promise<SampleState|null>;
if (this._prepare !== Options.NO_PREPARE) {
resultPromise = this._driver.waitFor(this._prepare);
} else {
@ -76,5 +76,5 @@ export class Sampler {
}
export class SampleState {
constructor(public completeSample: MeasureValues[], public validSample: MeasureValues[]) {}
constructor(public completeSample: MeasureValues[], public validSample: MeasureValues[]|null) {}
}

2
packages/benchpress/src/validator.ts
View File

@ -17,7 +17,7 @@ export abstract class Validator {
/**
* Calculates a valid sample out of the complete sample
*/
validate(completeSample: MeasureValues[]): MeasureValues[] { throw new Error('NYI'); }
validate(completeSample: MeasureValues[]): MeasureValues[]|null { throw new Error('NYI'); }
/**
* Returns a Map that describes the properties of the validator

2
packages/benchpress/src/validator/regression_slope_validator.ts
View File

@ -35,7 +35,7 @@ export class RegressionSlopeValidator extends Validator {
return {'sampleSize': this._sampleSize, 'regressionSlopeMetric': this._metric};
}
validate(completeSample: MeasureValues[]): MeasureValues[] {
validate(completeSample: MeasureValues[]): MeasureValues[]|null {
if (completeSample.length >= this._sampleSize) {
const latestSample =
completeSample.slice(completeSample.length - this._sampleSize, completeSample.length);

2
packages/benchpress/src/validator/size_validator.ts
View File

@ -23,7 +23,7 @@ export class SizeValidator extends Validator {
describe(): {[key: string]: any} { return {'sampleSize': this._sampleSize}; }
validate(completeSample: MeasureValues[]): MeasureValues[] {
validate(completeSample: MeasureValues[]): MeasureValues[]|null {
if (completeSample.length >= this._sampleSize) {
return completeSample.slice(completeSample.length - this._sampleSize, completeSample.length);
} else {

4
packages/benchpress/src/web_driver_extension.ts
View File

@ -43,7 +43,7 @@ export abstract class WebDriverExtension {
{
provide: WebDriverExtension,
useFactory: (children: WebDriverExtension[], capabilities: {[key: string]: any}) => {
let delegate: WebDriverExtension;
let delegate: WebDriverExtension = undefined !;
children.forEach(extension => {
if (extension.supports(capabilities)) {
delegate = extension;
@ -64,7 +64,7 @@ export abstract class WebDriverExtension {
timeBegin(name: string): Promise<any> { throw new Error('NYI'); }
timeEnd(name: string, restartName: string): Promise<any> { throw new Error('NYI'); }
timeEnd(name: string, restartName: string|null): Promise<any> { throw new Error('NYI'); }
/**
* Format:

8
packages/benchpress/src/webdriver/chrome_driver_extension.ts
View File

@ -51,7 +51,7 @@ export class ChromeDriverExtension extends WebDriverExtension {
return this._driver.executeScript(`console.time('${name}');`);
}
timeEnd(name: string, restartName: string = null): Promise<any> {
timeEnd(name: string, restartName: string|null = null): Promise<any> {
let script = `console.timeEnd('${name}');`;
if (restartName) {
script += `console.time('${restartName}');`;
@ -82,14 +82,14 @@ export class ChromeDriverExtension extends WebDriverExtension {
}
private _convertPerfRecordsToEvents(
chromeEvents: Array<{[key: string]: any}>, normalizedEvents: PerfLogEvent[] = null) {
chromeEvents: Array<{[key: string]: any}>, normalizedEvents: PerfLogEvent[]|null = null) {
if (!normalizedEvents) {
normalizedEvents = [];
}
chromeEvents.forEach((event) => {
const categories = this._parseCategories(event['cat']);
const normalizedEvent = this._convertEvent(event, categories);
if (normalizedEvent != null) normalizedEvents.push(normalizedEvent);
if (normalizedEvent != null) normalizedEvents !.push(normalizedEvent);
});
return normalizedEvents;
}
@ -167,7 +167,7 @@ export class ChromeDriverExtension extends WebDriverExtension {
private _isEvent(
eventCategories: string[], eventName: string, expectedCategories: string[],
expectedName: string = null): boolean {
expectedName: string|null = null): boolean {
const hasCategories = expectedCategories.reduce(
(value, cat) => value && eventCategories.indexOf(cat) !== -1, true);
return !expectedName ? hasCategories : hasCategories && eventName === expectedName;

2
packages/benchpress/src/webdriver/firefox_driver_extension.ts
View File

@ -32,7 +32,7 @@ export class FirefoxDriverExtension extends WebDriverExtension {
return this._driver.executeScript('window.markStart("' + name + '");');
}
timeEnd(name: string, restartName: string = null): Promise<any> {
timeEnd(name: string, restartName: string|null = null): Promise<any> {
let script = 'window.markEnd("' + name + '");';
if (restartName != null) {
script += 'window.markStart("' + restartName + '");';

