Migrate LedgerClient test from to Canton (#16795)

daml-lf/integration-test-lib/BUILD.bazel

@@ -44,6 +44,7 @@ da_scala_library(
         "//libs-scala/resources",
         "//libs-scala/scala-utils",
         "//libs-scala/timer-utils",
+        "//test-common",
         "@maven//:org_scalatest_scalatest_compatible",
     ],
 )

daml-lf/integration-test-lib/src/main/com/daml/lf/CantonFixture.scala

@@ -22,7 +22,8 @@ import org.scalatest.Suite
 import scala.concurrent.duration.DurationInt
 import scala.concurrent.{ExecutionContext, Future}
 
-import java.nio.file.{Files, Path, Paths}
+import java.nio.file.{Path, Paths, Files}
+import java.util.UUID
 
 @scala.annotation.nowarn("msg=match may not be exhaustive")
 object CantonFixture {
@@ -46,16 +47,14 @@ object CantonFixture {
       Paths.get(rlocation("test-common/test-certificates/" + src))
     }
 
-  private val counter = new java.util.concurrent.atomic.AtomicLong()
-
-  def freshLong() = counter.getAndIncrement()
-
   def freshName(prefix: String): String = {
     assert(!prefix.contains('_'))
-    prefix + "__" + freshLong().toString
+    prefix + "__" + UUID.randomUUID()
   }
 
-  def freshUserId() = Ref.UserId.assertFromString(freshName("user"))
+  def freshUserId(): Ref.UserId = Ref.UserId.assertFromString(freshName("user"))
+
+  def freshParty(): Ref.Party = Ref.Party.assertFromString(freshName("Party"))
 
