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Improve flaky integration tests (#3836)
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brendankowitz authored May 7, 2024
1 parent 7aebd75 commit 4a1b5ee
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Showing 13 changed files with 123 additions and 50 deletions.
42 changes: 37 additions & 5 deletions build/jobs/run-tests.yml
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Expand Up @@ -6,7 +6,8 @@ parameters:
- name: appServiceName
type: string
jobs:
- job: "integrationTests"

- job: "CosmosIntegrationTests"
pool:
name: '$(SharedLinuxPool)'
vmImage: '$(LinuxVmImage)'
Expand Down Expand Up @@ -34,22 +35,53 @@ jobs:
azureSubscription: $(ConnectedServiceName)
KeyVaultName: '${{ parameters.keyVaultName }}'

- task: DotNetCoreCLI@2
displayName: 'Run Cosmos Integration Tests'
inputs:
command: test
arguments: '"$(Agent.TempDirectory)/IntegrationTests/**/*${{ parameters.version }}.Tests.Integration*.dll" --filter DisplayName!~SqlServer -v normal'
workingDirectory: "$(System.ArtifactsDirectory)"
testRunTitle: '${{ parameters.version }} Integration'
env:
'CosmosDb:Host': $(CosmosDb--Host)
'CosmosDb:Key': $(CosmosDb--Key)

- job: "SqlIntegrationTests"
pool:
name: '$(SharedLinuxPool)'
vmImage: '$(LinuxVmImage)'
steps:
- task: DownloadBuildArtifacts@0
inputs:
buildType: 'current'
downloadType: 'single'
downloadPath: '$(System.ArtifactsDirectory)'
artifactName: 'IntegrationTests'

- task: ExtractFiles@1
displayName: 'Extract Integration Test Binaries'
inputs:
archiveFilePatterns: '$(System.ArtifactsDirectory)/IntegrationTests/Microsoft.Health.Fhir.${{ parameters.version }}.Tests.Integration.zip'
destinationFolder: '$(Agent.TempDirectory)/IntegrationTests/'

- task: UseDotNet@2
inputs:
useGlobalJson: true

- task: AzureKeyVault@1
displayName: 'Azure Key Vault: ${{ parameters.keyVaultName }}-sql'
inputs:
azureSubscription: $(ConnectedServiceName)
KeyVaultName: '${{ parameters.keyVaultName }}-sql'

- task: DotNetCoreCLI@2
displayName: 'Run Integration Tests'
displayName: 'Run Sql Integration Tests'
inputs:
command: test
arguments: '"$(Agent.TempDirectory)/IntegrationTests/**/*${{ parameters.version }}.Tests.Integration*.dll" --blame-hang-timeout 15m'
arguments: '"$(Agent.TempDirectory)/IntegrationTests/**/*${{ parameters.version }}.Tests.Integration*.dll" --filter DisplayName!~Cosmos -v normal'
workingDirectory: "$(System.ArtifactsDirectory)"
testRunTitle: '${{ parameters.version }} Integration'
env:
'CosmosDb:Host': $(CosmosDb--Host)
'CosmosDb:Key': $(CosmosDb--Key)
'SqlServer:ConnectionString': $(SqlServer--ConnectionString)

- job: 'cosmosE2eTests'
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Expand Up @@ -58,9 +58,7 @@ protected async Task StartAsync(double periodSec, CancellationToken cancellation

private async Task RunInternalAsync()
{
_cancellationToken.ThrowIfCancellationRequested();

if (_isRunning)
if (_isRunning || _cancellationToken.IsCancellationRequested)
{
return;
}
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Expand Up @@ -203,7 +203,7 @@ public async Task GivenIncrementalLoad_MultipleInputVersionsOutOfOrderSomeNotExp
Assert.Equal(GetLastUpdated("2001"), result.Resource.Meta.LastUpdated);
}