16
packages/benchpress/src/webdriver/ios_driver_extension.ts
View File

@ -23,7 +23,7 @@ export class IOsDriverExtension extends WebDriverExtension {
return this._driver.executeScript(`console.time('${name}');`);
}
timeEnd(name: string, restartName: string = null): Promise<any> {
timeEnd(name: string, restartName: string|null = null): Promise<any> {
let script = `console.timeEnd('${name}');`;
if (restartName != null) {
script += `console.time('${restartName}');`;
@ -50,28 +50,28 @@ export class IOsDriverExtension extends WebDriverExtension {
}
/** @internal */
private _convertPerfRecordsToEvents(records: any[], events: PerfLogEvent[] = null) {
private _convertPerfRecordsToEvents(records: any[], events: PerfLogEvent[]|null = null) {
if (!events) {
events = [];
}
records.forEach((record) => {
let endEvent: PerfLogEvent = null;
let endEvent: PerfLogEvent|null = null;
const type = record['type'];
const data = record['data'];
const startTime = record['startTime'];
const endTime = record['endTime'];
if (type === 'FunctionCall' && (data == null || data['scriptName'] !== 'InjectedScript')) {
events.push(createStartEvent('script', startTime));
events !.push(createStartEvent('script', startTime));
endEvent = createEndEvent('script', endTime);
} else if (type === 'Time') {
events.push(createMarkStartEvent(data['message'], startTime));
events !.push(createMarkStartEvent(data['message'], startTime));
} else if (type === 'TimeEnd') {
events.push(createMarkEndEvent(data['message'], startTime));
events !.push(createMarkEndEvent(data['message'], startTime));
} else if (
type === 'RecalculateStyles' || type === 'Layout' || type === 'UpdateLayerTree' ||
type === 'Paint' || type === 'Rasterize' || type === 'CompositeLayers') {
events.push(createStartEvent('render', startTime));
events !.push(createStartEvent('render', startTime));
endEvent = createEndEvent('render', endTime);
}
// Note: ios used to support GCEvent up until iOS 6 :-(
@ -79,7 +79,7 @@ export class IOsDriverExtension extends WebDriverExtension {
this._convertPerfRecordsToEvents(record['children'], events);
}
if (endEvent != null) {
events.push(endEvent);
events !.push(endEvent);
}
});
return events;