 }
 

daml-lf/integration-test-lib/src/main/com/daml/lf/TestCommands.scala

@@ -0,0 +1,192 @@
+// Copyright (c) 2023 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+package com.daml.lf
+package integrationtest
+
+import java.nio.file.Path
+import java.util
+
+import com.daml.ledger.api.domain
+import com.daml.ledger.api.testing.utils.{MockMessages => M}
+import com.daml.ledger.api.v1.command_service.SubmitAndWaitRequest
+import com.daml.ledger.api.v1.command_submission_service.SubmitRequest
+import com.daml.ledger.api.v1.commands.Command.Command.{Create, Exercise}
+import com.daml.ledger.api.v1.commands.{Command, Commands, CreateCommand, ExerciseCommand}
+import com.daml.ledger.api.v1.value.Value.Sum
+import com.daml.ledger.api.v1.value.Value.Sum.{Bool, Party, Text, Timestamp}
+import com.daml.ledger.api.v1.value.{Identifier, Record, RecordField, Value, Variant}
+import com.daml.lf.archive.DarReader
+import com.daml.lf.data.Ref
+import com.daml.platform.participant.util.ValueConversions._
+import com.daml.platform.testing.TestTemplateIdentifiers
+import scalaz.syntax.tag._
+
+trait TestCommands {
+
+  import TestCommands.SubmitRequestEnhancer
+
+  protected def darFile: Path
+
+  protected lazy val packageId: Ref.PackageId =
+    DarReader.assertReadArchiveFromFile(darFile.toFile).main.pkgId
+
+  protected lazy val templateIds = new TestTemplateIdentifiers(packageId)
+
+  protected def buildRequest(
+      ledgerId: domain.LedgerId,
+      commandId: String,
+      commands: Seq[Command],
+      applicationId: String,
+      party: String,
+  ): SubmitRequest =
+    M.submitRequest.update(
+      _.commands.commandId := commandId,
+      _.commands.ledgerId := ledgerId.unwrap,
+      _.commands.applicationId := applicationId,
+      _.commands.party := party,
+      _.commands.commands := commands,
+    )
+
+  protected def dummyCommands(
+      ledgerId: domain.LedgerId,
+      commandId: String,
+      applicationId: String,
+      party: String,
+  ): SubmitRequest =
+    buildRequest(
+      ledgerId = ledgerId,
+      commandId = commandId,
+      commands = List(
+        createWithOperator(templateIds.dummy, party),
+        createWithOperator(templateIds.dummyWithParam, party),
+        createWithOperator(templateIds.dummyFactory, party),
+      ),
+      applicationId = applicationId,
+      party = party,
+    )
+
+  protected def dummyMultiPartyCommands(
+      ledgerId: domain.LedgerId,
+      commandId: String,
+      applicationId: String,
+      party: String,
+      actAs: Seq[String],
+      readAs: Seq[String],
+  ): SubmitRequest = {
+    // This method returns a multi-party submission, however the Daml contract uses a single party.
+    // Pick a random party for the Daml contract (it needs to be one of the submitters).
+    val operator = actAs.headOption.getOrElse(party)
+    dummyCommands(ledgerId, commandId, applicationId, operator)
+      .update(
+        _.commands.party := party,
+        _.commands.actAs := actAs,
+        _.commands.readAs := readAs,
+      )
+  }
+
+  protected def createWithOperator(templateId: Identifier, party: String): Command =
+    Command(
+      Create(
+        CreateCommand(
+          Some(templateId),
+          Some(Record(Some(templateId), List(RecordField("operator", Some(Value(Party(party))))))),
+        )
+      )
+    )
+
+  private def oneKilobyteString: String = {
+    val numChars = 500 // each char takes 2 bytes for now in Java 8
+    val array = new Array[Char](numChars)
+    util.Arrays.fill(array, 'a')
+    new String(array)
+  }
+
+  protected def oneKbCommand(templateId: Identifier): Command =
+    Command(
+      Create(
+        CreateCommand(
+          Some(templateId),
+          Some(
+            Record(
+              Some(templateId),
+              List(
+                RecordField("operator", Some(Value(Party("party")))),
+                RecordField("text", Some(Value(Text(oneKilobyteString)))),
+              ),
+            )
+          ),
+        )
+      )
+    )
+
+  protected def paramShowcaseArgs: Record = {
+    val variant = Value(Value.Sum.Variant(Variant(None, "SomeInteger", 1.asInt64)))
+    val nestedVariant = Vector("value" -> variant).asRecordValue
+    val integerList = Vector(1, 2).map(_.toLong.asInt64).asList
+    Record(
+      Some(templateIds.parameterShowcase),
+      Vector(
+        RecordField("operator", "Alice".asParty),
+        RecordField("integer", 1.asInt64),
+        RecordField("decimal", "1.1".asNumeric),
+        RecordField("text", Value(Text("text"))),
+        RecordField("bool", Value(Bool(true))),
+        RecordField("time", Value(Timestamp(0))),
+        RecordField(
+          "relTime",
+          42.asInt64,
+        ), // RelTime gets now compiled to Integer with the new primitive types
+        RecordField("nestedOptionalInteger", nestedVariant),
+        RecordField("integerList", integerList),
+      ),
+    )
+  }
+
+  protected def paramShowcase: Commands = Commands(
+    "ledgerId",
+    "workflowId",
+    "appId",
+    "cmd",
+    "Alice",
+    Seq(
+      Command(
+        Command.Command.Create(
+          CreateCommand(Some(templateIds.parameterShowcase), Option(paramShowcaseArgs))
+        )
+      )
+    ),
+  )
+
+  protected def oneKbCommandRequest(
+      ledgerId: domain.LedgerId,
+      commandId: String,
+      applicationId: String,
+      party: String,
+  ): SubmitRequest =
+    buildRequest(
+      ledgerId = ledgerId,
+      commandId = commandId,
+      commands = List(oneKbCommand(templateIds.textContainer)),
+      applicationId = applicationId,
+      party = party,
+    )
+
+  protected def exerciseWithUnit(
+      templateId: Identifier,
+      contractId: String,
+      choice: String,
+      args: Option[Value] = Some(Value(Sum.Record(Record.defaultInstance))),
+  ): Command =
+    Command(Exercise(ExerciseCommand(Some(templateId), contractId, choice, args)))
+
+  import scala.language.implicitConversions
+  implicit def SubmitRequestEnhancer(request: SubmitRequest): SubmitRequestEnhancer =
+    new SubmitRequestEnhancer(request)
+}
+
+object TestCommands {
+  implicit final class SubmitRequestEnhancer(private val request: SubmitRequest) extends AnyVal {
+    def toSync: SubmitAndWaitRequest = SubmitAndWaitRequest(request.commands)
+  }
+}

ledger/ledger-api-client/BUILD.bazel

@@ -86,7 +86,7 @@ da_scala_test_suite(
     name = "ledger-api-client-integration-tests",
     srcs = glob(["src/it/**/*.scala"]),
     data = [
-        "//test-common:dar-files",
+        "//test-common:dar-files-default",
     ],
     resources = [
         "src/it/resources/logback-test.xml",
@@ -95,9 +95,12 @@ da_scala_test_suite(
         "@maven//:com_typesafe_akka_akka_actor",
         "@maven//:com_typesafe_akka_akka_stream",
     ],
+    tags = ["cpu:4"],
     deps = [
         ":ledger-api-client",
+        "//bazel_tools/runfiles:scala_runfiles",
         "//daml-lf/engine",
+        "//daml-lf/integration-test-lib",
         "//daml-lf/transaction",
         "//language-support/scala/bindings",
         "//ledger-api/rs-grpc-bridge",
@@ -117,6 +120,7 @@ da_scala_test_suite(
         "//libs-scala/concurrent",
         "//libs-scala/contextualized-logging",
         "//libs-scala/grpc-utils",
+        "//libs-scala/jwt",
         "//libs-scala/ledger-resources",
         "//libs-scala/logging-entries",
         "//libs-scala/ports",
@@ -124,6 +128,7 @@ da_scala_test_suite(
         "//observability/metrics",
         "//observability/tracing",
         "//test-common",
+        "//test-common:dar-files-default-lib",
         "@maven//:ch_qos_logback_logback_classic",
         "@maven//:io_netty_netty_handler",
     ],

ledger/ledger-api-client/src/it/scala/com/digitalasset/ledger/client/CommandClientIT.scala