[Fact]
[Fact(Skip = "Flaky test")]
public async Task GivenIncrementalLoad_MultipleInputVersionsOutOfOrderSomeNotExplicit_ResourceNotExisting()
{
var id = Guid.NewGuid().ToString("N");
Expand Down
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Expand Up @@ -73,7 +73,10 @@ public async Task GivenADatabaseSupportsResourceChangeCapture_WhenResourceChange
}
finally
{
await fhirStorageTestsFixture.DisposeAsync();
if (fhirStorageTestsFixture != null)
{
await fhirStorageTestsFixture.DisposeAsync();
}
}
}
}
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,10 @@ public async Task InitializeAsync()

public async Task DisposeAsync()
{
await (_storageFixture?.DisposeAsync() ?? Task.CompletedTask);
if (_storageFixture != null)
{
await _storageFixture.DisposeAsync();
}
}
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -7,12 +7,14 @@
using System.Linq;
using Microsoft.Data.SqlClient;
using Microsoft.Health.Fhir.Tests.Common;
using Microsoft.Health.Fhir.Tests.Common.FixtureParameters;
using Microsoft.Health.SqlServer.Features.Storage;
using Microsoft.Health.Test.Utilities;
using Xunit;

namespace Microsoft.Health.Fhir.Tests.Integration.Persistence
{
[FhirStorageTestsFixtureArgumentSets(DataStore.SqlServer)]
[Trait(Traits.OwningTeam, OwningTeam.Fhir)]
[Trait(Traits.Category, Categories.DataSourceValidation)]
public class SqlDataReaderExtensionsTests : IClassFixture<SqlServerFhirStorageTestsFixture>
Expand Down
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Expand Up @@ -12,13 +12,15 @@
using Microsoft.Health.Core.Extensions;
using Microsoft.Health.Fhir.SqlServer.Features.Storage;
using Microsoft.Health.Fhir.Tests.Common;
using Microsoft.Health.Fhir.Tests.Common.FixtureParameters;
using Microsoft.Health.SqlServer;
using Microsoft.Health.Test.Utilities;
using Xunit;
using Xunit.Abstractions;

namespace Microsoft.Health.Fhir.Tests.Integration.Persistence
{
[FhirStorageTestsFixtureArgumentSets(DataStore.SqlServer)]
[Trait(Traits.OwningTeam, OwningTeam.Fhir)]
[Trait(Traits.Category, Categories.DataSourceValidation)]
public class SqlRetryServiceTests : IClassFixture<SqlServerFhirStorageTestsFixture>
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
// -------------------------------------------------------------------------------------------------

using System;
using System.Diagnostics;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
Expand All @@ -13,7 +14,6 @@
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging.Abstractions;
using Microsoft.Extensions.Options;
using Microsoft.Health.Extensions.DependencyInjection;
using Microsoft.Health.Fhir.SqlServer.Features.Schema;
using Microsoft.Health.Fhir.SqlServer.Features.Storage;
using Microsoft.Health.Fhir.SqlServer.Features.Watchdogs;
Expand All @@ -40,6 +40,7 @@ public class SqlServerFhirStorageTestHelper : IFhirStorageTestHelper, ISqlServer
private readonly ISqlConnectionBuilder _sqlConnectionBuilder;
private readonly AsyncRetryPolicy _dbSetupRetryPolicy;
private readonly TestQueueClient _queueClient;
private static readonly SemaphoreSlim DbSetupSemaphore = new(4);

public SqlServerFhirStorageTestHelper(
string initialConnectionString,
Expand All @@ -60,50 +61,59 @@ public SqlServerFhirStorageTestHelper(
_dbSetupRetryPolicy = Policy
.Handle<Exception>()
.WaitAndRetryAsync(
retryCount: 7,
sleepDurationProvider: retryAttempt => TimeSpan.FromSeconds(Math.Pow(2, retryAttempt)));
retryCount: 20,
sleepDurationProvider: retryAttempt => TimeSpan.FromSeconds(3));
}

internal bool DropDatabase => true;

public async Task CreateAndInitializeDatabase(string databaseName, int maximumSupportedSchemaVersion, bool forceIncrementalSchemaUpgrade, SchemaInitializer schemaInitializer = null, CancellationToken cancellationToken = default)
{
var testConnectionString = new SqlConnectionStringBuilder(_initialConnectionString) { InitialCatalog = databaseName }.ToString();
schemaInitializer ??= CreateSchemaInitializer(testConnectionString, maximumSupportedSchemaVersion);
string testConnectionString = new SqlConnectionStringBuilder(_initialConnectionString) { InitialCatalog = databaseName }.ToString();