28
packages/benchpress/test/metric/perflog_metric_spec.ts
View File

@ -80,7 +80,7 @@ export function main() {
sortedKeys(createMetric([[]], new PerfLogFeatures({render: true, gc: false})).describe()))
.toEqual(['pureScriptTime', 'renderTime', 'scriptTime']);
expect(sortedKeys(createMetric([[]], null).describe())).toEqual([
expect(sortedKeys(createMetric([[]], null !).describe())).toEqual([
'gcAmount', 'gcTime', 'majorGcTime', 'pureScriptTime', 'renderTime', 'scriptTime'
]);
@ -102,7 +102,7 @@ export function main() {
it('should describe itself based on micro metrics', () => {
const description =
createMetric([[]], null, {microMetrics: {'myMicroMetric': 'someDesc'}}).describe();
createMetric([[]], null !, {microMetrics: {'myMicroMetric': 'someDesc'}}).describe();
expect(description['myMicroMetric']).toEqual('someDesc');
});
@ -130,7 +130,7 @@ export function main() {
it('should not force gc and mark the timeline',
inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
const metric = createMetric([[]], null);
const metric = createMetric([[]], null !);
metric.beginMeasure().then((_) => {
expect(commandLog).toEqual([['timeBegin', 'benchpress0']]);
@ -140,7 +140,7 @@ export function main() {
it('should force gc and mark the timeline',
inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
const metric = createMetric([[]], null, {forceGc: true});
const metric = createMetric([[]], null !, {forceGc: true});
metric.beginMeasure().then((_) => {
expect(commandLog).toEqual([['gc'], ['timeBegin', 'benchpress0']]);
@ -158,7 +158,7 @@ export function main() {
eventFactory.markStart('benchpress0', 0), eventFactory.start('script', 4),
eventFactory.end('script', 6), eventFactory.markEnd('benchpress0', 10)
]];
const metric = createMetric(events, null);
const metric = createMetric(events, null !);
metric.beginMeasure().then((_) => metric.endMeasure(false)).then((data) => {
expect(commandLog).toEqual([
['timeBegin', 'benchpress0'], ['timeEnd', 'benchpress0', null], 'readPerfLog'
@ -177,7 +177,7 @@ export function main() {
eventFactory.start('script', 8), eventFactory.end('script', 9),
eventFactory.markEnd('benchpress0', 10)
]];
const metric = createMetric(events, null);
const metric = createMetric(events, null !);
metric.beginMeasure().then((_) => metric.endMeasure(false)).then((data) => {
expect(data['scriptTime']).toBe(1);
@ -194,7 +194,7 @@ export function main() {
],
[eventFactory.markEnd('benchpress1', 3)]
];
const metric = createMetric(events, null);
const metric = createMetric(events, null !);
metric.beginMeasure()
.then((_) => metric.endMeasure(true))
.then((_) => metric.endMeasure(true))
@ -218,7 +218,7 @@ export function main() {
eventFactory.markEnd('benchpress0', 10)
]
];
const metric = createMetric(events, null);
const metric = createMetric(events, null !);
metric.beginMeasure().then((_) => metric.endMeasure(false)).then((data) => {
expect(commandLog).toEqual([
['timeBegin', 'benchpress0'], ['timeEnd', 'benchpress0', null], 'readPerfLog',
@ -243,7 +243,7 @@ export function main() {
eventFactory.markEnd('benchpress1', 6)
]
];
const metric = createMetric(events, null);
const metric = createMetric(events, null !);
metric.beginMeasure()
.then((_) => metric.endMeasure(true))
.then((data) => {
@ -275,7 +275,7 @@ export function main() {
});
it('should measure forced gc', inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
const metric = createMetric(events, null, {forceGc: true});
const metric = createMetric(events, null !, {forceGc: true});
metric.beginMeasure().then((_) => metric.endMeasure(false)).then((data) => {
expect(commandLog).toEqual([
['gc'], ['timeBegin', 'benchpress0'], ['timeEnd', 'benchpress0', 'benchpress1'],
@ -290,7 +290,7 @@ export function main() {
it('should restart after the forced gc if needed',
inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
const metric = createMetric(events, null, {forceGc: true});
const metric = createMetric(events, null !, {forceGc: true});
metric.beginMeasure().then((_) => metric.endMeasure(true)).then((data) => {
expect(commandLog[5]).toEqual(['timeEnd', 'benchpress1', 'benchpress2']);
@ -312,7 +312,7 @@ export function main() {
} = {}) {
events.unshift(eventFactory.markStart('benchpress0', 0));
events.push(eventFactory.markEnd('benchpress0', 10));
const metric = createMetric([events], null, {
const metric = createMetric([events], null !, {
microMetrics: microMetrics,
captureFrames: captureFrames,
receivedData: receivedData,
@ -510,7 +510,7 @@ export function main() {
otherProcessEventFactory.end('script', 17, null),
eventFactory.markEnd('benchpress0', 20)
]],
null);
null !);
metric.beginMeasure().then((_) => metric.endMeasure(false)).then((data) => {
expect(data['scriptTime']).toBe(5);
async.done();
@ -674,7 +674,7 @@ class MockDriverExtension extends WebDriverExtension {
return Promise.resolve(null);
}
timeEnd(name: string, restartName: string): Promise<any> {
timeEnd(name: string, restartName: string|null): Promise<any> {
this._commandLog.push(['timeEnd', name, restartName]);
return Promise.resolve(null);
}

2
packages/benchpress/test/reporter/console_reporter_spec.ts
View File

@ -33,7 +33,7 @@ export function main() {
const providers: Provider[] = [
ConsoleReporter.PROVIDERS, {
provide: SampleDescription,
useValue: new SampleDescription(sampleId, descriptions, metrics)
useValue: new SampleDescription(sampleId, descriptions, metrics !)
},
{provide: ConsoleReporter.PRINT, useValue: (line: string) => log.push(line)}
];

6
packages/benchpress/test/runner_spec.ts
View File

@ -15,7 +15,7 @@ export function main() {
let injector: ReflectiveInjector;
let runner: Runner;
function createRunner(defaultProviders: any[] = null): Runner {
function createRunner(defaultProviders?: any[]): Runner {
if (!defaultProviders) {
defaultProviders = [];
}
@ -121,7 +121,7 @@ export function main() {
class MockWebDriverAdapter extends WebDriverAdapter {
executeScript(script: string): Promise<string> { return Promise.resolve('someUserAgent'); }
capabilities(): Promise<Map<string, any>> { return null; }
capabilities(): Promise<Map<string, any>> { return null !; }
}
class MockValidator extends Validator {
@ -135,6 +135,6 @@ class MockMetric extends Metric {
}
class MockSampler extends Sampler {
constructor() { super(null, null, null, null, null, null, null); }
constructor() { super(null !, null !, null !, null !, null !, null !, null !); }
sample(): Promise<SampleState> { return Promise.resolve(new SampleState([], [])); }
}