@@ -8,12 +8,9 @@ import java.util.concurrent.TimeUnit
 import akka.NotUsed
 import akka.stream.scaladsl.{Sink, Source}
 import com.daml.api.util.TimeProvider
+import com.daml.bazeltools.BazelRunfiles
 import com.daml.ledger.api.domain
-import com.daml.ledger.api.testing.utils.{
+import com.daml.ledger.api.testing.utils.{IsStatusException, SuiteResourceManagementAroundAll}
-  IsStatusException,
-  MockMessages,
-  SuiteResourceManagementAroundAll,
-}
 import com.daml.ledger.api.v1.command_completion_service.CommandCompletionServiceGrpc
 import com.daml.ledger.api.v1.command_submission_service.{
   CommandSubmissionServiceGrpc,
@@ -37,12 +34,12 @@ import com.daml.ledger.client.services.commands.{
   CompletionStreamElement,
 }
 import com.daml.ledger.client.services.testing.time.StaticTime
-import com.daml.ledger.runner.common.Config
+import com.daml.ledger.test.ModelTestDar
-import com.daml.lf.crypto.Hash
+import com.daml.lf.crypto
+import com.daml.lf.data.{Bytes, Ref}
+import com.daml.lf.integrationtest.{CantonFixture, TestCommands}
 import com.daml.lf.value.Value.ContractId
 import com.daml.platform.participant.util.ValueConversions._
-import com.daml.platform.sandbox.fixture.SandboxFixture
-import com.daml.platform.sandbox.services.TestCommands
 import com.daml.util.Ctx
 import com.google.rpc.code.Code
 import io.grpc.{Status, StatusRuntimeException}
@@ -58,15 +55,21 @@ import scala.concurrent.duration.FiniteDuration
 import scala.util.Success
 import scala.util.control.NonFatal
 
+import java.nio.file.Paths
+
 final class CommandClientIT
     extends AsyncWordSpec
     with TestCommands
-    with SandboxFixture
+    with CantonFixture
     with Matchers
     with SuiteResourceManagementAroundAll
     with TryValues
     with Inside {
 
+  protected def darFile = Paths.get(BazelRunfiles.rlocation(ModelTestDar.path))
+
+  override protected lazy val darFiles: List[java.nio.file.Path] = List(darFile)
+
   private val defaultCommandClientConfiguration =
     CommandClientConfiguration(
       maxCommandsInFlight = 1,
@@ -74,19 +77,28 @@ final class CommandClientIT
       defaultDeduplicationTime = Duration.ofSeconds(30),
     )
 
-  private val testLedgerId = domain.LedgerId("ledgerId")
+  private val testLedgerId =
-  private val testNotLedgerId = domain.LedgerId("hotdog")
+    domain.LedgerId(config.ledgerIds.head)
+  private val testNotLedgerId =
+    domain.LedgerId(CantonFixture.freshName("hotdog"))
+
+  private lazy val channel = config.channel(suiteResource.value.head)
+  private lazy val defaultClient = defaultLedgerClient()
+  private def freshParty() = for {
+    client <- defaultClient
+    details <- client.partyManagementClient.allocateParty(Some(CantonFixture.freshParty()), None)
+  } yield details.party
 
   private def commandClientWithoutTime(
       ledgerId: domain.LedgerId,
-      applicationId: String = MockMessages.applicationId,
+      appId: String = applicationId.unwrap,
       configuration: CommandClientConfiguration = defaultCommandClientConfiguration,
   ): CommandClient =
     new CommandClient(
       CommandSubmissionServiceGrpc.stub(channel),
       CommandCompletionServiceGrpc.stub(channel),
       ledgerId,
-      applicationId,
+      appId,
       configuration,
     )
 
@@ -100,21 +112,30 @@ final class CommandClientIT
 
   private def commandClient(
       ledgerId: domain.LedgerId = testLedgerId,
-      applicationId: String = MockMessages.applicationId,
+      appId: String = applicationId.unwrap,
       configuration: CommandClientConfiguration = defaultCommandClientConfiguration,
   ): Future[CommandClient] =
     timeProvider(ledgerId)
-      .map(_ => commandClientWithoutTime(ledgerId, applicationId, configuration))
+      .map(_ =>
+        commandClientWithoutTime(appId = appId, ledgerId = ledgerId, configuration = configuration)
+      )
 
-  override protected def config: Config = super.config.copy(ledgerId = testLedgerId.unwrap)
-
-  private val submittingPartyList = List(MockMessages.party)
   private val LedgerBegin = LedgerOffset(Boundary(LEDGER_BEGIN))
 
