error_test.js
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// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The SFC licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
'use strict';
describe('error', function() {
let assert = require('assert');
let error = require('../../lib/error');
describe('checkResponse', function() {
it('defaults to WebDriverError if type is unrecognized', function() {
assert.throws(
() => error.checkResponse({error: 'foo', message: 'hi there'}),
(e) => {
assert.equal(e.constructor, error.WebDriverError);
assert.equal(e.code, error.ErrorCode.UNKNOWN_ERROR);
return true;
});
});
it('does not throw if error property is not a string', function() {
let resp = {error: 123, message: 'abc123'};
let out = error.checkResponse(resp);
assert.strictEqual(out, resp);
});
test('unknown error', error.WebDriverError);
test('element not selectable', error.ElementNotSelectableError);
test('element not visible', error.ElementNotVisibleError);
test('invalid argument', error.InvalidArgumentError);
test('invalid cookie domain', error.InvalidCookieDomainError);
test('invalid element coordinates', error.InvalidElementCoordinatesError);
test('invalid element state', error.InvalidElementStateError);
test('invalid selector', error.InvalidSelectorError);
test('invalid session id', error.NoSuchSessionError);
test('javascript error', error.JavascriptError);
test('move target out of bounds', error.MoveTargetOutOfBoundsError);
test('no such alert', error.NoSuchAlertError);
test('no such element', error.NoSuchElementError);
test('no such frame', error.NoSuchFrameError);
test('no such window', error.NoSuchWindowError);
test('script timeout', error.ScriptTimeoutError);
test('session not created', error.SessionNotCreatedError);
test('stale element reference', error.StaleElementReferenceError);
test('timeout', error.TimeoutError);
test('unable to set cookie', error.UnableToSetCookieError);
test('unable to capture screen', error.UnableToCaptureScreenError);
test('unexpected alert open', error.UnexpectedAlertOpenError);
test('unknown command', error.UnknownCommandError);
test('unknown method', error.UnknownMethodError);
test('unsupported operation', error.UnsupportedOperationError);
function test(status, expectedType) {
it(`"${status}" => ${expectedType.name}`, function() {
assert.throws(
() => error.checkResponse({error: status, message: 'oops'}),
(e) => {
assert.equal(expectedType, e.constructor);
assert.equal(e.message, 'oops');
return true;
});
});
}
});
describe('encodeError', function() {
describe('defaults to an unknown error', function() {
it('for a generic error value', function() {
runTest('hi', 'unknown error', 'hi');
runTest(1, 'unknown error', '1');
runTest({}, 'unknown error', '[object Object]');
});
it('for a generic Error object', function() {
runTest(Error('oops'), 'unknown error', 'oops');
runTest(TypeError('bad value'), 'unknown error', 'bad value');
});
});
test(error.WebDriverError, 'unknown error');
test(error.ElementNotSelectableError, 'element not selectable');
test(error.ElementNotVisibleError, 'element not visible');
test(error.InvalidArgumentError, 'invalid argument');
test(error.InvalidCookieDomainError, 'invalid cookie domain');
test(error.InvalidElementStateError, 'invalid element state');
test(error.InvalidSelectorError, 'invalid selector');
test(error.NoSuchSessionError, 'invalid session id');
test(error.JavascriptError, 'javascript error');
test(error.MoveTargetOutOfBoundsError, 'move target out of bounds');
test(error.NoSuchAlertError, 'no such alert');
test(error.NoSuchElementError, 'no such element');
test(error.NoSuchFrameError, 'no such frame');
test(error.NoSuchWindowError, 'no such window');
test(error.ScriptTimeoutError, 'script timeout');
test(error.SessionNotCreatedError, 'session not created');
test(error.StaleElementReferenceError, 'stale element reference');
