package Ġdk . cache t . car p . data . application Ċ Ċ import Ġdk . cache t . car p . common . application . UUID Ċ import Ġdk . cache t . car p . common . infrastructure . test . ST UB _ DATA _ TYPE Ċ import Ġdk . cache t . car p . common . infrastructure . test . Stub Data Ċ import Ġdk . cache t . car p . common . infrastructure . test . Stub DataPoint Ċ import Ġdk . cache t . car p . data . infrastructure . data Stream Id Ċ import Ġdk . cache t . car p . test . run Suspend Test Ċ import Ġkotlin . test .* ĊĊ Ċ /** Ċ Ġ* ĠTests Ġfor Ġimplementations Ġof Ġ[ DataStream Service ]. Ċ Ġ*/ Ċ interface ĠData Stream Service Test Ċ { ĊĠĠĠ Ġ/** ĊĠĠĠĠ Ġ* ĠCreate Ġa Ġ[ DataStream Service ] Ġto Ġbe Ġused Ġin Ġthe Ġtests . ĊĠĠĠĠ Ġ*/ ĊĠĠĠ Ġfun Ġcreate Service (): ĠData Stream Service ĊĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġopen Data Streams _ suc ceeds () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service () ĊĊĠĠĠĠĠĠĠ Ġval Ġdata Stream Id Ġ= Ġdata Stream Id < Stub Data >( Ġstub Deployment Id , Ġ" Some Ġdevice " Ġ) ĊĠĠĠĠĠĠĠ Ġval Ġexpected Stream Ġ= ĠData Streams Configuration . Expected DataStream . from DataStream Id ( Ġdata Stream Id Ġ) ĊĠĠĠĠĠĠĠ Ġval Ġconfiguration Ġ= ĠData Streams Configuration ( Ġstub Deployment Id , Ġset Of ( Ġexpected Stream Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġservice . open Data Streams ( Ġconfiguration Ġ) ĊĊĠĠĠĠĠĠĠ Ġval Ġretrieved DataStream Ġ= Ġservice . getData Stream ( Ġdata Stream Id , Ġ 0 Ġ) ĊĠĠĠĠĠĠĠ ĠassertTrue ( Ġretrieved DataStream . isEmpty () Ġ) ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġopen Data Streams _ fails _ when _ data _ streams _ already _ opened () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĊĠĠĠĠĠĠĠ Ġval Ġexpected Stream Ġ= ĠData Streams Configuration . Expected DataStream ( Ġ" Some Ġdevice ", ĠST UB _ DATA _ TYPE Ġ) ĊĠĠĠĠĠĠĠ Ġval Ġconfiguration Ġ= ĠData Streams Configuration ( Ġstub Deployment Id , Ġset Of ( Ġexpected Stream Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalStateException > Ġ{ Ġservice . open Data Streams ( Ġconfiguration Ġ) Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġappend To Data Streams _ suc ceeds () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĊĠĠĠĠĠĠĠ Ġval Ġbatch Ġ= ĠMutable DataStream Batch () ĊĠĠĠĠĠĠĠ Ġval Ġsequence Ġ= Ġcreate Stub Sequence ( Ġ 0 , ĠStub Data () Ġ) ĊĠĠĠĠĠĠĠ Ġbatch . append Sequence ( Ġsequence Ġ) ĊĠĠĠĠĠĠĠ Ġservice . appendTo Data Streams ( Ġstub Deployment Id , Ġbatch Ġ) ĊĊĠĠĠĠĠĠĠ Ġval Ġretrieved Sequence Ġ= Ġservice . getData Stream ( Ġsequence . data Stream , Ġ 0 Ġ) ĊĠĠĠĠĠĠĠ ĠassertEquals ( Ġbatch , Ġretrieved Sequence Ġ) ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġappend To Data Streams _ fails _ for _ pre ced ing _ sequence () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĠĠĠĠĠĠĠ Ġval Ġbatch Ġ= ĠMutable DataStream Batch (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġappend Sequence ( Ġcreate Stub Sequence ( Ġ 0 , ĠStub Data (), ĠStub Data () Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠĠĠĠĠ Ġservice . appendTo Data Streams ( Ġstub Deployment Id , Ġbatch Ġ) ĊĊĠĠĠĠĠĠĠ Ġval Ġappend Batch Ġ= ĠMutable DataStream Batch (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġappend Sequence ( Ġcreate Stub Sequence ( Ġ 1 , ĠStub Data () Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalArgumentException > Ġ{ Ġservice . appendTo Data Streams ( Ġstub Deployment Id , Ġappend Batch Ġ) Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġappend To Data Streams _ fails _ for _ non matching _ study Deployment Id () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĊĠĠĠĠĠĠĠ Ġval Ġbatch Ġ= ĠMutable DataStream Batch (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġappend Sequence ( Ġcreate Stub Sequence ( Ġ 0 , ĠStub Data (), ĠStub Data () Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠĠĠĠĠ Ġval Ġunknown Deployment Id Ġ= ĠUUID . randomUUID () ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalArgumentException > Ġ{ Ġservice . appendTo Data Streams ( Ġunknown Deployment Id , Ġbatch Ġ) Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġappend To Data Streams _ fails _ for _ unexpected _ data _ stream () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĊĠĠĠĠĠĠĠ Ġval Ġunexpected Batch Ġ= ĠMutable DataStream Batch (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġappend Sequence ( Ġcreate Stub Sequence ( Ġ 0 , ĠStub DataPoint () Ġ) Ġ) Ġ// Ġ` Stub DataPoint ` Ġis Ġunexpected . ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalArgumentException > Ġ{ Ġservice . appendTo Data Streams ( Ġstub Deployment Id , Ġunexpected Batch Ġ) Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġappend To Data Streams _ fails _ for _ closed _ data _ streams () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĠĠĠĠĠĠĠ Ġservice . close Data Streams ( Ġset Of ( Ġstub Deployment Id Ġ) Ġ) ĊĊĠĠĠĠĠĠĠ Ġval Ġbatch Ġ= ĠMutable DataStream Batch (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġappend Sequence ( Ġcreate Stub Sequence ( Ġ 0 , ĠStub Data () Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalStateException > Ġ{ Ġservice . appendTo Data Streams ( Ġstub Deployment Id , Ġbatch Ġ) Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun ĠgetData Stream _ fails _ for _ un opened _ streams () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service () ĊĊĠĠĠĠĠĠĠ Ġval Ġun opened Stream Id Ġ= Ġdata Stream Id < Stub Data >( Ġstub Deployment Id , Ġstub Sequence Device Role Name Ġ) ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalArgumentException > Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġservice . getData Stream ( Ġun opened Stream Id , Ġ 0 Ġ) ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġclose Data Streams _ suc ceeds () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĊĠĠĠĠĠĠĠ Ġservice . close Data Streams ( Ġset Of ( Ġstub Deployment Id Ġ) Ġ) ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġclose Data Streams _ fails _ for _ un opened _ data _ streams () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service () ĊĊĠĠĠĠĠĠĠ Ġval Ġunknown Deployment Id Ġ= ĠUUID . randomUUID () ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalArgumentException > ĊĠĠĠĠĠĠĠ Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġservice . close Data Streams ( Ġset Of ( Ġunknown Deployment Id Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġremove Data Streams _ suc ceeds () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service With Open Stub DataStream () ĊĠĠĠĠĠĠĠ Ġval Ġbatch Ġ= ĠMutable DataStream Batch (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġappend Sequence ( Ġcreate Stub Sequence ( Ġ 0 , ĠStub Data (), ĠStub Data () Ġ) Ġ) ĊĠĠĠĠĠĠĠ Ġ} ĊĊĠĠĠĠĠĠĠ Ġservice . remove Data Streams ( Ġset Of ( Ġstub Deployment Id Ġ) Ġ) ĊĊĠĠĠĠĠĠĠ Ġval Ġdata Stream Id Ġ= Ġdata Stream Id < Stub Data >( Ġstub Deployment Id , Ġstub Sequence Device Role Name Ġ) ĊĠĠĠĠĠĠĠ Ġassert Fails With < IllegalArgumentException > Ġ{ Ġservice . getData Stream ( Ġdata Stream Id , Ġ 0 Ġ) Ġ} ĊĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun Ġremove Data Streams _ returns _ false _ when _ nothing _ removed () Ġ= Ġrun Suspend Test Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġservice Ġ= Ġcreate Service () ĊĊĠĠĠĠĠĠĠ Ġval Ġunknown Deployment Id Ġ= ĠUUID . randomUUID () ĊĠĠĠĠĠĠĠ ĠassertFalse ( Ġservice . remove Data Streams ( Ġset Of ( Ġunknown Deployment Id Ġ) Ġ) Ġ) ĊĠĠĠ Ġ} ĊĊĊĠĠĠ Ġ/** ĊĠĠĠĠ Ġ* ĠCreate Ġa Ġdata Ġstream Ġservice Ġand Ġopen Ġ[ stub DataStream ] Ġfor Ġ[ stub Deployment Id ]. ĊĠĠĠĠ Ġ*/ ĊĠĠĠ Ġprivate Ġsuspend Ġfun Ġcreate Service With Open Stub DataStream (): ĠData Stream Service Ġ= ĊĠĠĠĠĠĠĠ Ġcreate Service (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ// ĠDevice Ġname Ġcorresponds Ġto Ġthe Ġone Ġcreated Ġby Ġ` create Stub Sequence `. ĊĠĠĠĠĠĠĠĠĠĠĠ Ġval Ġexpected Stream Ġ= ĠData Streams Configuration . Expected DataStream ( Ġstub Sequence Device Role Name , ĠST UB _ DATA _ TYPE Ġ) ĊĊĠĠĠĠĠĠĠĠĠĠĠ Ġval Ġconfiguration Ġ= ĠData Streams Configuration ( Ġstub Deployment Id , Ġset Of ( Ġexpected Stream Ġ) Ġ) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġopen Data Streams ( Ġconfiguration Ġ) ĊĠĠĠĠĠĠĠ Ġ} Ċ } Ċ