-  private def submitRequest(commandId: String, individualCommands: Seq[Command]): SubmitRequest =
+  private def submitRequest(
-    buildRequest(testLedgerId, commandId, individualCommands)
+      commandId: String,
+      individualCommands: Seq[Command],
+      party: Ref.Party,
+  ): SubmitRequest =
+    buildRequest(
+      ledgerId = testLedgerId,
+      commandId = commandId,
+      commands = individualCommands,
+      applicationId = applicationId.unwrap,
+      party = party,
+    )
 
-  private def submitRequestWithId(commandId: String): SubmitRequest =
+  private def submitRequestWithId(commandId: String, party: Ref.Party) =
     submitRequest(
       commandId,
       List(
@@ -123,15 +144,16 @@ final class CommandClientIT
           Some(
             Record(
               Some(templateIds.dummy),
-              Seq(RecordField("operator", Option(MockMessages.party.asParty))),
+              Seq(RecordField("operator", Some(party.asParty))),
             )
           ),
         ).wrap
       ),
+      party,
     )
 
-  private def commandSubmissionWithId(commandId: String): CommandSubmission =
+  private def commandSubmissionWithId(commandId: String, party: Ref.Party): CommandSubmission =
-    CommandSubmission(submitRequestWithId(commandId).getCommands)
+    CommandSubmission(submitRequestWithId(commandId, party).getCommands)
 
   // Commands and completions can be read out of order. Since we use GRPC monocalls to send,
   // they can even be sent out of order.
@@ -177,12 +199,13 @@ final class CommandClientIT
     */
   private def readExpectedCommandIds(
       client: CommandClient,
+      party: Ref.Party,
       checkpoint: LedgerOffset,
       expected: Set[String],
       timeLimit: Span = 6.seconds,
   ): Future[(Set[String], Set[String])] =
     readExpectedElements(
-      client.completionSource(submittingPartyList, checkpoint).collect {
+      client.completionSource(List(party), checkpoint).collect {
         case CompletionStreamElement.CompletionElement(c, _) => c.commandId
       },
       expected,
@@ -221,7 +244,7 @@ final class CommandClientIT
       }
 
       "fail with the expected status on a ledger Id mismatch" in {
-        commandClientWithoutTime(testNotLedgerId)
+        commandClientWithoutTime(ledgerId = testNotLedgerId)
           .getCompletionEnd()
           .failed map IsStatusException(Status.NOT_FOUND)
       }
@@ -233,8 +256,9 @@ final class CommandClientIT
         val contexts = 1 to 10
 
         for {
+          party <- freshParty()
           client <- commandClient()
-          result <- Source(contexts.map(i => Ctx(i, commandSubmissionWithId(i.toString))))
+          result <- Source(contexts.map(i => Ctx(i, commandSubmissionWithId(i.toString, party))))
             .via(client.submissionFlow())
             .map(_.map(_.isSuccess))
             .runWith(Sink.seq)
@@ -244,21 +268,26 @@ final class CommandClientIT
       }
 
       "fail with the expected status on a ledger Id mismatch" in {
-        val aSubmission = commandSubmissionWithId("1")
+
-        val submission = aSubmission.copy(
+        for {
+          party <- freshParty()
+          aSubmission = commandSubmissionWithId("1", party)
+          submission = aSubmission.copy(
             commands = aSubmission.commands.update(_.ledgerId := testNotLedgerId.unwrap)
           )
-        Source
+          err <- Source
             .single(Ctx(1, submission))
-          .via(commandClientWithoutTime(testNotLedgerId).submissionFlow())
+            .via(commandClientWithoutTime(ledgerId = testNotLedgerId).submissionFlow())
             .runWith(Sink.head)
-          .map(err => IsStatusException(Status.NOT_FOUND)(err.value.failure.exception))
+        } yield IsStatusException(Status.NOT_FOUND)(err.value.failure.exception)
+
       }
 
       "fail with INVALID REQUEST for empty application ids" in {
-        val request = submitRequestWithId("7000").update(_.commands.applicationId := "")
         val resF = for {
-          client <- commandClient(applicationId = "")
+          party <- freshParty()
+          request = submitRequestWithId("7000", party).update(_.commands.applicationId := "")
+          client <- commandClient(appId = "")
           res <- client.submitSingleCommand(request)
         } yield res
 
@@ -275,8 +304,9 @@ final class CommandClientIT
 
       "fail with INVALID REQUEST for empty application ids" in {
         val completionsF = for {
-          client <- commandClient(applicationId = "")
+          party <- freshParty()
-          completionsSource = client.completionSource(submittingPartyList, LedgerBegin)
+          client <- commandClient(appId = "")
+          completionsSource = client.completionSource(List(party), LedgerBegin)
           completions <- completionsSource.takeWithin(5.seconds).runWith(Sink.seq)
         } yield completions
 