test(error.TimeoutError, 'timeout');
test(error.UnableToSetCookieError, 'unable to set cookie');
test(error.UnableToCaptureScreenError, 'unable to capture screen');
test(error.UnexpectedAlertOpenError, 'unexpected alert open');
test(error.UnknownCommandError, 'unknown command');
test(error.UnknownMethodError, 'unknown method');
test(error.UnsupportedOperationError, 'unsupported operation');
function test(ctor, code) {
it(`${ctor.name} => "${code}"`, () => {
runTest(new ctor('oops'), code, 'oops');
});
}
function runTest(err, code, message) {
let obj = error.encodeError(err);
assert.strictEqual(obj['error'], code);
assert.strictEqual(obj['message'], message);
}
});
describe('throwDecodedError', function() {
it('defaults to WebDriverError if type is unrecognized', function() {
assert.throws(
() => error.throwDecodedError({error: 'foo', message: 'hi there'}),
(e) => {
assert.equal(e.constructor, error.WebDriverError);
assert.equal(e.code, error.ErrorCode.UNKNOWN_ERROR);
return true;
});
});
it('throws generic error if encoded data is not valid', function() {
assert.throws(
() => error.throwDecodedError({error: 123, message: 'abc123'}),
(e) => {
assert.strictEqual(e.constructor, error.WebDriverError);
return true;
});
assert.throws(
() => error.throwDecodedError('null'),
(e) => {
assert.strictEqual(e.constructor, error.WebDriverError);
return true;
});
assert.throws(
() => error.throwDecodedError(''),
(e) => {
assert.strictEqual(e.constructor, error.WebDriverError);
return true;
});
});
test('unknown error', error.WebDriverError);
test('element not selectable', error.ElementNotSelectableError);
test('element not visible', error.ElementNotVisibleError);
test('invalid argument', error.InvalidArgumentError);
test('invalid cookie domain', error.InvalidCookieDomainError);
test('invalid element coordinates', error.InvalidElementCoordinatesError);
test('invalid element state', error.InvalidElementStateError);
test('invalid selector', error.InvalidSelectorError);
test('invalid session id', error.NoSuchSessionError);
test('javascript error', error.JavascriptError);
test('move target out of bounds', error.MoveTargetOutOfBoundsError);
test('no such alert', error.NoSuchAlertError);
test('no such element', error.NoSuchElementError);
test('no such frame', error.NoSuchFrameError);
test('no such window', error.NoSuchWindowError);
test('script timeout', error.ScriptTimeoutError);
test('session not created', error.SessionNotCreatedError);
test('stale element reference', error.StaleElementReferenceError);
test('timeout', error.TimeoutError);
test('unable to set cookie', error.UnableToSetCookieError);
test('unable to capture screen', error.UnableToCaptureScreenError);
test('unexpected alert open', error.UnexpectedAlertOpenError);
test('unknown command', error.UnknownCommandError);
test('unknown method', error.UnknownMethodError);
test('unsupported operation', error.UnsupportedOperationError);
function test(status, expectedType) {
it(`"${status}" => ${expectedType.name}`, function() {
assert.throws(
() => error.throwDecodedError({error: status, message: 'oops'}),
(e) => {
assert.strictEqual(e.constructor, expectedType);
assert.strictEqual(e.message, 'oops');
return true;
});
});
}
});
describe('checkLegacyResponse', function() {
it('does not throw for success', function() {
let resp = {status: error.ErrorCode.SUCCESS};
assert.strictEqual(resp, error.checkLegacyResponse(resp));
});
test('NO_SUCH_ELEMENT', error.NoSuchElementError);
test('NO_SUCH_FRAME', error.NoSuchFrameError);
test('UNKNOWN_COMMAND', error.UnsupportedOperationError);
test('UNSUPPORTED_OPERATION', error.UnsupportedOperationError);
test('STALE_ELEMENT_REFERENCE', error.StaleElementReferenceError);
test('ELEMENT_NOT_VISIBLE', error.ElementNotVisibleError);
test('INVALID_ELEMENT_STATE', error.InvalidElementStateError);
test('UNKNOWN_ERROR', error.WebDriverError);