13
packages/benchpress/test/sampler_spec.ts
View File

@ -147,7 +147,7 @@ export function main() {
it('should call the validator for every execution and store the valid sample',
inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
const log: any[] = [];
const validSample = [mv(null, null, {})];
const validSample = [mv(null !, null !, {})];
createSampler({
metric: createCountingMetric(),
@ -174,7 +174,7 @@ export function main() {
it('should report the metric values',
inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
const log: any[] = [];
const validSample = [mv(null, null, {})];
const validSample = [mv(null !, null !, {})];
createSampler({
validator: createCountingValidator(2, validSample),
metric: createCountingMetric(),
@ -206,8 +206,7 @@ function mv(runIndex: number, time: number, values: {[key: string]: number}) {
return new MeasureValues(runIndex, new Date(time), values);
}
function createCountingValidator(
count: number, validSample: MeasureValues[] = null, log: any[] = []) {
function createCountingValidator(count: number, validSample?: MeasureValues[], log: any[] = []) {
return new MockValidator(log, (completeSample: MeasureValues[]) => {
count--;
if (count === 0) {
@ -224,7 +223,7 @@ function createCountingMetric(log: any[] = []) {
}
class MockDriverAdapter extends WebDriverAdapter {
constructor(private _log: any[] = [], private _waitFor: Function = null) { super(); }
constructor(private _log: any[] = [], private _waitFor: Function|null = null) { super(); }
waitFor(callback: Function): Promise<any> {
if (this._waitFor != null) {
return this._waitFor(callback);
@ -236,7 +235,7 @@ class MockDriverAdapter extends WebDriverAdapter {
class MockValidator extends Validator {
constructor(private _log: any[] = [], private _validate: Function = null) { super(); }
constructor(private _log: any[] = [], private _validate: Function|null = null) { super(); }
validate(completeSample: MeasureValues[]): MeasureValues[] {
const stableSample = this._validate != null ? this._validate(completeSample) : completeSample;
this._log.push(['validate', completeSample, stableSample]);
@ -245,7 +244,7 @@ class MockValidator extends Validator {
}
class MockMetric extends Metric {
constructor(private _log: any[] = [], private _endMeasure: Function = null) { super(); }
constructor(private _log: any[] = [], private _endMeasure: Function|null = null) { super(); }
beginMeasure() {
this._log.push(['beginMeasure']);
return Promise.resolve(null);

6
packages/benchpress/test/webdriver/chrome_driver_extension_spec.ts
View File

@ -32,7 +32,7 @@ export function main() {
const normEvents = new TraceEventFactory('timeline', 'pid0');
function createExtension(
perfRecords: any[] = null, userAgent: string = null,
perfRecords: any[] | null = null, userAgent: string | null = null,
messageMethod = 'Tracing.dataCollected'): WebDriverExtension {
if (!perfRecords) {
perfRecords = [];
@ -392,7 +392,7 @@ class MockDriverAdapter extends WebDriverAdapter {
return Promise.resolve(null);
}
logs(type: string) {
logs(type: string): Promise<any[]> {
this._log.push(['logs', type]);
if (type === 'performance') {
return Promise.resolve(this._events.map(
@ -401,7 +401,7 @@ class MockDriverAdapter extends WebDriverAdapter {
{'message': {'method': this._messageMethod, 'params': event}}, null, 2)
})));
} else {
return null;
return null !;
}
}
}

9
packages/benchpress/test/webdriver/ios_driver_extension_spec.ts
View File

@ -18,7 +18,7 @@ export function main() {
const normEvents = new TraceEventFactory('timeline', 'pid0');
function createExtension(perfRecords: any[] = null): WebDriverExtension {
function createExtension(perfRecords: any[] | null = null): WebDriverExtension {
if (!perfRecords) {
perfRecords = [];
}
@ -154,7 +154,8 @@ function timeEndRecord(name: string, time: number) {
return {'type': 'TimeEnd', 'startTime': time, 'data': {'message': name}};
}
function durationRecord(type: string, startTime: number, endTime: number, children: any[] = null) {
function durationRecord(
type: string, startTime: number, endTime: number, children: any[] | null = null) {
if (!children) {
children = [];
}
@ -178,7 +179,7 @@ class MockDriverAdapter extends WebDriverAdapter {
return Promise.resolve(null);
}
logs(type: string) {
logs(type: string): Promise<any[]> {
this._log.push(['logs', type]);
if (type === 'performance') {
return Promise.resolve(this._perfRecords.map(function(record) {
@ -189,7 +190,7 @@ class MockDriverAdapter extends WebDriverAdapter {
};
}));
} else {
return null;
return null !;
}
}
}