@@ -289,10 +319,13 @@ final class CommandClientIT
       }
 
       "fail with the expected status on a ledger Id mismatch" in {
-        commandClientWithoutTime(testNotLedgerId)
+        for {
-          .completionSource(submittingPartyList, LedgerBegin)
+          party <- freshParty()
+          err <- commandClientWithoutTime(ledgerId = testNotLedgerId)
+            .completionSource(List(party), LedgerBegin)
             .runWith(Sink.head)
-          .failed map IsStatusException(Status.NOT_FOUND)
+            .failed
+        } yield IsStatusException(Status.NOT_FOUND)(err)
       }
 
       "return completions of commands submitted before subscription if they are after the offset" in {
@@ -304,10 +337,11 @@ final class CommandClientIT
 
         // val for type inference
         val resultF = for {
+          party <- freshParty()
           client <- commandClient()
           checkpoint <- client.getCompletionEnd()
           submissionResults <- Source(
-            commandIds.map(i => Ctx(i, commandSubmissionWithId(i.toString)))
+            commandIds.map(i => Ctx(i, commandSubmissionWithId(i.toString, party)))
           )
             .flatMapMerge(10, randomDelay)
             .via(client.submissionFlow())
@@ -315,10 +349,8 @@ final class CommandClientIT
             .runWith(Sink.seq)
           _ = submissionResults.foreach(v => v shouldBe a[Success[_]])
 
-          result <- readExpectedCommandIds(client, checkpoint.getOffset, commandIdStrings)
+          result <- readExpectedCommandIds(client, party, checkpoint.getOffset, commandIdStrings)
-        } yield {
+        } yield result
-          result
-        }
 
         resultF map { case (seenCommandIds, remainingCommandIds) =>
           // N.B.: completions may include already-seen elements, and may be out of order
@@ -336,15 +368,17 @@ final class CommandClientIT
         val commandIdStrings = Set(commandIds.map(_.toString): _*)
 
         for {
+          party <- freshParty()
           client <- commandClient()
           checkpoint <- client.getCompletionEnd()
-          _ <- Source(commandIds.map(i => Ctx(i, commandSubmissionWithId(i.toString))))
+          _ <- Source(commandIds.map(i => Ctx(i, commandSubmissionWithId(i.toString, party))))
             .flatMapMerge(10, randomDelay)
             .via(client.submissionFlow())
             .map(_.context)
             .runWith(Sink.ignore)
           (seenCommandIds, remainingCommandIds) <- readExpectedCommandIds(
             client,
+            party,
             checkpoint.getOffset,
             commandIdStrings,
           )
@@ -359,49 +393,49 @@ final class CommandClientIT
 
       "return the contexts for commands as they are completed" in {
         val contexts = 6001.to(6010)
-
         for {
+          party <- freshParty()
           client <- commandClient()
-          tracker <- client.trackCommands[Int](submittingPartyList)
+          tracker <- client.trackCommands[Int](List(party))
-          result <- Source(contexts.map(i => Ctx(i, commandSubmissionWithId(i.toString))))
+          result <- Source(contexts.map(i => Ctx(i, commandSubmissionWithId(i.toString, party))))
             .via(tracker)
             .map(_.context)
             .runWith(Sink.seq)
-        } yield {
+        } yield result should contain theSameElementsAs contexts
-          result should contain theSameElementsAs contexts
-        }
       }
 
       "complete the stream when there's nothing to track" in {
         for {
+          party <- freshParty()
           client <- commandClient()
-          tracker <- client.trackCommands[Int](submittingPartyList)
+          tracker <- client.trackCommands[Int](List(party))
           _ <- Source.empty[Ctx[Int, CommandSubmission]].via(tracker).runWith(Sink.ignore)
-        } yield {
+        } yield succeed
-          succeed
-        }
       }
 
       "not accept commands with missing args, return INVALID_ARGUMENT" in {
-        val expectedMessageSubstring =
+        val expectedMessageSubstring = "Expecting 1 field for record"
-          "Expecting 1 field for record"
+        for {
-        val commandWithInvalidArgs =
+          party <- freshParty()
+          commandWithInvalidArgs =
             submitRequest(
               "Creating_contracts_for_invalid_arg_test",
               List(CreateCommand(Some(templateIds.dummy), Some(Record())).wrap),
+              party,
             )
-
+          a <- assertCommandFailsWithCode(
-        assertCommandFailsWithCode(
             commandWithInvalidArgs,
             Code.INVALID_ARGUMENT,
             expectedMessageSubstring,
           )
+        } yield a
       }
 
       "not accept commands with args of the wrong type, return INVALID_ARGUMENT" in {
-        val expectedMessageSubstring =
+        val expectedMessageSubstring = "mismatching type"
-          "mismatching type"
+        for {
-        val command =
+          party <- freshParty()
+          command =
             submitRequest(
               "Boolean_param_with_wrong_type",
               List(
@@ -413,19 +447,21 @@ final class CommandClientIT
                   ),
                 ).wrap
               ),
+              party,
             )
-
+          a <- assertCommandFailsWithCode(
-        assertCommandFailsWithCode(
             command,
             Code.INVALID_ARGUMENT,
             expectedMessageSubstring,
           )
+        } yield a
       }
 
