X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=tests%2Fpools%2Fselection-strategies%2Fselection-strategies.test.js;h=6b5dfdb567e5e220b63afafed22b91702dc699b9;hb=7db630696d5b97d2535fbde0288f0c63d2e47762;hp=352eb7f636e30788ce90c80d4e6d98c1255ded77;hpb=13dbc2200ead2f549e2c54b6c5906fdeead07def;p=poolifier.git diff --git a/tests/pools/selection-strategies/selection-strategies.test.js b/tests/pools/selection-strategies/selection-strategies.test.js index 352eb7f6..6b5dfdb5 100644 --- a/tests/pools/selection-strategies/selection-strategies.test.js +++ b/tests/pools/selection-strategies/selection-strategies.test.js @@ -1,9 +1,10 @@ const { expect } = require('expect') const { - WorkerChoiceStrategies, + DynamicClusterPool, DynamicThreadPool, + FixedClusterPool, FixedThreadPool, - FixedClusterPool + WorkerChoiceStrategies } = require('../../../lib') const { CircularArray } = require('../../../lib/circular-array') @@ -15,6 +16,7 @@ describe('Selection strategies test suite', () => { expect(WorkerChoiceStrategies.ROUND_ROBIN).toBe('ROUND_ROBIN') expect(WorkerChoiceStrategies.LEAST_USED).toBe('LEAST_USED') expect(WorkerChoiceStrategies.LEAST_BUSY).toBe('LEAST_BUSY') + expect(WorkerChoiceStrategies.LEAST_ELU).toBe('LEAST_ELU') expect(WorkerChoiceStrategies.FAIR_SHARE).toBe('FAIR_SHARE') expect(WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN).toBe( 'WEIGHTED_ROUND_ROBIN' @@ -64,6 +66,43 @@ describe('Selection strategies test suite', () => { expect(pool.workerChoiceStrategyContext.workerChoiceStrategy).toBe( workerChoiceStrategy ) + expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ + retries: 6, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } + }) + expect(pool.workerChoiceStrategyContext.opts).toStrictEqual({ + retries: 6, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } + }) + await pool.destroy() + } + for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { + const pool = new DynamicClusterPool( + min, + max, + './tests/worker-files/cluster/testWorker.js' + ) + pool.setWorkerChoiceStrategy(workerChoiceStrategy, { retries: 3 }) + expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy) + expect(pool.workerChoiceStrategyContext.workerChoiceStrategy).toBe( + workerChoiceStrategy + ) + expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ + retries: 3, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } + }) + expect(pool.workerChoiceStrategyContext.opts).toStrictEqual({ + retries: 3, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } + }) await pool.destroy() } }) @@ -78,7 +117,7 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( workerChoiceStrategy - ).nextWorkerNodeId + ).nextWorkerNodeKey ).toBe(0) } else if (workerChoiceStrategy === WorkerChoiceStrategies.FAIR_SHARE) { expect( @@ -97,7 +136,7 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( workerChoiceStrategy - ).currentWorkerNodeId + ).nextWorkerNodeKey ).toBe(0) expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -114,7 +153,33 @@ describe('Selection strategies test suite', () => { await pool.destroy() }) - it('Verify ROUND_ROBIN strategy default tasks usage statistics requirements', async () => { + it('Verify ROUND_ROBIN strategy default policy', async () => { + const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify ROUND_ROBIN strategy default tasks statistics requirements', async () => { const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN let pool = new FixedThreadPool( max, @@ -122,14 +187,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: false, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) await pool.destroy() pool = new DynamicThreadPool( @@ -139,14 +213,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: false, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) // We need to clean up the resources after our test await pool.destroy() @@ -166,20 +249,36 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: maxMultiplier, - running: 0, - runTime: 0, - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: maxMultiplier, + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) } + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + WorkerChoiceStrategies.ROUND_ROBIN + ).nextWorkerNodeKey + ).toBe(0) // We need to clean up the resources after our test await pool.destroy() }) @@ -199,20 +298,40 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: maxMultiplier, - running: 0, - runTime: 0, - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) } + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + WorkerChoiceStrategies.ROUND_ROBIN + ).nextWorkerNodeKey + ).toBe(0) // We need to clean up the resources after our test await pool.destroy() }) @@ -253,13 +372,13 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( workerChoiceStrategy - ).nextWorkerNodeId + ).nextWorkerNodeKey ).toBeDefined() pool.setWorkerChoiceStrategy(workerChoiceStrategy) expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( pool.workerChoiceStrategyContext.workerChoiceStrategy - ).nextWorkerNodeId + ).nextWorkerNodeKey ).toBe(0) await pool.destroy() pool = new DynamicThreadPool( @@ -271,19 +390,45 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( workerChoiceStrategy - ).nextWorkerNodeId + ).nextWorkerNodeKey ).toBeDefined() pool.setWorkerChoiceStrategy(workerChoiceStrategy) expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( pool.workerChoiceStrategyContext.workerChoiceStrategy - ).nextWorkerNodeId + ).nextWorkerNodeKey ).toBe(0) // We need to clean