FixedThreadPool,
FixedClusterPool
} = require('../../../lib')
+const { CircularArray } = require('../../../lib/circular-array')
describe('Selection strategies test suite', () => {
const min = 0
it('Verify that WorkerChoiceStrategies enumeration provides string values', () => {
expect(WorkerChoiceStrategies.ROUND_ROBIN).toBe('ROUND_ROBIN')
- expect(WorkerChoiceStrategies.LESS_USED).toBe('LESS_USED')
- expect(WorkerChoiceStrategies.LESS_BUSY).toBe('LESS_BUSY')
+ expect(WorkerChoiceStrategies.LEAST_USED).toBe('LEAST_USED')
+ expect(WorkerChoiceStrategies.LEAST_BUSY).toBe('LEAST_BUSY')
expect(WorkerChoiceStrategies.FAIR_SHARE).toBe('FAIR_SHARE')
expect(WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN).toBe(
'WEIGHTED_ROUND_ROBIN'
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: false,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
await pool.destroy()
pool = new DynamicThreadPool(
min,
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: false,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
// We need to clean up the resources after our test
await pool.destroy()
})
{ workerChoiceStrategy: WorkerChoiceStrategies.ROUND_ROBIN }
)
// TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
}
+ 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(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ WorkerChoiceStrategies.ROUND_ROBIN
+ ).nextWorkerNodeId
+ ).toBe(0)
// We need to clean up the resources after our test
await pool.destroy()
})
{ workerChoiceStrategy: WorkerChoiceStrategies.ROUND_ROBIN }
)
// TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
+ }
+ 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(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ WorkerChoiceStrategies.ROUND_ROBIN
+ ).nextWorkerNodeId
+ ).toBe(0)
// We need to clean up the resources after our test
await pool.destroy()
})
await pool.destroy()
})
- it('Verify LESS_USED strategy default tasks usage statistics requirements', async () => {
- const workerChoiceStrategy = WorkerChoiceStrategies.LESS_USED
+ it('Verify LEAST_USED strategy default tasks usage statistics requirements', async () => {
+ const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED
let pool = new FixedThreadPool(
max,
'./tests/worker-files/thread/testWorker.js',
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: false,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
await pool.destroy()
pool = new DynamicThreadPool(
min,
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: false,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
// We need to clean up the resources after our test
await pool.destroy()
})
- it('Verify LESS_USED strategy can be run in a fixed pool', async () => {
+ it('Verify LEAST_USED strategy can be run in a fixed pool', async () => {
const pool = new FixedThreadPool(
max,
'./tests/worker-files/thread/testWorker.js',
- { workerChoiceStrategy: WorkerChoiceStrategies.LESS_USED }
+ { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED }
)
- // TODO: Create a better test to cover `LessUsedWorkerChoiceStrategy#choose`
+ // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
+ }
+ 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
+ })
}
// We need to clean up the resources after our test
await pool.destroy()
})
- it('Verify LESS_USED strategy can be run in a dynamic pool', async () => {
+ it('Verify LEAST_USED strategy can be run in a dynamic pool', async () => {
const pool = new DynamicThreadPool(
min,
max,
'./tests/worker-files/thread/testWorker.js',
- { workerChoiceStrategy: WorkerChoiceStrategies.LESS_USED }
+ { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED }
)
- // TODO: Create a better test to cover `LessUsedWorkerChoiceStrategy#choose`
+ // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
+ }
+ 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
+ })
}
// We need to clean up the resources after our test
await pool.destroy()
})
- it('Verify LESS_BUSY strategy default tasks usage statistics requirements', async () => {
- const workerChoiceStrategy = WorkerChoiceStrategies.LESS_BUSY
+ it('Verify LEAST_BUSY strategy default tasks usage statistics requirements', async () => {
+ const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY
let pool = new FixedThreadPool(
max,
'./tests/worker-files/thread/testWorker.js',
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: true,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
await pool.destroy()
pool = new DynamicThreadPool(
min,
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(false)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: true,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
// We need to clean up the resources after our test
await pool.destroy()
})
- it('Verify LESS_BUSY strategy can be run in a fixed pool', async () => {
+ it('Verify LEAST_BUSY strategy can be run in a fixed pool', async () => {
const pool = new FixedThreadPool(
max,
'./tests/worker-files/thread/testWorker.js',
- { workerChoiceStrategy: WorkerChoiceStrategies.LESS_BUSY }
+ { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY }
)
- // TODO: Create a better test to cover `LessBusyWorkerChoiceStrategy#choose`
+ // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
+ }
+ 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.tasksUsage.run).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier)
+ expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0)
}
// We need to clean up the resources after our test
await pool.destroy()
})
- it('Verify LESS_BUSY strategy can be run in a dynamic pool', async () => {
+ it('Verify LEAST_BUSY strategy can be run in a dynamic pool', async () => {
const pool = new DynamicThreadPool(
min,
max,
'./tests/worker-files/thread/testWorker.js',
- { workerChoiceStrategy: WorkerChoiceStrategies.LESS_BUSY }
+ { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY }
)
- // TODO: Create a better test to cover `LessBusyWorkerChoiceStrategy#choose`
+ // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
+ }
+ 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.tasksUsage.run).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier)
+ expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0)
}
// We need to clean up the resources after our test
await pool.destroy()
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: true,
+ avgRunTime: true,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
await pool.destroy()
pool = new DynamicThreadPool(
min,
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: true,
+ avgRunTime: true,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
// We need to clean up the resources after our test
await pool.destroy()
})
{ workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE }
)
// TODO: Create a better test to cover `FairShareChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
}
+ await Promise.all(promises)
for (const workerNode of pool.workerNodes) {
- expect(workerNode.tasksUsage.avgRunTime).toBeDefined()
- expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0)
- expect(workerNode.tasksUsage.medRunTime).toBeDefined()
- expect(workerNode.tasksUsage.medRunTime).toBe(0)
+ 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.tasksUsage.runTime).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThan(0)
}
expect(
pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
{ workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE }
)
// TODO: Create a better test to cover `FairShareChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
}
+ await Promise.all(promises)
for (const workerNode of pool.workerNodes) {
- expect(workerNode.tasksUsage.avgRunTime).toBeDefined()
- expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0)
- expect(workerNode.tasksUsage.medRunTime).toBeDefined()
- expect(workerNode.tasksUsage.medRunTime).toBe(0)
+ 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.tasksUsage.runTime).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThan(0)
}
expect(
pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
}
)
// TODO: Create a better test to cover `FairShareChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
}
+ await Promise.all(promises)
for (const workerNode of pool.workerNodes) {
- expect(workerNode.tasksUsage.avgRunTime).toBeDefined()
- expect(workerNode.tasksUsage.avgRunTime).toBe(0)
- expect(workerNode.tasksUsage.medRunTime).toBeDefined()
- expect(workerNode.tasksUsage.medRunTime).toBeGreaterThanOrEqual(0)
+ 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.tasksUsage.runTime).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.medRunTime).toBeGreaterThan(0)
}
expect(
pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: true,
+ avgRunTime: true,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
await pool.destroy()
pool = new DynamicThreadPool(
min,
{ workerChoiceStrategy }
)
expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().runTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().avgRunTime
- ).toBe(true)
- expect(
- pool.workerChoiceStrategyContext.getRequiredStatistics().medRunTime
- ).toBe(false)
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: true,
+ avgRunTime: true,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
// We need to clean up the resources after our test
await pool.destroy()
})
{ workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN }
)
// TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
}
+ await Promise.all(promises)
for (const workerNode of pool.workerNodes) {
- expect(workerNode.tasksUsage.avgRunTime).toBeDefined()
+ 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.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.tasksUsage.medRunTime).toBeDefined()
- expect(workerNode.tasksUsage.medRunTime).toBe(0)
}
expect(
pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
{ workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN }
)
// TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
}
+ await Promise.all(promises)
for (const workerNode of pool.workerNodes) {
- expect(workerNode.tasksUsage.avgRunTime).toBeDefined()
- expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0)
- expect(workerNode.tasksUsage.medRunTime).toBeDefined()
- expect(workerNode.tasksUsage.medRunTime).toBe(0)
+ 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.tasksUsage.run).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier)
+ expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.avgRunTime).toBeGreaterThan(0)
}
expect(
pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
}
)
// TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose`
+ const promises = new Set()
const maxMultiplier = 2
for (let i = 0; i < max * maxMultiplier; i++) {
- await pool.execute()
+ promises.add(pool.execute())
}
+ await Promise.all(promises)
for (const workerNode of pool.workerNodes) {
- expect(workerNode.tasksUsage.avgRunTime).toBeDefined()
- expect(workerNode.tasksUsage.avgRunTime).toBe(0)
- expect(workerNode.tasksUsage.medRunTime).toBeDefined()
- expect(workerNode.tasksUsage.medRunTime).toBeGreaterThanOrEqual(0)
+ 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.tasksUsage.run).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.run).toBeLessThanOrEqual(max * maxMultiplier)
+ expect(workerNode.tasksUsage.runTime).toBeGreaterThan(0)
+ expect(workerNode.tasksUsage.medRunTime).toBeGreaterThan(0)
}
expect(
pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
await pool.destroy()
})
+ it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy default tasks usage statistics requirements', async () => {
+ const workerChoiceStrategy =
+ WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN
+ let pool = new FixedThreadPool(
+ max,
+ './tests/worker-files/thread/testWorker.js',
+ { workerChoiceStrategy }
+ )
+ expect(
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: false,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: false
+ })
+ await pool.destroy()
+ pool = new DynamicThreadPool(
+ min,
+ max,
+ './tests/worker-files/thread/testWorker.js',
+ { workerChoiceStrategy }
+ )
+ expect(
+ pool.workerChoiceStrategyContext.getRequiredStatistics()
+ ).toStrictEqual({
+ runTime: false,
+ avgRunTime: false,
+ medRunTime: false,
+ waitTime: false,
+ avgWaitTime: false,
+ medWaitTime: 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.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(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ pool.workerChoiceStrategyContext.workerChoiceStrategy
+ ).defaultWorkerWeight
+ ).toBeGreaterThan(0)
+ expect(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ pool.workerChoiceStrategyContext.workerChoiceStrategy
+ ).currentRoundId
+ ).toBe(0)
+ expect(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ pool.workerChoiceStrategyContext.workerChoiceStrategy
+ ).currentWorkerNodeId
+ ).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.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(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ pool.workerChoiceStrategyContext.workerChoiceStrategy
+ ).defaultWorkerWeight
+ ).toBeGreaterThan(0)
+ expect(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ pool.workerChoiceStrategyContext.workerChoiceStrategy
+ ).currentRoundId
+ ).toBe(0)
+ expect(
+ pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
+ pool.workerChoiceStrategyContext.workerChoiceStrategy
+ ).currentWorkerNodeId
+ ).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 unknown strategy throw error', () => {
expect(
() =>