       "not accept commands with unknown args, return INVALID_ARGUMENT" in {
-        val expectedMessageSubstring =
+        val expectedMessageSubstring = "Missing record field"
-          "Missing record field"
+        for {
-        val command =
+          party <- freshParty()
+          command =
             submitRequest(
               "Param_with_wrong_name",
               List(
@@ -437,58 +473,69 @@ final class CommandClientIT
                   ),
                 ).wrap
               ),
+              party,
             )
-
+          a <- assertCommandFailsWithCode(
-        assertCommandFailsWithCode(
             command,
             Code.INVALID_ARGUMENT,
             expectedMessageSubstring,
           )
+        } yield a
       }
 
       "not accept commands with malformed decimals, return INVALID_ARGUMENT" in {
-        val commandId = "Malformed_decimal"
+        import com.daml.ledger.api.v1.value._
-        val expectedMessageSubString =
-          """Could not read Numeric string "1E-19""""
 
-        val command = submitRequest(
+        val commandId = "Malformed_decimal"
+        val expectedMessageSubString = """Could not read Numeric string "1E-19""""
+
+        for {
+          party <- freshParty()
+          command = submitRequest(
             commandId,
-          List(
+            Seq(
               CreateCommand(
                 Some(templateIds.parameterShowcase),
-              Some(recordWithArgument(paramShowcaseArgs, RecordField("decimal", "1E-19".asNumeric))),
+                Some(
+                  recordWithArgument(paramShowcaseArgs, RecordField("decimal", "1E-19".asNumeric))
+                ),
               ).wrap
             ),
+            party,
           )
-
+          a <- assertCommandFailsWithCode(command, Code.INVALID_ARGUMENT, expectedMessageSubString)
-        assertCommandFailsWithCode(command, Code.INVALID_ARGUMENT, expectedMessageSubString)
+        } yield a
       }
 
       "not accept commands with bad obligables, return INVALID_ARGUMENT" in {
-        val command =
+        for {
+          party <- freshParty()
+          command =
             submitRequest(
               "Obligable_error",
               List(
                 CreateCommand(
                   Some(templateIds.dummy),
                   Some(
-                  List("operator" -> ("not" + MockMessages.party).asParty)
+                    List("operator" -> ("not" + party).asParty)
                       .asRecordOf(templateIds.dummy)
                   ),
                 ).wrap
               ),
+              party,
             )
+          a <- assertCommandFailsWithCode(command, Code.INVALID_ARGUMENT, "requires authorizers")
+        } yield a
 
-        assertCommandFailsWithCode(command, Code.INVALID_ARGUMENT, "requires authorizers")
       }
 
       "not accept exercises with bad contract IDs, return ABORTED" in {
-        val contractId = ContractId.V1(
+        val dummySuffix: Bytes = Bytes.assertFromString("00")
-          Hash.hashPrivateKey(
+        val contractId =
-            "#deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef-123"
+          ContractId.V1.assertBuild(crypto.Hash.hashPrivateKey("secret"), dummySuffix)
-          )
+        for {
-        )
+          party <- freshParty()
-        val command =
+          command =
             submitRequest(
               "Exercise_contract_not_found",
               List(
@@ -499,9 +546,11 @@ final class CommandClientIT
                   Some(unit),
                 ).wrap
               ),
+              party,
             )
+          a <- assertCommandFailsWithCode(command, Code.NOT_FOUND, "CONTRACT_NOT_FOUND")
+        } yield a
 
-        assertCommandFailsWithCode(command, Code.NOT_FOUND, "CONTRACT_NOT_FOUND")
       }
     }
   }

ledger/ledger-api-client/src/it/scala/com/digitalasset/ledger/client/LedgerClientAuthIT.scala

@@ -4,32 +4,25 @@
 package com.daml.ledger.client
 
 import com.daml.grpc.GrpcException
-import com.daml.ledger.api.domain
+import com.daml.jwt.JwtSigner
-import com.daml.ledger.api.testing.utils.{AkkaBeforeAndAfterAll, SuiteResourceManagementAroundEach}
+import com.daml.jwt.domain.DecodedJwt
+import com.daml.ledger.api.auth.AuthServiceJWTCodec
+import com.daml.ledger.api.auth.CustomDamlJWTPayload
 import com.daml.ledger.client.configuration.{
-  CommandClientConfiguration,
   LedgerClientConfiguration,
   LedgerIdRequirement,
+  CommandClientConfiguration,
 }
-import com.daml.ledger.runner.common.Config
+import com.daml.lf.integrationtest.CantonFixture
-import com.daml.platform.sandbox.SandboxRequiringAuthorization
-import com.daml.platform.sandbox.fixture.SandboxFixture
 import org.scalatest.Inside
 import org.scalatest.matchers.should.Matchers
 import org.scalatest.wordspec.AsyncWordSpec
-import scalaz.syntax.tag._
 