up the resources after our test await pool.destroy() }) - it('Verify LEAST_USED strategy default tasks usage statistics requirements', async () => { + it('Verify LEAST_USED strategy default policy', async () => { + const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify LEAST_USED strategy default tasks statistics requirements', async () => { const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED let pool = new FixedThreadPool( max, @@ -291,14 +436,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: false, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) await pool.destroy() pool = new DynamicThreadPool( @@ -308,14 +462,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: false, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) // We need to clean up the resources after our test await pool.destroy() @@ -335,19 +498,34 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: maxMultiplier, - running: 0, - runTime: 0, - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) } // We need to clean up the resources after our test await pool.destroy() @@ -368,25 +546,66 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: maxMultiplier, - running: 0, - runTime: 0, - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) } // We need to clean up the resources after our test await pool.destroy() }) - it('Verify LEAST_BUSY strategy default tasks usage statistics requirements', async () => { + it('Verify LEAST_BUSY strategy default policy', async () => { + const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify LEAST_BUSY strategy default tasks statistics requirements', async () => { const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY let pool = new FixedThreadPool( max, @@ -394,14 +613,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: true, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: true, + average: false, + median: false + }, + waitTime: { + aggregate: true, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) await pool.destroy() pool = new DynamicThreadPool( @@ -411,14 +639,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: true, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: true, + average: false, + median: false + }, + waitTime: { + aggregate: true, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) // We need to clean up the resources after our test await pool.destroy() @@ -438,22 +675,44 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: expect.any(Number), - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toMatchObject({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.run).toBeGreaterThan(0) - expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier) - expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.waitTime.aggregate == null) { + expect(workerNode.usage.waitTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) + } } // We need to clean up the resources after our test await pool.destroy() @@ -474,28 +733,285 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: expect.any(Number), - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toMatchObject({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } + }) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.waitTime.aggregate == null) { + expect(workerNode.usage.waitTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) + } + } + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify LEAST_ELU strategy default policy', async () => { + const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_ELU + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify LEAST_ELU strategy default tasks statistics requirements', async () => { + const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_ELU + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect( + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() + ).toStrictEqual({ + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: true, + average: false, + median: false + } + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect( + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() + ).toStrictEqual({ + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: true, + average: false, + median: false + } + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify LEAST_ELU strategy can be run in a fixed pool', async () => { + const pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU } + ) + // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose` + const promises = new Set() + const maxMultiplier = 2 + for (let i = 0; i < max * maxMultiplier; i++) { + promises.add(pool.execute()) + } + await Promise.all(promises) + for (const workerNode of pool.workerNodes) { + expect(workerNode.usage).toMatchObject({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } + }) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.elu.active.aggregate == null) { + expect(workerNode.usage.elu.active.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.elu.idle.aggregate == null) { + expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) + } + if (workerNode.usage.elu.utilization == null) { + expect(workerNode.usage.elu.utilization).toBeUndefined() + } else { + expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) + } + } + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify LEAST_ELU strategy can be run in a dynamic pool', async () => { + const pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU } + ) + // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose` + const promises = new Set() + const maxMultiplier = 2 + for (let i = 0; i < max * maxMultiplier; i++) { + promises.add(pool.execute()) + } + await Promise.all(promises) + for (const workerNode of pool.workerNodes) { + expect(workerNode.usage).toMatchObject({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.run).toBeGreaterThan(0) - expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier) - expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.elu.active.aggregate == null) { + expect(workerNode.usage.elu.active.