public void CreateStreamSet_CalledMultipleTimes_KSqlQueryGeneratorBuildKSqlWasNotCalled()
{
//Arrange
var context = new TestableDbProvider <string>(TestParameters.KsqlDBUrl);
//Act
var subscription = context.CreateQueryStream <string>().Subscribe(_ => {});
//Assert
context.KSqlQueryGenerator.Verify(c => c.BuildKSql(It.IsAny <Expression>(), It.IsAny <QueryContext>()), Times.Once);
}
public void CreateStreamSet_Subscribe_KSqldbProvidersRunWasCalled()
{
//Arrange
var context = new TestableDbProvider <string>(TestParameters.KsqlDBUrl);
//Act
var streamSet = context.CreateQueryStream <string>().Subscribe(_ => {});
//Assert
streamSet.Should().NotBeNull();
context.KSqldbProviderMock.Verify(c => c.Run <string>(It.IsAny <object>(), It.IsAny <CancellationToken>()), Times.Once);
}
public async Task DisposeAsync_ServiceProviderWasBuilt_ContextWasDisposed()
{
//Arrange
var context = new TestableDbProvider <string>(TestParameters.KsqlDBUrl);
context.CreateQueryStream <string>();
//Act
await context.DisposeAsync().ConfigureAwait(false);
//Assert
context.IsDisposed.Should().BeTrue();
}
public void CreateStreamSet_Subscribe_KSqlQueryGenerator()
{
//Arrange
var contextOptions = new KSqlDBContextOptions(TestParameters.KsqlDBUrl);
contextOptions.QueryStreamParameters["auto.offset.reset"] = "latest";
var context = new TestableDbProvider <string>(contextOptions);
//Act
var subscription = context.CreateQueryStream <string>().Subscribe(_ => {}, e => {});
//Assert
context.KSqldbProviderMock.Verify(c => c.Run <string>(It.Is <QueryStreamParameters>(parameters => parameters["auto.offset.reset"] == "latest"), It.IsAny <CancellationToken>()), Times.Once);
}
public async Task CreateQueryStream_RawKSQL_ReturnAsyncEnumerable()
{
//Arrange
string ksql = @"SELECT * FROM tweetsTest EMIT CHANGES LIMIT 2;";
QueryStreamParameters queryStreamParameters = new QueryStreamParameters
{
Sql = ksql,
[QueryStreamParameters.AutoOffsetResetPropertyName] = "earliest",
};
var context = new TestableDbProvider <string>(TestParameters.KsqlDBUrl);
//Act
var source = context.CreateQueryStream <string>(queryStreamParameters);
//Assert
source.Should().NotBeNull();
}