await _dbSetupRetryPolicy.ExecuteAsync(async () =>
{
// Create the database.
await using SqlConnection connection = await _sqlConnectionBuilder.GetSqlConnectionAsync(_masterDatabaseName, null, cancellationToken);
await connection.OpenAsync(cancellationToken);
await _dbSetupRetryPolicy.ExecuteAsync(
async () =>
{
// Create the database.
await using SqlConnection connection = await _sqlConnectionBuilder.GetSqlConnectionAsync(_masterDatabaseName, null, cancellationToken);
await connection.OpenAsync(cancellationToken);
await using SqlCommand command = connection.CreateCommand();
command.CommandTimeout = 600;
command.CommandText = @$"
await using SqlCommand command = connection.CreateCommand();
command.CommandTimeout = 600;
command.CommandText = @$"
IF NOT EXISTS (SELECT * FROM sys.databases WHERE name = '{databaseName}')
BEGIN
CREATE DATABASE {databaseName};
END";
await command.ExecuteNonQueryAsync(cancellationToken);
await connection.CloseAsync();
});
await DbSetupSemaphore.WaitAsync(cancellationToken);
try
{
await command.ExecuteNonQueryAsync(cancellationToken);
}
finally
{
DbSetupSemaphore.Release();
}
await connection.CloseAsync();
});

// Verify that we can connect to the new database. This sometimes does not work right away with Azure SQL.

await _dbSetupRetryPolicy.ExecuteAsync(async () =>
{
await using SqlConnection connection = await _sqlConnectionBuilder.GetSqlConnectionAsync(databaseName, null, cancellationToken);
await connection.OpenAsync(cancellationToken);
await using SqlCommand sqlCommand = connection.CreateCommand();
sqlCommand.CommandText = "SELECT 1";
await sqlCommand.ExecuteScalarAsync(cancellationToken);
await connection.CloseAsync();
});
await _dbSetupRetryPolicy.ExecuteAsync(
async () =>
{
await using SqlConnection connection = await _sqlConnectionBuilder.GetSqlConnectionAsync(databaseName, null, cancellationToken);
await connection.OpenAsync(cancellationToken);
await using SqlCommand sqlCommand = connection.CreateCommand();
sqlCommand.CommandText = "SELECT 1";
await sqlCommand.ExecuteScalarAsync(cancellationToken);
await connection.CloseAsync();
});

await _dbSetupRetryPolicy.ExecuteAsync(async () =>
{
await schemaInitializer.InitializeAsync(forceIncrementalSchemaUpgrade, cancellationToken);
});
schemaInitializer ??= CreateSchemaInitializer(testConnectionString, maximumSupportedSchemaVersion);
await _dbSetupRetryPolicy.ExecuteAsync(async () => { await schemaInitializer.InitializeAsync(forceIncrementalSchemaUpgrade, cancellationToken); });
await InitWatchdogsParameters(databaseName);
await EnableDatabaseLogging(databaseName);
await _sqlServerFhirModel.Initialize(maximumSupportedSchemaVersion, true, cancellationToken);
Expand Down Expand Up @@ -206,18 +216,31 @@ public async Task DeleteDatabase(string databaseName, CancellationToken cancella
return;
}

SqlConnection.ClearAllPools();
try
{
await DbSetupSemaphore.WaitAsync(cancellationToken);
try
{
SqlConnection.ClearAllPools();

await _dbSetupRetryPolicy.ExecuteAsync(async () =>
await using SqlConnection connection = await _sqlConnectionBuilder.GetSqlConnectionAsync(_masterDatabaseName, null, cancellationToken);
await connection.OpenAsync(cancellationToken);
await using SqlCommand command = connection.CreateCommand();
command.CommandTimeout = 600;
command.CommandText = $"DROP DATABASE IF EXISTS {databaseName}";

await command.ExecuteNonQueryAsync(cancellationToken);
await connection.CloseAsync();
}
finally
{
DbSetupSemaphore.Release();
}
}
catch (Exception ex)
{
await using SqlConnection connection = await _sqlConnectionBuilder.GetSqlConnectionAsync(_masterDatabaseName, null, cancellationToken);
await connection.OpenAsync(cancellationToken);
await using SqlCommand command = connection.CreateCommand();
command.CommandTimeout = 600;
command.CommandText = $"DROP DATABASE IF EXISTS {databaseName}";
await command.ExecuteNonQueryAsync(cancellationToken);
await connection.CloseAsync();
});
Trace.TraceError("Failed to delete database: " + ex.Message);
}
}