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.elu.idle.aggregate == null) { + expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) + } + if (workerNode.usage.elu.utilization == null) { + expect(workerNode.usage.elu.utilization).toBeUndefined() + } else { + expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) + } } // We need to clean up the resources after our test await pool.destroy() }) - it('Verify FAIR_SHARE strategy default tasks usage statistics requirements', async () => { + it('Verify FAIR_SHARE strategy default policy', async () => { + const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify FAIR_SHARE strategy default tasks statistics requirements', async () => { const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE let pool = new FixedThreadPool( max, @@ -503,14 +1019,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: true, - avgRunTime: true, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: true, + average: true, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: true, + average: true, + median: false + } }) await pool.destroy() pool = new DynamicThreadPool( @@ -520,14 +1045,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: true, - avgRunTime: true, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: true, + average: true, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: true, + average: true, + median: false + } }) // We need to clean up the resources after our test await pool.destroy() @@ -547,21 +1081,60 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: maxMultiplier, - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: expect.any(Number), - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toMatchObject({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0) - expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.runTime.average == null) { + expect(workerNode.usage.runTime.average).toBeUndefined() + } else { + expect(workerNode.usage.runTime.average).toBeGreaterThan(0) + } + if (workerNode.usage.elu.active.aggregate == null) { + expect(workerNode.usage.elu.active.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.elu.idle.aggregate == null) { + expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) + } + if (workerNode.usage.elu.utilization == null) { + expect(workerNode.usage.elu.utilization).toBeUndefined() + } else { + expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) + } } expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -587,21 +1160,60 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: maxMultiplier, - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: expect.any(Number), - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toMatchObject({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0) - expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.runTime.average == null) { + expect(workerNode.usage.runTime.average).toBeUndefined() + } else { + expect(workerNode.usage.runTime.average).toBeGreaterThan(0) + } + if (workerNode.usage.elu.active.aggregate == null) { + expect(workerNode.usage.elu.active.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.elu.idle.aggregate == null) { + expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) + } + if (workerNode.usage.elu.utilization == null) { + expect(workerNode.usage.elu.utilization).toBeUndefined() + } else { + expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) + } } expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -620,7 +1232,7 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE, workerChoiceStrategyOptions: { - medRunTime: true + runTime: { median: true } } } ) @@ -632,21 +1244,60 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: maxMultiplier, - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: expect.any(Number), - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toMatchObject({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0) - expect(workerNode.tasksUsage.medRunTime).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.runTime.median == null) { + expect(workerNode.usage.runTime.median).toBeUndefined() + } else { + expect(workerNode.usage.runTime.median).toBeGreaterThan(0) + } + if (workerNode.usage.elu.active.aggregate == null) { + expect(workerNode.usage.elu.active.