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reporter.ts
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reporter.ts
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/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
import {
type AssertionResult,
type TestResult,
createEmptyTestResult,
} from '@jest/test-result';
import type {Config} from '@jest/types';
import {formatResultsErrors} from 'jest-message-util';
import type {SpecResult} from './jasmine/Spec';
import type {SuiteResult} from './jasmine/Suite';
import type {Reporter, RunDetails} from './types';
type Microseconds = number;
export default class Jasmine2Reporter implements Reporter {
private readonly _testResults: Array<AssertionResult>;
private readonly _globalConfig: Config.GlobalConfig;
private readonly _config: Config.ProjectConfig;
private readonly _currentSuites: Array<string>;
private _resolve: any;
private readonly _resultsPromise: Promise<TestResult>;
private readonly _startTimes: Map<string, Microseconds>;
private readonly _testPath: string;
constructor(
globalConfig: Config.GlobalConfig,
config: Config.ProjectConfig,
testPath: string,
) {
this._globalConfig = globalConfig;
this._config = config;
this._testPath = testPath;
this._testResults = [];
this._currentSuites = [];
this._resolve = null;
this._resultsPromise = new Promise(resolve => (this._resolve = resolve));
this._startTimes = new Map();
}
// eslint-disable-next-line @typescript-eslint/no-empty-function
jasmineStarted(_runDetails: RunDetails): void {}
specStarted(spec: SpecResult): void {
this._startTimes.set(spec.id, Date.now());
}
specDone(result: SpecResult): void {
this._testResults.push(
this._extractSpecResults(result, [...this._currentSuites]),
);
}
suiteStarted(suite: SuiteResult): void {
this._currentSuites.push(suite.description);
}
suiteDone(_result: SuiteResult): void {
this._currentSuites.pop();
}
jasmineDone(_runDetails: RunDetails): void {
let numFailingTests = 0;
let numPassingTests = 0;
let numPendingTests = 0;
let numTodoTests = 0;
const testResults = this._testResults;
for (const testResult of testResults) {
if (testResult.status === 'failed') {
numFailingTests++;
} else if (testResult.status === 'pending') {
numPendingTests++;
} else if (testResult.status === 'todo') {
numTodoTests++;
} else {
numPassingTests++;
}
}
const testResult = {
...createEmptyTestResult(),
console: null,
failureMessage: formatResultsErrors(
testResults,
this._config,
this._globalConfig,
this._testPath,
),
numFailingTests,
numPassingTests,
numPendingTests,
numTodoTests,
snapshot: {
added: 0,
fileDeleted: false,
matched: 0,
unchecked: 0,
unmatched: 0,
updated: 0,
},
testFilePath: this._testPath,
testResults,
};
this._resolve(testResult);
}
getResults(): Promise<TestResult> {
return this._resultsPromise;
}
private _addMissingMessageToStack(stack: string, message?: string) {
// Some errors (e.g. Angular injection error) don't prepend error.message
// to stack, instead the first line of the stack is just plain 'Error'
const ERROR_REGEX = /^Error:?\s*\n/;
if (stack && message && !stack.includes(message)) {
return message + stack.replace(ERROR_REGEX, '\n');
}
return stack;
}
private _extractSpecResults(
specResult: SpecResult,
ancestorTitles: Array<string>,
): AssertionResult {
const status =
specResult.status === 'disabled' ? 'pending' : specResult.status;
const start = this._startTimes.get(specResult.id);
const duration =
start && !['pending', 'skipped'].includes(status)
? Date.now() - start
: null;
const location = specResult.__callsite
? {
column: specResult.__callsite.getColumnNumber(),
line: specResult.__callsite.getLineNumber(),
}
: null;
const results: AssertionResult = {
ancestorTitles,
duration,
failureDetails: [],
failureMessages: [],
fullName: specResult.fullName,
location,
numPassingAsserts: 0, // Jasmine2 only returns an array of failed asserts.
status,
title: specResult.description,
};
for (const failed of specResult.failedExpectations) {
const message =
!failed.matcherName && typeof failed.stack === 'string'
? this._addMissingMessageToStack(failed.stack, failed.message)
: failed.message || '';
results.failureMessages.push(message);
if (this._config.detailedErrorsInResults) {
results.failureDetails.push(failed);
}
}
return results;
}
}