-final class LedgerClientAuthIT
+final class LedgerClientAuthIT extends AsyncWordSpec with Matchers with Inside with CantonFixture {
-    extends AsyncWordSpec
-    with Matchers
-    with Inside
-    with AkkaBeforeAndAfterAll
-    with SuiteResourceManagementAroundEach
-    with SandboxFixture
-    with SandboxRequiringAuthorization {
 
-  private val LedgerId =
+  protected val jwtSecret: String = java.util.UUID.randomUUID.toString
-    domain.LedgerId(s"${classOf[LedgerClientAuthIT].getSimpleName.toLowerCase}-ledger-id")
+
+  override protected lazy val authSecret = Some(jwtSecret)
 
   private val ClientConfigurationWithoutToken = LedgerClientConfiguration(
     applicationId = classOf[LedgerClientAuthIT].getSimpleName,
@@ -38,11 +31,32 @@ final class LedgerClientAuthIT
     token = None,
   )
 
-  private val ClientConfiguration = ClientConfigurationWithoutToken.copy(
+  private val emptyToken = CustomDamlJWTPayload(
-    token = Some(toHeader(readOnlyToken("Read-only party")))
+    ledgerId = None,
+    participantId = None,
+    applicationId = None,
+    exp = None,
+    admin = false,
+    actAs = Nil,
+    readAs = Nil,
   )
 
-  override protected def config: Config = super.config.copy(ledgerId = LedgerId.unwrap)
+  private val ClientConfiguration = ClientConfigurationWithoutToken.copy(
+    token = Some(
+      JwtSigner.HMAC256
+        .sign(
+          DecodedJwt(
+            """{"alg": "HS256", "typ": "JWT"}""",
+            AuthServiceJWTCodec.compactPrint(emptyToken.copy(readAs = List("Alice")), false),
+          ),
+          jwtSecret,
+        )
+        .getOrElse(sys.error("Failed to generate token"))
+        .value
+    )
+  )
+
+  lazy val channel = config.channel(suiteResource.value.head)
 
   "the ledger client" when {
     "it has a read-only token" should {
@@ -50,7 +64,7 @@ final class LedgerClientAuthIT
         for {
           client <- LedgerClient(channel, ClientConfiguration)
         } yield {
-          client.ledgerId should be(LedgerId)
+          client.ledgerId should be(config.ledgerIds.head)
         }
       }
 
@@ -75,7 +89,7 @@ final class LedgerClientAuthIT
             .allocateParty(
               hint = Some(partyName),
               displayName = Some(partyName),
-              token = Some(toHeader(adminToken)),
+              token = config.adminToken,
             )
         } yield {
           allocatedParty.displayName should be(Some(partyName))

ledger/ledger-api-client/src/it/scala/com/digitalasset/ledger/client/LedgerClientIT.scala

@@ -4,16 +4,14 @@
 package com.daml.ledger.client
 
 import com.daml.ledger.api.domain
-import com.daml.ledger.api.domain.{IdentityProviderConfig, IdentityProviderId, JwksUrl}
+import com.daml.ledger.api.domain.{IdentityProviderId}
-import com.daml.ledger.api.testing.utils.{AkkaBeforeAndAfterAll, SuiteResourceManagementAroundEach}
 import com.daml.ledger.client.configuration.{
   CommandClientConfiguration,
   LedgerClientConfiguration,
   LedgerIdRequirement,
 }
-import com.daml.ledger.runner.common.Config
+import com.daml.lf.integrationtest.CantonFixture
 import com.daml.lf.data.Ref
-import com.daml.platform.sandbox.fixture.SandboxFixture
 import com.google.protobuf.field_mask.FieldMask
 import io.grpc.ManagedChannel
 import org.scalatest.Inside
@@ -22,26 +20,19 @@ import org.scalatest.wordspec.AsyncWordSpec
 import scalaz.OneAnd
 import scalaz.syntax.tag._
 
-final class LedgerClientIT
+final class LedgerClientIT extends AsyncWordSpec with Matchers with Inside with CantonFixture {
-    extends AsyncWordSpec
-    with Matchers
-    with Inside
-    with AkkaBeforeAndAfterAll
-    with SuiteResourceManagementAroundEach
-    with SandboxFixture {
 
-  private val LedgerId =
+  private val LedgerId = domain.LedgerId(config.ledgerIds.head)
-    domain.LedgerId(s"${classOf[LedgerClientIT].getSimpleName.toLowerCase}-ledger-id")
+
+  lazy val channel = config.channel(suiteResource.value.head)
 
   private val ClientConfiguration = LedgerClientConfiguration(
-    applicationId = classOf[LedgerClientIT].getSimpleName,
+    applicationId = applicationId.unwrap,
     ledgerIdRequirement = LedgerIdRequirement.none,
     commandClient = CommandClientConfiguration.default,
     token = None,
   )
 