test('ELEMENT_NOT_SELECTABLE', error.ElementNotSelectableError);
test('JAVASCRIPT_ERROR', error.JavascriptError);
test('XPATH_LOOKUP_ERROR', error.InvalidSelectorError);
test('TIMEOUT', error.TimeoutError);
test('NO_SUCH_WINDOW', error.NoSuchWindowError);
test('INVALID_COOKIE_DOMAIN', error.InvalidCookieDomainError);
test('UNABLE_TO_SET_COOKIE', error.UnableToSetCookieError);
test('UNEXPECTED_ALERT_OPEN', error.UnexpectedAlertOpenError);
test('NO_SUCH_ALERT', error.NoSuchAlertError);
test('SCRIPT_TIMEOUT', error.ScriptTimeoutError);
test('INVALID_ELEMENT_COORDINATES', error.InvalidElementCoordinatesError);
test('INVALID_SELECTOR_ERROR', error.InvalidSelectorError);
test('SESSION_NOT_CREATED', error.SessionNotCreatedError);
test('MOVE_TARGET_OUT_OF_BOUNDS', error.MoveTargetOutOfBoundsError);
test('INVALID_XPATH_SELECTOR', error.InvalidSelectorError);
test('INVALID_XPATH_SELECTOR_RETURN_TYPE', error.InvalidSelectorError);
test('METHOD_NOT_ALLOWED', error.UnsupportedOperationError);
describe('UnexpectedAlertOpenError', function() {
it('includes alert text from the response object', function() {
let response = {
status: error.ErrorCode.UNEXPECTED_ALERT_OPEN,
value: {
message: 'hi',
alert: {text: 'alert text here'}
}
};
assert.throws(
() => error.checkLegacyResponse(response),
(e) => {
assert.equal(error.UnexpectedAlertOpenError, e.constructor);
assert.equal(e.message, 'hi');
assert.equal(e.getAlertText(), 'alert text here');
return true;
});
});
it('uses an empty string if alert text omitted', function() {
let response = {
status: error.ErrorCode.UNEXPECTED_ALERT_OPEN,
value: {
message: 'hi'
}
};
assert.throws(
() => error.checkLegacyResponse(response),
(e) => {
assert.equal(error.UnexpectedAlertOpenError, e.constructor);
assert.equal(e.message, 'hi');
assert.equal(e.getAlertText(), '');
return true;
});
});
});
function test(codeKey, expectedType) {
it(`${codeKey} => ${expectedType.name}`, function() {
let code = error.ErrorCode[codeKey];
let resp = {status: code, value: {message: 'hi'}};
assert.throws(
() => error.checkLegacyResponse(resp),
(e) => {
assert.equal(expectedType, e.constructor);
assert.equal(e.message, 'hi');
return true;
});
});
}
});
describe('WebDriverError types provide a legacy error code', function() {
check(error.WebDriverError, 'UNKNOWN_ERROR');
check(error.ElementNotSelectableError, 'ELEMENT_NOT_SELECTABLE');
check(error.ElementNotVisibleError, 'ELEMENT_NOT_VISIBLE');
check(error.InvalidArgumentError, 'UNKNOWN_ERROR');
check(error.InvalidCookieDomainError, 'INVALID_COOKIE_DOMAIN');
check(error.InvalidElementCoordinatesError, 'INVALID_ELEMENT_COORDINATES');
check(error.InvalidElementStateError, 'INVALID_ELEMENT_STATE');
check(error.InvalidSelectorError, 'INVALID_SELECTOR_ERROR');
check(error.NoSuchSessionError, 'UNKNOWN_ERROR');
check(error.JavascriptError, 'JAVASCRIPT_ERROR');
check(error.MoveTargetOutOfBoundsError, 'MOVE_TARGET_OUT_OF_BOUNDS');
check(error.NoSuchAlertError, 'NO_SUCH_ALERT');
check(error.NoSuchElementError, 'NO_SUCH_ELEMENT');
check(error.NoSuchFrameError, 'NO_SUCH_FRAME');
check(error.NoSuchWindowError, 'NO_SUCH_WINDOW');
check(error.ScriptTimeoutError, 'SCRIPT_TIMEOUT');
check(error.SessionNotCreatedError, 'SESSION_NOT_CREATED');
check(error.StaleElementReferenceError, 'STALE_ELEMENT_REFERENCE');
check(error.TimeoutError, 'TIMEOUT');
check(error.UnableToSetCookieError, 'UNABLE_TO_SET_COOKIE');
check(error.UnableToCaptureScreenError, 'UNKNOWN_ERROR');
check(error.UnexpectedAlertOpenError, 'UNEXPECTED_ALERT_OPEN');
check(error.UnknownCommandError, 'UNKNOWN_COMMAND');
check(error.UnknownMethodError, 'UNSUPPORTED_OPERATION');
check(error.UnsupportedOperationError, 'UNSUPPORTED_OPERATION');
function check(ctor, codeKey) {
it(`${ctor.name} => ${codeKey}`, function() {
let code = error.ErrorCode[codeKey];
let e = new ctor();
assert.equal(typeof e.code, 'number');
assert.equal(e.code, code);
});
}
});
});