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.elu.idle.aggregate == null) { + expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) + } + if (workerNode.usage.elu.utilization == null) { + expect(workerNode.usage.elu.utilization).toBeUndefined() + } else { + expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) + } } expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -731,7 +1382,33 @@ describe('Selection strategies test suite', () => { await pool.destroy() }) - it('Verify WEIGHTED_ROUND_ROBIN strategy default tasks usage statistics requirements', async () => { + it('Verify WEIGHTED_ROUND_ROBIN strategy default policy', async () => { + const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify WEIGHTED_ROUND_ROBIN strategy default tasks statistics requirements', async () => { const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN let pool = new FixedThreadPool( max, @@ -739,14 +1416,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: true, - avgRunTime: true, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: true, + average: true, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) await pool.destroy() pool = new DynamicThreadPool( @@ -756,14 +1442,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: true, - avgRunTime: true, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: true, + average: true, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) // We need to clean up the resources after our test await pool.destroy() @@ -783,23 +1478,44 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: expect.any(Number), - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: expect.any(Number), - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: expect.objectContaining({ + history: expect.any(CircularArray) + }), + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.run).toBeGreaterThanOrEqual(0) - expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier) - expect(workerNode.tasksUsage.runTime).toBeGreaterThanOrEqual(0) - expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.runTime.average == null) { + expect(workerNode.usage.runTime.average).toBeUndefined() + } else { + expect(workerNode.usage.runTime.average).toBeGreaterThan(0) + } } expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -830,23 +1546,44 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: expect.any(Number), - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: expect.any(Number), - medRunTime: 0, - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: expect.objectContaining({ + history: expect.any(CircularArray) + }), + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.run).toBeGreaterThan(0) - expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier) - expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0) - expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.runTime.average == null) { + expect(workerNode.usage.runTime.average).toBeUndefined() + } else { + expect(workerNode.usage.runTime.average).toBeGreaterThan(0) + } } expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -870,7 +1607,7 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN, workerChoiceStrategyOptions: { - medRunTime: true + runTime: { median: true } } } ) @@ -882,23 +1619,44 @@ describe('Selection strategies test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.tasksUsage).toStrictEqual({ - run: expect.any(Number), - running: 0, - runTime: expect.any(Number), - runTimeHistory: expect.any(CircularArray), - avgRunTime: 0, - medRunTime: expect.any(Number), - waitTime: 0, - waitTimeHistory: expect.any(CircularArray), - avgWaitTime: 0, - medWaitTime: 0, - error: 0 + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: expect.objectContaining({ + history: expect.any(CircularArray) + }), + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.tasksUsage.run).toBeGreaterThan(0) - expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier) - expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0) - expect(workerNode.tasksUsage.medRunTime).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + if (workerNode.usage.runTime.aggregate == null) { + expect(workerNode.usage.runTime.aggregate).toBeUndefined() + } else { + expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) + } + if (workerNode.usage.runTime.median == null) { + expect(workerNode.usage.runTime.median).toBeUndefined() + } else { + expect(workerNode.usage.runTime.median).toBeGreaterThan(0) + } } expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -923,7 +1681,7 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( workerChoiceStrategy - ).currentWorkerNodeId + ).nextWorkerNodeKey ).toBeDefined() expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -939,7 +1697,7 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( pool.workerChoiceStrategyContext.workerChoiceStrategy - ).currentWorkerNodeId + ).nextWorkerNodeKey ).toBe(0) expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -960,7 +1718,7 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( workerChoiceStrategy - ).currentWorkerNodeId + ).nextWorkerNodeKey ).toBeDefined() expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -976,7 +1734,7 @@ describe('Selection strategies test suite', () => { expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( pool.workerChoiceStrategyContext.workerChoiceStrategy - ).currentWorkerNodeId + ).nextWorkerNodeKey ).toBe(0) expect( pool.workerChoiceStrategyContext.workerChoiceStrategies.get( @@ -992,7 +1750,34 @@ describe('Selection strategies test suite', () => { await pool.destroy() }) - it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy default tasks usage statistics requirements', async () => { + it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy default policy', async () => { + const workerChoiceStrategy = + WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { workerChoiceStrategy } + ) + expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({ + dynamicWorkerUsage: false, + dynamicWorkerReady: true + }) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy default tasks statistics requirements', async () => { const workerChoiceStrategy = WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN