feat(reporters): add static filepath property to all reporters (#11015)

Author: SimenB

CHANGELOG.md

@@ -13,10 +13,11 @@
 - `[jest-haste-map]` Handle injected scm clocks ([#10966](https://github.com/facebook/jest/pull/10966))
 - `[jest-repl, jest-runner]` [**BREAKING**] Run transforms over environment ([#8751](https://github.com/facebook/jest/pull/8751))
 - `[jest-runner]` [**BREAKING**] set exit code to 1 if test logs after teardown ([#10728](https://github.com/facebook/jest/pull/10728))
-- `[jest-snapshot]` [**BREAKING**] Make prettier optional for inline snapshots - fall back to string replacement ([#7792](https://github.com/facebook/jest/pull/7792))
 - `[jest-runner]` [**BREAKING**] Run transforms over `runnner` ([#8823](https://github.com/facebook/jest/pull/8823))
 - `[jest-runner]` [**BREAKING**] Run transforms over `testRunnner` ([#8823](https://github.com/facebook/jest/pull/8823))
 - `[jest-runtime, jest-transform]` share `cacheFS` between runtime and transformer ([#10901](https://github.com/facebook/jest/pull/10901))
+- `[jest-reporters]` Add static filepath property to all reporters ([#11015](https://github.com/facebook/jest/pull/11015))
+- `[jest-snapshot]` [**BREAKING**] Make prettier optional for inline snapshots - fall back to string replacement ([#7792](https://github.com/facebook/jest/pull/7792))
 - `[jest-transform]` Pass config options defined in Jest's config to transformer's `process` and `getCacheKey` functions ([#10926](https://github.com/facebook/jest/pull/10926))
 - `[jest-worker]` Add support for custom task queues and adds a `PriorityQueue` implementation. ([#10921](https://github.com/facebook/jest/pull/10921))
 - `[jest-worker]` Add in-order scheduling policy to jest worker ([10902](https://github.com/facebook/jest/pull/10902))

packages/jest-core/src/TestScheduler.ts

@@ -458,11 +458,11 @@ const createAggregatedResults = (numTotalTestSuites: number) => {
 };
 
 const getEstimatedTime = (timings: Array<number>, workers: number) => {
-  if (!timings.length) {
+  if (timings.length === 0) {
     return 0;
   }
 
-  const max = Math.max.apply(null, timings);
+  const max = Math.max(...timings);
   return timings.length <= workers
     ? max
     : Math.max(timings.reduce((sum, time) => sum + time) / workers, max);

packages/jest-reporters/src/CoverageReporter.ts

@@ -50,6 +50,8 @@ export default class CoverageReporter extends BaseReporter {
   private _options: CoverageReporterOptions;
   private _v8CoverageResults: Array<V8CoverageResult>;
 
+  static readonly filename = __filename;
+
   constructor(
     globalConfig: Config.GlobalConfig,
     options?: CoverageReporterOptions,

packages/jest-reporters/src/DefaultReporter.ts

@@ -33,6 +33,8 @@ export default class DefaultReporter extends BaseReporter {
   private _status: Status;
   private _bufferedOutput: Set<FlushBufferedOutput>;
 
+  static readonly filename = __filename;
+
   constructor(globalConfig: Config.GlobalConfig) {
     super();
     this._globalConfig = globalConfig;

packages/jest-reporters/src/NotifyReporter.ts

@@ -24,6 +24,8 @@ export default class NotifyReporter extends BaseReporter {
   private _globalConfig: Config.GlobalConfig;
   private _context: TestSchedulerContext;
 
+  static readonly filename = __filename;
+
   constructor(
     globalConfig: Config.GlobalConfig,
     startRun: (globalConfig: Config.GlobalConfig) => unknown,

packages/jest-reporters/src/SummaryReporter.ts

@@ -54,6 +54,8 @@ export default class SummaryReporter extends BaseReporter {
   private _estimatedTime: number;
   private _globalConfig: Config.GlobalConfig;
 
+  static readonly filename = __filename;
+
   constructor(globalConfig: Config.GlobalConfig) {
     super();
     this._globalConfig = globalConfig;

packages/jest-reporters/src/VerboseReporter.ts

@@ -22,6 +22,8 @@ const {ICONS} = specialChars;
 export default class VerboseReporter extends DefaultReporter {
   protected _globalConfig: Config.GlobalConfig;
 
+  static readonly filename = __filename;
+
   constructor(globalConfig: Config.GlobalConfig) {
     super(globalConfig);
     this._globalConfig = globalConfig;