-  override protected def config: Config = super.config.copy(ledgerId = LedgerId.unwrap)
-
   "the ledger client" should {
     "retrieve the ledger ID" in {
       for {
@@ -52,14 +43,14 @@ final class LedgerClientIT
     }
 
     "make some requests" in {
-      val partyName = "Alice"
+      val partyName = CantonFixture.freshName("Alice")
       for {
         client <- LedgerClient(channel, ClientConfiguration)
         // The request type is irrelevant here; the point is that we can make some.
         allocatedParty <- client.partyManagementClient
           .allocateParty(hint = Some(partyName), displayName = None)
         retrievedParties <- client.partyManagementClient
-          .getParties(OneAnd(Ref.Party.assertFromString(partyName), Set.empty))
+          .getParties(OneAnd(Ref.Party.assertFromString(allocatedParty.party), Set.empty))
       } yield {
         retrievedParties should be(List(allocatedParty))
       }
@@ -78,22 +69,25 @@ final class LedgerClientIT
     }
 
     "identity provider config" should {
-      val config = IdentityProviderConfig(
+      def freshConfig(): domain.IdentityProviderConfig = domain.IdentityProviderConfig(
-        IdentityProviderId.Id(Ref.LedgerString.assertFromString("abcd")),
+        domain.IdentityProviderId.Id(
+          Ref.LedgerString.assertFromString(CantonFixture.freshName("abcd"))
+        ),
         isDeactivated = false,
-        JwksUrl.assertFromString("http://jwks.some.domain:9999/jwks"),
+        domain.JwksUrl.assertFromString("http://jwks.some.domain:9999/jwks"),
-        "SomeUser",
+        CantonFixture.freshName("SomeUser"),
-        Some("SomeAudience"),
+        Some(CantonFixture.freshName("SomeAudience")),
       )
 
-      val updatedConfig = config.copy(
+      def updateConfig(config: domain.IdentityProviderConfig) = config.copy(
         isDeactivated = true,
-        jwksUrl = JwksUrl("http://someotherurl"),
+        jwksUrl = domain.JwksUrl("http://someotherurl"),
-        issuer = "ANewIssuer",
+        issuer = CantonFixture.freshName("ANewIssuer"),
-        audience = Some("ChangedAudience"),
+        audience = Some(CantonFixture.freshName("ChangedAudience")),
       )
 
       "create an identity provider" in {
+        val config = freshConfig()
         for {
           client <- LedgerClient(channel, ClientConfiguration)
           createdConfig <- client.identityProviderConfigClient.createIdentityProviderConfig(
@@ -105,6 +99,7 @@ final class LedgerClientIT
         }
       }
       "get an identity provider" in {
+        val config = freshConfig()
         for {
           client <- LedgerClient(channel, ClientConfiguration)
           _ <- client.identityProviderConfigClient.createIdentityProviderConfig(config, None)
@@ -117,6 +112,8 @@ final class LedgerClientIT
         }
       }
       "update an identity provider" in {
+        val config = freshConfig()
+        val updatedConfig = updateConfig(config)
         for {
           client <- LedgerClient(channel, ClientConfiguration)
           _ <- client.identityProviderConfigClient.createIdentityProviderConfig(config, None)
@@ -136,8 +133,11 @@ final class LedgerClientIT
       }
 
       "list identity providers" in {
+        val config = freshConfig()
+        val updatedConfig = updateConfig(config)
         for {
           client <- LedgerClient(channel, ClientConfiguration)
+          before <- client.identityProviderConfigClient.listIdentityProviderConfigs(None)
           config1 <- client.identityProviderConfigClient.createIdentityProviderConfig(config, None)
           config2 <- client.identityProviderConfigClient.createIdentityProviderConfig(
             updatedConfig.copy(identityProviderId =
@@ -145,23 +145,25 @@ final class LedgerClientIT
             ),
             None,
           )
-          respConfig <- client.identityProviderConfigClient.listIdentityProviderConfigs(None)
+          after <- client.identityProviderConfigClient.listIdentityProviderConfigs(None)
         } yield {
-          respConfig.toSet should contain theSameElementsAs (Set(config2, config1))
+          (after.toSet -- before) should contain theSameElementsAs Set(config2, config1)
         }
       }
 
       "delete identity provider" in {
+        val config = freshConfig()
         for {
           client <- LedgerClient(channel, ClientConfiguration)
+          before <- client.identityProviderConfigClient.listIdentityProviderConfigs(None)
           config1 <- client.identityProviderConfigClient.createIdentityProviderConfig(config, None)
           _ <- client.identityProviderConfigClient.deleteIdentityProviderConfig(
             config1.identityProviderId,
             None,
           )
-          respConfig <- client.identityProviderConfigClient.listIdentityProviderConfigs(None)
+          after <- client.identityProviderConfigClient.listIdentityProviderConfigs(None)
         } yield {
-          respConfig.toSet should be(Set.empty)
+          before.toSet should be(after.toSet)
         }
       }