let pool = new FixedThreadPool( @@ -1001,14 +1786,23 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: false, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) await pool.destroy() pool = new DynamicThreadPool( @@ -1018,19 +1812,275 @@ describe('Selection strategies test suite', () => { { workerChoiceStrategy } ) expect( - pool.workerChoiceStrategyContext.getRequiredStatistics() + pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() ).toStrictEqual({ - runTime: false, - avgRunTime: false, - medRunTime: false, - waitTime: false, - avgWaitTime: false, - medWaitTime: false + runTime: { + aggregate: false, + average: false, + median: false + }, + waitTime: { + aggregate: false, + average: false, + median: false + }, + elu: { + aggregate: false, + average: false, + median: false + } }) // We need to clean up the resources after our test await pool.destroy() }) + it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy can be run in a fixed pool', async () => { + const pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js', + { + workerChoiceStrategy: + WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN + } + ) + // TODO: Create a better test to cover `InterleavedWeightedRoundRobinWorkerChoiceStrategy#choose` + const promises = new Set() + const maxMultiplier = 2 + for (let i = 0; i < max * maxMultiplier; i++) { + promises.add(pool.execute()) + } + await Promise.all(promises) + for (const workerNode of pool.workerNodes) { + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: maxMultiplier, + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } + }) + } + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ).toBeGreaterThan(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).roundId + ).toBe(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).nextWorkerNodeKey + ).toBe(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).roundWeights + ).toStrictEqual([ + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ]) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy can be run in a dynamic pool', async () => { + const pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js', + { + workerChoiceStrategy: + WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN + } + ) + // TODO: Create a better test to cover `InterleavedWeightedRoundRobinWorkerChoiceStrategy#choose` + const promises = new Set() + const maxMultiplier = 2 + for (let i = 0; i < max * maxMultiplier; i++) { + promises.add(pool.execute()) + } + await Promise.all(promises) + for (const workerNode of pool.workerNodes) { + expect(workerNode.usage).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: 0, + queued: 0, + maxQueued: 0, + stolen: 0, + failed: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } + }) + expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( + max * maxMultiplier + ) + } + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ).toBeGreaterThan(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).roundId + ).toBe(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).nextWorkerNodeKey + ).toBe(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).roundWeights + ).toStrictEqual([ + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ]) + // We need to clean up the resources after our test + await pool.destroy() + }) + + it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy internals are resets after setting it', async () => { + const workerChoiceStrategy = + WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN + let pool = new FixedThreadPool( + max, + './tests/worker-files/thread/testWorker.js' + ) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).roundId + ).toBeDefined() + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).nextWorkerNodeKey + ).toBeDefined() + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).defaultWorkerWeight + ).toBeDefined() + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).roundWeights + ).toBeDefined() + pool.setWorkerChoiceStrategy(workerChoiceStrategy) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).roundId + ).toBe(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).nextWorkerNodeKey + ).toBe(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ).toBeGreaterThan(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).roundWeights + ).toStrictEqual([ + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ]) + await pool.destroy() + pool = new DynamicThreadPool( + min, + max, + './tests/worker-files/thread/testWorker.js' + ) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).roundId + ).toBeDefined() + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).nextWorkerNodeKey + ).toBeDefined() + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).defaultWorkerWeight + ).toBeDefined() + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).roundWeights + ).toBeDefined() + pool.setWorkerChoiceStrategy(workerChoiceStrategy) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).nextWorkerNodeKey + ).toBe(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ).toBeGreaterThan(0) + expect( + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + workerChoiceStrategy + ).roundWeights + ).toStrictEqual([ + pool.workerChoiceStrategyContext.workerChoiceStrategies.get( + pool.workerChoiceStrategyContext.workerChoiceStrategy + ).defaultWorkerWeight + ]) + // We need to clean up the resources after our test + await pool.destroy() + }) + it('Verify unknown strategy throw error', () => { expect( () =>