public Task DeleteAllExportJobRecordsAsync(CancellationToken cancellationToken = default)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,14 @@

using Microsoft.Data.SqlClient;
using Microsoft.Health.Fhir.Tests.Common;
using Microsoft.Health.Fhir.Tests.Common.FixtureParameters;
using Microsoft.Health.SqlServer.Features.Storage;
using Microsoft.Health.Test.Utilities;
using Xunit;

namespace Microsoft.Health.Fhir.Tests.Integration.Persistence
{
[FhirStorageTestsFixtureArgumentSets(DataStore.SqlServer)]
[Trait(Traits.OwningTeam, OwningTeam.Fhir)]
[Trait(Traits.Category, Categories.Search)]
public class SqlServerMemberMatchTests : IClassFixture<SqlServerFhirStorageTestsFixture>
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@
using Microsoft.Health.Fhir.SqlServer.Features.Schema;
using Microsoft.Health.Fhir.SqlServer.Features.Storage;
using Microsoft.Health.Fhir.Tests.Common;
using Microsoft.Health.Fhir.Tests.Common.FixtureParameters;
using Microsoft.Health.SqlServer;
using Microsoft.Health.SqlServer.Configs;
using Microsoft.Health.SqlServer.Features.Client;
Expand All @@ -38,6 +39,7 @@

namespace Microsoft.Health.Fhir.Tests.Integration.Persistence
{
[FhirStorageTestsFixtureArgumentSets(DataStore.SqlServer)]
[Trait(Traits.OwningTeam, OwningTeam.Fhir)]
[Trait(Traits.Category, Categories.Schema)]
public class SqlServerSchemaUpgradeTests
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
using Microsoft.Health.Fhir.Core.UnitTests.Extensions;
using Microsoft.Health.Fhir.SqlServer.Features.Storage;
using Microsoft.Health.Fhir.Tests.Common;
using Microsoft.Health.Fhir.Tests.Common.FixtureParameters;
using Microsoft.Health.SqlServer.Features.Client;
using Microsoft.Health.Test.Utilities;
using Xunit;
Expand All @@ -23,6 +24,7 @@

namespace Microsoft.Health.Fhir.Tests.Integration.Persistence
{
[FhirStorageTestsFixtureArgumentSets(DataStore.SqlServer)]
[Trait(Traits.OwningTeam, OwningTeam.Fhir)]
[Trait(Traits.Category, Categories.DataSourceValidation)]
public class SqlServerSetMergeTests : IClassFixture<SqlServerFhirStorageTestsFixture>
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -13,12 +13,14 @@
using Microsoft.Health.Fhir.Core.Features.Persistence;
using Microsoft.Health.Fhir.SqlServer.Features.Schema;
using Microsoft.Health.Fhir.Tests.Common;
using Microsoft.Health.Fhir.Tests.Common.FixtureParameters;
using Microsoft.Health.Test.Utilities;
using Xunit;
using Task = System.Threading.Tasks.Task;

namespace Microsoft.Health.Fhir.Tests.Integration.Persistence
{
[FhirStorageTestsFixtureArgumentSets(DataStore.SqlServer)]
[Trait(Traits.OwningTeam, OwningTeam.Fhir)]
[Trait(Traits.Category, Categories.DataSourceValidation)]
public class SqlServerSqlCompatibilityTests
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@
using Microsoft.Health.Fhir.SqlServer.Features.Storage.TvpRowGeneration.Merge;
using Microsoft.Health.Fhir.SqlServer.Features.Watchdogs;
using Microsoft.Health.Fhir.Tests.Common;
using Microsoft.Health.Fhir.Tests.Common.FixtureParameters;
using Microsoft.Health.Fhir.ValueSets;
using Microsoft.Health.Test.Utilities;
using NSubstitute;
Expand All @@ -33,6 +34,7 @@

namespace Microsoft.Health.Fhir.Tests.Integration.Persistence
{
[FhirStorageTestsFixtureArgumentSets(DataStore.SqlServer)]
[Trait(Traits.OwningTeam, OwningTeam.Fhir)]
[Trait(Traits.Category, Categories.DataSourceValidation)]
public class SqlServerWatchdogTests : IClassFixture<SqlServerFhirStorageTestsFixture>
Expand Down

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